diff --git a/Fltk/menuWindow.cpp b/Fltk/menuWindow.cpp
index 99e63d1ac6fd5a90ae0f0f291af77d7a836a770f..d39bbc78bf1b840b50b14bb149f500c0bbf0b691 100644
--- a/Fltk/menuWindow.cpp
+++ b/Fltk/menuWindow.cpp
@@ -188,7 +188,7 @@ static void file_remote_cb(Fl_Widget *w, void *data)
   else
     c = (onelab::localNetworkClient*)it->second;
   GmshServer *server = c->getGmshServer();
-  
+
   std::string str((const char*)data);
 
   if(str == "start"){
@@ -341,7 +341,7 @@ static int _save_auto(const char *name)
   case FORMAT_SVG  : return _save_svg(name);
   case FORMAT_YUV  : return _save_yuv(name);
   default :
-    CreateOutputFile(name, FORMAT_AUTO); 
+    CreateOutputFile(name, FORMAT_AUTO);
     return 1;
   }
 }
@@ -421,7 +421,7 @@ static void file_save_as_cb(Fl_Widget *w, void *data)
     std::string name = fileChooserGetName(1);
     if(CTX::instance()->confirmOverwrite) {
       if(!StatFile(name))
-        if(!fl_choice("File '%s' already exists.\n\nDo you want to replace it?", 
+        if(!fl_choice("File '%s' already exists.\n\nDo you want to replace it?",
                       "Cancel", "Replace", 0, name.c_str()))
           goto test;
     }
@@ -458,7 +458,7 @@ static void file_rename_cb(Fl_Widget *w, void *data)
     std::string name = fileChooserGetName(1);
     if(CTX::instance()->confirmOverwrite) {
       if(!StatFile(name))
-        if(!fl_choice("File '%s' already exists.\n\nDo you want to replace it?", 
+        if(!fl_choice("File '%s' already exists.\n\nDo you want to replace it?",
                       "Cancel", "Replace", 0, name.c_str()))
           goto test;
     }
@@ -485,7 +485,7 @@ void file_watch_cb(Fl_Widget *w, void *data)
     (GModel::current()->getFileName(), CTX::instance()->watchFilePattern);
   std::string directory = SplitFileName(pattern)[0];
   if(directory.empty()) directory = "./";
-  
+
   dirent **files = 0;
   int num = fl_filename_list(directory.c_str(), &files, fl_numericsort);
   if(num <= 0) return;
@@ -498,9 +498,9 @@ void file_watch_cb(Fl_Widget *w, void *data)
   }
   if(files) free((void*)files);
 
-  Msg::Info("%d match%s for pattern '%s'", (int)matches.size(), 
+  Msg::Info("%d match%s for pattern '%s'", (int)matches.size(),
             (matches.size() > 1) ? "es" : "", pattern.c_str());
-  
+
   std::set<std::string> allFiles;
   for(unsigned int i = 0; i < GModel::list.size(); i++)
     allFiles.insert(GetFileNameWithoutPath(GModel::list[i]->getFileName()));
@@ -525,10 +525,10 @@ static void help_short_cb(Fl_Widget *w, void *data)
   Msg::Direct(" ");
   Msg::Direct("Keyboard shortcuts:");
   Msg::Direct(" ");
-  Msg::Direct("  Left arrow    Go to previous time step"); 
-  Msg::Direct("  Right arrow   Go to next time step"); 
-  Msg::Direct("  Up arrow      Make previous view visible"); 
-  Msg::Direct("  Down arrow    Make next view visible"); 
+  Msg::Direct("  Left arrow    Go to previous time step");
+  Msg::Direct("  Right arrow   Go to next time step");
+  Msg::Direct("  Up arrow      Make previous view visible");
+  Msg::Direct("  Down arrow    Make next view visible");
   Msg::Direct(" ");
   Msg::Direct("  <             Go back to previous context");
   Msg::Direct("  >             Go forward to next context");
@@ -546,54 +546,54 @@ static void help_short_cb(Fl_Widget *w, void *data)
   Msg::Direct("  Shift+a       Bring all windows to front");
   Msg::Direct("  Shift+g       Show geometry options");
   Msg::Direct("  Shift+m       Show mesh options");
-  Msg::Direct("  Shift+o       Show general options"); 
+  Msg::Direct("  Shift+o       Show general options");
   Msg::Direct("  Shift+p       Show post-processing options");
-  Msg::Direct("  Shift+s       Show solver options"); 
+  Msg::Direct("  Shift+s       Show solver options");
   Msg::Direct("  Shift+u       Show post-processing view plugins");
   Msg::Direct("  Shift+w       Show post-processing view options");
   Msg::Direct("  Shift+Escape  Enable full mouse selection");
   Msg::Direct(" ");
-  Msg::Direct("  " CC("i") "        Show statistics window"); 
+  Msg::Direct("  " CC("i") "        Show statistics window");
   Msg::Direct("  " CC("l") "        Show message console");
 #if defined(__APPLE__)
-  Msg::Direct("  " CC("m") "        Minimize window"); 
+  Msg::Direct("  " CC("m") "        Minimize window");
 #endif
-  Msg::Direct("  " CC("n") "        Create new project file"); 
-  Msg::Direct("  " CC("o") "        Open project file"); 
+  Msg::Direct("  " CC("n") "        Create new project file");
+  Msg::Direct("  " CC("o") "        Open project file");
   Msg::Direct("  " CC("q") "        Quit");
   Msg::Direct("  " CC("r") "        Rename project file");
   Msg::Direct("  " CC("s") "        Save file as");
   Msg::Direct(" ");
   Msg::Direct("  Shift+" CC("c") "  Show clipping plane window");
-  Msg::Direct("  Shift+" CC("m") "  Show manipulator window"); 
-  Msg::Direct("  Shift+" CC("n") "  Show option window"); 
-  Msg::Direct("  Shift+" CC("o") "  Merge file(s)"); 
+  Msg::Direct("  Shift+" CC("m") "  Show manipulator window");
+  Msg::Direct("  Shift+" CC("n") "  Show option window");
+  Msg::Direct("  Shift+" CC("o") "  Merge file(s)");
   Msg::Direct("  Shift+" CC("s") "  Save mesh in default format");
   Msg::Direct("  Shift+" CC("u") "  Show plugin window");
   Msg::Direct("  Shift+" CC("v") "  Show visibility window");
   Msg::Direct(" ");
-  Msg::Direct("  Alt+a         Loop through axes modes"); 
+  Msg::Direct("  Alt+a         Loop through axes modes");
   Msg::Direct("  Alt+b         Hide/show bounding boxes");
   Msg::Direct("  Alt+c         Loop through predefined color schemes");
   Msg::Direct("  Alt+e         Hide/Show element outlines for visible post-pro views");
-  Msg::Direct("  Alt+f         Change redraw mode (fast/full)"); 
-  Msg::Direct("  Alt+h         Hide/show all post-processing views"); 
+  Msg::Direct("  Alt+f         Change redraw mode (fast/full)");
+  Msg::Direct("  Alt+h         Hide/show all post-processing views");
   Msg::Direct("  Alt+i         Hide/show all post-processing view scales");
   Msg::Direct("  Alt+l         Hide/show geometry lines");
   Msg::Direct("  Alt+m         Toggle visibility of all mesh entities");
   Msg::Direct("  Alt+n         Hide/show all post-processing view annotations");
   Msg::Direct("  Alt+o         Change projection mode (orthographic/perspective)");
   Msg::Direct("  Alt+p         Hide/show geometry points");
-  Msg::Direct("  Alt+r         Loop through range modes for visible post-pro views"); 
+  Msg::Direct("  Alt+r         Loop through range modes for visible post-pro views");
   Msg::Direct("  Alt+s         Hide/show geometry surfaces");
-  Msg::Direct("  Alt+t         Loop through interval modes for visible post-pro views"); 
+  Msg::Direct("  Alt+t         Loop through interval modes for visible post-pro views");
   Msg::Direct("  Alt+v         Hide/show geometry volumes");
   Msg::Direct("  Alt+w         Enable/disable all lighting");
-  Msg::Direct("  Alt+x         Set X view"); 
-  Msg::Direct("  Alt+y         Set Y view"); 
-  Msg::Direct("  Alt+z         Set Z view"); 
+  Msg::Direct("  Alt+x         Set X view");
+  Msg::Direct("  Alt+y         Set Y view");
+  Msg::Direct("  Alt+z         Set Z view");
   Msg::Direct(" ");
-  Msg::Direct("  Alt+Shift+a   Hide/show small axes"); 
+  Msg::Direct("  Alt+Shift+a   Hide/show small axes");
   Msg::Direct("  Alt+Shift+b   Hide/show mesh volume faces");
   Msg::Direct("  Alt+Shift+d   Hide/show mesh surface faces");
   Msg::Direct("  Alt+Shift+l   Hide/show mesh lines");
@@ -602,9 +602,9 @@ static void help_short_cb(Fl_Widget *w, void *data)
   Msg::Direct("  Alt+Shift+s   Hide/show mesh surface edges");
   Msg::Direct("  Alt+Shift+v   Hide/show mesh volume edges");
   Msg::Direct("  Alt+Shift+w   Reverse all mesh normals");
-  Msg::Direct("  Alt+Shift+x   Set -X view"); 
-  Msg::Direct("  Alt+Shift+y   Set -Y view"); 
-  Msg::Direct("  Alt+Shift+z   Set -Z view"); 
+  Msg::Direct("  Alt+Shift+x   Set -X view");
+  Msg::Direct("  Alt+Shift+y   Set -Y view");
+  Msg::Direct("  Alt+Shift+z   Set -Z view");
   Msg::Direct(" ");
   FlGui::instance()->showMessages();
 }
@@ -621,17 +621,17 @@ static void help_mouse_cb(Fl_Widget *w, void *data)
   Msg::Direct("                      - Resize a lasso zoom or a lasso (un)selection");
   Msg::Direct("  Left button         - Rotate");
   Msg::Direct("                      - Select an entity");
-  Msg::Direct("                      - Accept a lasso zoom or a lasso selection"); 
-  Msg::Direct("  Ctrl+Left button    Start a lasso zoom or a lasso (un)selection"); 
+  Msg::Direct("                      - Accept a lasso zoom or a lasso selection");
+  Msg::Direct("  Ctrl+Left button    Start a lasso zoom or a lasso (un)selection");
   Msg::Direct("  Middle button       - Zoom");
   Msg::Direct("                      - Unselect an entity");
   Msg::Direct("                      - Accept a lasso zoom or a lasso unselection");
-  Msg::Direct("  Ctrl+Middle button  Orthogonalize display"); 
+  Msg::Direct("  Ctrl+Middle button  Orthogonalize display");
   Msg::Direct("  Right button        - Pan");
   Msg::Direct("                      - Cancel a lasso zoom or a lasso (un)selection");
   Msg::Direct("                      - Pop-up menu on post-processing view button");
-  Msg::Direct("  Ctrl+Right button   Reset to default viewpoint");   
-  Msg::Direct(" ");   
+  Msg::Direct("  Ctrl+Right button   Reset to default viewpoint");
+  Msg::Direct(" ");
   Msg::Direct("  For a 2 button mouse, Middle button = Shift+Left button");
   Msg::Direct("  For a 1 button mouse, Middle button = Shift+Left button, "
               "Right button = Alt+Left button");
@@ -1025,7 +1025,7 @@ static void add_new_surface_volume(int mode)
           Msg::StatusBar(3, false, "Select volume boundary\n"
                          "[Press 'u' to undo last selection or 'q' to abort]");
       }
-      
+
       char ib = FlGui::instance()->selectEntity(type);
       if(ib == 'q') {
         GModel::current()->setSelection(0);
@@ -1102,11 +1102,11 @@ static void add_new_surface_volume(int mode)
               }
             }
             if(ib == 'l') {
-              int size = (type == ENT_LINE) ? 
+              int size = (type == ENT_LINE) ?
                 FlGui::instance()->selectedEdges.size() :
                 FlGui::instance()->selectedFaces.size();
               for(int i=0;i<size;i++){
-                int num = (type == ENT_LINE) ? 
+                int num = (type == ENT_LINE) ?
                   FlGui::instance()->selectedEdges[i]->tag() :
                   FlGui::instance()->selectedFaces[i]->tag();
                 if(select_contour(type, num, List1)) {
@@ -1127,9 +1127,9 @@ static void add_new_surface_volume(int mode)
           List_Unique(List2,fcmp_absint);
           if(List_Nbr(List2)) {
             switch (mode) {
-            case 0: add_surf("Plane Surface", List2, 
+            case 0: add_surf("Plane Surface", List2,
                              GModel::current()->getFileName()); break;
-            case 1: add_surf("Ruled Surface", List2, 
+            case 1: add_surf("Ruled Surface", List2,
                              GModel::current()->getFileName()); break;
             case 2: add_vol(List2, GModel::current()->getFileName()); break;
             }
@@ -1216,7 +1216,7 @@ static void split_selection()
     }
     for(unsigned int i = 0; i < FlGui::instance()->selectedVertices.size(); i++){
       int tag = FlGui::instance()->selectedVertices[i]->tag();
-      int index = List_ISearchSeq(List1, &tag, fcmp_int); 
+      int index = List_ISearchSeq(List1, &tag, fcmp_int);
       if(index < 0) List_Add(List1, &tag);
       FlGui::instance()->selectedVertices[i]->setSelection(1);
     }
@@ -1262,7 +1262,7 @@ static void action_point_line_surface_volume(int action, int mode, const char *w
   }
 
   drawContext::global()->draw();
-    
+
   List_T *List1 = List_Create(5, 5, sizeof(int));
   while(1) {
     if(!List_Nbr(List1))
@@ -1272,7 +1272,7 @@ static void action_point_line_surface_volume(int action, int mode, const char *w
       Msg::StatusBar(3, false, "Select %s\n"
                      "[Press 'e' to end selection, 'u' to undo last selection "
                      "or 'q' to abort]", str);
-    
+
     char ib = FlGui::instance()->selectEntity(type);
     if(ib == 'l') {
       // we don't use List_Insert in order to keep the original
@@ -1280,7 +1280,7 @@ static void action_point_line_surface_volume(int action, int mode, const char *w
       // expected)
       int tag;
       switch (type) {
-      case ENT_POINT: 
+      case ENT_POINT:
         for(unsigned int i = 0; i < FlGui::instance()->selectedVertices.size(); i++){
           FlGui::instance()->selectedVertices[i]->setSelection(1);
           tag = FlGui::instance()->selectedVertices[i]->tag();
@@ -1324,7 +1324,7 @@ static void action_point_line_surface_volume(int action, int mode, const char *w
       case ENT_POINT:
         for(unsigned int i = 0; i < FlGui::instance()->selectedVertices.size(); i++){
           tag = FlGui::instance()->selectedVertices[i]->tag();
-          index = List_ISearchSeq(List1, &tag, fcmp_int); 
+          index = List_ISearchSeq(List1, &tag, fcmp_int);
           if(index >= 0) List_PSuppress(List1, index);
           FlGui::instance()->selectedVertices[i]->setSelection(0);
         }
@@ -1332,7 +1332,7 @@ static void action_point_line_surface_volume(int action, int mode, const char *w
       case ENT_LINE:
         for(unsigned int i = 0; i < FlGui::instance()->selectedEdges.size(); i++){
           tag = FlGui::instance()->selectedEdges[i]->tag();
-          index = List_ISearchSeq(List1, &tag, fcmp_int); 
+          index = List_ISearchSeq(List1, &tag, fcmp_int);
           if(index >= 0) List_PSuppress(List1, index);
           FlGui::instance()->selectedEdges[i]->setSelection(0);
         }
@@ -1340,7 +1340,7 @@ static void action_point_line_surface_volume(int action, int mode, const char *w
       case ENT_SURFACE:
         for(unsigned int i = 0; i < FlGui::instance()->selectedFaces.size(); i++){
           tag = FlGui::instance()->selectedFaces[i]->tag();
-          index = List_ISearchSeq(List1, &tag, fcmp_int); 
+          index = List_ISearchSeq(List1, &tag, fcmp_int);
           if(index >= 0) List_PSuppress(List1, index);
           FlGui::instance()->selectedFaces[i]->setSelection(0);
         }
@@ -1348,7 +1348,7 @@ static void action_point_line_surface_volume(int action, int mode, const char *w
       case ENT_VOLUME:
         for(unsigned int i = 0; i < FlGui::instance()->selectedRegions.size(); i++){
           tag = FlGui::instance()->selectedRegions[i]->tag();
-          index = List_ISearchSeq(List1, &tag, fcmp_int); 
+          index = List_ISearchSeq(List1, &tag, fcmp_int);
           if(index >= 0) List_PSuppress(List1, index);
           FlGui::instance()->selectedRegions[i]->setSelection(0);
         }
@@ -1439,7 +1439,7 @@ static void action_point_line_surface_volume(int action, int mode, const char *w
           add_physical(what, List1, GModel::current()->getFileName());
           break;
         case 8:
-          add_charlength(List1, GModel::current()->getFileName(), 
+          add_charlength(List1, GModel::current()->getFileName(),
                          FlGui::instance()->meshContext->input[0]->value());
           break;
         case 9:
@@ -1469,7 +1469,7 @@ static void action_point_line_surface_volume(int action, int mode, const char *w
 
   Msg::StatusBar(3, false, "");
 }
-  
+
 static void geometry_elementary_add_translate_cb(Fl_Widget *w, void *data)
 {
   if(!data){
@@ -1703,7 +1703,7 @@ static void mesh_delete_parts_cb(Fl_Widget *w, void *data)
       if(CTX::instance()->pickElements){
         for(unsigned int i = 0; i < FlGui::instance()->selectedElements.size(); i++){
           if(FlGui::instance()->selectedElements[i]->getVisibility() != 2){
-            FlGui::instance()->selectedElements[i]->setVisibility(2); 
+            FlGui::instance()->selectedElements[i]->setVisibility(2);
             ele.push_back(FlGui::instance()->selectedElements[i]);
           }
         }
@@ -1711,13 +1711,13 @@ static void mesh_delete_parts_cb(Fl_Widget *w, void *data)
       else{
         for(unsigned int i = 0; i < FlGui::instance()->selectedEdges.size(); i++){
           if(FlGui::instance()->selectedEdges[i]->getSelection() != 1){
-            FlGui::instance()->selectedEdges[i]->setSelection(1); 
+            FlGui::instance()->selectedEdges[i]->setSelection(1);
             ent.push_back(FlGui::instance()->selectedEdges[i]);
           }
         }
         for(unsigned int i = 0; i < FlGui::instance()->selectedFaces.size(); i++){
           if(FlGui::instance()->selectedFaces[i]->getSelection() != 1){
-            FlGui::instance()->selectedFaces[i]->setSelection(1); 
+            FlGui::instance()->selectedFaces[i]->setSelection(1);
             ent.push_back(FlGui::instance()->selectedFaces[i]);
           }
         }
@@ -1800,10 +1800,10 @@ static void mesh_inspect_cb(Fl_Widget *w, void *data)
         int type = ele->getTypeForMSH();
         const char *name;
         MElement::getInfoMSH(type, &name);
-        Msg::Direct("  Type: %d ('%s')", type, name); 
+        Msg::Direct("  Type: %d ('%s')", type, name);
         Msg::Direct("  Dimension: %d", ele->getDim());
-        Msg::Direct("  Order: %d", ele->getPolynomialOrder()); 
-        Msg::Direct("  Partition: %d", ele->getPartition()); 
+        Msg::Direct("  Order: %d", ele->getPolynomialOrder());
+        Msg::Direct("  Partition: %d", ele->getPartition());
         char tmp1[32], tmp2[512];
         sprintf(tmp2, "  Vertices:");
         for(int i = 0; i < ele->getNumVertices(); i++){
@@ -1844,13 +1844,13 @@ static void mesh_degree_cb(Fl_Widget *w, void *data)
 {
   int degree = (intptr_t)data;
   if(degree == 2)
-    SetOrderN(GModel::current(), 2, CTX::instance()->mesh.secondOrderLinear, 
+    SetOrderN(GModel::current(), 2, CTX::instance()->mesh.secondOrderLinear,
               CTX::instance()->mesh.secondOrderIncomplete);
   else if (degree == 1)
     SetOrder1(GModel::current());
   else // For now, use the same options as for second order meshes
-    SetOrderN(GModel::current(), degree, 
-	      CTX::instance()->mesh.secondOrderLinear, 
+    SetOrderN(GModel::current(), degree,
+	      CTX::instance()->mesh.secondOrderLinear,
               CTX::instance()->mesh.secondOrderIncomplete);
   CTX::instance()->mesh.changed |= (ENT_LINE | ENT_SURFACE | ENT_VOLUME);
   drawContext::global()->draw();
@@ -2034,7 +2034,7 @@ static void add_transfinite_embedded(int dim, bool embed)
             case 2:
               if(embed && p.size())
                 add_embedded("Point", p, GModel::current()->getFileName());
-              else if(!embed && 
+              else if(!embed &&
                       (p.size() == 0 + 1 || p.size() == 3 + 1 || p.size() == 4 + 1))
                 add_trsfsurf(p, GModel::current()->getFileName(),
                              FlGui::instance()->meshContext->choice[1]->text());
@@ -2194,7 +2194,7 @@ static void view_remove_all_cb(Fl_Widget *w, void *data)
     for(int i = PView::list.size() - 1; i >= 0; i--)
       if(PView::list[i]->getData()->getName() == name) delete PView::list[i];
   }
-  
+
   FlGui::instance()->updateViews();
   drawContext::global()->draw();
 }
@@ -2219,7 +2219,7 @@ static void view_save_cb(Fl_Widget *w, void *data)
 
   PView *view = PView::list[(intptr_t)data];
  test:
-  if(fileChooser(FILE_CHOOSER_CREATE, "Save As", formats, 
+  if(fileChooser(FILE_CHOOSER_CREATE, "Save As", formats,
                  view->getData()->getFileName().c_str())){
     std::string name = fileChooserGetName(1);
     if(CTX::instance()->confirmOverwrite) {
@@ -2307,11 +2307,11 @@ static void view_all_visible_cb(Fl_Widget *w, void *data)
   std::string name;
   if(mode >= 0) name = PView::list[mode]->getData()->getName();
   for(unsigned int i = 0; i < PView::list.size(); i++)
-    opt_view_visible(i, GMSH_SET | GMSH_GUI, 
+    opt_view_visible(i, GMSH_SET | GMSH_GUI,
                      (mode == -1) ? 1 :
                      (mode == -2) ? 0 :
                      (mode == -3) ? !opt_view_visible(i, GMSH_GET, 0) :
-                     (name == PView::list[i]->getData()->getName()) ? 1 : 
+                     (name == PView::list[i]->getData()->getName()) ? 1 :
                      0);
   drawContext::global()->draw();
 }
@@ -2474,10 +2474,10 @@ contextItem menu_geometry[] = {
   {"0Geometry"} ,
   {"Elementary entities", (Fl_Callback *)geometry_elementary_cb} ,
   {"Physical groups",     (Fl_Callback *)geometry_physical_cb} ,
-  {"Edit",                (Fl_Callback *)geometry_edit_cb} , 
-  {"Reload",              (Fl_Callback *)geometry_reload_cb} , 
+  {"Edit",                (Fl_Callback *)geometry_edit_cb} ,
+  {"Reload",              (Fl_Callback *)geometry_reload_cb} ,
   {""}
-};  
+};
   contextItem menu_geometry_elementary[] = {
     {"0Geometry>Elementary"} ,
     {"Add",       (Fl_Callback *)geometry_elementary_add_cb} ,
@@ -2489,8 +2489,8 @@ contextItem menu_geometry[] = {
     {"Symmetry",  (Fl_Callback *)geometry_elementary_symmetry_cb, (void*)0} ,
     {"Extrude",   (Fl_Callback *)geometry_elementary_extrude_cb, (void*)0} ,
     {"Coherence", (Fl_Callback *)geometry_elementary_coherence_cb} ,
-    {""} 
-  };  
+    {""}
+  };
     contextItem menu_geometry_elementary_add[] = {
       {"0Geometry>Elementary>Add"} ,
       {"New",       (Fl_Callback *)geometry_elementary_add_new_cb, (void*)0} ,
@@ -2498,8 +2498,8 @@ contextItem menu_geometry[] = {
       {"Rotate",    (Fl_Callback *)geometry_elementary_add_rotate_cb, (void*)0} ,
       {"Scale",     (Fl_Callback *)geometry_elementary_add_scale_cb, (void*)0} ,
       {"Symmetry",  (Fl_Callback *)geometry_elementary_add_symmetry_cb, (void*)0} ,
-      {""} 
-    };  
+      {""}
+    };
       contextItem menu_geometry_elementary_add_new[] = {
         {"0Geometry>Elementary>Add>New"} ,
         {"Parameter",     (Fl_Callback *)geometry_elementary_add_new_cb, (void*)"Parameter"} ,
@@ -2512,48 +2512,48 @@ contextItem menu_geometry[] = {
         {"Plane surface", (Fl_Callback *)geometry_elementary_add_new_cb, (void*)"Plane Surface"} ,
         {"Ruled surface", (Fl_Callback *)geometry_elementary_add_new_cb, (void*)"Ruled Surface"} ,
         {"Volume",        (Fl_Callback *)geometry_elementary_add_new_cb, (void*)"Volume"} ,
-        {""} 
-      };  
+        {""}
+      };
       contextItem menu_geometry_elementary_add_translate[] = {
         {"0Geometry>Elementary>Add>Translate"} ,
-        {"Point",   (Fl_Callback *)geometry_elementary_add_translate_cb, (void*)"Point"} ,  
-        {"Line",    (Fl_Callback *)geometry_elementary_add_translate_cb, (void*)"Line"} ,         
+        {"Point",   (Fl_Callback *)geometry_elementary_add_translate_cb, (void*)"Point"} ,
+        {"Line",    (Fl_Callback *)geometry_elementary_add_translate_cb, (void*)"Line"} ,
         {"Surface", (Fl_Callback *)geometry_elementary_add_translate_cb, (void*)"Surface"} ,
-        {"Volume",  (Fl_Callback *)geometry_elementary_add_translate_cb, (void*)"Volume"} , 
-        {""} 
-      };  
+        {"Volume",  (Fl_Callback *)geometry_elementary_add_translate_cb, (void*)"Volume"} ,
+        {""}
+      };
       contextItem menu_geometry_elementary_add_rotate[] = {
         {"0Geometry>Elementary>Add>Rotate"} ,
-        {"Point",   (Fl_Callback *)geometry_elementary_add_rotate_cb, (void*)"Point"} ,  
-        {"Line",    (Fl_Callback *)geometry_elementary_add_rotate_cb, (void*)"Line"} ,    
+        {"Point",   (Fl_Callback *)geometry_elementary_add_rotate_cb, (void*)"Point"} ,
+        {"Line",    (Fl_Callback *)geometry_elementary_add_rotate_cb, (void*)"Line"} ,
         {"Surface", (Fl_Callback *)geometry_elementary_add_rotate_cb, (void*)"Surface"} ,
-        {"Volume",  (Fl_Callback *)geometry_elementary_add_rotate_cb, (void*)"Volume"} , 
-        {""} 
-      };  
+        {"Volume",  (Fl_Callback *)geometry_elementary_add_rotate_cb, (void*)"Volume"} ,
+        {""}
+      };
       contextItem menu_geometry_elementary_add_scale[] = {
         {"0Geometry>Elementary>Add>Scale"} ,
-        {"Point",   (Fl_Callback *)geometry_elementary_add_scale_cb, (void*)"Point"} ,  
-        {"Line",    (Fl_Callback *)geometry_elementary_add_scale_cb, (void*)"Line"} ,     
+        {"Point",   (Fl_Callback *)geometry_elementary_add_scale_cb, (void*)"Point"} ,
+        {"Line",    (Fl_Callback *)geometry_elementary_add_scale_cb, (void*)"Line"} ,
         {"Surface", (Fl_Callback *)geometry_elementary_add_scale_cb, (void*)"Surface"} ,
-        {"Volume",  (Fl_Callback *)geometry_elementary_add_scale_cb, (void*)"Volume"} , 
-        {""} 
-      };  
+        {"Volume",  (Fl_Callback *)geometry_elementary_add_scale_cb, (void*)"Volume"} ,
+        {""}
+      };
       contextItem menu_geometry_elementary_add_symmetry[] = {
         {"0Geometry>Elementary>Add>Symmetry"} ,
-        {"Point",   (Fl_Callback *)geometry_elementary_add_symmetry_cb, (void*)"Point"} ,  
-        {"Line",    (Fl_Callback *)geometry_elementary_add_symmetry_cb, (void*)"Line"} ,          
+        {"Point",   (Fl_Callback *)geometry_elementary_add_symmetry_cb, (void*)"Point"} ,
+        {"Line",    (Fl_Callback *)geometry_elementary_add_symmetry_cb, (void*)"Line"} ,
         {"Surface", (Fl_Callback *)geometry_elementary_add_symmetry_cb, (void*)"Surface"} ,
-        {"Volume",  (Fl_Callback *)geometry_elementary_add_symmetry_cb, (void*)"Volume"} , 
-        {""} 
-      };  
+        {"Volume",  (Fl_Callback *)geometry_elementary_add_symmetry_cb, (void*)"Volume"} ,
+        {""}
+      };
     contextItem menu_geometry_elementary_delete[] = {
       {"0Geometry>Elementary>Delete"} ,
       {"Point",   (Fl_Callback *)geometry_elementary_delete_cb, (void*)"Point"} ,
       {"Line",    (Fl_Callback *)geometry_elementary_delete_cb, (void*)"Line"} ,
       {"Surface", (Fl_Callback *)geometry_elementary_delete_cb, (void*)"Surface"} ,
       {"Volume",  (Fl_Callback *)geometry_elementary_delete_cb, (void*)"Volume"} ,
-      {""} 
-    };  
+      {""}
+    };
     contextItem menu_geometry_elementary_split[] = {
       {"0Geometry>Elementary>Split"},
         {"Line",(Fl_Callback *)geometry_elementary_split_cb,(void*)"Line"},
@@ -2561,126 +2561,126 @@ contextItem menu_geometry[] = {
     };
     contextItem menu_geometry_elementary_translate[] = {
       {"0Geometry>Elementary>Translate"} ,
-      {"Point",   (Fl_Callback *)geometry_elementary_translate_cb, (void*)"Point"} ,  
-      {"Line",    (Fl_Callback *)geometry_elementary_translate_cb, (void*)"Line"} ,       
+      {"Point",   (Fl_Callback *)geometry_elementary_translate_cb, (void*)"Point"} ,
+      {"Line",    (Fl_Callback *)geometry_elementary_translate_cb, (void*)"Line"} ,
       {"Surface", (Fl_Callback *)geometry_elementary_translate_cb, (void*)"Surface"} ,
-      {"Volume",  (Fl_Callback *)geometry_elementary_translate_cb, (void*)"Volume"} , 
-      {""} 
-    };  
+      {"Volume",  (Fl_Callback *)geometry_elementary_translate_cb, (void*)"Volume"} ,
+      {""}
+    };
     contextItem menu_geometry_elementary_rotate[] = {
       {"0Geometry>Elementary>Rotate"} ,
-      {"Point",   (Fl_Callback *)geometry_elementary_rotate_cb, (void*)"Point"} ,  
-      {"Line",    (Fl_Callback *)geometry_elementary_rotate_cb, (void*)"Line"} ,          
+      {"Point",   (Fl_Callback *)geometry_elementary_rotate_cb, (void*)"Point"} ,
+      {"Line",    (Fl_Callback *)geometry_elementary_rotate_cb, (void*)"Line"} ,
       {"Surface", (Fl_Callback *)geometry_elementary_rotate_cb, (void*)"Surface"} ,
-      {"Volume",  (Fl_Callback *)geometry_elementary_rotate_cb, (void*)"Volume"} , 
-      {""} 
-    };  
+      {"Volume",  (Fl_Callback *)geometry_elementary_rotate_cb, (void*)"Volume"} ,
+      {""}
+    };
     contextItem menu_geometry_elementary_scale[] = {
       {"0Geometry>Elementary>Scale"} ,
-      {"Point",   (Fl_Callback *)geometry_elementary_scale_cb, (void*)"Point"} ,  
-      {"Line",    (Fl_Callback *)geometry_elementary_scale_cb, (void*)"Line"} ,   
+      {"Point",   (Fl_Callback *)geometry_elementary_scale_cb, (void*)"Point"} ,
+      {"Line",    (Fl_Callback *)geometry_elementary_scale_cb, (void*)"Line"} ,
       {"Surface", (Fl_Callback *)geometry_elementary_scale_cb, (void*)"Surface"} ,
-      {"Volume",  (Fl_Callback *)geometry_elementary_scale_cb, (void*)"Volume"} , 
-      {""} 
-    };  
+      {"Volume",  (Fl_Callback *)geometry_elementary_scale_cb, (void*)"Volume"} ,
+      {""}
+    };
     contextItem menu_geometry_elementary_symmetry[] = {
       {"0Geometry>Elementary>Symmetry"} ,
-      {"Point",   (Fl_Callback *)geometry_elementary_symmetry_cb, (void*)"Point"} ,  
-      {"Line",    (Fl_Callback *)geometry_elementary_symmetry_cb, (void*)"Line"} ,        
+      {"Point",   (Fl_Callback *)geometry_elementary_symmetry_cb, (void*)"Point"} ,
+      {"Line",    (Fl_Callback *)geometry_elementary_symmetry_cb, (void*)"Line"} ,
       {"Surface", (Fl_Callback *)geometry_elementary_symmetry_cb, (void*)"Surface"} ,
-      {"Volume",  (Fl_Callback *)geometry_elementary_symmetry_cb, (void*)"Volume"} , 
-      {""} 
-    };  
+      {"Volume",  (Fl_Callback *)geometry_elementary_symmetry_cb, (void*)"Volume"} ,
+      {""}
+    };
     contextItem menu_geometry_elementary_extrude[] = {
       {"0Geometry>Elementary>Extrude"} ,
       {"Translate", (Fl_Callback *)geometry_elementary_extrude_translate_cb, (void*)0} ,
       {"Rotate",    (Fl_Callback *)geometry_elementary_extrude_rotate_cb, (void*)0} ,
-      {""} 
-    };  
+      {""}
+    };
       contextItem menu_geometry_elementary_extrude_translate[] = {
         {"0Geometry>Elementary>Extrude>Translate"} ,
         {"Point",   (Fl_Callback *)geometry_elementary_extrude_translate_cb, (void*)"Point"} ,
         {"Line",    (Fl_Callback *)geometry_elementary_extrude_translate_cb, (void*)"Line"} ,
         {"Surface", (Fl_Callback *)geometry_elementary_extrude_translate_cb, (void*)"Surface"} ,
-        {""} 
-      };  
+        {""}
+      };
       contextItem menu_geometry_elementary_extrude_rotate[] = {
         {"0Geometry>Elementary>Extrude>Rotate"} ,
         {"Point",   (Fl_Callback *)geometry_elementary_extrude_rotate_cb, (void*)"Point"} ,
         {"Line",    (Fl_Callback *)geometry_elementary_extrude_rotate_cb, (void*)"Line"} ,
         {"Surface", (Fl_Callback *)geometry_elementary_extrude_rotate_cb, (void*)"Surface"} ,
-        {""} 
-      };  
+        {""}
+      };
   contextItem menu_geometry_physical[] = {
     {"0Geometry>Physical"} ,
     {"Add",    (Fl_Callback *)geometry_physical_add_cb, (void*)0} ,
-    {""} 
-  };  
+    {""}
+  };
     contextItem menu_geometry_physical_add[] = {
       {"0Geometry>Physical>Add"} ,
       {"Point",   (Fl_Callback *)geometry_physical_add_cb, (void*)"Point" } ,
       {"Line",    (Fl_Callback *)geometry_physical_add_cb, (void*)"Line" } ,
       {"Surface", (Fl_Callback *)geometry_physical_add_cb, (void*)"Surface" } ,
       {"Volume",  (Fl_Callback *)geometry_physical_add_cb, (void*)"Volume" } ,
-      {""} 
-    };  
+      {""}
+    };
 
 contextItem menu_mesh[] = {
   {"1Mesh"} ,
   {"Define",       (Fl_Callback *)mesh_define_cb} ,
   {"1D",           (Fl_Callback *)mesh_1d_cb} ,
-  {"2D",           (Fl_Callback *)mesh_2d_cb} , 
-  {"3D",           (Fl_Callback *)mesh_3d_cb} , 
-  {"Optimize 3D",  (Fl_Callback *)mesh_optimize_cb} , 
+  {"2D",           (Fl_Callback *)mesh_2d_cb} ,
+  {"3D",           (Fl_Callback *)mesh_3d_cb} ,
+  {"Optimize 3D",  (Fl_Callback *)mesh_optimize_cb} ,
 #if defined(HAVE_NETGEN)
-  {"Optimize 3D (Netgen)", (Fl_Callback *)mesh_optimize_netgen_cb} , 
+  {"Optimize 3D (Netgen)", (Fl_Callback *)mesh_optimize_netgen_cb} ,
 #endif
-  {"Set order",    (Fl_Callback *)mesh_change_order_cb} , 
-  {"Inspect",      (Fl_Callback *)mesh_inspect_cb} , 
+  {"Set order",    (Fl_Callback *)mesh_change_order_cb} ,
+  {"Inspect",      (Fl_Callback *)mesh_inspect_cb} ,
   {"Refine by splitting", (Fl_Callback *)mesh_refine_cb} ,
 #if defined(HAVE_METIS) || defined(HAVE_CHACO)
   {"Partition",    (Fl_Callback *)mesh_partition_cb} ,
 #endif
-  {"Reclassify 2D", (Fl_Callback *)mesh_classify_cb} , 
+  {"Reclassify 2D", (Fl_Callback *)mesh_classify_cb} ,
 #if defined(HAVE_FOURIER_MODEL)
-  {"Reparameterize 2D", (Fl_Callback *)mesh_parameterize_cb} , 
+  {"Reparameterize 2D", (Fl_Callback *)mesh_parameterize_cb} ,
 #endif
-  {"Delete",       (Fl_Callback *)mesh_delete_cb} , 
+  {"Delete",       (Fl_Callback *)mesh_delete_cb} ,
   {"Save",         (Fl_Callback *)mesh_save_cb} ,
-  {""} 
-};  
+  {""}
+};
   contextItem menu_mesh_define[] = {
     {"1Mesh>Define"} ,
     {"Size fields",  (Fl_Callback *)field_cb},
     {"Element size at points", (Fl_Callback *)mesh_define_length_cb  } ,
     {"Embedded points", (Fl_Callback *)mesh_define_embedded_cb, (void*)"point" } ,
     {"Recombine",   (Fl_Callback *)mesh_define_recombine_cb  } ,
-    {"Transfinite", (Fl_Callback *)mesh_define_transfinite_cb  } , 
-    {"Compound",    (Fl_Callback *)mesh_define_compound_cb  } , 
-    {""} 
-  };  
+    {"Transfinite", (Fl_Callback *)mesh_define_transfinite_cb  } ,
+    {"Compound",    (Fl_Callback *)mesh_define_compound_cb  } ,
+    {""}
+  };
     contextItem menu_mesh_define_transfinite[] = {
       {"1Mesh>Define>Transfinite"} ,
       {"Line",    (Fl_Callback *)mesh_define_transfinite_line_cb} ,
       {"Surface", (Fl_Callback *)mesh_define_transfinite_surface_cb} ,
-      {"Volume",  (Fl_Callback *)mesh_define_transfinite_volume_cb} , 
-      {""} 
-    };  
+      {"Volume",  (Fl_Callback *)mesh_define_transfinite_volume_cb} ,
+      {""}
+    };
     contextItem menu_mesh_define_compound[] = {
       {"1Mesh>Define>Compound"} ,
       {"Line",    (Fl_Callback *)mesh_define_compound_entity_cb, (void*)"Line"} ,
       {"Surface", (Fl_Callback *)mesh_define_compound_entity_cb, (void*)"Surface"} ,
-      {"Volume",  (Fl_Callback *)mesh_define_compound_entity_cb, (void*)"Volume"} , 
-      {""} 
-    };  
+      {"Volume",  (Fl_Callback *)mesh_define_compound_entity_cb, (void*)"Volume"} ,
+      {""}
+    };
   contextItem menu_mesh_delete[] = {
     {"1Mesh>Edit>Delete"} ,
     {"Elements", (Fl_Callback *)mesh_delete_parts_cb, (void*)"elements"} ,
     {"Lines",    (Fl_Callback *)mesh_delete_parts_cb, (void*)"lines"} ,
     {"Surfaces", (Fl_Callback *)mesh_delete_parts_cb, (void*)"surfaces"} ,
     {"Volumes",  (Fl_Callback *)mesh_delete_parts_cb, (void*)"volumes"} ,
-    {""} 
-  };  
+    {""}
+  };
   contextItem menu_mesh_degree[] = {
     {"1Mesh>Set order"} ,
     {"1",  (Fl_Callback *)mesh_degree_cb, (void*)1},
@@ -2688,8 +2688,8 @@ contextItem menu_mesh[] = {
     {"3",  (Fl_Callback *)mesh_degree_cb, (void*)3},
     {"4",  (Fl_Callback *)mesh_degree_cb, (void*)4},
     {"5",  (Fl_Callback *)mesh_degree_cb, (void*)5},
-    {""} 
-  };  
+    {""}
+  };
 
 contextItem menu_solver[] = {
   {"2Solver"} ,
@@ -2698,12 +2698,12 @@ contextItem menu_solver[] = {
   {"Solver 2", (Fl_Callback *)solver_cb , (void*)2} ,
   {"Solver 3", (Fl_Callback *)solver_cb , (void*)3} ,
   {"Solver 4", (Fl_Callback *)solver_cb , (void*)4} ,
-  {""} 
+  {""}
 };
 
 contextItem menu_post[] = {
   {"3Post-processing"} ,
-  {""} 
+  {""}
 };
 
 menuWindow::menuWindow()
@@ -2782,14 +2782,14 @@ menuWindow::menuWindow()
 
   // create an empty scroll area that will get populated dynamically
   // in set_context()
-  scroll = new Fl_Scroll(0, _MH, width, NB_BUTT_SCROLL * BH); 
+  scroll = new Fl_Scroll(0, _MH, width, NB_BUTT_SCROLL * BH);
   scroll->type(Fl_Scroll::VERTICAL);
   scroll->end();
 
   win->size(width, _MH);
-  win->position(CTX::instance()->menuPosition[0], 
+  win->position(CTX::instance()->menuPosition[0],
                 CTX::instance()->menuPosition[1]);
-  
+
   win->end();
 }
 
@@ -2907,7 +2907,7 @@ void menuWindow::setContext(contextItem *menu_asked, int flag)
     for(nb = 0; nb < (int)PView::list.size(); nb++) {
       PViewData *data = PView::list[nb]->getData();
       PViewOptions *opt = PView::list[nb]->getOptions();
-      
+
       Fl_Light_Button *b1 = new Fl_Light_Button(0, _MH + nb * BH, width - popw, BH);
       b1->callback(view_toggle_cb, (void *)nb);
       b1->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE | FL_ALIGN_CLIP);
@@ -2917,72 +2917,72 @@ void menuWindow::setContext(contextItem *menu_asked, int flag)
       strcpy(tmp2, data->getFileName().c_str());
       b1->tooltip(tmp2);
       label2.push_back(tmp2);
-      
+
       char *tmp = new char[32];
       sprintf(tmp, "[%d]@#-1>", nb);
       Fl_Button *b2 = new Fl_Button(width - popw, _MH + nb * BH, popw, BH, tmp);
       label.push_back(tmp);
       b2->align(FL_ALIGN_RIGHT | FL_ALIGN_INSIDE | FL_ALIGN_CLIP);
       b2->tooltip("Show view option menu (Shift+w)");
-  
+
       popupButton *p[2];
       p[0] = new popupButton(width - popw, _MH + nb * BH, popw, BH);
       p[0]->type(Fl_Menu_Button::POPUP123);
       p[1] = new popupButton(0, _MH + nb * BH, width - popw, BH);
       p[1]->type(Fl_Menu_Button::POPUP3);
-  
+
       for(int j = 0; j < 2; j++) {
-        p[j]->add("Reload/View", 'r', 
+        p[j]->add("Reload/View", 'r',
                   (Fl_Callback *) view_reload_cb, (void *)nb, 0);
-        p[j]->add("Reload/Visible Views", 0, 
+        p[j]->add("Reload/Visible Views", 0,
                   (Fl_Callback *) view_reload_visible_cb, (void *)nb, 0);
-        p[j]->add("Reload/All Views", 0, 
+        p[j]->add("Reload/All Views", 0,
                   (Fl_Callback *) view_reload_all_cb, (void *)nb, 0);
-        p[j]->add("Remove/View", FL_Delete, 
+        p[j]->add("Remove/View", FL_Delete,
                   (Fl_Callback *) view_remove_cb, (void *)nb, 0);
-        p[j]->add("Remove/Other Views", 0, 
+        p[j]->add("Remove/Other Views", 0,
                   (Fl_Callback *) view_remove_other_cb, (void *)nb, 0);
-        p[j]->add("Remove/Visible Views", 0, 
+        p[j]->add("Remove/Visible Views", 0,
                   (Fl_Callback *) view_remove_all_cb, (void *)-2, 0);
-        p[j]->add("Remove/Invisible Views", 0, 
+        p[j]->add("Remove/Invisible Views", 0,
                   (Fl_Callback *) view_remove_all_cb, (void *)-3, 0);
-        p[j]->add("Remove/Empty Views", 0, 
+        p[j]->add("Remove/Empty Views", 0,
                   (Fl_Callback *) view_remove_all_cb, (void *)-4, 0);
-        p[j]->add("Remove/All Views", 0, 
+        p[j]->add("Remove/All Views", 0,
                   (Fl_Callback *) view_remove_all_cb, (void *)-1, 0);
-        p[j]->add("Remove/By Name", 0, 
+        p[j]->add("Remove/By Name", 0,
                   (Fl_Callback *) view_remove_all_cb, (void *)nb, 0);
-        p[j]->add("Alias/View without Options", 0, 
+        p[j]->add("Alias/View without Options", 0,
                   (Fl_Callback *) view_alias_cb, (void *)nb, 0);
-        p[j]->add("Alias/View with Options", 0, 
+        p[j]->add("Alias/View with Options", 0,
                   (Fl_Callback *) view_alias_with_options_cb, (void *)nb, 0);
-        p[j]->add("Combine Elements/From Visible Views", 0, 
+        p[j]->add("Combine Elements/From Visible Views", 0,
                   (Fl_Callback *) view_combine_space_visible_cb, (void *)nb, 0);
-        p[j]->add("Combine Elements/From All Views", 0, 
+        p[j]->add("Combine Elements/From All Views", 0,
                   (Fl_Callback *) view_combine_space_all_cb, (void *)nb, 0);
-        p[j]->add("Combine Elements/By View Name", 0, 
+        p[j]->add("Combine Elements/By View Name", 0,
                   (Fl_Callback *) view_combine_space_by_name_cb, (void *)nb, 0);
-        p[j]->add("Combine Time Steps/From Visible Views", 0, 
+        p[j]->add("Combine Time Steps/From Visible Views", 0,
                   (Fl_Callback *) view_combine_time_visible_cb, (void *)nb, 0);
-        p[j]->add("Combine Time Steps/From All Views", 0, 
+        p[j]->add("Combine Time Steps/From All Views", 0,
                   (Fl_Callback *) view_combine_time_all_cb, (void *)nb, 0);
-        p[j]->add("Combine Time Steps/By View Name", 0, 
+        p[j]->add("Combine Time Steps/By View Name", 0,
                  (Fl_Callback *) view_combine_time_by_name_cb, (void *)nb, 0);
-        p[j]->add("Set Visibility/All On", 0, 
+        p[j]->add("Set Visibility/All On", 0,
                   (Fl_Callback *) view_all_visible_cb, (void *)-1, 0);
-        p[j]->add("Set Visibility/All Off", 0, 
+        p[j]->add("Set Visibility/All Off", 0,
                   (Fl_Callback *) view_all_visible_cb, (void *)-2, 0);
-        p[j]->add("Set Visibility/Invert", 0, 
+        p[j]->add("Set Visibility/Invert", 0,
                   (Fl_Callback *) view_all_visible_cb, (void *)-3, 0);
-        p[j]->add("Set Visibility/By name", 0, 
+        p[j]->add("Set Visibility/By name", 0,
                   (Fl_Callback *) view_all_visible_cb, (void *)nb, 0);
-        p[j]->add("Apply As Background Mesh", 0, 
+        p[j]->add("Apply As Background Mesh", 0,
                   (Fl_Callback *) view_applybgmesh_cb, (void *)nb, 0);
-        p[j]->add("Save As...", 0, 
+        p[j]->add("Save As...", 0,
                   (Fl_Callback *) view_save_cb, (void *)nb, FL_MENU_DIVIDER);
-        p[j]->add("Options", 'o', 
+        p[j]->add("Options", 'o',
                   (Fl_Callback *) view_options_cb, (void *)nb, 0);
-        p[j]->add("Plugins", 'p', 
+        p[j]->add("Plugins", 'p',
                   (Fl_Callback *) plugin_cb, (void *)nb, 0);
       }
 
diff --git a/Geo/CellComplex.cpp b/Geo/CellComplex.cpp
index 9480e36f19edc4bf7b027f0f7ca45f5d309595f3..3b4e06baba8a2ba809208328c1fed919f4ed07fc 100644
--- a/Geo/CellComplex.cpp
+++ b/Geo/CellComplex.cpp
@@ -9,13 +9,13 @@
 #include "MElement.h"
 
 CellComplex::CellComplex(GModel* model,
-			 std::vector<MElement*>& domainElements, 
+			 std::vector<MElement*>& domainElements,
 			 std::vector<MElement*>& subdomainElements) :
   _model(model), _dim(0), _simplicial(true), _saveorig(true)
 {
 
   _insertCells(subdomainElements, 1);
-  _insertCells(domainElements, 0);  
+  _insertCells(domainElements, 0);
 
   int num = 0;
   for(int dim = 0; dim < 4; dim++){
@@ -31,31 +31,30 @@ CellComplex::CellComplex(GModel* model,
 }
 
 bool CellComplex::_insertCells(std::vector<MElement*>& elements,
-			       int domain) 
+			       int domain)
 {
   for(unsigned int i=0; i < elements.size(); i++){
     MElement* element = elements.at(i);
     int type = element->getType();
-    if(type != TYPE_PNT && type != TYPE_LIN && 
+    if(type != TYPE_PNT && type != TYPE_LIN &&
        type != TYPE_TRI && type != TYPE_TET) {
-      printf("Mesh element type %d not implemented in homology solver. \n", 
-	     type);
+      Msg::Error("Mesh element type %d not implemented in homology solver", type);
       return false;
     }
     Cell* cell = new Cell(element, domain);
     bool insert = _cells[cell->getDim()].insert(cell).second;
     if(!insert) delete cell;
   }
-  
+
   for (int dim = 3; dim > 0; dim--){
     for(citer cit = firstCell(dim); cit != lastCell(dim); cit++){
       Cell* cell = *cit;
       int numBdElements = cell->getNumBdElements();
       for(int i = 0; i < numBdElements; i++){
 	Cell* newCell = new Cell(cell, i);
-	std::pair<citer, bool> insert = 
+	std::pair<citer, bool> insert =
 	  _cells[newCell->getDim()].insert(newCell);
-	if(!insert.second) { 
+	if(!insert.second) {
 	  delete newCell;
 	  newCell = *(insert.first);
 	}
@@ -83,10 +82,10 @@ CellComplex::~CellComplex()
 
 void CellComplex::insertCell(Cell* cell)
 {
-  _newcells.push_back(cell);      
+  _newcells.push_back(cell);
   std::pair<citer, bool> insertInfo = _cells[cell->getDim()].insert(cell);
   if(!insertInfo.second){
-    printf("Warning: Cell not inserted! \n");
+    Msg::Warning("Cell not inserted");
     Cell* oldCell = (*insertInfo.first);
     cell->printCell();
     oldCell->printCell();
@@ -94,38 +93,38 @@ void CellComplex::insertCell(Cell* cell)
 }
 
 void CellComplex::removeCell(Cell* cell, bool other)
-{  
+{
   if(!hasCell(cell)) return;
   std::map<Cell*, short int, Less_Cell > coboundary;
   cell->getCoboundary(coboundary);
-  std::map<Cell*, short int, Less_Cell > boundary; 
+  std::map<Cell*, short int, Less_Cell > boundary;
   cell->getBoundary(boundary);
 
   for( std::map<Cell*, short int, Less_Cell>::iterator it = coboundary.begin(); it != coboundary.end(); it++){
     Cell* cbdCell = (*it).first;
     cbdCell->removeBoundaryCell(cell, other);
-  } 
-  
+  }
+
   for( std::map<Cell*, short int, Less_Cell>::iterator it = boundary.begin(); it != boundary.end(); it++){
     Cell* bdCell = (*it).first;
     bdCell->removeCoboundaryCell(cell, other);
   }
-  
+
   /* for(Cell::biter it = cell->firstCoboundary(); it != cell->lastCoboundary(); it++){
     Cell* cbdCell = (*it).first;
     cbdCell->removeBoundaryCell(cell, false);
-  } 
-  
+  }
+
   for(Cell::biter it = cell->firstBoundary(); it != cell->lastBoundary(); it++){
     Cell* bdCell = (*it).first;
     bdCell->removeCoboundaryCell(cell, false);
     }*/
-  
-  _cells[cell->getDim()].erase(cell); 
+
+  _cells[cell->getDim()].erase(cell);
   if(!_saveorig && !cell->isCombined()) _removedcells.push_back(cell);
 }
 
-void CellComplex::enqueueCells(std::map<Cell*, short int, Less_Cell>& cells, 
+void CellComplex::enqueueCells(std::map<Cell*, short int, Less_Cell>& cells,
 			       std::queue<Cell*>& Q,
 			       std::set<Cell*, Less_Cell>& Qset)
 {
@@ -140,17 +139,17 @@ void CellComplex::enqueueCells(std::map<Cell*, short int, Less_Cell>& cells,
   }
 }
 
-int CellComplex::coreduction(Cell* startCell, bool omit, 
+int CellComplex::coreduction(Cell* startCell, bool omit,
 			     std::vector<Cell*>& omittedCells)
-{  
+{
   int coreductions = 0;
-  
+
   std::queue<Cell*> Q;
   std::set<Cell*, Less_Cell> Qset;
-  
+
   Q.push(startCell);
   Qset.insert(startCell);
-  
+
   std::map<Cell*, short int, Less_Cell > bd_s;
   std::map<Cell*, short int, Less_Cell > cbd_c;
 
@@ -159,7 +158,7 @@ int CellComplex::coreduction(Cell* startCell, bool omit,
     s = Q.front();
     Q.pop();
     Qset.erase(s);
-    if(s->getBoundarySize() == 1 
+    if(s->getBoundarySize() == 1
        && inSameDomain(s, s->firstBoundary()->first) ){
       s->getBoundary(bd_s);
       removeCell(s);
@@ -185,7 +184,7 @@ int CellComplex::reduction(int dim, bool omit,
   if(dim < 1 || dim > 3) return 0;
 
   int count = 0;
-  
+
   bool reduced = true;
   while (reduced){
 
@@ -193,18 +192,18 @@ int CellComplex::reduction(int dim, bool omit,
     citer cit = firstCell(dim-1);
     while(cit != lastCell(dim-1)){
       Cell* cell = *cit;
-      if( cell->getCoboundarySize() == 1 
+      if( cell->getCoboundarySize() == 1
 	  && inSameDomain(cell, cell->firstCoboundary()->first)){
 	cit++;
 	if(dim == getDim() && omit){
-	  omittedCells.push_back(cell->firstCoboundary()->first);    
+	  omittedCells.push_back(cell->firstCoboundary()->first);
 	}
 	removeCell(cell->firstCoboundary()->first);
 	removeCell(cell);
 	count++;
 	reduced = true;
       }
-    
+
       if(getSize(dim) == 0 || getSize(dim-1) == 0) break;
       cit++;
     }
@@ -212,7 +211,7 @@ int CellComplex::reduction(int dim, bool omit,
   return count;
 }
 
-int CellComplex::coreduction(int dim, bool omit, 
+int CellComplex::coreduction(int dim, bool omit,
 			     std::vector<Cell*>& omittedCells)
 {
   if(dim < 1 || dim > 3) return 0;
@@ -246,24 +245,25 @@ int CellComplex::coreduction(int dim, bool omit,
 }
 
 int CellComplex::reduceComplex(bool docombine, bool omit)
-{  
-  printf("Cell Complex reduction: \n %d volumes, %d faces, %d edges and %d vertices. \n",
-	 getSize(3), getSize(2), getSize(1), getSize(0));
+{
+  Msg::Info("Cell Complex reduction:");
+  Msg::Info(" %d volumes, %d faces, %d edges and %d vertices",
+            getSize(3), getSize(2), getSize(1), getSize(0));
 
   int count = 0;
   std::vector<Cell*> empty;
   for(int i = 3; i > 0; i--) count = count + reduction(i, false, empty);
 
   if(omit){
-    
+
     removeSubdomain();
     std::vector<Cell*> newCells;
 
     while (getSize(getDim()) != 0){
-      
+
       citer cit = firstCell(getDim());
       Cell* cell = *cit;
-      
+
       removeCell(cell, false);
       std::vector<Cell*> omittedCells;
       omittedCells.push_back(cell);
@@ -276,19 +276,19 @@ int CellComplex::reduceComplex(bool docombine, bool omit)
       insertCell(newCells.at(i));
     }
   }
-  
-  printf(" %d volumes, %d faces, %d edges and %d vertices. \n",
-	 getSize(3), getSize(2), getSize(1), getSize(0));
+
+  Msg::Info(" %d volumes, %d faces, %d edges and %d vertices",
+            getSize(3), getSize(2), getSize(1), getSize(0));
 
   if(docombine) combine(3);
   reduction(2, false, empty);
   if(docombine) combine(2);
   reduction(1, false, empty);
   if(docombine) combine(1);
-  
-  printf(" %d volumes, %d faces, %d edges and %d vertices. \n",
-	 getSize(3), getSize(2), getSize(1), getSize(0));
-  
+
+  Msg::Info(" %d volumes, %d faces, %d edges and %d vertices",
+            getSize(3), getSize(2), getSize(1), getSize(0));
+
   return 0;
 }
 
@@ -306,12 +306,13 @@ void CellComplex::removeSubdomain()
 
 int CellComplex::coreduceComplex(bool docombine, bool omit)
 {
-  printf("Cell Complex coreduction: \n %d volumes, %d faces, %d edges and %d vertices. \n",
-	 getSize(3), getSize(2), getSize(1), getSize(0));
-  
+  Msg::Info("Cell Complex coreduction:");
+  Msg::Info(" %d volumes, %d faces, %d edges and %d vertices",
+            getSize(3), getSize(2), getSize(1), getSize(0));
+
   int count = 0;
   removeSubdomain();
-  std::vector<Cell*> empty;  
+  std::vector<Cell*> empty;
   for(int dim = 0; dim < 4; dim++){
     citer cit = firstCell(dim);
     while(cit != lastCell(dim)){
@@ -320,14 +321,14 @@ int CellComplex::coreduceComplex(bool docombine, bool omit)
       if(count != 0) break;
       cit++;
     }
-  } 
-  
+  }
+
   if(omit){
     std::vector<Cell*> newCells;
     while (getSize(0) != 0){
       citer cit = firstCell(0);
       Cell* cell = *cit;
-      
+
       removeCell(cell, false);
       std::vector<Cell*> omittedCells;
       omittedCells.push_back(cell);
@@ -341,9 +342,9 @@ int CellComplex::coreduceComplex(bool docombine, bool omit)
     }
   }
 
-  printf(" %d volumes, %d faces, %d edges and %d vertices. \n",
-	 getSize(3), getSize(2), getSize(1), getSize(0));
-  
+  Msg::Info(" %d volumes, %d faces, %d edges and %d vertices",
+            getSize(3), getSize(2), getSize(1), getSize(0));
+
   if(docombine) cocombine(0);
   coreduction(1, false, empty);
   if(docombine) cocombine(1);
@@ -352,17 +353,19 @@ int CellComplex::coreduceComplex(bool docombine, bool omit)
   coreduction(3, false, empty);
   coherent();
 
-  printf(" %d volumes, %d faces, %d edges and %d vertices. \n",
-	 getSize(3), getSize(2), getSize(1), getSize(0));
+  Msg::Info(" %d volumes, %d faces, %d edges and %d vertices",
+            getSize(3), getSize(2), getSize(1), getSize(0));
 
   return 0;
 }
 
 int CellComplex::combine(int dim)
 {
-  //printf("Cell complex before combining: %d volumes, %d faces, %d edges and %d vertices.\n",  getSize(3), getSize(2), getSize(1), getSize(0));
+  //Msg::Info("Cell complex before combining:");
+  //Msg::Info(" %d volumes, %d faces, %d edges and %d vertices",
+  //          getSize(3), getSize(2), getSize(1), getSize(0));
   if(dim < 1 || dim > 3) return 0;
-  
+
   std::queue<Cell*> Q;
   std::set<Cell*, Less_Cell> Qset;
   std::map<Cell*, short int, Less_Cell> bd_c;
@@ -374,7 +377,7 @@ int CellComplex::combine(int dim)
     enqueueCells(bd_c, Q, Qset);
     while(Q.size() != 0){
       Cell* s = Q.front();
-      Q.pop(); 
+      Q.pop();
 
       if(s->getCoboundarySize() == 2){
 	Cell::biter it = s->firstCoboundary();
@@ -398,7 +401,7 @@ int CellComplex::combine(int dim)
           removeCell(c1);
           removeCell(c2);
           insertCell(newCell);
-	    
+
           cit = firstCell(dim);
           count++;
         }
@@ -406,23 +409,28 @@ int CellComplex::combine(int dim)
       Qset.erase(s);
     }
   }
-  //printf("Cell complex after combining: %d volumes, %d faces, %d edges and %d vertices.\n", getSize(3), getSize(2), getSize(1), getSize(0));
-    
+
+  //Msg::Info("Cell complex after combining:");
+  //Msg::Info(" %d volumes, %d faces, %d edges and %d vertices",
+  //          getSize(3), getSize(2), getSize(1), getSize(0));
+
   return count;
 }
 
 
 int CellComplex::cocombine(int dim)
-{ 
-  //printf("Cell complex before cocombining: %d volumes, %d faces, %d edges and %d vertices.\n", getSize(3), getSize(2), getSize(1), getSize(0));
-    
+{
+  //Msg::Info("Cell complex before cocombining:");
+  //Msg::Info(" %d volumes, %d faces, %d edges and %d vertices",
+  //          getSize(3), getSize(2), getSize(1), getSize(0));
+
   if(dim < 0 || dim > 2) return 0;
-  
+
   std::queue<Cell*> Q;
   std::set<Cell*, Less_Cell> Qset;
   std::map<Cell*, short int, Less_Cell> cbd_c;
   int count = 0;
-  
+
   for(citer cit = firstCell(dim); cit != lastCell(dim); cit++){
     Cell* cell = *cit;
     cell->getCoboundary(cbd_c);
@@ -444,18 +452,18 @@ int CellComplex::cocombine(int dim)
         if(!(*c1 == *c2) && abs(or1) == abs(or2)
            && inSameDomain(s, c1) && inSameDomain(s, c2)){
 	  removeCell(s);
-          
+
           c1->getCoboundary(cbd_c);
           enqueueCells(cbd_c, Q, Qset);
           c2->getCoboundary(cbd_c);
           enqueueCells(cbd_c, Q, Qset);
-          
-          CombinedCell* newCell = new CombinedCell(c1, c2, 
+
+          CombinedCell* newCell = new CombinedCell(c1, c2,
 						   (or1 != or2), true );
           removeCell(c1);
           removeCell(c2);
           insertCell(newCell);
-          
+
           cit = firstCell(dim);
           count++;
         }
@@ -463,8 +471,11 @@ int CellComplex::cocombine(int dim)
       Qset.erase(s);
     }
   }
-  //printf("Cell complex after cocombining: %d volumes, %d faces, %d edges and %d vertices.\n", getSize(3), getSize(2), getSize(1), getSize(0));
-  
+
+  //Msg::Info("Cell complex after cocombining:");
+  //Msg::Info(" %d volumes, %d faces, %d edges and %d vertices",
+  //          getSize(3), getSize(2), getSize(1), getSize(0));
+
   return count;
 }
 
@@ -481,17 +492,17 @@ bool CellComplex::coherent()
         Cell* bdCell = (*it).first;
         int ori = (*it).second;
         citer cit = _cells[bdCell->getDim()].find(bdCell);
-        if(cit == lastCell(bdCell->getDim())){ 
-          printf("Warning! Boundary cell not in cell complex! Boundary removed. \n");
+        if(cit == lastCell(bdCell->getDim())){
+          Msg::Warning("Boundary cell not in cell complex! Boundary removed");
           cell->removeBoundaryCell(bdCell, false);
           coherent = false;
         }
         if(!bdCell->hasCoboundary(cell)){
-          printf("Warning! Incoherent boundary/coboundary pair! Fixed. \n");
+          Msg::Warning("Incoherent boundary/coboundary pair! Fixed");
 	  bdCell->addCoboundaryCell(ori, cell, false);
           coherent = false;
         }
-        
+
       }
       std::map<Cell*, short int, Less_Cell> coboundary;
       cell->getCoboundary(coboundary);
@@ -500,19 +511,19 @@ bool CellComplex::coherent()
         Cell* cbdCell = (*it).first;
         int ori = (*it).second;
         citer cit = _cells[cbdCell->getDim()].find(cbdCell);
-        if(cit == lastCell(cbdCell->getDim())){ 
-          printf("Warning! Coboundary cell not in cell complex! Coboundary removed. \n");
+        if(cit == lastCell(cbdCell->getDim())){
+          Msg::Warning("Coboundary cell not in cell complex! Coboundary removed");
           cell->removeCoboundaryCell(cbdCell, false);
           coherent = false;
         }
         if(!cbdCell->hasBoundary(cell)){
-          printf("Warning! Incoherent coboundary/boundary pair! Fixed. \n");
+          Msg::Warning("Incoherent coboundary/boundary pair! Fixed");
 	  cbdCell->addBoundaryCell(ori, cell, false);
           coherent = false;
         }
-        
+
       }
-      
+
     }
   }
   return coherent;
@@ -527,7 +538,7 @@ bool CellComplex::hasCell(Cell* cell, bool orig)
   else return true;
 }
 
-void  CellComplex::getCells(std::set<Cell*, Less_Cell>& cells, 
+void  CellComplex::getCells(std::set<Cell*, Less_Cell>& cells,
 			    int dim, int domain){
   cells.clear();
   for(citer cit = firstCell(dim); cit != lastCell(dim); cit++){
@@ -561,7 +572,8 @@ bool CellComplex::restoreComplex()
 
 void CellComplex::printComplex(int dim)
 {
-  if(getSize(dim) == 0) printf("Cell complex dimension %d is empty. \n", dim);
+  if(getSize(dim) == 0)
+    Msg::Info("Cell complex dimension %d is empty", dim);
   for (citer cit = firstCell(dim); cit != lastCell(dim); cit++){
     Cell* cell = *cit;
     cell->printCell();
@@ -579,13 +591,13 @@ int CellComplex::saveComplex(std::string filename)
     return 0;
   }
   printf("\nWriting file '%s' ... \n", filename.c_str());
-  
+
   fprintf(fp, "$Cells\n");
   fprintf(fp, "%d\n", getSize(0)+getSize(1)+getSize(2)+getSize(3));
   for(int dim = 0; dim < 4; dim++){
     for(citer cit = firstCell(dim); cit != lastCell(dim); cit++){
       Cell* cell = *cit;
-      fprintf(fp, "%d %d %d %d %d", cell->getNum(), cell->getType(), 
+      fprintf(fp, "%d %d %d %d %d", cell->getNum(), cell->getType(),
 	      1, cell->getDomain(), cell->getNumVertices());
       for(int i = 0; i < cell->getNumVertices(); i++){
 	fprintf(fp, " %d", cell->getVertex(i));
@@ -606,7 +618,7 @@ int CellComplex::saveComplex(std::string filename)
 
   fclose(fp);
 
-  printf("Wrote %d cells to '%s' \n", 
+  printf("Wrote %d cells to '%s' \n",
 	 getSize(0)+getSize(1)+getSize(2)+getSize(3), filename.c_str());
   */
   return 1;
@@ -629,10 +641,10 @@ int CellComplex::loadComplex(std::string filename)
       if(!fgets(str, sizeof(str), fp) || feof(fp))
         break;
     }
-    
+
     if(feof(fp))
       break;
-    
+
     if(!strncmp(&str[1], "Cells", 5)) {
       if(!fgets(str, sizeof(str), fp)) return 0;
       int numCells;
@@ -646,7 +658,7 @@ int CellComplex::loadComplex(std::string filename)
 	  if(fscanf(fp, "%d", &tag) != 1) return 0;
 	  domain.push_back(tag);
 	}
-	
+
 	std::vector<int> vertices;
 	if(fscanf(fp, "%d", &numTags) != 1) return 0;
 	for(int j = 0; j < numTags; j++){
@@ -663,7 +675,7 @@ int CellComplex::loadComplex(std::string filename)
 
 	Cell* cell = new Cell(num, dim, type, domain, vertices);
 	numToCell[num] = cell;
-	
+
 
 	int numCell;
 	if(fscanf(fp, "%d", &numTags) != 1) return 0;
@@ -677,7 +689,7 @@ int CellComplex::loadComplex(std::string filename)
 
       }
     }
-    
+
   }
 
   fclose(fp);
diff --git a/Geo/ChainComplex.cpp b/Geo/ChainComplex.cpp
index e690051411b2cfd8fc831785e43ce984501e6a9e..da18eec876ddb37109e440d2f14bb752a1318a2c 100644
--- a/Geo/ChainComplex.cpp
+++ b/Geo/ChainComplex.cpp
@@ -11,10 +11,10 @@
 #include "ChainComplex.h"
 
 ChainComplex::ChainComplex(CellComplex* cellComplex, int domain)
-{ 
+{
   _dim = cellComplex->getDim();
   _cellComplex = cellComplex;
-  
+
   for(int i = 0; i < 5; i++){
     _HMatrix[i] = NULL;
     _kerH[i] = NULL;
@@ -28,15 +28,15 @@ ChainComplex::ChainComplex(CellComplex* cellComplex, int domain)
   for(int dim = 0; dim < 4; dim++){
     unsigned int cols = cellComplex->getSize(dim);
     unsigned int rows = 0;
-    
+
     int index = 1;
     // ignore cells depending on domain
-    for(CellComplex::citer cit = cellComplex->firstCell(dim); 
+    for(CellComplex::citer cit = cellComplex->firstCell(dim);
 	cit != cellComplex->lastCell(dim); cit++){
       Cell* cell = *cit;
       cell->setIndex(0);
       cols--;
-      if((domain == 0 && !cell->inSubdomain()) || domain == 1 
+      if((domain == 0 && !cell->inSubdomain()) || domain == 1
 	 || (domain == 2 && cell->inSubdomain()) ){
         cols++;
 	cell->setIndex(index);
@@ -46,7 +46,7 @@ ChainComplex::ChainComplex(CellComplex* cellComplex, int domain)
     }
     if(dim > 0) rows = lastCols;
     lastCols = cols;
-    
+
     if(cols == 0){ // no dim-cells, no map
       //_HMatrix[dim] = create_gmp_matrix_zero(rows, 1);
       _HMatrix[dim] = NULL;
@@ -55,53 +55,53 @@ ChainComplex::ChainComplex(CellComplex* cellComplex, int domain)
       _HMatrix[dim] = create_gmp_matrix_zero(1, cols);
       //_HMatrix[dim] = NULL;
     }
-    
+
     else{
       mpz_t elem;
       mpz_init(elem);
       _HMatrix[dim] = create_gmp_matrix_zero(rows, cols);
-      for( std::set<Cell*, Less_Cell>::iterator cit = 
+      for( std::set<Cell*, Less_Cell>::iterator cit =
 	     cellComplex->firstCell(dim);
 	   cit != cellComplex->lastCell(dim); cit++){
         Cell* cell = *cit;
-        if( (domain == 0 && !cell->inSubdomain()) || domain == 1 
+        if( (domain == 0 && !cell->inSubdomain()) || domain == 1
 	    || (domain == 2 && cell->inSubdomain()) ){
           for(Cell::biter it = cell->firstBoundary();
 	      it != cell->lastBoundary(); it++){
             Cell* bdCell = it->first;
 	    if(it->second.get() == 0) continue;
-            if((domain == 0 && !bdCell->inSubdomain()) || domain == 1 
+            if((domain == 0 && !bdCell->inSubdomain()) || domain == 1
 	       || (domain == 2 && cell->inSubdomain()) ){
               int old_elem = 0;
 
-              if(bdCell->getIndex() > (int)gmp_matrix_rows( _HMatrix[dim]) 
-		 || bdCell->getIndex() < 1 
-                 || cell->getIndex() > (int)gmp_matrix_cols( _HMatrix[dim]) 
+              if(bdCell->getIndex() > (int)gmp_matrix_rows( _HMatrix[dim])
+		 || bdCell->getIndex() < 1
+                 || cell->getIndex() > (int)gmp_matrix_cols( _HMatrix[dim])
 		 || cell->getIndex() < 1){
-                printf("Warning: Index out of bound! HMatrix: %d. \n", dim);
+                Msg::Warning("Index out of bound! HMatrix: %d", dim);
               }
               else{
-                gmp_matrix_get_elem(elem, bdCell->getIndex(), 
+                gmp_matrix_get_elem(elem, bdCell->getIndex(),
 				    cell->getIndex(), _HMatrix[dim]);
                 old_elem = mpz_get_si(elem);
                 mpz_set_si(elem, old_elem + it->second.get());
                 if( abs((old_elem + it->second.get())) > 1){
 		  //printf("Incidence index: %d, in HMatrix: %d. \n", (old_elem + (*it).second), dim);
                 }
-                gmp_matrix_set_elem(elem, bdCell->getIndex(), 
+                gmp_matrix_set_elem(elem, bdCell->getIndex(),
 				    cell->getIndex(), _HMatrix[dim]);
               }
             }
           }
         }
-      } 
-      mpz_clear(elem); 
+      }
+      mpz_clear(elem);
     }
     _kerH[dim] = NULL;
     _codH[dim] = NULL;
     _JMatrix[dim] = NULL;
     _QMatrix[dim] = NULL;
-    _Hbasis[dim] = NULL;     
+    _Hbasis[dim] = NULL;
   }
 }
 
@@ -118,111 +118,111 @@ ChainComplex::~ChainComplex()
 }
 
 void ChainComplex::KerCod(int dim)
-{ 
+{
   if(dim < 0 || dim > 3 || _HMatrix[dim] == NULL) return;
-  
-  gmp_matrix* HMatrix 
-    = copy_gmp_matrix(_HMatrix[dim], 1, 1, 
+
+  gmp_matrix* HMatrix
+    = copy_gmp_matrix(_HMatrix[dim], 1, 1,
 		      gmp_matrix_rows(_HMatrix[dim]),
 		      gmp_matrix_cols(_HMatrix[dim]));
-  
-  gmp_normal_form* normalForm 
+
+  gmp_normal_form* normalForm
     = create_gmp_Hermite_normal_form(HMatrix, NOT_INVERTED, INVERTED);
   //printMatrix(normalForm->left);
   //printMatrix(normalForm->canonical);
   //printMatrix(normalForm->right);
-  
-  int minRowCol = std::min(gmp_matrix_rows(normalForm->canonical), 
+
+  int minRowCol = std::min(gmp_matrix_rows(normalForm->canonical),
 			   gmp_matrix_cols(normalForm->canonical));
   int rank = 0;
   mpz_t elem;
   mpz_init(elem);
-  
+
   // find the rank
   while(rank < minRowCol){
     gmp_matrix_get_elem(elem, rank+1, rank+1, normalForm->canonical);
     if(mpz_cmp_si(elem,0) == 0) break;
     rank++;
   }
-  
+
   if(rank != (int)gmp_matrix_cols(normalForm->canonical)){
-    _kerH[dim] 
-      = copy_gmp_matrix(normalForm->right, 1, rank+1, 
+    _kerH[dim]
+      = copy_gmp_matrix(normalForm->right, 1, rank+1,
 			gmp_matrix_rows(normalForm->right),
 			gmp_matrix_cols(normalForm->right));
   }
-  
+
   if(rank > 0){
-     _codH[dim] = 
+     _codH[dim] =
        copy_gmp_matrix(normalForm->canonical, 1, 1,
 		       gmp_matrix_rows(normalForm->canonical), rank);
      gmp_matrix_left_mult(normalForm->left, _codH[dim]);
   }
-  
+
   mpz_clear(elem);
   destroy_gmp_normal_form(normalForm);
-  
+
   return;
 }
 
 //j:B_k->Z_k
 void ChainComplex::Inclusion(int lowDim, int highDim)
 {
-  if(getKerHMatrix(lowDim) == NULL 
-     || getCodHMatrix(highDim) == NULL 
+  if(getKerHMatrix(lowDim) == NULL
+     || getCodHMatrix(highDim) == NULL
      || abs(lowDim-highDim) != 1) return;
-  
-  gmp_matrix* Zbasis = 
+
+  gmp_matrix* Zbasis =
     copy_gmp_matrix(_kerH[lowDim], 1, 1,
-		    gmp_matrix_rows(_kerH[lowDim]), 
+		    gmp_matrix_rows(_kerH[lowDim]),
 		    gmp_matrix_cols(_kerH[lowDim]));
-  gmp_matrix* Bbasis 
+  gmp_matrix* Bbasis
     = copy_gmp_matrix(_codH[highDim], 1, 1,
-		      gmp_matrix_rows(_codH[highDim]), 
+		      gmp_matrix_rows(_codH[highDim]),
 		      gmp_matrix_cols(_codH[highDim]));
-  
-  
+
+
   int rows = gmp_matrix_rows(Bbasis);
   int cols = gmp_matrix_cols(Bbasis);
   if(rows < cols) return;
-  
+
   rows = gmp_matrix_rows(Zbasis);
   cols = gmp_matrix_cols(Zbasis);
   if(rows < cols) return;
-  
+
   // inv(U)*A*inv(V) = S
-  gmp_normal_form* normalForm 
+  gmp_normal_form* normalForm
     = create_gmp_Smith_normal_form(Zbasis, INVERTED, INVERTED);
-  
+
   mpz_t elem;
   mpz_init(elem);
-  
+
   for(int i = 1; i <= cols; i++){
-  
+
     gmp_matrix_get_elem(elem, i, i, normalForm->canonical);
     if(mpz_cmp_si(elem,0) == 0){
       destroy_gmp_normal_form(normalForm);
       return;
     }
   }
-  
-  gmp_matrix_left_mult(normalForm->left, Bbasis); 
-  
-  gmp_matrix* LB = copy_gmp_matrix(Bbasis, 1, 1, 
-				   gmp_matrix_cols(Zbasis), 
+
+  gmp_matrix_left_mult(normalForm->left, Bbasis);
+
+  gmp_matrix* LB = copy_gmp_matrix(Bbasis, 1, 1,
+				   gmp_matrix_cols(Zbasis),
 				   gmp_matrix_cols(Bbasis));
   destroy_gmp_matrix(Bbasis);
-  
+
   rows = gmp_matrix_rows(LB);
   cols = gmp_matrix_cols(LB);
-  
+
   mpz_t divisor;
   mpz_init(divisor);
   mpz_t remainder;
   mpz_init(remainder);
   mpz_t result;
   mpz_init(result);
-  
+
   for(int i = 1; i <= rows; i++){
     gmp_matrix_get_elem(divisor, i, i, normalForm->canonical);
     for(int j = 1; j <= cols; j++){
@@ -234,11 +234,11 @@ void ChainComplex::Inclusion(int lowDim, int highDim)
       else return;
     }
   }
-  
+
   gmp_matrix_left_mult(normalForm->right, LB);
-  
+
   setJMatrix(lowDim, LB);
-  
+
   mpz_clear(elem);
   mpz_clear(divisor);
   mpz_clear(result);
@@ -248,24 +248,24 @@ void ChainComplex::Inclusion(int lowDim, int highDim)
 void ChainComplex::Quotient(int dim)
 {
   if(dim < 0 || dim > 4 || _JMatrix[dim] == NULL) return;
-  
-  gmp_matrix* JMatrix = 
+
+  gmp_matrix* JMatrix =
     copy_gmp_matrix(_JMatrix[dim], 1, 1,
-		    gmp_matrix_rows(_JMatrix[dim]), 
+		    gmp_matrix_rows(_JMatrix[dim]),
 		    gmp_matrix_cols(_JMatrix[dim]));
   int rows = gmp_matrix_rows(JMatrix);
   int cols = gmp_matrix_cols(JMatrix);
-  
-  gmp_normal_form* normalForm = 
+
+  gmp_normal_form* normalForm =
     create_gmp_Smith_normal_form(JMatrix, NOT_INVERTED, NOT_INVERTED);
 
   //printMatrix(normalForm->left);
   //printMatrix(normalForm->canonical);
-  //printMatrix(normalForm->right);  
-  
+  //printMatrix(normalForm->right);
+
   mpz_t elem;
   mpz_init(elem);
-    
+
   for(int i = 1; i <= cols; i++){
     gmp_matrix_get_elem(elem, i, i, normalForm->canonical);
     if(mpz_cmp_si(elem,0) == 0){
@@ -274,29 +274,29 @@ void ChainComplex::Quotient(int dim)
     }
     if(mpz_cmp_si(elem,1) > 0) _torsion[dim].push_back(mpz_get_si(elem));
   }
-  
+
   int rank = cols - _torsion[dim].size();
   if(rows - rank > 0){
-    gmp_matrix* Hbasis = 
+    gmp_matrix* Hbasis =
       copy_gmp_matrix(normalForm->left, 1, rank+1, rows, rows);
     _QMatrix[dim] = Hbasis;
   }
-  
+
   mpz_clear(elem);
   destroy_gmp_normal_form(normalForm);
-  return; 
+  return;
 }
 
 void ChainComplex::computeHomology(bool dual)
-{  
+{
   int lowDim = 0;
   int highDim = 0;
-  int setDim = 0; 
-  
+  int setDim = 0;
+
   for(int i=-1; i < 4; i++){
-    
+
     if(dual){
-      lowDim = getDim()+1-i; 
+      lowDim = getDim()+1-i;
       highDim = getDim()+1-(i+1);
       setDim = highDim;
       //KerCod(lowDim);
@@ -307,115 +307,115 @@ void ChainComplex::computeHomology(bool dual)
       setDim = lowDim;
       //KerCod(highDim);
     }
-    
-    
+
+
     KerCod(highDim);
-    
+
     // 1) no edges, but zero cells
-    if(lowDim == 0 && !dual 
-       &&  gmp_matrix_cols(getHMatrix(lowDim)) > 0 
+    if(lowDim == 0 && !dual
+       &&  gmp_matrix_cols(getHMatrix(lowDim)) > 0
        && getHMatrix(highDim) == NULL) {
-      setHbasis( setDim, 
+      setHbasis( setDim,
 		 create_gmp_matrix_identity(gmp_matrix_cols(getHMatrix(lowDim))) );
     }
-    else if(highDim == 0 && dual 
-	    &&  gmp_matrix_rows(getHMatrix(highDim)) > 0 
+    else if(highDim == 0 && dual
+	    &&  gmp_matrix_rows(getHMatrix(highDim)) > 0
 	    && getHMatrix(lowDim) == NULL) {
-      setHbasis( setDim, 
+      setHbasis( setDim,
 		 create_gmp_matrix_identity(gmp_matrix_rows(getHMatrix(highDim))) );
     }
-    
+
     // 2) this dimension is empty
     else if(getHMatrix(lowDim) == NULL && getHMatrix(highDim) == NULL){
       setHbasis(setDim, NULL);
     }
     // 3) No higher dimension cells -> none of the cycles are boundaries
     else if(getHMatrix(highDim) == NULL){
-      setHbasis( setDim, 
+      setHbasis( setDim,
 		 copy_gmp_matrix(getKerHMatrix(lowDim), 1, 1,
-				 gmp_matrix_rows(getKerHMatrix(lowDim)), 
+				 gmp_matrix_rows(getKerHMatrix(lowDim)),
 				 gmp_matrix_cols(getKerHMatrix(lowDim))) );
     }
-    
-   
+
+
     // 5) General case:
-    //   1) Find the bases of boundaries B and cycles Z 
+    //   1) Find the bases of boundaries B and cycles Z
     //   2) find j: B -> Z and
-    //   3) find quotient Z/j(B) 
+    //   3) find quotient Z/j(B)
     else {
-      
+
       // 4) No lower dimension cells -> all chains are cycles
       if(getHMatrix(lowDim) == NULL){
-        setKerHMatrix(lowDim, 
+        setKerHMatrix(lowDim,
 		      create_gmp_matrix_identity(gmp_matrix_rows(getHMatrix(highDim))) );
       }
       Inclusion(lowDim, highDim);
       Quotient(lowDim);
-      
+
       if(getCodHMatrix(highDim) == NULL){
-        setHbasis(setDim, 
+        setHbasis(setDim,
 		  copy_gmp_matrix(getKerHMatrix(lowDim), 1, 1,
-				  gmp_matrix_rows(getKerHMatrix(lowDim)), 
+				  gmp_matrix_rows(getKerHMatrix(lowDim)),
 				  gmp_matrix_cols(getKerHMatrix(lowDim))) );
-      }  
+      }
       else if(getJMatrix(lowDim) == NULL || getQMatrix(lowDim) == NULL){
         setHbasis(setDim, NULL);
-      } 
+      }
       else{
-        setHbasis(setDim, 
-		  copy_gmp_matrix(getKerHMatrix(lowDim), 1, 1, 
-				  gmp_matrix_rows(getKerHMatrix(lowDim)), 
+        setHbasis(setDim,
+		  copy_gmp_matrix(getKerHMatrix(lowDim), 1, 1,
+				  gmp_matrix_rows(getKerHMatrix(lowDim)),
 				  gmp_matrix_cols(getKerHMatrix(lowDim))) );
-        
+
         gmp_matrix_right_mult(getHbasis(setDim), getQMatrix(lowDim));
-      } 
+      }
     }
 
     //destroy_gmp_matrix(getKerHMatrix(lowDim));
     //destroy_gmp_matrix(getCodHMatrix(lowDim));
     destroy_gmp_matrix(getJMatrix(lowDim));
     destroy_gmp_matrix(getQMatrix(lowDim));
-    
+
     //setKerHMatrix(lowDim, NULL);
     //setCodHMatrix(lowDim, NULL);
     setJMatrix(lowDim, NULL);
-    setQMatrix(lowDim, NULL);  
+    setQMatrix(lowDim, NULL);
   }
   return;
 }
 
 
 void ChainComplex::matrixTest()
-{  
+{
   const int rows = 3;
   const int cols = 6;
-  
+
   long int elems[rows*cols];
   for(int i = 1; i<=rows*cols; i++) elems[i-1] = i;
-  
+
   gmp_matrix* matrix = create_gmp_matrix_int(rows, cols, elems);
-  
+
   gmp_matrix* copymatrix = copy_gmp_matrix(matrix, 3, 2, 3, 5);
-  
+
   printMatrix(matrix);
   printMatrix(copymatrix);
 }
 
 std::vector<int> ChainComplex::getCoeffVector(int dim, int chainNumber)
-{  
+{
   std::vector<int> coeffVector;
-  
+
   if(dim < 0 || dim > 4) return coeffVector;
-  if(_Hbasis[dim] == NULL 
+  if(_Hbasis[dim] == NULL
      || (int)gmp_matrix_cols(_Hbasis[dim]) < chainNumber) return coeffVector;
-  
+
   int rows = gmp_matrix_rows(_Hbasis[dim]);
-  
+
   int elemi;
   long int elemli;
   mpz_t elem;
   mpz_init(elem);
-  
+
   for(int i = 1; i <= rows; i++){
     gmp_matrix_get_elem(elem, i, chainNumber, _Hbasis[dim]);
     elemli = mpz_get_si(elem);
@@ -423,9 +423,9 @@ std::vector<int> ChainComplex::getCoeffVector(int dim, int chainNumber)
     coeffVector.push_back(elemi);
     //printf("coeff: %d \n", coeffVector.at(i-1));
   }
-  
+
   mpz_clear(elem);
-  return coeffVector;  
+  return coeffVector;
 }
 
 gmp_matrix* ChainComplex::getBasis(int dim, int basis)
@@ -438,7 +438,7 @@ gmp_matrix* ChainComplex::getBasis(int dim, int basis)
   else return NULL;
 }
 
-void ChainComplex::getBasisChain(std::map<Cell*, int, Less_Cell>& chain, 
+void ChainComplex::getBasisChain(std::map<Cell*, int, Less_Cell>& chain,
 				 int num, int dim, int basis, bool deform)
 {
   gmp_matrix* basisMatrix;
@@ -466,7 +466,7 @@ void ChainComplex::getBasisChain(std::map<Cell*, int, Less_Cell>& chain,
   for(citer cit = firstCell(dim); cit != lastCell(dim); cit++){
     Cell* cell = cit->first;
     int index = cit->second;
-    gmp_matrix_get_elem(elem, index, num, basisMatrix); 
+    gmp_matrix_get_elem(elem, index, num, basisMatrix);
     elemli = mpz_get_si(elem);
     elemi = elemli;
     if(elemli != 0){
@@ -475,12 +475,12 @@ void ChainComplex::getBasisChain(std::map<Cell*, int, Less_Cell>& chain,
       for(Cell::citer it = subCells.begin(); it != subCells.end(); it++){
 	Cell* subCell = (*it).first;
 	int coeff = (*it).second;
-	chain[subCell] = coeff*elemi*torsion; 
+	chain[subCell] = coeff*elemi*torsion;
       }
     }
   }
   mpz_clear(elem);
-  
+
   if(deform && (dim == 1 || dim == 2) ) smoothenChain(chain);
 }
 
@@ -494,29 +494,29 @@ int ChainComplex::getBasisSize(int dim, int basis)
     else if(basis == 2) basisMatrix = getBasis(dim, 2);
     else if(basis == 3) basisMatrix = getBasis(dim, 3);
     else return 0;
-    
+
     if(basisMatrix != NULL) return gmp_matrix_cols(basisMatrix);
-    else return 0; 
+    else return 0;
 }
 
 
 int ChainComplex::getTorsion(int dim, int num)
 {
   if(dim < 0 || dim > 4) return 0;
-  if(_Hbasis[dim] == NULL 
+  if(_Hbasis[dim] == NULL
      || (int)gmp_matrix_cols(_Hbasis[dim]) < num) return 0;
-  if(_torsion[dim].empty() 
+  if(_torsion[dim].empty()
      || (int)_torsion[dim].size() < num) return 1;
   else return _torsion[dim].at(num-1);
 }
 
 bool ChainComplex::deform(std::map<Cell*, int, Less_Cell>& cells,
-			  std::map<Cell*, int, Less_Cell>& cellsInChain, 
+			  std::map<Cell*, int, Less_Cell>& cellsInChain,
 			  std::map<Cell*, int, Less_Cell>& cellsNotInChain)
 {
   std::vector<int> cc;
   std::vector<int> bc;
-  
+
   for(citer cit = cellsInChain.begin(); cit != cellsInChain.end(); cit++){
     Cell* c = (*cit).first;
     c->setImmune(false);
@@ -528,19 +528,19 @@ bool ChainComplex::deform(std::map<Cell*, int, Less_Cell>& cells,
       bc.push_back((*cit).second);
     }
   }
-  
+
   if(cc.empty() || (getDim() == 2 && cc.size() < 2) ) return false;
   int inout = cc[0]*bc[0];
   for(unsigned int i = 0; i < cc.size(); i++){
-    if(cc[i]*bc[i] != inout) return false;  
+    if(cc[i]*bc[i] != inout) return false;
   }
-  
+
   for(citer cit = cellsInChain.begin(); cit != cellsInChain.end(); cit++){
     Cell* cell = cit->first;
     citer it = cells.find(cell);
     if(it != cells.end()) cells[cell] = 0;
   }
-  
+
   int n = 1;
   for(citer cit = cellsNotInChain.begin(); cit != cellsNotInChain.end();
       cit++){
@@ -551,10 +551,10 @@ bool ChainComplex::deform(std::map<Cell*, int, Less_Cell>& cells,
 
     std::pair<citer,bool> insert = cells.insert( std::make_pair( cell, coeff));
     if(!insert.second && (*insert.first).second == 0){
-      (*insert.first).second = coeff; 
+      (*insert.first).second = coeff;
     }
     else if (!insert.second && (*insert.first).second != 0){
-      printf("Error: invalid chain smoothening add! \n");
+      Msg::Error("Invalid chain smoothening add!");
     }
     n++;
   }
@@ -563,12 +563,12 @@ bool ChainComplex::deform(std::map<Cell*, int, Less_Cell>& cells,
 
 bool ChainComplex::deformChain(std::map<Cell*, int, Less_Cell>& cells,
 			       std::pair<Cell*, int> cell, bool bend)
-{  
+{
   Cell* c1 = cell.first;
   int dim = c1->getDim();
   for(Cell::biter cit = c1->firstCoboundary(true); cit != c1->lastCoboundary();
       cit++){
-    
+
     std::map<Cell*, int, Less_Cell> cellsInChain;
     std::map<Cell*, int, Less_Cell> cellsNotInChain;
     Cell* c1CbdCell = cit->first;
@@ -578,15 +578,15 @@ bool ChainComplex::deformChain(std::map<Cell*, int, Less_Cell>& cells,
       Cell* c1CbdBdCell = cit2->first;
       int coeff = cit2->second.geto();
       if(coeff == 0) continue;
-      if( (cells.find(c1CbdBdCell) != cells.end() && cells[c1CbdBdCell] != 0) 
+      if( (cells.find(c1CbdBdCell) != cells.end() && cells[c1CbdBdCell] != 0)
 	  || c1CbdBdCell->inSubdomain()){
 	cellsInChain.insert(std::make_pair(c1CbdBdCell, coeff));
       }
       else cellsNotInChain.insert(std::make_pair(c1CbdBdCell, coeff));
     }
-    
+
     bool next = false;
-    
+
     for(citer cit2 = cellsInChain.begin(); cit2 != cellsInChain.end(); cit2++){
       Cell* c = (*cit2).first;
       int coeff = 0;
@@ -594,39 +594,39 @@ bool ChainComplex::deformChain(std::map<Cell*, int, Less_Cell>& cells,
       if(it != cells.end()) coeff = it->second;
       if(c->getImmune()) next = true;
       if(c->inSubdomain()) bend = false;
-      if(coeff > 1 || coeff < -1) next = true; 
+      if(coeff > 1 || coeff < -1) next = true;
     }
-    
+
     for(citer cit2 = cellsNotInChain.begin(); cit2 != cellsNotInChain.end();
 	cit2++){
       Cell* c = (*cit2).first;
       if(c->inSubdomain()) next = true;
-    }    
+    }
     if(next) continue;
-    
-    if( (dim == 1 && cellsInChain.size() == 2 
-	 && cellsNotInChain.size() == 1) || 
-	(dim == 2 && cellsInChain.size() == 3 
+
+    if( (dim == 1 && cellsInChain.size() == 2
+	 && cellsNotInChain.size() == 1) ||
+	(dim == 2 && cellsInChain.size() == 3
 	 && cellsNotInChain.size() == 1)){
       //printf("straighten \n");
       return deform(cells, cellsInChain, cellsNotInChain);
     }
-    else if ( (dim == 1 && cellsInChain.size() == 1 
+    else if ( (dim == 1 && cellsInChain.size() == 1
 	       && cellsNotInChain.size() == 2 && bend) ||
-              (dim == 2 && cellsInChain.size() == 2 
+              (dim == 2 && cellsInChain.size() == 2
 	       && cellsNotInChain.size() == 2 && bend)){
       //printf("bend \n");
       return deform(cells, cellsInChain, cellsNotInChain);
     }
-    else if ((dim == 1 && cellsInChain.size() == 3 
+    else if ((dim == 1 && cellsInChain.size() == 3
 	      && cellsNotInChain.size() == 0) ||
-             (dim == 2 && cellsInChain.size() == 4 
+             (dim == 2 && cellsInChain.size() == 4
 	      && cellsNotInChain.size() == 0)){
       //printf("remove boundary \n");
       return deform(cells, cellsInChain, cellsNotInChain);
     }
   }
-  
+
   return false;
 }
 
@@ -634,7 +634,7 @@ void ChainComplex::smoothenChain(std::map<Cell*, int, Less_Cell>& cells)
 {
   if(!_cellComplex->simplicial() || cells.empty()) return;
   int dim = cells.begin()->first->getDim();
-  int start = cells.size(); 
+  int start = cells.size();
 
   int useless = 0;
   for(int i = 0; i < 20; i++){
@@ -642,7 +642,7 @@ void ChainComplex::smoothenChain(std::map<Cell*, int, Less_Cell>& cells)
     for(citer cit = cells.begin(); cit != cells.end(); cit++){
       //if(!deformChain(*cit, false) && getDim() == 2) deformChain(*cit, true);
       if(dim == 2) deformChain(cells, *cit, true);
-      deformChain(cells, *cit, false);      
+      deformChain(cells, *cit, false);
 
     }
 
@@ -660,8 +660,8 @@ void ChainComplex::smoothenChain(std::map<Cell*, int, Less_Cell>& cells)
   }
   eraseNullCells(cells);
   int size = cells.size();
-  printf("Smoothened a %d-chain from %d cells to %d cells.\n",
-	 dim, start, size);
+  Msg::Info("Smoothened a %d-chain from %d cells to %d cells",
+            dim, start, size);
 }
 
 void ChainComplex::eraseNullCells(std::map<Cell*, int, Less_Cell>& cells)
@@ -681,8 +681,8 @@ void ChainComplex::deImmuneCells(std::map<Cell*, int, Less_Cell>& cells)
   }
 }
 
-HomologySequence::HomologySequence(ChainComplex* subcomplex, 
-				   ChainComplex* complex, 
+HomologySequence::HomologySequence(ChainComplex* subcomplex,
+				   ChainComplex* complex,
 				   ChainComplex* relcomplex)
 {
   _subcomplex = subcomplex;
@@ -690,11 +690,11 @@ HomologySequence::HomologySequence(ChainComplex* subcomplex,
   _relcomplex = relcomplex;
 
   mpz_t elem;
-  mpz_init_set_si(elem, -1);  
+  mpz_init_set_si(elem, -1);
   for(int i = 0; i < 4; i++){
     _Ic_sub[i] = NULL;
     _Ic_rel[i] = NULL;
-    
+
     _Dh[i] = NULL;
     _invDh[i] = NULL;
 
@@ -702,22 +702,22 @@ HomologySequence::HomologySequence(ChainComplex* subcomplex,
     _Ih[i] = NULL;
     _invJh[i] = NULL;
     _invIh[i] = NULL;
-    
+
   }
-  
+
   findIcMaps();
 
   /*findDhMap(1);
   findInvIhMap(0);
   blockHBasis(_Dh[1], _invIh[0], _subcomplex, 0);*/
-  
+
   /*findJhMap(1);
   findInvDhMap(1);
   blockHBasis(_Jh[1], _invDh[1], _relcomplex, 1);*/
-    
+
 }
 
-HomologySequence::~HomologySequence() 
+HomologySequence::~HomologySequence()
 {
   for(int i = 0; i < 4; i++){
     destroy_gmp_matrix(_Ic_sub[i]);
@@ -736,9 +736,9 @@ void HomologySequence::findIcMaps()
   for(int i = 0; i < 4; i++){
     mpz_t one;
     mpz_init_set_si(one, 1);
-    if(_complex->getBasisSize(i, 0) > 0 
+    if(_complex->getBasisSize(i, 0) > 0
        && _subcomplex->getBasisSize(i, 0) > 0){
-      _Ic_sub[i] = create_gmp_matrix_zero(_complex->getBasisSize(i, 0), 
+      _Ic_sub[i] = create_gmp_matrix_zero(_complex->getBasisSize(i, 0),
 					  _subcomplex->getBasisSize(i, 0));
       //printf("rows %d, cols %d. \n", _complex->getBasisSize(i, 0),
       //	     _subcomplex->getBasisSize(i, 0));
@@ -752,11 +752,11 @@ void HomologySequence::findIcMaps()
       }
     }
 
-    if(_complex->getBasisSize(i, 0) > 0 
+    if(_complex->getBasisSize(i, 0) > 0
        && _relcomplex->getBasisSize(i, 0) > 0){
-      _Ic_rel[i] = create_gmp_matrix_zero(_complex->getBasisSize(i, 0), 
+      _Ic_rel[i] = create_gmp_matrix_zero(_complex->getBasisSize(i, 0),
 					  _relcomplex->getBasisSize(i, 0));
-      //printf("rows %d, cols %d. \n", _complex->getBasisSize(i, 0), 
+      //printf("rows %d, cols %d. \n", _complex->getBasisSize(i, 0),
       for(ChainComplex::citer cit = _complex->firstCell(i);
 	  cit != _complex->lastCell(i); cit++){
 	Cell* cell = cit->first;
@@ -772,65 +772,65 @@ void HomologySequence::findIcMaps()
 
 void HomologySequence::findIhMap(int i)
 {
-  if(_Ic_sub[i] != NULL 
-     && _complex->getBasisSize(i, 3) > 0 
+  if(_Ic_sub[i] != NULL
+     && _complex->getBasisSize(i, 3) > 0
      && _subcomplex->getBasisSize(i, 3) > 0){
-    gmp_matrix* IH = copy_gmp_matrix(_Ic_sub[i], 1, 1, 
-				     gmp_matrix_rows(_Ic_sub[i]), 
+    gmp_matrix* IH = copy_gmp_matrix(_Ic_sub[i], 1, 1,
+				     gmp_matrix_rows(_Ic_sub[i]),
 				     gmp_matrix_cols(_Ic_sub[i]));
     gmp_matrix_right_mult(IH, _subcomplex->getBasis(i, 3));
-    _Ih[i] = createIncMap(IH, _complex->getBasis(i, 3)); 
+    _Ih[i] = createIncMap(IH, _complex->getBasis(i, 3));
   }
 }
 
 void HomologySequence::findInvIhMap(int i)
 {
-  if(_Ic_sub[i] != NULL 
-     && _complex->getBasisSize(i, 3) > 0 
+  if(_Ic_sub[i] != NULL
+     && _complex->getBasisSize(i, 3) > 0
      && _subcomplex->getBasisSize(i, 3) > 0){
-    gmp_matrix* IH = copy_gmp_matrix(_Ic_sub[i], 1, 1, 
-				     gmp_matrix_rows(_Ic_sub[i]), 
+    gmp_matrix* IH = copy_gmp_matrix(_Ic_sub[i], 1, 1,
+				     gmp_matrix_rows(_Ic_sub[i]),
 				     gmp_matrix_cols(_Ic_sub[i]));
     gmp_matrix_transp(IH);
     gmp_matrix_right_mult(IH, _complex->getBasis(i, 3));
-    _invIh[i] = createIncMap(IH, _subcomplex->getBasis(i, 3)); 
+    _invIh[i] = createIncMap(IH, _subcomplex->getBasis(i, 3));
   }
 }
 
 void HomologySequence::findJhMap(int i)
 {
-  if(_Ic_rel[i] != NULL 
-     && _complex->getBasisSize(i, 3) > 0 
+  if(_Ic_rel[i] != NULL
+     && _complex->getBasisSize(i, 3) > 0
      && _relcomplex->getBasisSize(i, 3) > 0){
-    gmp_matrix* JH = copy_gmp_matrix(_Ic_rel[i], 1, 1, 
-				     gmp_matrix_rows(_Ic_rel[i]), 
+    gmp_matrix* JH = copy_gmp_matrix(_Ic_rel[i], 1, 1,
+				     gmp_matrix_rows(_Ic_rel[i]),
 				     gmp_matrix_cols(_Ic_rel[i]));
     gmp_matrix_transp(JH);
     gmp_matrix_right_mult(JH, _complex->getBasis(i, 3));
-    _Jh[i] = createIncMap(JH, _relcomplex->getBasis(i, 3)); 
+    _Jh[i] = createIncMap(JH, _relcomplex->getBasis(i, 3));
   }
 }
 
 void HomologySequence::findInvJhMap(int i)
 {
-  if(_Ic_rel[i] != NULL 
-   && _complex->getBasisSize(i, 3) > 0 
+  if(_Ic_rel[i] != NULL
+   && _complex->getBasisSize(i, 3) > 0
      && _relcomplex->getBasisSize(i, 3) > 0){
-    gmp_matrix* JH = copy_gmp_matrix(_Ic_rel[i], 1, 1, 
-				     gmp_matrix_rows(_Ic_rel[i]), 
+    gmp_matrix* JH = copy_gmp_matrix(_Ic_rel[i], 1, 1,
+				     gmp_matrix_rows(_Ic_rel[i]),
 				     gmp_matrix_cols(_Ic_rel[i]));
     gmp_matrix_right_mult(JH, _relcomplex->getBasis(i, 3));
-    _invJh[i] = createIncMap(JH, _complex->getBasis(i, 3)); 
+    _invJh[i] = createIncMap(JH, _complex->getBasis(i, 3));
   }
 }
 
 void HomologySequence::findDhMap(int i)
 {
-  if(i > 0 && _relcomplex->getBasisSize(i, 3) > 0 
+  if(i > 0 && _relcomplex->getBasisSize(i, 3) > 0
      && _subcomplex->getBasisSize(i-1, 3) > 0
      && _complex->getBoundaryOp(i) != NULL){
-    gmp_matrix* JDIH = copy_gmp_matrix(_Ic_sub[i-1], 1, 1, 
-				       gmp_matrix_rows(_Ic_sub[i-1]), 
+    gmp_matrix* JDIH = copy_gmp_matrix(_Ic_sub[i-1], 1, 1,
+				       gmp_matrix_rows(_Ic_sub[i-1]),
 				       gmp_matrix_cols(_Ic_sub[i-1]));
     gmp_matrix_transp(JDIH);
     gmp_matrix_right_mult(JDIH, _complex->getBoundaryOp(i));
@@ -842,11 +842,11 @@ void HomologySequence::findDhMap(int i)
 
 void HomologySequence::findInvDhMap(int i)
 {
-  if(i > 0 && _relcomplex->getBasisSize(i, 3) > 0 
+  if(i > 0 && _relcomplex->getBasisSize(i, 3) > 0
      && _subcomplex->getBasisSize(i-1, 3) > 0
      && _complex->getBoundaryOp(i) != NULL){
-    gmp_matrix* JDIH = copy_gmp_matrix(_Ic_rel[i], 1, 1, 
-				       gmp_matrix_rows(_Ic_rel[i]), 
+    gmp_matrix* JDIH = copy_gmp_matrix(_Ic_rel[i], 1, 1,
+				       gmp_matrix_rows(_Ic_rel[i]),
 				       gmp_matrix_cols(_Ic_rel[i]));
     gmp_matrix_transp(JDIH);
     gmp_matrix* bd = _complex->getBoundaryOp(i);
@@ -860,30 +860,30 @@ void HomologySequence::findInvDhMap(int i)
 }
 
 //i: a->b  : aBasis = bBasis*incMap
-gmp_matrix* HomologySequence::createIncMap(gmp_matrix* domBasis, 
-					   gmp_matrix* codBasis) 
+gmp_matrix* HomologySequence::createIncMap(gmp_matrix* domBasis,
+					   gmp_matrix* codBasis)
 {
   if(domBasis == NULL || codBasis == NULL){
     printf("ERROR: null matrix given. \n");
     return NULL;
   }
-  
+
   int rows = gmp_matrix_rows(domBasis);
   int cols = gmp_matrix_cols(domBasis);
   if(rows < cols || rows == 0 || cols == 0) return NULL;
- 
+
   rows = gmp_matrix_rows(codBasis);
   cols = gmp_matrix_cols(codBasis);
   if(rows < cols || rows == 0 || cols == 0) return NULL;
 
-  gmp_matrix* temp = codBasis;  
+  gmp_matrix* temp = codBasis;
   codBasis = copy_gmp_matrix(temp, 1, 1,
 			     gmp_matrix_rows(temp),
 			     gmp_matrix_cols(temp));
   // inv(U)*A*inv(V) = S
-  gmp_normal_form* normalForm 
+  gmp_normal_form* normalForm
     = create_gmp_Smith_normal_form(codBasis, INVERTED, INVERTED);
-  
+
   mpz_t elem;
   mpz_init(elem);
 
@@ -894,10 +894,10 @@ gmp_matrix* HomologySequence::createIncMap(gmp_matrix* domBasis,
       return NULL;
     }
   }
-  
-  gmp_matrix_left_mult(normalForm->left, domBasis); 
-  gmp_matrix* LB = copy_gmp_matrix(domBasis, 1, 1, 
-				   gmp_matrix_cols(codBasis), 
+
+  gmp_matrix_left_mult(normalForm->left, domBasis);
+  gmp_matrix* LB = copy_gmp_matrix(domBasis, 1, 1,
+				   gmp_matrix_cols(codBasis),
 				   gmp_matrix_cols(domBasis));
   destroy_gmp_matrix(domBasis);
 
@@ -972,19 +972,18 @@ gmp_matrix* HomologySequence::removeZeroCols(gmp_matrix* matrix)
   mpz_clear(elem);
   return newMatrix;
 }
- 
-void HomologySequence::blockHBasis(gmp_matrix* block1T, 
-				   gmp_matrix* block2T, 
+
+void HomologySequence::blockHBasis(gmp_matrix* block1T,
+				   gmp_matrix* block2T,
 				   ChainComplex* complex, int dim)
 {
-
   printMatrix(block1T);
   printMatrix(block2T);
 
   if(block1T == NULL && block2T == NULL) return;
 
   gmp_matrix* Hbasis = complex->getBasis(dim, 3);
-  
+
   if(block1T == NULL && block2T != NULL){
     gmp_matrix_right_mult(Hbasis, block2T);
     printMatrix(Hbasis);
@@ -998,24 +997,24 @@ void HomologySequence::blockHBasis(gmp_matrix* block1T,
 
   int rows = gmp_matrix_rows(Hbasis);
   int cols = gmp_matrix_cols(Hbasis);
-  gmp_matrix* temp1 = copy_gmp_matrix(Hbasis, 1, 1, rows, cols); 
+  gmp_matrix* temp1 = copy_gmp_matrix(Hbasis, 1, 1, rows, cols);
   gmp_matrix* temp2 = copy_gmp_matrix(Hbasis, 1, 1, rows, cols);
 
   printMatrix(temp1);
   printMatrix(temp2);
 
-  gmp_matrix_right_mult(temp1, block1T); 
+  gmp_matrix_right_mult(temp1, block1T);
   gmp_matrix_right_mult(temp2, block2T);
-  
+
   printMatrix(temp1);
-  printMatrix(temp2);  
+  printMatrix(temp2);
   temp1 = removeZeroCols(temp1);
   temp2 = removeZeroCols(temp2);
   printMatrix(temp1);
   printMatrix(temp2);
 
   int bcol = gmp_matrix_cols(temp1);
-  
+
   mpz_t elem;
   mpz_init(elem);
   for(int i = 1; i <= rows; i++){
diff --git a/Geo/GModel.cpp b/Geo/GModel.cpp
index c43f9b67353799b02b6e310c2754d6a4b4d14357..ef5c59065294c1eee82553f2b677f3f2dcad262e 100644
--- a/Geo/GModel.cpp
+++ b/Geo/GModel.cpp
@@ -49,6 +49,10 @@
 #include "meshGFaceBamg.h"
 #endif
 
+#if defined(HAVE_KBIPACK)
+#include "Homology.h"
+#endif
+
 std::vector<GModel*> GModel::list;
 int GModel::_current = -1;
 
@@ -263,12 +267,12 @@ GVertex *GModel::getVertexByTag(int n) const
     return 0;
 }
 
-std::vector<int> GModel::getEdgesByStringTag(const std::string tag) 
-{ 
+std::vector<int> GModel::getEdgesByStringTag(const std::string tag)
+{
   std::vector<int> nums;
-  std::map<int, std::vector<GEntity*> > physicalGroups[4]; 
-  getPhysicalGroups(physicalGroups); 
-  std::vector<GEntity*> allEdges = physicalGroups[1][this->getPhysicalNumber(1,tag)]; 
+  std::map<int, std::vector<GEntity*> > physicalGroups[4];
+  getPhysicalGroups(physicalGroups);
+  std::vector<GEntity*> allEdges = physicalGroups[1][this->getPhysicalNumber(1,tag)];
   for ( std::vector<GEntity*>::iterator it = allEdges.begin(); it != allEdges.end(); it++){
     GEntity *ge = *it;
     nums.push_back(ge->tag());
@@ -518,7 +522,7 @@ int GModel::mesh(int dimension)
 #endif
 }
 
-int GModel::adaptMesh(int technique, simpleFunction<double> *f, 
+int GModel::adaptMesh(int technique, simpleFunction<double> *f,
                       std::vector<double> parameters, bool meshAll)
 {
 #if defined(HAVE_MESH)
@@ -540,7 +544,7 @@ int GModel::adaptMesh(int technique, simpleFunction<double> *f,
       fields->reset();
       int id = fields->newId();
       (*fields)[id] = new meshMetric(this, technique, f, parameters);;
-      fields->background_field = id;    
+      fields->background_field = id;
 
       opt_mesh_lc_integration_precision(0, GMSH_SET, 1.e-4);
       opt_mesh_algo2d(0, GMSH_SET, 7.0); //bamg
@@ -557,11 +561,11 @@ int GModel::adaptMesh(int technique, simpleFunction<double> *f,
       char name[256];
       sprintf(name, "meshAdapt-%d.msh", ITER);
       writeMSH(name);
-            
+
       if (ITER++ >= niter)  break;
       if (ITER > 3 && fabs((double)(nbElems - nbElemsOld)) < 0.01 * nbElemsOld) break;
-	   
-      nbElemsOld = nbElems;  
+
+      nbElemsOld = nbElems;
     }
   }
   else{
@@ -588,7 +592,7 @@ int GModel::adaptMesh(int technique, simpleFunction<double> *f,
       }
 
       if (elements.size() == 0)return -1;
- 
+
       fields->reset();
       int id = fields->newId();
       (*fields)[id] = new meshMetric(this, technique, f, parameters);
@@ -611,7 +615,7 @@ int GModel::adaptMesh(int technique, simpleFunction<double> *f,
 	  _octree = 0;
 	}
       }
-     
+
       nbElems = getNumMeshElements();
       if (++ITER >= niter) break;
       if (fabs((double)(nbElems - nbElemsOld)) < 0.01 * nbElemsOld) break;
@@ -836,7 +840,7 @@ int GModel::getMeshElementIndex(MElement *e)
 
 void GModel::setMeshElementIndex(MElement *e, int index)
 {
-  _elementIndexCache[e->getNum()] = index; 
+  _elementIndexCache[e->getNum()] = index;
 }
 
 template <class T>
@@ -919,7 +923,7 @@ int GModel::indexMeshVertices(bool all, int singlePartition)
       }
       else if(entities[i]->mesh_vertices[j]->getIndex() == -2)
         index++;
-  
+
   return numVertices;
 }
 
@@ -982,7 +986,7 @@ void GModel::_storeElementsInEntities(std::map<int, std::vector<MElement*> > &ma
         if(!v->points.empty()) { // CAD points already have one by default
           v->points.clear();
           v->mesh_vertices.clear();
-        }  
+        }
         _addElements(v->points, it->second);
       }
       break;
@@ -1112,7 +1116,7 @@ void GModel::checkMeshCoherence(double tolerance)
     Msg::Info("Checking for duplicate vertices...");
     std::vector<MVertex*> vertices;
     for(unsigned int i = 0; i < entities.size(); i++)
-      vertices.insert(vertices.end(), entities[i]->mesh_vertices.begin(), 
+      vertices.insert(vertices.end(), entities[i]->mesh_vertices.begin(),
                       entities[i]->mesh_vertices.end());
     MVertexPositionSet pos(vertices);
     for(unsigned int i = 0; i < vertices.size(); i++)
@@ -1142,7 +1146,7 @@ void GModel::checkMeshCoherence(double tolerance)
     int num = 0;
     for(unsigned int i = 0; i < vertices.size(); i++){
       if(!vertices[i]->getIndex()){
-        Msg::Info("Duplicate element with barycenter (%.16g,%.16g,%.16g)", 
+        Msg::Info("Duplicate element with barycenter (%.16g,%.16g,%.16g)",
                   vertices[i]->x(), vertices[i]->y(), vertices[i]->z());
         num++;
       }
@@ -1317,7 +1321,7 @@ static void recurConnectMEdgesByMVertex(MVertex *v,
 {
   if (touched.find(v) != touched.end()) return;
   touched.insert(v);
-  for (std::multimap <MVertex*, MEdge>::iterator it = v2e.lower_bound(v); 
+  for (std::multimap <MVertex*, MEdge>::iterator it = v2e.lower_bound(v);
        it != v2e.upper_bound(v) ; ++it){
     group.insert(it->second);
     for (int i = 0; i < it->second.getNumVertices(); ++i){
@@ -1326,7 +1330,7 @@ static void recurConnectMEdgesByMVertex(MVertex *v,
   }
 }
 
-static int connectedSurfaceBoundaries(std::set<MEdge, Less_Edge> &edges, 
+static int connectedSurfaceBoundaries(std::set<MEdge, Less_Edge> &edges,
                                       std::vector<std::vector<MEdge> > &boundaries)
 {
   std::multimap<MVertex*,MEdge> v2e;
@@ -1361,13 +1365,13 @@ void GModel::makeDiscreteRegionsSimplyConnected()
 
   std::set<MVertex*> touched;
 
-  for(std::vector<discreteRegion*>::iterator itR = discRegions.begin(); 
+  for(std::vector<discreteRegion*>::iterator itR = discRegions.begin();
       itR != discRegions.end(); itR++){
 
     std::vector<MElement*> allElements((*itR)->getNumMeshElements());
     for(unsigned int i = 0; i < (*itR)->getNumMeshElements(); i++)
       allElements[i] = (*itR)->getMeshElement(i);
-    
+
     std::vector<std::vector<MElement*> > conRegions;
     int nbRegions = connectedVolumes(allElements, conRegions);
     if (nbRegions > 1) remove(*itR);
@@ -1420,13 +1424,13 @@ void GModel::makeDiscreteFacesSimplyConnected()
 
   std::set<MVertex*> touched;
 
-  for(std::vector<discreteFace*>::iterator itF = discFaces.begin(); 
+  for(std::vector<discreteFace*>::iterator itF = discFaces.begin();
       itF != discFaces.end(); itF++){
 
     std::vector<MElement*> allElements((*itF)->getNumMeshElements());
     for(unsigned int i = 0; i < (*itF)->getNumMeshElements(); i++)
       allElements[i] = (*itF)->getMeshElement(i);
-    
+
     std::vector<std::vector<MElement*> > conFaces;
     int nbFaces = connectedSurfaces(allElements, conFaces);
     if (nbFaces > 1) remove(*itF);
@@ -1453,7 +1457,7 @@ void GModel::makeDiscreteFacesSimplyConnected()
         MElementFactory factory;
         MElement *e2 = factory.create(e->getTypeForMSH(), verts, e->getNum(),
                                       e->getPartition());
-        if(e2->getType() == TYPE_TRI) 
+        if(e2->getType() == TYPE_TRI)
           f->triangles.push_back((MTriangle*)e2);
         else
           f->quadrangles.push_back((MQuadrangle*)e2);
@@ -1481,17 +1485,17 @@ void GModel::createTopologyFromMesh(int ignoreHoles)
     if((*it)->geomType() == GEntity::DiscreteVolume)
       discRegions.push_back((discreteRegion*) *it);
   createTopologyFromRegions(discRegions);
- 
+
   // create topology for all discrete faces
   std::vector<discreteFace*> discFaces;
   for(fiter it = firstFace(); it != lastFace(); it++)
     if((*it)->geomType() == GEntity::DiscreteSurface)
       discFaces.push_back((discreteFace*) *it);
   createTopologyFromFaces(discFaces, ignoreHoles);
-  
+
   //create old format (necessary e.g. for old-style extruded boundary layers)
   exportDiscreteGEOInternals();
- 
+
   double t2 = Cpu();
   Msg::StatusBar(2, true, "Done creating topology from mesh (%g s)", t2 - t1);
 }
@@ -1504,7 +1508,7 @@ void GModel::createTopologyFromRegions(std::vector<discreteRegion*> &discRegions
   // map_faces, which associates each MFace with the tags of the
   // adjacent regions
   std::map<MFace, std::vector<int>, Less_Face > map_faces;
-  for (std::vector<discreteRegion*>::iterator it = discRegions.begin(); 
+  for (std::vector<discreteRegion*>::iterator it = discRegions.begin();
        it != discRegions.end(); it++)
     (*it)->findFaces(map_faces);
 
@@ -1522,7 +1526,7 @@ void GModel::createTopologyFromRegions(std::vector<discreteRegion*> &discRegions
   while (!map_faces.empty()){
 
     Msg::Debug("... %d mesh faces left to process", map_faces.size());
-    
+
     // get mesh faces with identical region connections (i.e., a part
     // of region boundaries that can be later defined as a discrete
     // face)
@@ -1540,13 +1544,13 @@ void GModel::createTopologyFromRegions(std::vector<discreteRegion*> &discRegions
       else
         itmap++;
     }
-    
+
     // if the mesh already contains discrete faces, check if the
     // candidate discrete face does contain any of those; if not,
     // create a new discreteFace. Then create populate the
     // region2Faces map that associates for each region the (old or
     // new) boundary discrete faces
-    for (std::vector<discreteFace*>::iterator itF = discFaces.begin(); 
+    for (std::vector<discreteFace*>::iterator itF = discFaces.begin();
          itF != discFaces.end(); itF++){
 
       bool candidate = true;
@@ -1567,7 +1571,7 @@ void GModel::createTopologyFromRegions(std::vector<discreteRegion*> &discRegions
           std::set<MFace, Less_Face>::iterator itset = myFaces.find(mf);
           myFaces.erase(itset);
         }
-        for(std::vector<int>::iterator itReg = tagRegions.begin(); 
+        for(std::vector<int>::iterator itReg = tagRegions.begin();
             itReg != tagRegions.end(); itReg++) {
           std::map<int, std::set<int> >::iterator it = region2Faces.find(*itReg);
           if (it == region2Faces.end())
@@ -1588,7 +1592,7 @@ void GModel::createTopologyFromRegions(std::vector<discreteRegion*> &discRegions
       add(f);
       discFaces.push_back(f);
       std::set<MVertex*> myVertices;
-      for(std::set<MFace, Less_Face>::iterator it = myFaces.begin(); 
+      for(std::set<MFace, Less_Face>::iterator it = myFaces.begin();
           it != myFaces.end(); it++){
         std::vector<MVertex*> verts(it->getNumVertices());
         for(int i = 0; i < it->getNumVertices(); i++){
@@ -1606,15 +1610,15 @@ void GModel::createTopologyFromRegions(std::vector<discreteRegion*> &discRegions
         else
           f->triangles.push_back(new MTriangle(verts));
       }
-      f->mesh_vertices.insert(f->mesh_vertices.begin(), 
+      f->mesh_vertices.insert(f->mesh_vertices.begin(),
                               myVertices.begin(), myVertices.end());
 
-      for (std::vector<int>::iterator itReg = tagRegions.begin(); 
+      for (std::vector<int>::iterator itReg = tagRegions.begin();
            itReg != tagRegions.end(); itReg++) {
 
         // delete mesh vertices of new edge from adjacent regions
         GRegion *dReg = getRegionByTag(*itReg);
-        for (std::set<MVertex*>::iterator itv = myVertices.begin(); 
+        for (std::set<MVertex*>::iterator itv = myVertices.begin();
              itv != myVertices.end(); itv++) {
           std::vector<MVertex*>::iterator itve =
             std::find(dReg->mesh_vertices.begin(), dReg->mesh_vertices.end(), *itv);
@@ -1640,7 +1644,7 @@ void GModel::createTopologyFromRegions(std::vector<discreteRegion*> &discRegions
   }
 
   // set boundary faces for each region
-  for (std::vector<discreteRegion*>::iterator it = discRegions.begin(); 
+  for (std::vector<discreteRegion*>::iterator it = discRegions.begin();
        it != discRegions.end(); it++){
     std::map<int, std::set<int> >::iterator itr = region2Faces.find((*it)->tag());
     if (itr != region2Faces.end()){
@@ -1660,20 +1664,20 @@ void GModel::createTopologyFromFaces(std::vector<discreteFace*> &discFaces, int
   // map_edges, which associates each MEdge with the tags of the
   // adjacent faces
   std::map<MEdge, std::vector<int>, Less_Edge > map_edges;
-  for (std::vector<discreteFace*>::iterator it = discFaces.begin(); 
+  for (std::vector<discreteFace*>::iterator it = discFaces.begin();
        it != discFaces.end(); it++)
     (*it)->findEdges(map_edges);
-  
+
   // return if no boundary edges (torus, sphere, ...)
   if (map_edges.empty()) return;
-  
+
   // get currently defined discrete edges
   std::vector<discreteEdge*> discEdges;
   for(eiter it = firstEdge(); it != lastEdge(); it++){
     if((*it)->geomType() == GEntity::DiscreteCurve)
       discEdges.push_back((discreteEdge*) *it);
   }
-  
+
   // create reverse map storing for each discrete face the list of
   // discrete edges on its boundary
   std::map<int, std::vector<int> > face2Edges;
@@ -1703,7 +1707,7 @@ void GModel::createTopologyFromFaces(std::vector<discreteFace*> &discFaces, int
     // candidate discrete edge does contain any of those; if not,
     // create a discreteEdge. Then populate the face2Edges map that
     // associates for each face its boundary discrete edges
-    for (std::vector<discreteEdge*>::iterator itE = discEdges.begin(); 
+    for (std::vector<discreteEdge*>::iterator itE = discEdges.begin();
          itE != discEdges.end(); itE++){
 
       bool candidate = true;
@@ -1724,7 +1728,7 @@ void GModel::createTopologyFromFaces(std::vector<discreteFace*> &discFaces, int
           std::set<MEdge, Less_Edge >::iterator itset = myEdges.find(me);
           if (itset != myEdges.end()) myEdges.erase(itset);
         }
-        for (std::vector<int>::iterator itFace = tagFaces.begin(); 
+        for (std::vector<int>::iterator itFace = tagFaces.begin();
              itFace != tagFaces.end(); itFace++) {
           std::map<int, std::vector<int> >::iterator it = face2Edges.find(*itFace);
           if (it == face2Edges.end())
@@ -1737,9 +1741,9 @@ void GModel::createTopologyFromFaces(std::vector<discreteFace*> &discFaces, int
         }
       }
     }
-  
+
     std::vector<std::vector<MEdge> > boundaries;
-    int nbBounds = connectedSurfaceBoundaries(myEdges, boundaries);   
+    int nbBounds = connectedSurfaceBoundaries(myEdges, boundaries);
 
     //EMI RBF fix
     if (ignoreHoles && nbBounds > 0){
@@ -1773,12 +1777,12 @@ void GModel::createTopologyFromFaces(std::vector<discreteFace*> &discFaces, int
         v1->setEntity(e);
       }
       e->mesh_vertices.insert(e->mesh_vertices.begin(), allV.begin(), allV.end());
-      for (std::vector<int>::iterator itFace = tagFaces.begin(); 
+      for (std::vector<int>::iterator itFace = tagFaces.begin();
            itFace != tagFaces.end(); itFace++) {
         // delete mesh vertices of new edge from adjacent faces
         GFace *dFace = getFaceByTag(*itFace);
         for (std::set<MVertex*>::iterator itv = allV.begin(); itv != allV.end(); itv++) {
-          std::vector<MVertex*>::iterator itve = 
+          std::vector<MVertex*>::iterator itve =
             std::find(dFace->mesh_vertices.begin(), dFace->mesh_vertices.end(), *itv);
           if (itve != dFace->mesh_vertices.end()) dFace->mesh_vertices.erase(itve);
         }
@@ -1828,7 +1832,7 @@ void GModel::createTopologyFromFaces(std::vector<discreteFace*> &discFaces, int
   // for (std::vector<discreteFace*>::iterator itF = discFaces.begin();
   //       itF != discFaces.end(); itF++){
   //    //EMI, TODO
-  //    std::list<GEdgeLoop> edgeLoops = (*itF)->edgeLoops; 
+  //    std::list<GEdgeLoop> edgeLoops = (*itF)->edgeLoops;
   //    edgeLoops.clear();
   //    GEdgeLoop el((*itF)->edges());
   //    edgeLoops.push_back(el);
@@ -1848,9 +1852,9 @@ void GModel::createTopologyFromFaces(std::vector<discreteFace*> &discFaces, int
       std::vector<MVertex *> v;
       e->getVertices(v);
       for (unsigned int j = 0; j < v.size(); j++){
-        std::map<MVertex*, MVertex*, std::less<MVertex*> >::iterator 
+        std::map<MVertex*, MVertex*, std::less<MVertex*> >::iterator
           itmap = old2new.find(v[j]);
-        if (itmap != old2new.end()) 
+        if (itmap != old2new.end())
           v[j] = itmap->second;
       }
       MElementFactory factory;
@@ -1867,7 +1871,7 @@ void GModel::createTopologyFromFaces(std::vector<discreteFace*> &discFaces, int
     gf->triangles = newTriangles;
     gf->quadrangles = newQuadrangles;
   }
-  
+
   for (std::map<GRegion*, std::map<MVertex*, MVertex*, std::less<MVertex*> > >::iterator
          iRegion = region2Vert.begin(); iRegion != region2Vert.end(); iRegion++){
     std::map<MVertex*, MVertex*, std::less<MVertex*> > old2new = iRegion->second;
@@ -1881,9 +1885,9 @@ void GModel::createTopologyFromFaces(std::vector<discreteFace*> &discFaces, int
       std::vector<MVertex *> v;
       e->getVertices(v);
       for (unsigned int j = 0; j < v.size(); j++){
-        std::map<MVertex*, MVertex*, std::less<MVertex*> >::iterator 
+        std::map<MVertex*, MVertex*, std::less<MVertex*> >::iterator
           itmap = old2new.find(v[j]);
-        if (itmap != old2new.end()) 
+        if (itmap != old2new.end())
           v[j] = itmap->second;
       }
       MElementFactory factory;
@@ -1912,7 +1916,7 @@ void GModel::createTopologyFromFaces(std::vector<discreteFace*> &discFaces, int
 
 GModel *GModel::buildCutGModel(gLevelset *ls, bool cutElem, bool saveTri)
 {
-  
+
   if (saveTri)
    CTX::instance()->mesh.saveTri = 1;
   else
@@ -1997,7 +2001,7 @@ GEdge *GModel::addLine(GVertex *v1, GVertex *v2)
   return 0;
 }
 
-GEdge *GModel::addCircleArcCenter(double x, double y, double z, GVertex *start, 
+GEdge *GModel::addCircleArcCenter(double x, double y, double z, GVertex *start,
                                   GVertex *end)
 {
   if(_factory)
@@ -2009,27 +2013,27 @@ GEdge *GModel::addCircleArcCenter(double x, double y, double z, GVertex *start,
 GEdge *GModel::addCircleArc3Points(double x, double y, double z, GVertex *start,
                                    GVertex *end)
 {
-  if(_factory) 
-    return _factory->addCircleArc(this, GModelFactory::THREE_POINTS, 
+  if(_factory)
+    return _factory->addCircleArc(this, GModelFactory::THREE_POINTS,
                                   start, end, SPoint3(x, y, z));
   return 0;
 }
 
-GEdge *GModel::addBezier(GVertex *start, GVertex *end, 
-			 std::vector<std::vector<double> > points) 
+GEdge *GModel::addBezier(GVertex *start, GVertex *end,
+			 std::vector<std::vector<double> > points)
 {
-  if(_factory) 
-    return _factory->addSpline(this, GModelFactory::BEZIER, start, end, 
+  if(_factory)
+    return _factory->addSpline(this, GModelFactory::BEZIER, start, end,
                                points);
   return 0;
 }
 
 GEdge *GModel::addNURBS(GVertex *start, GVertex *end,
-			std::vector<std::vector<double> > points, 
+			std::vector<std::vector<double> > points,
 			std::vector<double> knots,
-			std::vector<double> weights, 
+			std::vector<double> weights,
 			std::vector<int> mult)
-{ 
+{
   if(_factory)
     return _factory->addNURBS(this, start,end,points,knots,weights, mult);
   return 0;
@@ -2072,14 +2076,14 @@ GEntity *GModel::revolve(GEntity *e, std::vector<double> p1, std::vector<double>
 
 GEntity *GModel::extrude(GEntity *e, std::vector<double> p1, std::vector<double> p2)
 {
-  if(_factory) 
+  if(_factory)
     return _factory->extrude(this, e, p1, p2);
   return 0;
 }
 
 GEntity *GModel::addPipe(GEntity *e, std::vector<GEdge *>  edges)
 {
-  if(_factory) 
+  if(_factory)
     return _factory->addPipe(this,e,edges);
   return 0;
 }
@@ -2090,14 +2094,14 @@ GEntity *GModel::addSphere(double cx, double cy, double cz, double radius)
   return 0;
 }
 
-GEntity *GModel::addCylinder(std::vector<double> p1, std::vector<double> p2, 
+GEntity *GModel::addCylinder(std::vector<double> p1, std::vector<double> p2,
                              double radius)
 {
   if(_factory) return _factory->addCylinder(this, p1, p2, radius);
   return 0;
 }
 
-GEntity *GModel::addTorus(std::vector<double> p1, std::vector<double> p2, 
+GEntity *GModel::addTorus(std::vector<double> p1, std::vector<double> p2,
                           double radius1, double radius2)
 {
   if(_factory) return _factory->addTorus(this, p1, p2, radius1, radius2);
@@ -2138,7 +2142,7 @@ GModel *GModel::computeBooleanDifference(GModel *tool, int createNewModel)
   return 0;
 }
 
-static void computeDuplicates(GModel *model, 
+static void computeDuplicates(GModel *model,
                               std::multimap<GVertex*, GVertex*> &Unique2Duplicates,
                               std::map<GVertex*, GVertex*> &Duplicates2Unique,
                               const double &eps)
@@ -2153,7 +2157,7 @@ static void computeDuplicates(GModel *model,
     GVertex *pv = *v.begin();
     v.erase(v.begin());
     bool found = false;
-    for (std::multimap<GVertex*,GVertex*>::iterator it = Unique2Duplicates.begin(); 
+    for (std::multimap<GVertex*,GVertex*>::iterator it = Unique2Duplicates.begin();
          it != Unique2Duplicates.end(); ++it){
       GVertex *unique = it->first;
       const double d = sqrt((unique->x() - pv->x()) * (unique->x() - pv->x()) +
@@ -2170,10 +2174,10 @@ static void computeDuplicates(GModel *model,
       Unique2Duplicates.insert(std::make_pair(pv, pv));
       Duplicates2Unique[pv] = pv;
     }
-  }  
+  }
 }
 
-static void glueVerticesInEdges(GModel *model, 
+static void glueVerticesInEdges(GModel *model,
                                 std::multimap<GVertex*, GVertex*> &Unique2Duplicates,
 				std::map<GVertex*, GVertex*> &Duplicates2Unique)
 {
@@ -2203,25 +2207,25 @@ static void computeDuplicates(GModel *model,
     GEdge *pe = *e.begin();
     e.erase(e.begin());
     bool found = false;
-    for (std::multimap<GEdge*,GEdge*>::iterator it = Unique2Duplicates.begin(); 
+    for (std::multimap<GEdge*,GEdge*>::iterator it = Unique2Duplicates.begin();
          it != Unique2Duplicates.end(); ++it ){
       GEdge *unique = it->first;
       // first check edges that have same endpoints
-      if (((unique->getBeginVertex() == pe->getBeginVertex() && 
+      if (((unique->getBeginVertex() == pe->getBeginVertex() &&
             unique->getEndVertex() == pe->getEndVertex()) ||
-           (unique->getEndVertex() == pe->getBeginVertex() && 
+           (unique->getEndVertex() == pe->getBeginVertex() &&
             unique->getBeginVertex() == pe->getEndVertex())) &&
           unique->geomType() == pe->geomType()){
 	if ((unique->geomType() == GEntity::Line && pe->geomType() == GEntity::Line) ||
-            unique->geomType() == GEntity::DiscreteCurve || 
+            unique->geomType() == GEntity::DiscreteCurve ||
             pe->geomType() == GEntity::DiscreteCurve ||
-            unique->geomType() == GEntity::BoundaryLayerCurve || 
+            unique->geomType() == GEntity::BoundaryLayerCurve ||
             pe->geomType() == GEntity::BoundaryLayerCurve){
 	  found = true;
 	  Unique2Duplicates.insert(std::make_pair(unique,pe));
 	  Duplicates2Unique[pe] = unique;
-	  break;	  
-	} 
+	  break;
+	}
         // compute a point
         Range<double> r = pe->parBounds(0);
         GPoint gp = pe->point(0.5 * (r.low() + r.high()));
@@ -2245,7 +2249,7 @@ static void computeDuplicates(GModel *model,
   }
 }
 
-static void glueEdgesInFaces(GModel *model, 
+static void glueEdgesInFaces(GModel *model,
                              std::multimap<GEdge*, GEdge*> &Unique2Duplicates,
 			     std::map<GEdge*, GEdge*> &Duplicates2Unique)
 {
@@ -2268,9 +2272,9 @@ static void glueEdgesInFaces(GModel *model,
   }
 }
 
-static void computeDuplicates(GModel *model, 
+static void computeDuplicates(GModel *model,
                               std::multimap<GFace*, GFace*> &Unique2Duplicates,
-                              std::map<GFace*,GFace*> &Duplicates2Unique, 
+                              std::map<GFace*,GFace*> &Duplicates2Unique,
                               const double &eps)
 {
   std::list<GFace*> f;
@@ -2286,9 +2290,9 @@ static void computeDuplicates(GModel *model,
     bool found = false;
     for (std::multimap<GFace*,GFace*>::iterator it = Unique2Duplicates.begin();
          it != Unique2Duplicates.end(); ++it){
-      GFace *unique = it->first;      
+      GFace *unique = it->first;
       std::list<GEdge*> unique_edges = unique->edges();
-      if (pf->geomType() == unique->geomType() && 
+      if (pf->geomType() == unique->geomType() &&
           unique_edges.size() == pf_edges.size()){
 	unique_edges.sort();
 	std::list<GEdge*>::iterator it_pf = pf_edges.begin();
@@ -2303,12 +2307,12 @@ static void computeDuplicates(GModel *model,
 	    found = true;
 	    Unique2Duplicates.insert(std::make_pair(unique,pf));
 	    Duplicates2Unique[pf] = unique;
-	    break;	  
-	  } 
+	    break;
+	  }
 	  double t[2]={0,0};
           // FIXME: evaluate a point on the surface (use e.g. buildRepresentationCross)
-	  const double d = 1.0; 
-	  if (t[0] >= r.low() && t[0] <= r.high() && 
+	  const double d = 1.0;
+	  if (t[0] >= r.low() && t[0] <= r.high() &&
 	      t[1] >= s.low() && t[1] <= s.high() && d <= eps) {
 	    found = true;
 	    Unique2Duplicates.insert(std::make_pair(unique,pf));
@@ -2365,16 +2369,16 @@ void GModel::glue(double eps)
     std::map<GEdge*,GEdge*> Duplicates2Unique;
     computeDuplicates(this, Unique2Duplicates, Duplicates2Unique, eps);
     glueEdgesInFaces(this, Unique2Duplicates, Duplicates2Unique);
-  }    
+  }
   {
     std::multimap<GFace*,GFace*> Unique2Duplicates;
     std::map<GFace*,GFace*> Duplicates2Unique;
     computeDuplicates(this, Unique2Duplicates, Duplicates2Unique, eps);
     glueFacesInRegions(this, Unique2Duplicates, Duplicates2Unique);
-  }    
+  }
 }
 
-GEdge *getNewModelEdge(GFace *gf1, GFace *gf2, 
+GEdge *getNewModelEdge(GFace *gf1, GFace *gf2,
                        std::map<std::pair<int, int>, GEdge*> &newEdges)
 {
   int t1 = gf1 ? gf1->tag() : -1;
@@ -2384,7 +2388,7 @@ GEdge *getNewModelEdge(GFace *gf1, GFace *gf2,
 
   if(i1 == i2) return 0;
 
-  std::map<std::pair<int, int>, GEdge*>::iterator it = 
+  std::map<std::pair<int, int>, GEdge*>::iterator it =
     newEdges.find(std::make_pair<int, int>(i1, i2));
   if(it == newEdges.end()){
     discreteEdge *ge = new discreteEdge
@@ -2394,7 +2398,7 @@ GEdge *getNewModelEdge(GFace *gf1, GFace *gf2,
     return ge;
   }
   else
-    return it->second;  
+    return it->second;
 }
 
 #if defined(HAVE_MESH)
@@ -2441,12 +2445,12 @@ void recurClassify(MTri3 *t, GFace *gf,
       MTri3 *tn = t->getNeigh(i);
       if(tn){
         edgeXface exf(t, i);
-        MLine ml(exf.v[0], exf.v[1]);       
+        MLine ml(exf.v[0], exf.v[1]);
         std::map<MLine*, GEdge*, compareMLinePtr>::iterator it = lines.find(&ml);
         if(it == lines.end())
           recurClassify(tn, gf, lines, reverse);
       }
-    }  
+    }
   }
 }
 
@@ -2458,10 +2462,10 @@ void GModel::detectEdges(double _tresholdAngle)
   e2t_cont adj;
   std::vector<MTriangle*> elements;
   std::vector<edge_angle> edges_detected, edges_lonly;
-  for(GModel::fiter it = GModel::current()->firstFace(); 
+  for(GModel::fiter it = GModel::current()->firstFace();
       it != GModel::current()->lastFace(); ++it)
-    elements.insert(elements.end(), (*it)->triangles.begin(), 
-		    (*it)->triangles.end());  
+    elements.insert(elements.end(), (*it)->triangles.begin(),
+		    (*it)->triangles.end());
   buildEdgeToTriangle(elements, adj);
   buildListOfEdgeAngle(adj, edges_detected, edges_lonly);
   GEdge *selected = new discreteEdge
@@ -2472,12 +2476,12 @@ void GModel::detectEdges(double _tresholdAngle)
     edge_angle ea = edges_detected[i];
     if(ea.angle <= _tresholdAngle) break;
     selected->lines.push_back(new MLine(ea.v1, ea.v2));
-  } 
-	
+  }
+
   for(unsigned int i = 0 ; i < edges_lonly.size(); i++){
     edge_angle ea = edges_lonly[i];
     selected->lines.push_back(new MLine(ea.v1, ea.v2));
-  } 
+  }
   std::set<GFace*> _temp;
   _temp.insert(faces.begin(),faces.end());
   classifyFaces(_temp);
@@ -2486,14 +2490,14 @@ void GModel::detectEdges(double _tresholdAngle)
 #endif
 }
 
-void GModel::classifyFaces(std::set<GFace*> &_faces) 
+void GModel::classifyFaces(std::set<GFace*> &_faces)
 {
 #if defined(HAVE_MESH)
   std::map<MLine*, GEdge*, compareMLinePtr> lines;
 
-  for(GModel::eiter it = GModel::current()->firstEdge(); 
+  for(GModel::eiter it = GModel::current()->firstEdge();
       it != GModel::current()->lastEdge(); ++it){
-    for(unsigned int i = 0; i < (*it)->lines.size();i++) 
+    for(unsigned int i = 0; i < (*it)->lines.size();i++)
       lines[(*it)->lines[i]] = *it;
   }
 
@@ -2528,7 +2532,7 @@ void GModel::classifyFaces(std::set<GFace*> &_faces)
       recurClassify(*it, gf, lines, reverse);
       GModel::current()->add(gf);
       newf.push_back(gf);
-      
+
       for (unsigned int i = 0; i < gf->triangles.size(); i++){
 	replacedBy.insert(std::make_pair(reverse_old[gf->triangles[i]],gf));
       }
@@ -2559,20 +2563,20 @@ void GModel::classifyFaces(std::set<GFace*> &_faces)
     (*it)->setDeleted(false);
     ++it;
   }
-  
+
   // classify edges that are bound by different GFaces
   std::map<std::pair<int, int>, GEdge*> newEdges;
   std::set<MLine*> touched;
   std::set<MTri3*> trisTouched;
   // bug fix : multiply connected domains
-  
+
   trisTouched.insert(tris.begin(),tris.end());
   while(!trisTouched.empty())
     recurClassifyEdges(*trisTouched.begin(), reverse, lines, touched, trisTouched,newEdges);
 
   std::map<discreteFace*,std::vector<int> > newFaceTopology;
-  
-  // check if new edges should not be splitted 
+
+  // check if new edges should not be splitted
   // splitted if composed of several open or closed edges
 
   std::map<MVertex*,GVertex*> modelVertices;
@@ -2592,7 +2596,7 @@ void GModel::classifyFaces(std::set<GFace*> &_faces)
       while(1){
 	bool found = false;
 	for (std::list<MLine*>::iterator it = allSegments.begin();
-             it != allSegments.end(); ++it){ 
+             it != allSegments.end(); ++it){
 	  MVertex *v1 = (*it)->getVertex(0);
 	  MVertex *v2 = (*it)->getVertex(1);
 	  if (v1 == vE || v2 == vE){
@@ -2601,7 +2605,7 @@ void GModel::classifyFaces(std::set<GFace*> &_faces)
 	    vE = (v1 == vE) ? v2 : v1;
 	    found = true;
 	    allSegments.erase(it);
-	    break;	  
+	    break;
 	  }
 	  if (v1 == vB || v2 == vB){
 	    segmentsForThisDiscreteEdge.push_front(*it);
@@ -2609,7 +2613,7 @@ void GModel::classifyFaces(std::set<GFace*> &_faces)
 	    vB = (v1 == vB) ? v2 : v1;
 	    found = true;
 	    allSegments.erase(it);
-	    break;	  
+	    break;
 	  }
 	}
 	if (vE == vB)break;
@@ -2621,7 +2625,7 @@ void GModel::classifyFaces(std::set<GFace*> &_faces)
 	GVertex *newGv = new discreteVertex
           (GModel::current(), GModel::current()->getMaxElementaryNumber(0) + 1);
 	newGv->mesh_vertices.push_back(vB);
-	vB->setEntity(newGv);	
+	vB->setEntity(newGv);
 	newGv->points.push_back(new MPoint(vB));
 	GModel::current()->add(newGv);
 	modelVertices[vB] = newGv;
@@ -2632,7 +2636,7 @@ void GModel::classifyFaces(std::set<GFace*> &_faces)
           (GModel::current(), GModel::current()->getMaxElementaryNumber(0) + 1);
 	newGv->mesh_vertices.push_back(vE);
 	newGv->points.push_back(new MPoint(vE));
-	vE->setEntity(newGv);	
+	vE->setEntity(newGv);
 	GModel::current()->add(newGv);
 	modelVertices[vE] = newGv;
       }
@@ -2654,7 +2658,7 @@ void GModel::classifyFaces(std::set<GFace*> &_faces)
       GModel::current()->add(newGe);
       discreteFace *gf1 = dynamic_cast<discreteFace*>
         (GModel::current()->getFaceByTag(ite->first.first));
-      discreteFace *gf2 = dynamic_cast<discreteFace*> 
+      discreteFace *gf2 = dynamic_cast<discreteFace*>
         (GModel::current()->getFaceByTag(ite->first.second));
       if (gf1)newFaceTopology[gf1].push_back(newGe->tag());
       if (gf2)newFaceTopology[gf2].push_back(newGe->tag());
@@ -2672,7 +2676,7 @@ void GModel::classifyFaces(std::set<GFace*> &_faces)
     GModel::current()->remove(ge);
     //    delete ge;
   }
-  
+
   it = tris.begin();
   while(it != tris.end()){
     delete *it;
@@ -2690,7 +2694,7 @@ void GModel::classifyFaces(std::set<GFace*> &_faces)
 	  (*fit)->triangles[i]->getVertex(j)->setEntity(*fit);
 	  _verts.insert((*fit)->triangles[i]->getVertex(j));
 	}
-      }      
+      }
     }
     if ((*fit)->triangles.size())
       (*fit)->mesh_vertices.insert((*fit)->mesh_vertices.begin(),
@@ -2707,3 +2711,49 @@ void GModel::createPartitionBoundaries(int createGhostCells)
   CreatePartitionBoundaries(this, createGhostCells);
 #endif
 }
+
+void GModel::addHomologyRequest(const std::string &type, std::vector<int> &domain,
+                                std::vector<int> &subdomain)
+{
+  std::pair<std::vector<int>, std::vector<int> > p(domain, subdomain);
+  _homologyRequests.insert
+    (std::pair<std::pair<std::vector<int>, std::vector<int> >, std::string>(p, type));
+}
+
+void GModel::computeHomology()
+{
+#if defined(HAVE_KBIPACK)
+  // find unique domain/subdomain requests
+  typedef std::pair<std::vector<int>, std::vector<int> > dpair;
+  std::set<dpair> domains;
+  for(std::map<dpair, std::string>::iterator it = _homologyRequests.begin();
+      it != _homologyRequests.end(); it++)
+    domains.insert(it->first);
+  Msg::Info("Number of cell complexes to construct: %d", domains.size());
+
+  for(std::set<dpair>::iterator it = domains.begin(); it != domains.end(); it++){
+    std::pair<std::multimap<dpair, std::string>::iterator,
+              std::multimap<dpair, std::string>::iterator> itp =
+      _homologyRequests.equal_range(*it);
+    Homology* homology = new Homology(this, itp.first->first.first, itp.first->first.second);
+    CellComplex *cellcomplex = homology->createCellComplex();
+    if(cellcomplex->getSize(0)){
+      for(std::multimap<dpair, std::string>::iterator itt = itp.first; itt != itp.second; itt++){
+        // make sure to restore cell complex to non-reduced state if we are reuing it
+        if(itt != itp.first) cellcomplex->restoreComplex();
+        std::string type = itt->second;
+        if(type == "Generators")
+          homology->findGenerators(cellcomplex);
+        else if(type == "DualGenerators" || type == "Cuts")
+          homology->findDualGenerators(cellcomplex);
+        else
+          Msg::Error("Unknown type of homology computation: %s", type.c_str());
+      }
+    }
+    delete cellcomplex;
+    delete homology;
+  }
+#else
+  Msg::Error("Homology computation requires KBIPACK");
+#endif
+}
diff --git a/Geo/GModel.h b/Geo/GModel.h
index 7039a68b7a069f75fc62d885a1f537c1d7179098..b1ff1148f2884e78d8d1b3b80e68ae51c90a9722 100644
--- a/Geo/GModel.h
+++ b/Geo/GModel.h
@@ -35,7 +35,10 @@ class GModelFactory;
 // A geometric model. The model is a "not yet" non-manifold B-Rep.
 class GModel
 {
+ private:
   friend class OCCFactory;
+  std::multimap<std::pair<std::vector<int>, std::vector<int> >, std::string> _homologyRequests;
+
  protected:
   // the name of the model
   std::string _name;
@@ -117,7 +120,7 @@ class GModel
   std::set<GFace*, GEntityLessThan> faces;
   std::set<GEdge*, GEntityLessThan> edges;
   std::set<GVertex*, GEntityLessThan> vertices;
-  
+
   // map between the pair <dimension, elementary or physical number>
   // and an optional associated name
   std::map<std::pair<int, int>, std::string> physicalNames, elementaryNames;
@@ -158,7 +161,7 @@ class GModel
   OCC_Internals *getOCCInternals(){ return _occ_internals; }
   FM_Internals *getFMInternals() { return _fm_internals; }
   ACIS_Internals *getACISInternals(){ return _acis_internals; }
-  
+
   // access characteristic length (mesh size) fields
   FieldManager *getFields(){ return _fields; }
 
@@ -212,7 +215,7 @@ class GModel
   std::vector<GFace*> bindingsGetFaces();
   std::vector<GEdge*> bindingsGetEdges();
   std::vector<GVertex*> bindingsGetVertices();
-  
+
   // add/remove an entity in the model
   void add(GRegion *r) { regions.insert(r); }
   void add(GFace *f) { faces.insert(f); }
@@ -308,7 +311,7 @@ class GModel
 
   // return the total number of vertices in the mesh
   int getNumMeshVertices();
-	
+
   // access a mesh vertex by tag, using the vertex cache
   MVertex *getMeshVertexByTag(int n);
 
@@ -364,11 +367,11 @@ class GModel
   // mesh the model
   int mesh(int dimension);
 
-  // adapt the mesh anisotropically using a metric that is computed from a scalar function f(x,y,z). 
-  // One can either 
+  // adapt the mesh anisotropically using a metric that is computed from a scalar function f(x,y,z).
+  // One can either
   //   For all algorithms
-  //           parameters[1] = lcmin (default : in global gmsh options CTX::instance()->mesh.lcMin) 
-  //           parameters[2] = lcmax (default : in global gmsh options CTX::instance()->mesh.lcMax) 
+  //           parameters[1] = lcmin (default : in global gmsh options CTX::instance()->mesh.lcMin)
+  //           parameters[2] = lcmax (default : in global gmsh options CTX::instance()->mesh.lcMax)
   //           parameters[3] = nb iterations
   //    1) Assume that the function is a levelset -> adapt using Coupez technique (technique = 1)
   //           parameters[0] = thickness of the interface (mandatory)
@@ -376,16 +379,14 @@ class GModel
   //           parameters[0] = N, the final number of elements
   //    3) A variant of 1) by P. Frey (= Coupez + takes curvature function into account)
   //           parameters[0] = thickness of the interface (mandatory)
-  // The algorithm first generate a mesh if no one is available 
-
+  // The algorithm first generate a mesh if no one is available
   // In this first attempt, only the highest dimensional mesh is adapted, which is ok if
   // we assume that boundaries are already adapted.
   // This should be fixed.
-  
   int adaptMesh (int technique, simpleFunction<double> *f, std::vector<double> parameters, bool meshAll=false);
 
   // make the mesh a high order mesh at order N
-  // linear is 1 if the high order points are not placed on the geometry of the model 
+  // linear is 1 if the high order points are not placed on the geometry of the model
   // incomplete is 1 if incomplete basis are used
   int setOrderN(int order, int linear, int incomplete);
 
@@ -462,7 +463,7 @@ class GModel
                               std::vector<int> &elementary,
                               std::vector<int> &partition);
 
-  // Store mesh elements of a chain in a new elementary and physical entity
+  // store mesh elements of a chain in a new elementary and physical entity
   void storeChain(int dim, std::map<int, std::vector<MElement*> > &entityMap,
                   std::map<int, std::map<int, std::string> > &physicalMap)
   {
@@ -470,7 +471,7 @@ class GModel
     _storePhysicalTagsInEntities(dim, physicalMap);
     _associateEntityWithMeshVertices();
   }
-  void storeChain(std::vector<MVertex*> &vertices, int dim, 
+  void storeChain(std::vector<MVertex*> &vertices, int dim,
                   std::map<int, std::vector<MElement*> > &entityMap,
                   std::map<int, std::map<int, std::string> > &physicalMap)
   {
@@ -480,6 +481,11 @@ class GModel
     _associateEntityWithMeshVertices();
   }
 
+  // request homology computation
+  void addHomologyRequest(const std::string &type, std::vector<int> &domain,
+                          std::vector<int> &subdomain);
+  void computeHomology();
+
   // "automatic" IO based on Gmsh global functions
   void load(std::string fileName);
   void save(std::string fileName);
@@ -585,12 +591,12 @@ class GModel
                bool saveAll=false, double scalingFactor=1.0);
 
   // Abaqus
-  int writeINP(const std::string &name, bool saveAll=false, 
+  int writeINP(const std::string &name, bool saveAll=false,
                double scalingFactor=1.0);
 
   // Geomview mesh
   int readGEOM(const std::string &name);
-  
+
   // CEA triangulation
   int writeMAIL(const std::string &name, bool saveAll, double scalingFactor);
 };
diff --git a/Geo/Homology.cpp b/Geo/Homology.cpp
index 45df3123c05b5f65bdf06033e5acd6cc69cfcb93..197462d8d5a259bd42f16db1bf5a3e31c47a2d8c 100644
--- a/Geo/Homology.cpp
+++ b/Geo/Homology.cpp
@@ -4,7 +4,7 @@
 // bugs and problems to <gmsh@geuz.org>.
 //
 // Contributed by Matti Pellikka <matti.pellikka@tut.fi>.
- 
+
 #include "Homology.h"
 
 #if defined(HAVE_POST)
@@ -13,13 +13,13 @@
 
 #if defined(HAVE_KBIPACK)
 
-Homology::Homology(GModel* model, std::vector<int> physicalDomain, 
-		   std::vector<int> physicalSubdomain, 
+Homology::Homology(GModel* model, std::vector<int> physicalDomain,
+		   std::vector<int> physicalSubdomain,
 		   bool combine, bool omit, bool smoothen) :
-  _model(model), _domain(physicalDomain), _subdomain(physicalSubdomain), 
+  _model(model), _domain(physicalDomain), _subdomain(physicalSubdomain),
   _combine(combine), _omit(omit), _smoothen(smoothen)
-{ 
-  _fileName = "";  
+{
+  _fileName = "";
 
   // default to the whole model
   if(_domain.empty()){
@@ -35,7 +35,7 @@ Homology::Homology(GModel* model, std::vector<int> physicalDomain,
   std::map<int, std::vector<GEntity*> > groups[4];
   model->getPhysicalGroups(groups);
   std::map<int, std::vector<GEntity*> >::iterator it;
-  
+
   for(unsigned int i = 0; i < _domain.size(); i++){
     for(int j = 0; j < 4; j++){
       it = groups[j].find(_domain.at(i));
@@ -47,14 +47,14 @@ Homology::Homology(GModel* model, std::vector<int> physicalDomain,
       }
     }
   }
-  for(unsigned int i = 0; i < _subdomain.size(); i++){           
+  for(unsigned int i = 0; i < _subdomain.size(); i++){
     for(int j = 0; j < 4; j++){
       it = groups[j].find(_subdomain.at(i));
       if(it != groups[j].end()){
 	std::vector<GEntity*> physicalGroup = (*it).second;
 	for(unsigned int k = 0; k < physicalGroup.size(); k++){
 	  _subdomainEntities.push_back(physicalGroup.at(k));
-	}	  
+	}
       }
     }
   }
@@ -63,14 +63,14 @@ Homology::Homology(GModel* model, std::vector<int> physicalDomain,
 }
 
 CellComplex* Homology::createCellComplex(std::vector<GEntity*>& domainEntities,
-			    std::vector<GEntity*>& subdomainEntities){
+                                         std::vector<GEntity*>& subdomainEntities)
+{
   Msg::StatusBar(2, true, "Creating cell complex...");
   double t1 = Cpu();
 
-  
   if(domainEntities.empty()) Msg::Error("Domain is empty");
   if(subdomainEntities.empty()) Msg::Info("Subdomain is empty");
-  
+
   std::vector<MElement*> domainElements;
   std::vector<MElement*> subdomainElements;
   for(unsigned int j=0; j < domainEntities.size(); j++) {
@@ -87,32 +87,31 @@ CellComplex* Homology::createCellComplex(std::vector<GEntity*>& domainEntities,
     }
   }
 
-  CellComplex* cellComplex =  new CellComplex(_model, 
-					      domainElements, 
+  CellComplex* cellComplex =  new CellComplex(_model,
+					      domainElements,
 					      subdomainElements);
 
-  if(cellComplex->getSize(0) == 0){ 
-    Msg::Error("Cell Complex is empty!");
-    Msg::Error("Check the domain & the mesh");
+  if(cellComplex->getSize(0) == 0){
+    Msg::Error("Cell Complex is empty: check the domain and the mesh");
   }
   double t2 = Cpu();
   Msg::StatusBar(2, true, "Done creating cell complex (%g s)", t2 - t1);
   Msg::Info("%d volumes, %d faces, %d edges and %d vertices",
-            cellComplex->getSize(3), cellComplex->getSize(2), 
+            cellComplex->getSize(3), cellComplex->getSize(2),
 	    cellComplex->getSize(1), cellComplex->getSize(0));
   return cellComplex;
 }
 
 Homology::~Homology()
-{ 
-  
+{
+
 }
 
 void Homology::findGenerators(CellComplex* cellComplex)
 {
   bool ownComplex = false;
   if(cellComplex==NULL){
-    cellComplex = createCellComplex(_domainEntities, 
+    cellComplex = createCellComplex(_domainEntities,
 				    _subdomainEntities);
     ownComplex = true;
   }
@@ -122,35 +121,35 @@ void Homology::findGenerators(CellComplex* cellComplex)
 
   double t1 = Cpu();
   int omitted = cellComplex->reduceComplex(_combine, _omit);
-  
+
   double t2 = Cpu();
   Msg::StatusBar(2, true, "Done reducing cell complex (%g s)", t2 - t1);
   Msg::Info("%d volumes, %d faces, %d edges and %d vertices",
-            cellComplex->getSize(3), cellComplex->getSize(2), 
+            cellComplex->getSize(3), cellComplex->getSize(2),
 	    cellComplex->getSize(1), cellComplex->getSize(0));
-  
+
   Msg::StatusBar(2, true, "Computing homology spaces...");
   t1 = Cpu();
   ChainComplex chains = ChainComplex(cellComplex);
   chains.computeHomology();
   t2 = Cpu();
   Msg::StatusBar(2, true, "Done computing homology spaces (%g s)", t2 - t1);
-  
+
   int HRank[4];
   for(int j = 0; j < 4; j++){
     HRank[j] = 0;
     std::string dimension = "";
     convert(j, dimension);
     for(int i = 1; i <= chains.getBasisSize(j, 3); i++){
-      
+
       std::string generator = "";
       convert(i, generator);
-      
+
       std::string name = "H" + dimension + domainString + generator;
       std::map<Cell*, int, Less_Cell> protoChain;
       chains.getBasisChain(protoChain, i, j, 3, _smoothen);
-      Chain* chain = new Chain(protoChain, cellComplex, ++_maxdomain, name, 
-			       chains.getTorsion(j,i));      
+      Chain* chain = new Chain(protoChain, cellComplex, ++_maxdomain, name,
+			       chains.getTorsion(j,i));
       if(chain->getSize() == 0) {
 	delete chain;
 	_maxdomain--;
@@ -158,48 +157,48 @@ void Homology::findGenerators(CellComplex* cellComplex)
       }
       HRank[j] = HRank[j] + 1;
       if(chain->getTorsion() != 1){
-	Msg::Warning("H%d %d has torsion coefficient %d!", 
+	Msg::Warning("H%d %d has torsion coefficient %d!",
 		     j, i, chain->getTorsion());
       }
       _basisChains[chain->createPGroup()] = chain;
     }
   }
-  
+
   if(_fileName != "") writeGeneratorsMSH();
 
   if(ownComplex) delete cellComplex;
-  
+
   Msg::Info("Ranks of homology spaces for primal cell complex:");
   Msg::Info("H0 = %d", HRank[0]);
   Msg::Info("H1 = %d", HRank[1]);
   Msg::Info("H2 = %d", HRank[2]);
   Msg::Info("H3 = %d", HRank[3]);
   if(omitted != 0) Msg::Info("The computation of generators in the highest dimension was omitted");
-  
-  Msg::StatusBar(2, false, "H0: %d, H1: %d, H2: %d, H3: %d", 
+
+  Msg::StatusBar(2, false, "H0: %d, H1: %d, H2: %d, H3: %d",
 		 HRank[0], HRank[1], HRank[2], HRank[3]);
 }
 
 void Homology::findDualGenerators(CellComplex* cellComplex)
-{ 
+{
   bool ownComplex = false;
   if(cellComplex==NULL){
-    cellComplex = createCellComplex(_domainEntities, 
+    cellComplex = createCellComplex(_domainEntities,
 				    _subdomainEntities);
     ownComplex = true;
   }
 
   Msg::StatusBar(2, true, "Reducing cell complex...");
-  
+
   double t1 = Cpu();
   int omitted = cellComplex->coreduceComplex(_combine, _omit);
   double t2 = Cpu();
-  
+
   Msg::StatusBar(2, true, "Done reducing cell complex (%g s)", t2 - t1);
   Msg::Info("%d volumes, %d faces, %d edges and %d vertices",
-            cellComplex->getSize(3), cellComplex->getSize(2), 
+            cellComplex->getSize(3), cellComplex->getSize(2),
 	    cellComplex->getSize(1), cellComplex->getSize(0));
-   
+
   Msg::StatusBar(2, true, "Computing homology spaces...");
   t1 = Cpu();
   ChainComplex chains = ChainComplex(cellComplex);
@@ -207,9 +206,9 @@ void Homology::findDualGenerators(CellComplex* cellComplex)
   chains.computeHomology(true);
   t2 = Cpu();
   Msg::StatusBar(2, true, "Done computing homology spaces (%g s)", t2- t1);
-  
+
   int dim = cellComplex->getDim();
- 
+
   int HRank[4];
   for(int i = 0; i < 4; i++) HRank[i] = 0;
   for(int j = 3; j > -1; j--){
@@ -217,15 +216,15 @@ void Homology::findDualGenerators(CellComplex* cellComplex)
     convert(dim-j, dimension);
 
     for(int i = 1; i <= chains.getBasisSize(j, 3); i++){
-      
+
       std::string generator = "";
       convert(i, generator);
-      
-      std::string name = "H" + dimension + "*" + 
+
+      std::string name = "H" + dimension + "*" +
 	getDomainString(_domain, _subdomain) + generator;
       std::map<Cell*, int, Less_Cell> protoChain;
       chains.getBasisChain(protoChain, i, j, 3, _smoothen);
-      Chain* chain = new Chain(protoChain, cellComplex, ++_maxdomain, name, 
+      Chain* chain = new Chain(protoChain, cellComplex, ++_maxdomain, name,
 			       chains.getTorsion(j,i));
       if(chain->getSize() == 0) {
 	delete chain;
@@ -234,8 +233,8 @@ void Homology::findDualGenerators(CellComplex* cellComplex)
       }
 
       HRank[dim-j] = HRank[dim-j] + 1;
-      if(chain->getTorsion() != 1){ 
-	Msg::Warning("H%d* %d has torsion coefficient %d!", 
+      if(chain->getTorsion() != 1){
+	Msg::Warning("H%d* %d has torsion coefficient %d!",
 		     dim-j, i, chain->getTorsion());
       }
       _basisChains[chain->createPGroup()] = chain;
@@ -245,20 +244,20 @@ void Homology::findDualGenerators(CellComplex* cellComplex)
   if(_fileName != "") writeGeneratorsMSH();
 
   if(ownComplex) delete cellComplex;
-  
+
   Msg::Info("Ranks of homology spaces for the dual cell complex:");
   Msg::Info("H0* = %d", HRank[0]);
   Msg::Info("H1* = %d", HRank[1]);
   Msg::Info("H2* = %d", HRank[2]);
   Msg::Info("H3* = %d", HRank[3]);
   if(omitted != 0) Msg::Info("The computation of %d highest dimension dual generators was omitted", omitted);
-  
-  Msg::StatusBar(2, false, "H0*: %d, H1*: %d, H2*: %d, H3*: %d", 
+
+  Msg::StatusBar(2, false, "H0*: %d, H1*: %d, H2*: %d, H3*: %d",
 		 HRank[0], HRank[1], HRank[2], HRank[3]);
 }
 
 /*void Homology::findHomSequence(){
-  CellComplex* cellComplex = createCellComplex(_domainEntities, 
+  CellComplex* cellComplex = createCellComplex(_domainEntities,
 					       _subdomainEntities);
   Msg::StatusBar(2, true, "Reducing cell complex...");
 
@@ -268,29 +267,29 @@ void Homology::findDualGenerators(CellComplex* cellComplex)
 
   Msg::StatusBar(2, true, "Done reducing cell complex (%g s)", t2 - t1);
   Msg::Info("%d volumes, %d faces, %d edges and %d vertices",
-            cellComplex->getSize(3), cellComplex->getSize(2), 
+            cellComplex->getSize(3), cellComplex->getSize(2),
 	    cellComplex->getSize(1), cellComplex->getSize(0));
-  
+
   Msg::StatusBar(2, true, "Computing homology spaces...");
   t1 = Cpu();
-  
+
   ChainComplex* subcomplex = new ChainComplex(cellComplex, 2);
   ChainComplex* complex = new ChainComplex(cellComplex, 1);
   ChainComplex* relcomplex = new ChainComplex(cellComplex, 0);
 
   subcomplex->computeHomology();
   complex->computeHomology();
-  relcomplex->computeHomology();  
+  relcomplex->computeHomology();
 
   t2 = Cpu();
   Msg::StatusBar(2, true, "Done compuring homology spaces (%g s)", t2 - t1);
 
   Msg::StatusBar(2, true, "Computing homology sequence...");
-  HomologySequence* seq = new HomologySequence(subcomplex, 
+  HomologySequence* seq = new HomologySequence(subcomplex,
 					       complex, relcomplex);
   t1 = Cpu();
   Msg::StatusBar(2, true, "Done computing homology sequence (%g s)", t1 - t2);
-  
+
   for(int task = 0; task < 3; task++){
     ChainComplex* chains;
 
@@ -308,21 +307,21 @@ void Homology::findDualGenerators(CellComplex* cellComplex)
       chains = relcomplex;
       domainString = getDomainString(_domain, _subdomain);
     }
-    
+
     int HRank[4];
     for(int j = 0; j < 4; j++){
       HRank[j] = 0;
       std::string dimension = "";
       convert(j, dimension);
       for(int i = 1; i <= chains->getBasisSize(j, 3); i++){
-	
+
 	std::string generator = "";
 	convert(i, generator);
-      
+
 	std::string name = "H" + dimension + domainString + generator;
 	std::map<Cell*, int, Less_Cell> protoChain;
 	chains->getBasisChain(protoChain, i, j, 3, true);
-	Chain* chain = new Chain(protoChain, cellComplex, _model, name, 
+	Chain* chain = new Chain(protoChain, cellComplex, _model, name,
 				 chains->getTorsion(j,i));
 	if(chain->getSize() == 0) {
 	  delete chain;
@@ -330,13 +329,13 @@ void Homology::findDualGenerators(CellComplex* cellComplex)
 	}
 	HRank[j] = HRank[j] + 1;
 	if(chain->getTorsion() != 1){
-	  Msg::Warning("H%d %d has torsion coefficient %d!", 
+	  Msg::Warning("H%d %d has torsion coefficient %d!",
 		       j, i, chain->getTorsion());
 	}
 	_generators.push_back(chain->createPGroup());
 	delete chain;
       }
-      
+
     }
     if(task == 0){
       Msg::Info("Ranks of relative homology spaces:");
@@ -366,7 +365,7 @@ void Homology::findDualGenerators(CellComplex* cellComplex)
 }
 */
 std::string Homology::getDomainString(const std::vector<int>& domain,
-				      const std::vector<int>& subdomain) 
+				      const std::vector<int>& subdomain)
 {
   std::string domainString = "({";
   if(domain.empty()) domainString += "0";
@@ -375,15 +374,15 @@ std::string Homology::getDomainString(const std::vector<int>& domain,
       std::string temp = "";
       convert(domain.at(i),temp);
       domainString += temp;
-      if (domain.size()-1 > i){ 
+      if (domain.size()-1 > i){
 	domainString += ", ";
       }
     }
   }
   domainString += "}";
-  
+
   if(!subdomain.empty()){
-    domainString += ", {";    
+    domainString += ", {";
     for(unsigned int i = 0; i < subdomain.size(); i++){
       std::string temp = "";
       convert(subdomain.at(i),temp);
@@ -391,7 +390,7 @@ std::string Homology::getDomainString(const std::vector<int>& domain,
       if (subdomain.size()-1 > i){
         domainString += ", ";
       }
-    } 
+    }
     domainString += "}";
   }
   domainString += ") ";
@@ -411,15 +410,15 @@ void Homology::storeCells(CellComplex* cellComplex, int dim)
   std::vector<MElement*> elements;
   MElementFactory factory;
 
-  for(CellComplex::citer cit = cellComplex->firstCell(dim); 
+  for(CellComplex::citer cit = cellComplex->firstCell(dim);
       cit != cellComplex->lastCell(dim); cit++){
     Cell* cell = *cit;
-    
+
     std::map<Cell*, int, Less_Cell > cells;
     cell->getCells(cells);
     for(Cell::citer it = cells.begin(); it != cells.end(); it++){
       Cell* subCell = it->first;
-      
+
       std::vector<MVertex*> v;
       cell->getMeshVertices(v);
 
@@ -446,17 +445,17 @@ void Homology::storeCells(CellComplex* cellComplex, int dim)
 }
 
 int Chain::writeChainMSH(const std::string &name)
-{  
+{
   if(getSize() == 0) return 1;
-  
+
   FILE *fp = fopen(name.c_str(), "a");
   if(!fp){
     Msg::Error("Unable to open file '%s'", name.c_str());
     return 0;
   }
- 
+
   fprintf(fp, "\n$ElementData\n");
-  
+
   fprintf(fp, "1 \n");
   fprintf(fp, "\"%s\" \n", getName().c_str());
   fprintf(fp, "1 \n");
@@ -466,21 +465,21 @@ int Chain::writeChainMSH(const std::string &name)
   fprintf(fp, "1 \n");
   fprintf(fp, "%d \n", getSize());
   fprintf(fp, "0 \n");
-  
+
   for(citer cit = _cells.begin(); cit != _cells.end(); cit++){
     Cell* cell = (*cit).first;
     int coeff = (*cit).second;
     fprintf(fp, "%d %d \n", cell->getIndex(), coeff );
   }
-  
+
   fprintf(fp, "$EndElementData\n");
   fclose(fp);
-  
+
   return 1;
 }
 
 int Chain::createPGroup()
-{  
+{
   std::vector<MElement*> elements;
   std::map<int, std::vector<double> > data;
   MElementFactory factory;
@@ -491,20 +490,20 @@ int Chain::createPGroup()
     std::vector<MVertex*> v;
     cell->getMeshVertices(v);
     MElement* e = factory.create(cell->getTypeMSH(), v);
-    
-    
+
+
     if(cell->getDim() > 0 && coeff < 0) e->revert(); // flip orientation
-    for(int i = 0; i < abs(coeff); i++) elements.push_back(e);    
+    for(int i = 0; i < abs(coeff); i++) elements.push_back(e);
 
     std::vector<double> coeffs (1,abs(coeff));
     data[e->getNum()] = coeffs;
   }
-  
+
   int max[4];
-  for(int i = 0; i < 4; i++) 
+  for(int i = 0; i < 4; i++)
     max[i] = this->getCellComplex()->getModel()->getMaxElementaryNumber(i);
   int entityNum = *std::max_element(max,max+4) + 1;
-  for(int i = 0; i < 4; i++) 
+  for(int i = 0; i < 4; i++)
     max[i] = this->getCellComplex()->getModel()->getMaxPhysicalNumber(i);
   int physicalNum = *std::max_element(max,max+4) + 1;
   setNum(physicalNum);
@@ -515,7 +514,7 @@ int Chain::createPGroup()
   std::map<int, std::string> physicalInfo;
   physicalInfo[physicalNum] = getName();
   physicalMap[entityNum] = physicalInfo;
-  
+
   // hide mesh
   /*opt_mesh_points(0, GMSH_SET, 0);
   opt_mesh_lines(0, GMSH_SET, 0);
@@ -530,27 +529,27 @@ int Chain::createPGroup()
   //opt_view_normals(0, GMSH_SET, 20);
   //opt_view_tangents(0, GMSH_SET, 20);
   //opt_view_show_element(0, GMSH_SET, 1);
-  
+
   if(!data.empty()){
-    this->getCellComplex()->getModel()->storeChain(getDim(), 
+    this->getCellComplex()->getModel()->storeChain(getDim(),
 						   entityMap, physicalMap);
-    this->getCellComplex()->getModel()->setPhysicalName(getName(), 
+    this->getCellComplex()->getModel()->setPhysicalName(getName(),
 							getDim(), physicalNum);
-#if defined(HAVE_POST)    
+#if defined(HAVE_POST)
     // create PView for instant visualization
-    new PView(getName(), "ElementData", this->getCellComplex()->getModel(), 
+    new PView(getName(), "ElementData", this->getCellComplex()->getModel(),
 	      data, 0, 1);
 #endif
   }
-   
+
   return physicalNum;
 }
 
 
-Chain::Chain(std::map<Cell*, int, Less_Cell>& chain, 
+Chain::Chain(std::map<Cell*, int, Less_Cell>& chain,
 	     CellComplex* cellComplex, int num,
 	     std::string name, int torsion)
-{  
+{
   _cells = chain;
   if(!_cells.empty()) _dim = firstCell()->first->getDim();
   else _dim = 0;
diff --git a/Mesh/Generator.cpp b/Mesh/Generator.cpp
index a2abd8b623b3955990d99e6f3930e57184a0c897..a06ee9d9a7c81b3fd328b577975e0a46469a906d 100644
--- a/Mesh/Generator.cpp
+++ b/Mesh/Generator.cpp
@@ -47,7 +47,7 @@ static MVertex* isEquivalentTo(std::multimap<MVertex*, MVertex*> &m, MVertex *v)
   return res;
 }
 
-static void buildASetOfEquivalentMeshVertices(GFace *gf, 
+static void buildASetOfEquivalentMeshVertices(GFace *gf,
                                               std::multimap<MVertex*, MVertex *> &equivalent,
                                               std::map<GVertex*, MVertex*> &bm)
 {
@@ -94,12 +94,12 @@ static void buildASetOfEquivalentMeshVertices(GFace *gf,
   }
 }
 
-struct geomThresholdVertexEquivalence 
+struct geomThresholdVertexEquivalence
 {
   // Initial MVertex associated to one given MVertex
   std::map<GVertex*, MVertex*> backward_map;
   // initiate the forward and backward maps
-  geomThresholdVertexEquivalence(GModel *g);  
+  geomThresholdVertexEquivalence(GModel *g);
   // restores the initial state
   ~geomThresholdVertexEquivalence ();
 };
@@ -109,9 +109,9 @@ geomThresholdVertexEquivalence::geomThresholdVertexEquivalence(GModel *g)
   std::multimap<MVertex*, MVertex*> equivalenceMap;
   for (GModel::fiter it = g->firstFace(); it != g->lastFace(); ++it)
     buildASetOfEquivalentMeshVertices(*it, equivalenceMap, backward_map);
-  // build the structure that identifiate geometrically equivalent 
+  // build the structure that identifiate geometrically equivalent
   // mesh vertices.
-  for (std::map<GVertex*, MVertex*>::iterator it = backward_map.begin(); 
+  for (std::map<GVertex*, MVertex*>::iterator it = backward_map.begin();
        it != backward_map.end(); ++it){
     GVertex *g = it->first;
     MVertex *v = it->second;
@@ -127,23 +127,23 @@ geomThresholdVertexEquivalence::geomThresholdVertexEquivalence(GModel *g)
           MLine *l = (*ite)->lines[i];
           MVertex *v1 = l->getVertex(0);
           MVertex *v2 = l->getVertex(1);
-          if (v1 == v && v2 != other){  
-            delete l;       
+          if (v1 == v && v2 != other){
+            delete l;
             l = new MLine(other,v2);
             newl.push_back(l);
-          }       
-          else if (v1 != other && v2 == v){     
-            delete l;       
+          }
+          else if (v1 != other && v2 == v){
+            delete l;
             l = new MLine(v1,other);
             newl.push_back(l);
-          }       
-          else if (v1 != v && v2 != v)  
-            newl.push_back(l);    
-          else 
+          }
+          else if (v1 != v && v2 != v)
+            newl.push_back(l);
+          else
             delete l;
         }
         (*ite)->lines = newl;
-      }       
+      }
     }
   }
 }
@@ -161,29 +161,29 @@ geomThresholdVertexEquivalence::~geomThresholdVertexEquivalence()
 }
 
 template<class T>
-static void GetQualityMeasure(std::vector<T*> &ele, 
-                              double &gamma, double &gammaMin, double &gammaMax, 
-                              double &eta, double &etaMin, double &etaMax, 
+static void GetQualityMeasure(std::vector<T*> &ele,
+                              double &gamma, double &gammaMin, double &gammaMax,
+                              double &eta, double &etaMin, double &etaMax,
                               double &rho, double &rhoMin, double &rhoMax,
                               double &disto, double &distoMin, double &distoMax,
                               double quality[4][100])
 {
   for(unsigned int i = 0; i < ele.size(); i++){
     double g = ele[i]->gammaShapeMeasure();
-    gamma += g; 
-    gammaMin = std::min(gammaMin, g); 
+    gamma += g;
+    gammaMin = std::min(gammaMin, g);
     gammaMax = std::max(gammaMax, g);
     double e = ele[i]->etaShapeMeasure();
-    eta += e; 
-    etaMin = std::min(etaMin, e); 
+    eta += e;
+    etaMin = std::min(etaMin, e);
     etaMax = std::max(etaMax, e);
     double r = ele[i]->rhoShapeMeasure();
-    rho += r; 
-    rhoMin = std::min(rhoMin, r); 
+    rho += r;
+    rhoMin = std::min(rhoMin, r);
     rhoMax = std::max(rhoMax, r);
     double d = ele[i]->distoShapeMeasure();
-    disto += d; 
-    distoMin = std::min(distoMin, d); 
+    disto += d;
+    distoMin = std::min(distoMin, d);
     distoMax = std::max(distoMax, d);
     for(int j = 0; j < 100; j++){
       if(g > j / 100. && g <= (j + 1) / 100.) quality[0][j]++;
@@ -209,18 +209,18 @@ void GetStatistics(double stat[50], double quality[4][100])
 
   std::map<int, std::vector<GEntity*> > physicals[4];
   m->getPhysicalGroups(physicals);
-  stat[45] = physicals[0].size() + physicals[1].size() + 
+  stat[45] = physicals[0].size() + physicals[1].size() +
     physicals[2].size() + physicals[3].size();
-  
+
   for(GModel::eiter it = m->firstEdge(); it != m->lastEdge(); ++it)
     stat[4] += (*it)->mesh_vertices.size();
-  
+
   for(GModel::fiter it = m->firstFace(); it != m->lastFace(); ++it){
     stat[5] += (*it)->mesh_vertices.size();
     stat[7] += (*it)->triangles.size();
     stat[8] += (*it)->quadrangles.size();
   }
-  
+
   for(GModel::riter it = m->firstRegion(); it != m->lastRegion(); ++it){
     stat[6] += (*it)->mesh_vertices.size();
     stat[9] += (*it)->tetrahedra.size();
@@ -228,11 +228,11 @@ void GetStatistics(double stat[50], double quality[4][100])
     stat[11] += (*it)->prisms.size();
     stat[12] += (*it)->pyramids.size();
   }
-  
+
   stat[13] = CTX::instance()->meshTimer[0];
   stat[14] = CTX::instance()->meshTimer[1];
   stat[15] = CTX::instance()->meshTimer[2];
-  
+
   if(quality){
     for(int i = 0; i < 3; i++)
       for(int j = 0; j < 100; j++)
@@ -245,7 +245,7 @@ void GetStatistics(double stat[50], double quality[4][100])
     if (m->firstRegion() == m->lastRegion()){
       for(GModel::fiter it = m->firstFace(); it != m->lastFace(); ++it){
         GetQualityMeasure((*it)->quadrangles, gamma, gammaMin, gammaMax,
-                          eta, etaMin, etaMax, rho, rhoMin, rhoMax, 
+                          eta, etaMin, etaMax, rho, rhoMin, rhoMax,
                           disto, distoMin, distoMax, quality);
         GetQualityMeasure((*it)->triangles, gamma, gammaMin, gammaMax,
                           eta, etaMin, etaMax, rho, rhoMin, rhoMax,
@@ -256,7 +256,7 @@ void GetStatistics(double stat[50], double quality[4][100])
     else{
       for(GModel::riter it = m->firstRegion(); it != m->lastRegion(); ++it){
         GetQualityMeasure((*it)->tetrahedra, gamma, gammaMin, gammaMax,
-                          eta, etaMin, etaMax, rho, rhoMin, rhoMax, 
+                          eta, etaMin, etaMax, rho, rhoMin, rhoMax,
                           disto, distoMin, distoMax, quality);
         GetQualityMeasure((*it)->hexahedra, gamma, gammaMin, gammaMax,
                           eta, etaMin, etaMax, rho, rhoMin, rhoMax,
@@ -312,7 +312,7 @@ static bool TooManyElements(GModel *m, int dim)
   for(GModel::viter it = m->firstVertex(); it != m->lastVertex(); ++it)
     sumAllLc += (*it)->prescribedMeshSizeAtVertex() * CTX::instance()->mesh.lcFactor;
   sumAllLc /= (double)m->getNumVertices();
-  if(!sumAllLc || pow(CTX::instance()->lc / sumAllLc, dim) > 1.e10) 
+  if(!sumAllLc || pow(CTX::instance()->lc / sumAllLc, dim) > 1.e10)
     return !Msg::GetAnswer
       ("Your choice of mesh element sizes will likely produce a very\n"
        "large mesh. Do you really want to continue?\n\n"
@@ -405,7 +405,7 @@ static void PrintMesh2dStatistics(GModel *m)
     e_avg += (*it)->meshStatistics.efficiency_index;//* (*it)->meshStatistics.nbEdge;
     e_long = std::max((*it)->meshStatistics.longest_edge_length, e_long);
     e_short = std::min((*it)->meshStatistics.smallest_edge_length, e_short);
-    if ((*it)->meshStatistics.status == GFace::FAILED || 
+    if ((*it)->meshStatistics.status == GFace::FAILED ||
         (*it)->meshStatistics.status == GFace::PENDING) nUnmeshed++;
     nTotT += (*it)->meshStatistics.nbTriangle;
     nTotE += (*it)->meshStatistics.nbEdge;
@@ -446,7 +446,7 @@ static void Mesh2D(GModel *m)
         cf.insert(*it);
       else
         f.insert(*it);
-    
+
     int nIter = 0;
     while(1){
       int nbPending = 0;
@@ -466,7 +466,7 @@ static void Mesh2D(GModel *m)
       }
       if(!nbPending) break;
       if(nIter++ > 10) break;
-    }    
+    }
   }
 
 
@@ -487,7 +487,7 @@ static void Mesh2D(GModel *m)
     /*
     for(GModel::fiter it = m->firstFace(); it != m->lastFace(); ++it){
       GFace *gf = *it;
-      if(gf->geomType() == GEntity::DiscreteSurface) continue; 
+      if(gf->geomType() == GEntity::DiscreteSurface) continue;
       if(gf->geomType() == GEntity::CompoundSurface) {
         GFaceCompound *gfc = (GFaceCompound*) gf;
         if(gfc->getNbSplit() != 0) continue;
@@ -508,7 +508,7 @@ static void Mesh2D(GModel *m)
   PrintMesh2dStatistics(m);
 }
 
-static void FindConnectedRegions(std::vector<GRegion*> &delaunay, 
+static void FindConnectedRegions(std::vector<GRegion*> &delaunay,
                                  std::vector<std::vector<GRegion*> > &connected)
 {
   // FIXME: need to split region vector into connected components here!
@@ -587,7 +587,7 @@ void RecombineMesh(GModel *m)
 {
   Msg::StatusBar(2, true, "Recombining 2D mesh...");
   double t1 = Cpu();
-  
+
   for(GModel::fiter it = m->firstFace(); it != m->lastFace(); ++it){
     GFace *gf = *it;
     recombineIntoQuads(gf);
@@ -642,7 +642,7 @@ void GenerateMesh(GModel *m, int ask)
 
   // Optimize quality of 3D tet mesh
   if(m->getMeshStatus() == 3){
-    for(int i = 0; i < std::max(CTX::instance()->mesh.optimize, 
+    for(int i = 0; i < std::max(CTX::instance()->mesh.optimize,
                                 CTX::instance()->mesh.optimizeNetgen); i++){
       if(CTX::instance()->mesh.optimize > i) OptimizeMesh(m);
       if(CTX::instance()->mesh.optimizeNetgen > i) OptimizeMeshNetgen(m);
@@ -650,14 +650,17 @@ void GenerateMesh(GModel *m, int ask)
   }
 
   // Subdivide into quads or hexas
-  if(m->getMeshStatus() == 2 && CTX::instance()->mesh.algoSubdivide == 1) 
+  if(m->getMeshStatus() == 2 && CTX::instance()->mesh.algoSubdivide == 1)
     RefineMesh(m, CTX::instance()->mesh.secondOrderLinear, true);
-  else if(m->getMeshStatus() == 3 && CTX::instance()->mesh.algoSubdivide == 2) 
+  else if(m->getMeshStatus() == 3 && CTX::instance()->mesh.algoSubdivide == 2)
     RefineMesh(m, CTX::instance()->mesh.secondOrderLinear, false, true);
-  
+
+  // Compute homology if necessary
+  if(!Msg::GetErrorCount()) m->computeHomology();
+
   // Create high order elements
-  if(m->getMeshStatus() && CTX::instance()->mesh.order > 1) 
-    SetOrderN(m, CTX::instance()->mesh.order, CTX::instance()->mesh.secondOrderLinear, 
+  if(m->getMeshStatus() && CTX::instance()->mesh.order > 1)
+    SetOrderN(m, CTX::instance()->mesh.order, CTX::instance()->mesh.secondOrderLinear,
               CTX::instance()->mesh.secondOrderIncomplete);
 
   Msg::Info("%d vertices %d elements",
diff --git a/Parser/Gmsh.l b/Parser/Gmsh.l
index d5aa4fc8e32ffc180ef5a026c1fce9731f4e04f9..5a3bb96bacc2a7057ab51143888455defc314ab9 100644
--- a/Parser/Gmsh.l
+++ b/Parser/Gmsh.l
@@ -97,6 +97,7 @@ BoundingBox             return tBoundingBox;
 Ceil                    return tCeil;
 Circle                  return tCircle;
 Coherence               return tCoherence;
+Cohomology              return tCohomology;
 Combine                 return tCombine;
 Cosh                    return tCosh;
 Cos                     return tCos;
@@ -143,10 +144,7 @@ GMSH_PATCH_VERSION      return tGMSH_PATCH_VERSION;
 
 Hide                    return tHide;
 Hole                    return tHole;
-HomRank                 return tHomRank;
-HomGen                  return tHomGen;
-HomCut                  return tHomCut;
-HomSeq                  return tHomSeq;
+Homology                return tHomology;
 Hypot                   return tHypot;
 
 In                      return tIn;
diff --git a/Parser/Gmsh.tab.cpp b/Parser/Gmsh.tab.cpp
index 060578358325aaf803c83ea347cd4d03d67fee39..4b7d5e09122eef2598b93a0629c669a95870958b 100644
--- a/Parser/Gmsh.tab.cpp
+++ b/Parser/Gmsh.tab.cpp
@@ -1,10 +1,9 @@
-
-/* A Bison parser, made by GNU Bison 2.4.1.  */
+/* A Bison parser, made by GNU Bison 2.4.3.  */
 
 /* Skeleton implementation for Bison's Yacc-like parsers in C
    
-      Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
-   Free Software Foundation, Inc.
+      Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
+   2009, 2010 Free Software Foundation, Inc.
    
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -46,7 +45,7 @@
 #define YYBISON 1
 
 /* Bison version.  */
-#define YYBISON_VERSION "2.4.1"
+#define YYBISON_VERSION "2.4.3"
 
 /* Skeleton name.  */
 #define YYSKELETON_NAME "yacc.c"
@@ -130,10 +129,6 @@
 #include "drawContext.h"
 #endif
 
-#if defined(HAVE_KBIPACK)
-#include "Homology.h"
-#endif
-
 // Global parser variables
 std::string gmsh_yyname;
 int gmsh_yyerrorstate = 0;
@@ -168,7 +163,7 @@ fullMatrix<double> ListOfListOfDouble2Matrix(List_T *list);
 
 
 /* Line 189 of yacc.c  */
-#line 172 "Gmsh.tab.cpp"
+#line 167 "Gmsh.tab.cpp"
 
 /* Enabling traces.  */
 #ifndef YYDEBUG
@@ -312,26 +307,24 @@ fullMatrix<double> ListOfListOfDouble2Matrix(List_T *list);
      tGetValue = 372,
      tGetEnv = 373,
      tGetString = 374,
-     tGMSH_MAJOR_VERSION = 375,
-     tGMSH_MINOR_VERSION = 376,
-     tGMSH_PATCH_VERSION = 377,
-     tHomRank = 378,
-     tHomGen = 379,
-     tHomCut = 380,
-     tHomSeq = 381,
-     tAFFECTDIVIDE = 382,
-     tAFFECTTIMES = 383,
-     tAFFECTMINUS = 384,
-     tAFFECTPLUS = 385,
-     tOR = 386,
-     tAND = 387,
-     tNOTEQUAL = 388,
-     tEQUAL = 389,
-     tGREATEROREQUAL = 390,
-     tLESSOREQUAL = 391,
-     UNARYPREC = 392,
-     tMINUSMINUS = 393,
-     tPLUSPLUS = 394
+     tHomology = 375,
+     tCohomology = 376,
+     tGMSH_MAJOR_VERSION = 377,
+     tGMSH_MINOR_VERSION = 378,
+     tGMSH_PATCH_VERSION = 379,
+     tAFFECTDIVIDE = 380,
+     tAFFECTTIMES = 381,
+     tAFFECTMINUS = 382,
+     tAFFECTPLUS = 383,
+     tOR = 384,
+     tAND = 385,
+     tNOTEQUAL = 386,
+     tEQUAL = 387,
+     tGREATEROREQUAL = 388,
+     tLESSOREQUAL = 389,
+     UNARYPREC = 390,
+     tMINUSMINUS = 391,
+     tPLUSPLUS = 392
    };
 #endif
 
@@ -342,7 +335,7 @@ typedef union YYSTYPE
 {
 
 /* Line 214 of yacc.c  */
-#line 91 "Gmsh.y"
+#line 87 "Gmsh.y"
 
   char *c;
   int i;
@@ -355,7 +348,7 @@ typedef union YYSTYPE
 
 
 /* Line 214 of yacc.c  */
-#line 359 "Gmsh.tab.cpp"
+#line 352 "Gmsh.tab.cpp"
 } YYSTYPE;
 # define YYSTYPE_IS_TRIVIAL 1
 # define yystype YYSTYPE /* obsolescent; will be withdrawn */
@@ -367,7 +360,7 @@ typedef union YYSTYPE
 
 
 /* Line 264 of yacc.c  */
-#line 371 "Gmsh.tab.cpp"
+#line 364 "Gmsh.tab.cpp"
 
 #ifdef short
 # undef short
@@ -417,7 +410,7 @@ typedef short int yytype_int16;
 #define YYSIZE_MAXIMUM ((YYSIZE_T) -1)
 
 #ifndef YY_
-# if YYENABLE_NLS
+# if defined YYENABLE_NLS && YYENABLE_NLS
 #  if ENABLE_NLS
 #   include <libintl.h> /* INFRINGES ON USER NAME SPACE */
 #   define YY_(msgid) dgettext ("bison-runtime", msgid)
@@ -582,20 +575,20 @@ union yyalloc
 /* YYFINAL -- State number of the termination state.  */
 #define YYFINAL  5
 /* YYLAST -- Last index in YYTABLE.  */
-#define YYLAST   7329
+#define YYLAST   7603
 
 /* YYNTOKENS -- Number of terminals.  */
-#define YYNTOKENS  160
+#define YYNTOKENS  158
 /* YYNNTS -- Number of nonterminals.  */
-#define YYNNTS  86
+#define YYNNTS  87
 /* YYNRULES -- Number of rules.  */
-#define YYNRULES  412
+#define YYNRULES  413
 /* YYNRULES -- Number of states.  */
-#define YYNSTATES  1452
+#define YYNSTATES  1420
 
 /* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
 #define YYUNDEFTOK  2
-#define YYMAXUTOK   394
+#define YYMAXUTOK   392
 
 #define YYTRANSLATE(YYX)						\
   ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
@@ -606,16 +599,16 @@ static const yytype_uint8 yytranslate[] =
        0,     2,     2,     2,     2,     2,     2,     2,     2,     2,
        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,   145,     2,   155,     2,   144,     2,     2,
-     150,   151,   142,   140,   156,   141,   154,   143,     2,     2,
+       2,     2,     2,   143,     2,   153,     2,   142,     2,     2,
+     148,   149,   140,   138,   154,   139,   152,   141,     2,     2,
        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-     136,     2,   137,   131,     2,     2,     2,     2,     2,     2,
+     134,     2,   135,   129,     2,     2,     2,     2,     2,     2,
        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,   152,     2,   153,   149,     2,     2,     2,     2,     2,
+       2,   150,     2,   151,   147,     2,     2,     2,     2,     2,
        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
-       2,     2,     2,   157,     2,   158,   159,     2,     2,     2,
+       2,     2,     2,   155,     2,   156,   157,     2,     2,     2,
        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
        2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
@@ -641,8 +634,8 @@ static const yytype_uint8 yytranslate[] =
       95,    96,    97,    98,    99,   100,   101,   102,   103,   104,
      105,   106,   107,   108,   109,   110,   111,   112,   113,   114,
      115,   116,   117,   118,   119,   120,   121,   122,   123,   124,
-     125,   126,   127,   128,   129,   130,   132,   133,   134,   135,
-     138,   139,   146,   147,   148
+     125,   126,   127,   128,   130,   131,   132,   133,   136,   137,
+     144,   145,   146
 };
 
 #if YYDEBUG
@@ -677,309 +670,306 @@ static const yytype_uint16 yyprhs[] =
     1504,  1507,  1510,  1514,  1517,  1521,  1531,  1538,  1539,  1543,
     1544,  1546,  1547,  1550,  1551,  1554,  1562,  1569,  1578,  1584,
     1588,  1594,  1601,  1608,  1621,  1632,  1643,  1654,  1665,  1668,
-    1672,  1679,  1691,  1703,  1715,  1727,  1729,  1733,  1736,  1739,
-    1742,  1746,  1750,  1754,  1758,  1762,  1766,  1770,  1774,  1778,
-    1782,  1786,  1790,  1794,  1798,  1804,  1809,  1814,  1819,  1824,
-    1829,  1834,  1839,  1844,  1849,  1854,  1861,  1866,  1871,  1876,
-    1881,  1886,  1891,  1898,  1905,  1912,  1917,  1922,  1927,  1932,
-    1937,  1942,  1947,  1952,  1957,  1962,  1967,  1974,  1979,  1984,
-    1989,  1994,  1999,  2004,  2011,  2018,  2025,  2030,  2032,  2034,
-    2036,  2038,  2040,  2042,  2044,  2046,  2052,  2057,  2062,  2065,
-    2071,  2075,  2082,  2087,  2095,  2102,  2104,  2107,  2110,  2114,
-    2118,  2130,  2140,  2148,  2156,  2158,  2162,  2164,  2166,  2169,
-    2173,  2178,  2184,  2186,  2188,  2191,  2195,  2199,  2205,  2210,
-    2213,  2216,  2219,  2222,  2224,  2226,  2230,  2235,  2242,  2244,
-    2246,  2250,  2254,  2264,  2272,  2274,  2280,  2284,  2291,  2293,
-    2297,  2299,  2301,  2305,  2312,  2314,  2316,  2321,  2328,  2335,
-    2340,  2345,  2350
+    1672,  1679,  1681,  1683,  1686,  1692,  1700,  1702,  1706,  1709,
+    1712,  1715,  1719,  1723,  1727,  1731,  1735,  1739,  1743,  1747,
+    1751,  1755,  1759,  1763,  1767,  1771,  1777,  1782,  1787,  1792,
+    1797,  1802,  1807,  1812,  1817,  1822,  1827,  1834,  1839,  1844,
+    1849,  1854,  1859,  1864,  1871,  1878,  1885,  1890,  1895,  1900,
+    1905,  1910,  1915,  1920,  1925,  1930,  1935,  1940,  1947,  1952,
+    1957,  1962,  1967,  1972,  1977,  1984,  1991,  1998,  2003,  2005,
+    2007,  2009,  2011,  2013,  2015,  2017,  2019,  2025,  2030,  2035,
+    2038,  2044,  2048,  2055,  2060,  2068,  2075,  2077,  2080,  2083,
+    2087,  2091,  2103,  2113,  2121,  2129,  2131,  2135,  2137,  2139,
+    2142,  2146,  2151,  2157,  2159,  2161,  2164,  2168,  2172,  2178,
+    2183,  2186,  2189,  2192,  2195,  2197,  2199,  2203,  2208,  2215,
+    2217,  2219,  2223,  2227,  2237,  2245,  2247,  2253,  2257,  2264,
+    2266,  2270,  2272,  2274,  2278,  2285,  2287,  2289,  2294,  2301,
+    2308,  2313,  2318,  2323
 };
 
 /* YYRHS -- A `-1'-separated list of the rules' RHS.  */
 static const yytype_int16 yyrhs[] =
 {
-     161,     0,    -1,   162,    -1,     1,     6,    -1,    -1,   162,
-     163,    -1,   166,    -1,   165,    -1,   184,    -1,   193,    -1,
-     198,    -1,   202,    -1,   203,    -1,   204,    -1,   207,    -1,
-     227,    -1,   228,    -1,   229,    -1,   230,    -1,   206,    -1,
-     205,    -1,   201,    -1,   231,    -1,   137,    -1,   137,   137,
-      -1,    36,   150,     5,   151,     6,    -1,    36,   150,     5,
-     151,   164,   244,     6,    -1,    36,   150,     5,   156,   240,
-     151,     6,    -1,    36,   150,     5,   156,   240,   151,   164,
-     244,     6,    -1,     4,     5,   157,   167,   158,     6,    -1,
-      87,     4,   152,   232,   153,     6,    -1,    88,     4,   152,
-     232,   153,     6,    -1,    -1,   167,   170,    -1,   167,   174,
-      -1,   167,   177,    -1,   167,   179,    -1,   167,   180,    -1,
-     232,    -1,   168,   156,   232,    -1,   232,    -1,   169,   156,
-     232,    -1,    -1,    -1,     4,   171,   150,   168,   151,   172,
-     157,   169,   158,     6,    -1,   244,    -1,   173,   156,   244,
-      -1,    -1,    93,   150,   232,   156,   232,   156,   232,   151,
-     175,   157,   173,   158,     6,    -1,   244,    -1,   176,   156,
-     244,    -1,    -1,    94,   150,   232,   156,   232,   156,   232,
-     156,   232,   151,   178,   157,   176,   158,     6,    -1,    95,
-     157,   236,   158,   157,   236,   158,     6,    -1,    95,   157,
-     236,   158,   157,   236,   158,   157,   236,   158,   157,   236,
-     158,     6,    -1,    -1,    96,   181,   157,   169,   158,     6,
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-     156,   234,   156,   234,   156,   234,   156,   232,   158,   220,
-     157,   221,   158,     6,    -1,   222,    -1,   221,   222,    -1,
-      85,   157,   232,   158,     6,    -1,    85,   157,   237,   156,
-     237,   158,     6,    -1,    85,   157,   237,   156,   237,   156,
-     237,   158,     6,    -1,    79,     6,    -1,    89,     6,    -1,
+     108,   148,   231,   149,    -1,   109,    -1,    77,   233,   155,
+     198,   156,    -1,    77,   155,   233,   154,   233,   154,   231,
+     156,   155,   198,   156,    -1,    77,   155,   233,   154,   233,
+     154,   233,   154,   231,   156,   155,   198,   156,    -1,    -1,
+      77,   233,   155,   198,   206,   219,   156,    -1,    -1,    77,
+     155,   233,   154,   233,   154,   231,   156,   155,   198,   207,
+     219,   156,    -1,    -1,    77,   155,   233,   154,   233,   154,
+     233,   154,   231,   156,   155,   198,   208,   219,   156,    -1,
+      -1,    77,   155,   198,   209,   219,   156,    -1,    77,    49,
+     155,   231,   154,   233,   156,     6,    -1,    77,    52,   155,
+     231,   154,   233,   156,     6,    -1,    77,    55,   155,   231,
+     154,   233,   156,     6,    -1,    77,    49,   155,   231,   154,
+     233,   154,   233,   154,   231,   156,     6,    -1,    77,    52,
+     155,   231,   154,   233,   154,   233,   154,   231,   156,     6,
+      -1,    77,    55,   155,   231,   154,   233,   154,   233,   154,
+     231,   156,     6,    -1,    77,    49,   155,   231,   154,   233,
+     154,   233,   154,   233,   154,   231,   156,     6,    -1,    77,
+      52,   155,   231,   154,   233,   154,   233,   154,   233,   154,
+     231,   156,     6,    -1,    77,    55,   155,   231,   154,   233,
+     154,   233,   154,   233,   154,   231,   156,     6,    -1,    -1,
+      77,    49,   155,   231,   154,   233,   156,   210,   155,   219,
+     156,     6,    -1,    -1,    77,    52,   155,   231,   154,   233,
+     156,   211,   155,   219,   156,     6,    -1,    -1,    77,    55,
+     155,   231,   154,   233,   156,   212,   155,   219,   156,     6,
+      -1,    -1,    77,    49,   155,   231,   154,   233,   154,   233,
+     154,   231,   156,   213,   155,   219,   156,     6,    -1,    -1,
+      77,    52,   155,   231,   154,   233,   154,   233,   154,   231,
+     156,   214,   155,   219,   156,     6,    -1,    -1,    77,    55,
+     155,   231,   154,   233,   154,   233,   154,   231,   156,   215,
+     155,   219,   156,     6,    -1,    -1,    77,    49,   155,   231,
+     154,   233,   154,   233,   154,   233,   154,   231,   156,   216,
+     155,   219,   156,     6,    -1,    -1,    77,    52,   155,   231,
+     154,   233,   154,   233,   154,   233,   154,   231,   156,   217,
+     155,   219,   156,     6,    -1,    -1,    77,    55,   155,   231,
+     154,   233,   154,   233,   154,   233,   154,   231,   156,   218,
+     155,   219,   156,     6,    -1,   220,    -1,   219,   220,    -1,
+      85,   155,   231,   156,     6,    -1,    85,   155,   236,   154,
+     236,   156,     6,    -1,    85,   155,   236,   154,   236,   154,
+     236,   156,     6,    -1,    79,     6,    -1,    89,     6,    -1,
       89,    91,     6,    -1,    90,     6,    -1,    90,    91,     6,
-      -1,    86,   150,   232,   151,     7,   237,    70,   232,     6,
-      -1,    70,     4,   152,   232,   153,     6,    -1,    -1,    70,
-       4,   232,    -1,    -1,     4,    -1,    -1,     7,   237,    -1,
-      -1,     7,   232,    -1,    65,    52,   238,     7,   232,   223,
-       6,    -1,    65,    55,   238,   225,   224,     6,    -1,    61,
-      55,   157,   232,   158,     7,   237,     6,    -1,    65,    57,
-     238,   225,     6,    -1,    92,   238,     6,    -1,    79,    55,
-     238,   226,     6,    -1,    80,    55,   237,     7,   232,     6,
-      -1,    69,    52,   237,     7,   237,     6,    -1,    69,    55,
-     232,   157,   240,   158,     7,   232,   157,   240,   158,     6,
-      -1,    49,   157,   240,   158,   106,    55,   157,   232,   158,
-       6,    -1,    52,   157,   240,   158,   106,    55,   157,   232,
-     158,     6,    -1,    52,   157,   240,   158,   106,    57,   157,
-     232,   158,     6,    -1,    55,   157,   240,   158,   106,    57,
-     157,   232,   158,     6,    -1,    83,     6,    -1,    83,     4,
-       6,    -1,    83,    49,   157,   240,   158,     6,    -1,   123,
-     150,   244,   151,     7,   157,   237,   156,   237,   158,     6,
-      -1,   124,   150,   244,   151,     7,   157,   237,   156,   237,
-     158,     6,    -1,   125,   150,   244,   151,     7,   157,   237,
-     156,   237,   158,     6,    -1,   126,   150,   244,   151,     7,
-     157,   237,   156,   237,   158,     6,    -1,   233,    -1,   150,
-     232,   151,    -1,   141,   232,    -1,   140,   232,    -1,   145,
-     232,    -1,   232,   141,   232,    -1,   232,   140,   232,    -1,
-     232,   142,   232,    -1,   232,   143,   232,    -1,   232,   144,
-     232,    -1,   232,   149,   232,    -1,   232,   136,   232,    -1,
-     232,   137,   232,    -1,   232,   139,   232,    -1,   232,   138,
-     232,    -1,   232,   135,   232,    -1,   232,   134,   232,    -1,
-     232,   133,   232,    -1,   232,   132,   232,    -1,   232,   131,
-     232,     8,   232,    -1,    14,   150,   232,   151,    -1,    15,
-     150,   232,   151,    -1,    16,   150,   232,   151,    -1,    17,
-     150,   232,   151,    -1,    18,   150,   232,   151,    -1,    19,
-     150,   232,   151,    -1,    20,   150,   232,   151,    -1,    21,
-     150,   232,   151,    -1,    22,   150,   232,   151,    -1,    24,
-     150,   232,   151,    -1,    25,   150,   232,   156,   232,   151,
-      -1,    26,   150,   232,   151,    -1,    27,   150,   232,   151,
-      -1,    28,   150,   232,   151,    -1,    29,   150,   232,   151,
-      -1,    30,   150,   232,   151,    -1,    31,   150,   232,   151,
-      -1,    32,   150,   232,   156,   232,   151,    -1,    33,   150,
-     232,   156,   232,   151,    -1,    34,   150,   232,   156,   232,
-     151,    -1,    23,   150,   232,   151,    -1,    14,   152,   232,
-     153,    -1,    15,   152,   232,   153,    -1,    16,   152,   232,
-     153,    -1,    17,   152,   232,   153,    -1,    18,   152,   232,
-     153,    -1,    19,   152,   232,   153,    -1,    20,   152,   232,
-     153,    -1,    21,   152,   232,   153,    -1,    22,   152,   232,
-     153,    -1,    24,   152,   232,   153,    -1,    25,   152,   232,
-     156,   232,   153,    -1,    26,   152,   232,   153,    -1,    27,
-     152,   232,   153,    -1,    28,   152,   232,   153,    -1,    29,
-     152,   232,   153,    -1,    30,   152,   232,   153,    -1,    31,
-     152,   232,   153,    -1,    32,   152,   232,   156,   232,   153,
-      -1,    33,   152,   232,   156,   232,   153,    -1,    34,   152,
-     232,   156,   232,   153,    -1,    23,   152,   232,   153,    -1,
-       3,    -1,     9,    -1,    10,    -1,    11,    -1,   120,    -1,
-     121,    -1,   122,    -1,     4,    -1,     4,   159,   157,   232,
-     158,    -1,     4,   152,   232,   153,    -1,   155,     4,   152,
-     153,    -1,     4,   183,    -1,     4,   152,   232,   153,   183,
-      -1,     4,   154,     4,    -1,     4,   152,   232,   153,   154,
-       4,    -1,     4,   154,     4,   183,    -1,     4,   152,   232,
-     153,   154,     4,   183,    -1,   117,   150,   244,   156,   232,
-     151,    -1,   235,    -1,   141,   234,    -1,   140,   234,    -1,
-     234,   141,   234,    -1,   234,   140,   234,    -1,   157,   232,
-     156,   232,   156,   232,   156,   232,   156,   232,   158,    -1,
-     157,   232,   156,   232,   156,   232,   156,   232,   158,    -1,
-     157,   232,   156,   232,   156,   232,   158,    -1,   150,   232,
-     156,   232,   156,   232,   151,    -1,   237,    -1,   236,   156,
-     237,    -1,   232,    -1,   239,    -1,   157,   158,    -1,   157,
-     240,   158,    -1,   141,   157,   240,   158,    -1,   232,   142,
-     157,   240,   158,    -1,   237,    -1,     5,    -1,   141,   239,
-      -1,   232,   142,   239,    -1,   232,     8,   232,    -1,   232,
-       8,   232,     8,   232,    -1,    49,   157,   232,   158,    -1,
-      49,     5,    -1,    52,     5,    -1,    55,     5,    -1,    57,
-       5,    -1,   198,    -1,   207,    -1,     4,   152,   153,    -1,
-      35,   152,     4,   153,    -1,     4,   152,   157,   240,   158,
-     153,    -1,   232,    -1,   239,    -1,   240,   156,   232,    -1,
-     240,   156,   239,    -1,   157,   232,   156,   232,   156,   232,
-     156,   232,   158,    -1,   157,   232,   156,   232,   156,   232,
-     158,    -1,     4,    -1,     4,   154,   103,   154,     4,    -1,
-     157,   243,   158,    -1,     4,   152,   232,   153,   154,   104,
-      -1,   241,    -1,   243,   156,   241,    -1,   245,    -1,     4,
-      -1,     4,   154,     4,    -1,     4,   152,   232,   153,   154,
-       4,    -1,     5,    -1,    43,    -1,   118,   150,   244,   151,
-      -1,   119,   150,   244,   156,   244,   151,    -1,    38,   150,
-     244,   156,   244,   151,    -1,    39,   150,   244,   151,    -1,
-      40,   150,   244,   151,    -1,    37,   150,   244,   151,    -1,
-      37,   150,   244,   156,   240,   151,    -1
+      -1,    86,   148,   231,   149,     7,   236,    70,   231,     6,
+      -1,    70,     4,   150,   231,   151,     6,    -1,    -1,    70,
+       4,   231,    -1,    -1,     4,    -1,    -1,     7,   236,    -1,
+      -1,     7,   231,    -1,    65,    52,   237,     7,   231,   221,
+       6,    -1,    65,    55,   237,   223,   222,     6,    -1,    61,
+      55,   155,   231,   156,     7,   236,     6,    -1,    65,    57,
+     237,   223,     6,    -1,    92,   237,     6,    -1,    79,    55,
+     237,   224,     6,    -1,    80,    55,   236,     7,   231,     6,
+      -1,    69,    52,   236,     7,   236,     6,    -1,    69,    55,
+     231,   155,   239,   156,     7,   231,   155,   239,   156,     6,
+      -1,    49,   155,   239,   156,   106,    55,   155,   231,   156,
+       6,    -1,    52,   155,   239,   156,   106,    55,   155,   231,
+     156,     6,    -1,    52,   155,   239,   156,   106,    57,   155,
+     231,   156,     6,    -1,    55,   155,   239,   156,   106,    57,
+     155,   231,   156,     6,    -1,    83,     6,    -1,    83,     4,
+       6,    -1,    83,    49,   155,   239,   156,     6,    -1,   120,
+      -1,   121,    -1,   229,     6,    -1,   229,   155,   236,   156,
+       6,    -1,   229,   155,   236,   154,   236,   156,     6,    -1,
+     232,    -1,   148,   231,   149,    -1,   139,   231,    -1,   138,
+     231,    -1,   143,   231,    -1,   231,   139,   231,    -1,   231,
+     138,   231,    -1,   231,   140,   231,    -1,   231,   141,   231,
+      -1,   231,   142,   231,    -1,   231,   147,   231,    -1,   231,
+     134,   231,    -1,   231,   135,   231,    -1,   231,   137,   231,
+      -1,   231,   136,   231,    -1,   231,   133,   231,    -1,   231,
+     132,   231,    -1,   231,   131,   231,    -1,   231,   130,   231,
+      -1,   231,   129,   231,     8,   231,    -1,    14,   148,   231,
+     149,    -1,    15,   148,   231,   149,    -1,    16,   148,   231,
+     149,    -1,    17,   148,   231,   149,    -1,    18,   148,   231,
+     149,    -1,    19,   148,   231,   149,    -1,    20,   148,   231,
+     149,    -1,    21,   148,   231,   149,    -1,    22,   148,   231,
+     149,    -1,    24,   148,   231,   149,    -1,    25,   148,   231,
+     154,   231,   149,    -1,    26,   148,   231,   149,    -1,    27,
+     148,   231,   149,    -1,    28,   148,   231,   149,    -1,    29,
+     148,   231,   149,    -1,    30,   148,   231,   149,    -1,    31,
+     148,   231,   149,    -1,    32,   148,   231,   154,   231,   149,
+      -1,    33,   148,   231,   154,   231,   149,    -1,    34,   148,
+     231,   154,   231,   149,    -1,    23,   148,   231,   149,    -1,
+      14,   150,   231,   151,    -1,    15,   150,   231,   151,    -1,
+      16,   150,   231,   151,    -1,    17,   150,   231,   151,    -1,
+      18,   150,   231,   151,    -1,    19,   150,   231,   151,    -1,
+      20,   150,   231,   151,    -1,    21,   150,   231,   151,    -1,
+      22,   150,   231,   151,    -1,    24,   150,   231,   151,    -1,
+      25,   150,   231,   154,   231,   151,    -1,    26,   150,   231,
+     151,    -1,    27,   150,   231,   151,    -1,    28,   150,   231,
+     151,    -1,    29,   150,   231,   151,    -1,    30,   150,   231,
+     151,    -1,    31,   150,   231,   151,    -1,    32,   150,   231,
+     154,   231,   151,    -1,    33,   150,   231,   154,   231,   151,
+      -1,    34,   150,   231,   154,   231,   151,    -1,    23,   150,
+     231,   151,    -1,     3,    -1,     9,    -1,    10,    -1,    11,
+      -1,   122,    -1,   123,    -1,   124,    -1,     4,    -1,     4,
+     157,   155,   231,   156,    -1,     4,   150,   231,   151,    -1,
+     153,     4,   150,   151,    -1,     4,   181,    -1,     4,   150,
+     231,   151,   181,    -1,     4,   152,     4,    -1,     4,   150,
+     231,   151,   152,     4,    -1,     4,   152,     4,   181,    -1,
+       4,   150,   231,   151,   152,     4,   181,    -1,   117,   148,
+     243,   154,   231,   149,    -1,   234,    -1,   139,   233,    -1,
+     138,   233,    -1,   233,   139,   233,    -1,   233,   138,   233,
+      -1,   155,   231,   154,   231,   154,   231,   154,   231,   154,
+     231,   156,    -1,   155,   231,   154,   231,   154,   231,   154,
+     231,   156,    -1,   155,   231,   154,   231,   154,   231,   156,
+      -1,   148,   231,   154,   231,   154,   231,   149,    -1,   236,
+      -1,   235,   154,   236,    -1,   231,    -1,   238,    -1,   155,
+     156,    -1,   155,   239,   156,    -1,   139,   155,   239,   156,
+      -1,   231,   140,   155,   239,   156,    -1,   236,    -1,     5,
+      -1,   139,   238,    -1,   231,   140,   238,    -1,   231,     8,
+     231,    -1,   231,     8,   231,     8,   231,    -1,    49,   155,
+     231,   156,    -1,    49,     5,    -1,    52,     5,    -1,    55,
+       5,    -1,    57,     5,    -1,   196,    -1,   205,    -1,     4,
+     150,   151,    -1,    35,   150,     4,   151,    -1,     4,   150,
+     155,   239,   156,   151,    -1,   231,    -1,   238,    -1,   239,
+     154,   231,    -1,   239,   154,   238,    -1,   155,   231,   154,
+     231,   154,   231,   154,   231,   156,    -1,   155,   231,   154,
+     231,   154,   231,   156,    -1,     4,    -1,     4,   152,   103,
+     152,     4,    -1,   155,   242,   156,    -1,     4,   150,   231,
+     151,   152,   104,    -1,   240,    -1,   242,   154,   240,    -1,
+     244,    -1,     4,    -1,     4,   152,     4,    -1,     4,   150,
+     231,   151,   152,     4,    -1,     5,    -1,    43,    -1,   118,
+     148,   243,   149,    -1,   119,   148,   243,   154,   243,   149,
+      -1,    38,   148,   243,   154,   243,   149,    -1,    39,   148,
+     243,   149,    -1,    40,   148,   243,   149,    -1,    37,   148,
+     243,   149,    -1,    37,   148,   243,   154,   239,   149,    -1
 };
 
 /* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
 static const yytype_uint16 yyrline[] =
 {
-       0,   162,   162,   163,   168,   170,   174,   175,   176,   177,
-     178,   179,   180,   181,   182,   183,   184,   185,   186,   187,
-     188,   189,   190,   194,   198,   205,   210,   224,   237,   265,
-     279,   290,   305,   310,   311,   312,   313,   314,   318,   320,
-     325,   327,   333,   437,   332,   455,   462,   473,   472,   490,
-     497,   508,   507,   524,   541,   564,   563,   577,   578,   579,
-     580,   581,   585,   586,   592,   594,   657,   687,   720,   766,
-     781,   797,   806,   812,   821,   839,   857,   866,   878,   883,
-     891,   911,   934,   945,   953,   975,   998,  1026,  1038,  1052,
-    1052,  1054,  1056,  1067,  1079,  1078,  1091,  1092,  1096,  1107,
-    1120,  1124,  1135,  1138,  1151,  1154,  1164,  1188,  1187,  1207,
-    1229,  1247,  1268,  1286,  1316,  1346,  1364,  1382,  1408,  1426,
-    1445,  1444,  1467,  1485,  1524,  1530,  1536,  1543,  1568,  1593,
-    1610,  1627,  1659,  1658,  1682,  1700,  1717,  1734,  1733,  1759,
-    1764,  1769,  1774,  1779,  1802,  1808,  1819,  1820,  1825,  1828,
-    1832,  1855,  1878,  1901,  1929,  1950,  1973,  1994,  2016,  2036,
-    2148,  2167,  2205,  2314,  2323,  2329,  2344,  2372,  2389,  2403,
-    2409,  2415,  2424,  2438,  2480,  2497,  2512,  2531,  2543,  2567,
-    2571,  2578,  2584,  2589,  2595,  2599,  2603,  2613,  2630,  2647,
-    2668,  2689,  2724,  2732,  2738,  2745,  2749,  2758,  2766,  2774,
-    2783,  2782,  2796,  2795,  2809,  2808,  2822,  2821,  2834,  2841,
-    2848,  2855,  2862,  2869,  2876,  2883,  2890,  2898,  2897,  2910,
-    2909,  2922,  2921,  2934,  2933,  2946,  2945,  2958,  2957,  2970,
-    2969,  2982,  2981,  2994,  2993,  3009,  3012,  3018,  3027,  3047,
-    3070,  3074,  3078,  3082,  3086,  3090,  3109,  3122,  3125,  3141,
-    3144,  3157,  3160,  3166,  3169,  3176,  3232,  3302,  3307,  3374,
-    3410,  3453,  3478,  3505,  3549,  3572,  3595,  3598,  3607,  3611,
-    3621,  3658,  3690,  3722,  3755,  3792,  3793,  3794,  3795,  3796,
-    3797,  3798,  3799,  3800,  3807,  3808,  3809,  3810,  3811,  3812,
-    3813,  3814,  3815,  3816,  3817,  3818,  3819,  3820,  3821,  3822,
-    3823,  3824,  3825,  3826,  3827,  3828,  3829,  3830,  3831,  3832,
-    3833,  3834,  3835,  3836,  3837,  3838,  3840,  3841,  3842,  3843,
-    3844,  3845,  3846,  3847,  3848,  3849,  3850,  3851,  3852,  3853,
-    3854,  3855,  3856,  3857,  3858,  3859,  3860,  3869,  3870,  3871,
-    3872,  3873,  3874,  3875,  3879,  3899,  3918,  3936,  3948,  3965,
-    3986,  3991,  3996,  4006,  4016,  4024,  4028,  4032,  4036,  4040,
-    4047,  4051,  4055,  4059,  4066,  4071,  4078,  4083,  4087,  4092,
-    4096,  4104,  4115,  4119,  4131,  4139,  4147,  4154,  4165,  4185,
-    4189,  4193,  4197,  4201,  4211,  4221,  4233,  4245,  4266,  4271,
-    4275,  4279,  4291,  4295,  4307,  4314,  4324,  4328,  4343,  4348,
-    4355,  4359,  4372,  4380,  4391,  4395,  4403,  4411,  4419,  4427,
-    4441,  4455,  4459
+       0,   158,   158,   159,   164,   166,   170,   171,   172,   173,
+     174,   175,   176,   177,   178,   179,   180,   181,   182,   183,
+     184,   185,   186,   190,   194,   201,   206,   220,   233,   261,
+     275,   286,   301,   306,   307,   308,   309,   310,   314,   316,
+     321,   323,   329,   433,   328,   451,   458,   469,   468,   486,
+     493,   504,   503,   520,   537,   560,   559,   573,   574,   575,
+     576,   577,   581,   582,   588,   590,   653,   683,   716,   762,
+     777,   793,   802,   808,   817,   835,   853,   862,   874,   879,
+     887,   907,   930,   941,   949,   971,   994,  1022,  1034,  1048,
+    1048,  1050,  1052,  1063,  1075,  1074,  1087,  1088,  1092,  1103,
+    1116,  1120,  1131,  1134,  1147,  1150,  1160,  1184,  1183,  1203,
+    1225,  1243,  1264,  1282,  1312,  1342,  1360,  1378,  1404,  1422,
+    1441,  1440,  1463,  1481,  1520,  1526,  1532,  1539,  1564,  1589,
+    1606,  1623,  1655,  1654,  1678,  1696,  1713,  1730,  1729,  1755,
+    1760,  1765,  1770,  1775,  1798,  1804,  1815,  1816,  1821,  1824,
+    1828,  1851,  1874,  1897,  1925,  1946,  1969,  1990,  2012,  2032,
+    2144,  2163,  2201,  2310,  2319,  2325,  2340,  2368,  2385,  2399,
+    2405,  2411,  2420,  2434,  2476,  2493,  2508,  2527,  2539,  2563,
+    2567,  2574,  2580,  2585,  2591,  2595,  2599,  2609,  2626,  2643,
+    2664,  2685,  2720,  2728,  2734,  2741,  2745,  2754,  2762,  2770,
+    2779,  2778,  2792,  2791,  2805,  2804,  2818,  2817,  2830,  2837,
+    2844,  2851,  2858,  2865,  2872,  2879,  2886,  2894,  2893,  2906,
+    2905,  2918,  2917,  2930,  2929,  2942,  2941,  2954,  2953,  2966,
+    2965,  2978,  2977,  2990,  2989,  3005,  3008,  3014,  3023,  3043,
+    3066,  3070,  3074,  3078,  3082,  3086,  3105,  3118,  3121,  3137,
+    3140,  3153,  3156,  3162,  3165,  3172,  3228,  3298,  3303,  3370,
+    3406,  3449,  3474,  3501,  3545,  3568,  3591,  3594,  3603,  3607,
+    3617,  3652,  3653,  3657,  3662,  3673,  3695,  3696,  3697,  3698,
+    3699,  3700,  3701,  3702,  3703,  3710,  3711,  3712,  3713,  3714,
+    3715,  3716,  3717,  3718,  3719,  3720,  3721,  3722,  3723,  3724,
+    3725,  3726,  3727,  3728,  3729,  3730,  3731,  3732,  3733,  3734,
+    3735,  3736,  3737,  3738,  3739,  3740,  3741,  3743,  3744,  3745,
+    3746,  3747,  3748,  3749,  3750,  3751,  3752,  3753,  3754,  3755,
+    3756,  3757,  3758,  3759,  3760,  3761,  3762,  3763,  3772,  3773,
+    3774,  3775,  3776,  3777,  3778,  3782,  3802,  3821,  3839,  3851,
+    3868,  3889,  3894,  3899,  3909,  3919,  3927,  3931,  3935,  3939,
+    3943,  3950,  3954,  3958,  3962,  3969,  3974,  3981,  3986,  3990,
+    3995,  3999,  4007,  4018,  4022,  4034,  4042,  4050,  4057,  4068,
+    4088,  4092,  4096,  4100,  4104,  4114,  4124,  4136,  4148,  4169,
+    4174,  4178,  4182,  4194,  4198,  4210,  4217,  4227,  4231,  4246,
+    4251,  4258,  4262,  4275,  4283,  4294,  4298,  4306,  4314,  4322,
+    4330,  4344,  4358,  4362
 };
 #endif
 
@@ -1009,30 +999,29 @@ static const char *const yytname[] =
   "tNurbs", "tNurbsOrder", "tNurbsKnots", "tColor", "tColorTable", "tFor",
   "tIn", "tEndFor", "tIf", "tEndIf", "tExit", "tField", "tReturn", "tCall",
   "tFunction", "tShow", "tHide", "tGetValue", "tGetEnv", "tGetString",
-  "tGMSH_MAJOR_VERSION", "tGMSH_MINOR_VERSION", "tGMSH_PATCH_VERSION",
-  "tHomRank", "tHomGen", "tHomCut", "tHomSeq", "tAFFECTDIVIDE",
-  "tAFFECTTIMES", "tAFFECTMINUS", "tAFFECTPLUS", "'?'", "tOR", "tAND",
-  "tNOTEQUAL", "tEQUAL", "'<'", "'>'", "tGREATEROREQUAL", "tLESSOREQUAL",
-  "'+'", "'-'", "'*'", "'/'", "'%'", "'!'", "UNARYPREC", "tMINUSMINUS",
-  "tPLUSPLUS", "'^'", "'('", "')'", "'['", "']'", "'.'", "'#'", "','",
-  "'{'", "'}'", "'~'", "$accept", "All", "GeoFormatItems", "GeoFormatItem",
-  "SendToFile", "Printf", "View", "Views", "ElementCoords",
-  "ElementValues", "Element", "$@1", "$@2", "Text2DValues", "Text2D",
-  "$@3", "Text3DValues", "Text3D", "$@4", "InterpolationMatrix", "Time",
-  "$@5", "NumericAffectation", "NumericIncrement", "Affectation", "Comma",
-  "DefineConstants", "$@6", "FloatParameterOptions",
-  "FloatParameterOption", "PhysicalId", "InSphereCenter", "CircleOptions",
-  "Shape", "$@7", "$@8", "$@9", "$@10", "Transform", "MultipleShape",
-  "ListOfShapes", "LevelSet", "Delete", "Colorify", "Visibility",
-  "Command", "Loop", "Extrude", "$@11", "$@12", "$@13", "$@14", "$@15",
-  "$@16", "$@17", "$@18", "$@19", "$@20", "$@21", "$@22", "$@23",
-  "ExtrudeParameters", "ExtrudeParameter", "TransfiniteType",
-  "TransfiniteArrangement", "TransfiniteCorners", "RecombineAngle",
-  "Transfinite", "Periodic", "Embedding", "Coherence", "Homology", "FExpr",
-  "FExpr_Single", "VExpr", "VExpr_Single", "RecursiveListOfListOfDouble",
-  "ListOfDouble", "ListOfDoubleOrAll", "FExpr_Multi",
-  "RecursiveListOfDouble", "ColorExpr", "ListOfColor",
-  "RecursiveListOfColor", "StringExprVar", "StringExpr", 0
+  "tHomology", "tCohomology", "tGMSH_MAJOR_VERSION", "tGMSH_MINOR_VERSION",
+  "tGMSH_PATCH_VERSION", "tAFFECTDIVIDE", "tAFFECTTIMES", "tAFFECTMINUS",
+  "tAFFECTPLUS", "'?'", "tOR", "tAND", "tNOTEQUAL", "tEQUAL", "'<'", "'>'",
+  "tGREATEROREQUAL", "tLESSOREQUAL", "'+'", "'-'", "'*'", "'/'", "'%'",
+  "'!'", "UNARYPREC", "tMINUSMINUS", "tPLUSPLUS", "'^'", "'('", "')'",
+  "'['", "']'", "'.'", "'#'", "','", "'{'", "'}'", "'~'", "$accept", "All",
+  "GeoFormatItems", "GeoFormatItem", "SendToFile", "Printf", "View",
+  "Views", "ElementCoords", "ElementValues", "Element", "$@1", "$@2",
+  "Text2DValues", "Text2D", "$@3", "Text3DValues", "Text3D", "$@4",
+  "InterpolationMatrix", "Time", "$@5", "NumericAffectation",
+  "NumericIncrement", "Affectation", "Comma", "DefineConstants", "$@6",
+  "FloatParameterOptions", "FloatParameterOption", "PhysicalId",
+  "InSphereCenter", "CircleOptions", "Shape", "$@7", "$@8", "$@9", "$@10",
+  "Transform", "MultipleShape", "ListOfShapes", "LevelSet", "Delete",
+  "Colorify", "Visibility", "Command", "Loop", "Extrude", "$@11", "$@12",
+  "$@13", "$@14", "$@15", "$@16", "$@17", "$@18", "$@19", "$@20", "$@21",
+  "$@22", "$@23", "ExtrudeParameters", "ExtrudeParameter",
+  "TransfiniteType", "TransfiniteArrangement", "TransfiniteCorners",
+  "RecombineAngle", "Transfinite", "Periodic", "Embedding", "Coherence",
+  "HomologyCommand", "Homology", "FExpr", "FExpr_Single", "VExpr",
+  "VExpr_Single", "RecursiveListOfListOfDouble", "ListOfDouble",
+  "ListOfDoubleOrAll", "FExpr_Multi", "RecursiveListOfDouble", "ColorExpr",
+  "ListOfColor", "RecursiveListOfColor", "StringExprVar", "StringExpr", 0
 };
 #endif
 
@@ -1053,58 +1042,58 @@ static const yytype_uint16 yytoknum[] =
      345,   346,   347,   348,   349,   350,   351,   352,   353,   354,
      355,   356,   357,   358,   359,   360,   361,   362,   363,   364,
      365,   366,   367,   368,   369,   370,   371,   372,   373,   374,
-     375,   376,   377,   378,   379,   380,   381,   382,   383,   384,
-     385,    63,   386,   387,   388,   389,    60,    62,   390,   391,
-      43,    45,    42,    47,    37,    33,   392,   393,   394,    94,
-      40,    41,    91,    93,    46,    35,    44,   123,   125,   126
+     375,   376,   377,   378,   379,   380,   381,   382,   383,    63,
+     384,   385,   386,   387,    60,    62,   388,   389,    43,    45,
+      42,    47,    37,    33,   390,   391,   392,    94,    40,    41,
+      91,    93,    46,    35,    44,   123,   125,   126
 };
 # endif
 
 /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
 static const yytype_uint8 yyr1[] =
 {
-       0,   160,   161,   161,   162,   162,   163,   163,   163,   163,
-     163,   163,   163,   163,   163,   163,   163,   163,   163,   163,
-     163,   163,   163,   164,   164,   165,   165,   165,   165,   166,
-     166,   166,   167,   167,   167,   167,   167,   167,   168,   168,
-     169,   169,   171,   172,   170,   173,   173,   175,   174,   176,
-     176,   178,   177,   179,   179,   181,   180,   182,   182,   182,
-     182,   182,   183,   183,   184,   184,   184,   184,   184,   184,
-     184,   184,   184,   184,   184,   184,   184,   184,   184,   184,
-     184,   184,   184,   184,   184,   184,   184,   184,   184,   185,
-     185,   186,   186,   186,   187,   186,   188,   188,   189,   189,
-     190,   190,   191,   191,   192,   192,   193,   194,   193,   193,
-     193,   193,   193,   193,   193,   193,   193,   193,   193,   193,
-     195,   193,   193,   193,   193,   193,   193,   193,   193,   193,
-     193,   193,   196,   193,   193,   193,   193,   197,   193,   198,
-     198,   198,   198,   198,   198,   198,   199,   199,   200,   200,
-     200,   200,   200,   200,   201,   201,   201,   201,   201,   201,
-     201,   201,   201,   202,   202,   202,   202,   202,   203,   204,
-     204,   204,   204,   205,   205,   205,   205,   205,   205,   205,
-     205,   205,   205,   205,   205,   205,   205,   206,   206,   206,
-     206,   206,   206,   206,   206,   206,   206,   207,   207,   207,
-     208,   207,   209,   207,   210,   207,   211,   207,   207,   207,
-     207,   207,   207,   207,   207,   207,   207,   212,   207,   213,
-     207,   214,   207,   215,   207,   216,   207,   217,   207,   218,
-     207,   219,   207,   220,   207,   221,   221,   222,   222,   222,
-     222,   222,   222,   222,   222,   222,   222,   223,   223,   224,
-     224,   225,   225,   226,   226,   227,   227,   227,   227,   227,
-     227,   227,   228,   228,   229,   229,   229,   229,   230,   230,
-     230,   231,   231,   231,   231,   232,   232,   232,   232,   232,
-     232,   232,   232,   232,   232,   232,   232,   232,   232,   232,
+       0,   158,   159,   159,   160,   160,   161,   161,   161,   161,
+     161,   161,   161,   161,   161,   161,   161,   161,   161,   161,
+     161,   161,   161,   162,   162,   163,   163,   163,   163,   164,
+     164,   164,   165,   165,   165,   165,   165,   165,   166,   166,
+     167,   167,   169,   170,   168,   171,   171,   173,   172,   174,
+     174,   176,   175,   177,   177,   179,   178,   180,   180,   180,
+     180,   180,   181,   181,   182,   182,   182,   182,   182,   182,
+     182,   182,   182,   182,   182,   182,   182,   182,   182,   182,
+     182,   182,   182,   182,   182,   182,   182,   182,   182,   183,
+     183,   184,   184,   184,   185,   184,   186,   186,   187,   187,
+     188,   188,   189,   189,   190,   190,   191,   192,   191,   191,
+     191,   191,   191,   191,   191,   191,   191,   191,   191,   191,
+     193,   191,   191,   191,   191,   191,   191,   191,   191,   191,
+     191,   191,   194,   191,   191,   191,   191,   195,   191,   196,
+     196,   196,   196,   196,   196,   196,   197,   197,   198,   198,
+     198,   198,   198,   198,   199,   199,   199,   199,   199,   199,
+     199,   199,   199,   200,   200,   200,   200,   200,   201,   202,
+     202,   202,   202,   203,   203,   203,   203,   203,   203,   203,
+     203,   203,   203,   203,   203,   203,   203,   204,   204,   204,
+     204,   204,   204,   204,   204,   204,   204,   205,   205,   205,
+     206,   205,   207,   205,   208,   205,   209,   205,   205,   205,
+     205,   205,   205,   205,   205,   205,   205,   210,   205,   211,
+     205,   212,   205,   213,   205,   214,   205,   215,   205,   216,
+     205,   217,   205,   218,   205,   219,   219,   220,   220,   220,
+     220,   220,   220,   220,   220,   220,   220,   221,   221,   222,
+     222,   223,   223,   224,   224,   225,   225,   225,   225,   225,
+     225,   225,   226,   226,   227,   227,   227,   227,   228,   228,
+     228,   229,   229,   230,   230,   230,   231,   231,   231,   231,
+     231,   231,   231,   231,   231,   231,   231,   231,   231,   231,
+     231,   231,   231,   231,   231,   231,   231,   231,   231,   231,
+     231,   231,   231,   231,   231,   231,   231,   231,   231,   231,
+     231,   231,   231,   231,   231,   231,   231,   231,   231,   231,
+     231,   231,   231,   231,   231,   231,   231,   231,   231,   231,
+     231,   231,   231,   231,   231,   231,   231,   231,   232,   232,
      232,   232,   232,   232,   232,   232,   232,   232,   232,   232,
-     232,   232,   232,   232,   232,   232,   232,   232,   232,   232,
-     232,   232,   232,   232,   232,   232,   232,   232,   232,   232,
-     232,   232,   232,   232,   232,   232,   232,   232,   232,   232,
-     232,   232,   232,   232,   232,   232,   232,   233,   233,   233,
-     233,   233,   233,   233,   233,   233,   233,   233,   233,   233,
-     233,   233,   233,   233,   233,   234,   234,   234,   234,   234,
-     235,   235,   235,   235,   236,   236,   237,   237,   237,   237,
-     237,   237,   238,   238,   239,   239,   239,   239,   239,   239,
-     239,   239,   239,   239,   239,   239,   239,   239,   240,   240,
-     240,   240,   241,   241,   241,   241,   242,   242,   243,   243,
-     244,   244,   244,   244,   245,   245,   245,   245,   245,   245,
-     245,   245,   245
+     232,   232,   232,   232,   232,   232,   233,   233,   233,   233,
+     233,   234,   234,   234,   234,   235,   235,   236,   236,   236,
+     236,   236,   236,   237,   237,   238,   238,   238,   238,   238,
+     238,   238,   238,   238,   238,   238,   238,   238,   238,   239,
+     239,   239,   239,   240,   240,   240,   240,   241,   241,   242,
+     242,   243,   243,   243,   243,   244,   244,   244,   244,   244,
+     244,   244,   244,   244
 };
 
 /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
@@ -1137,21 +1126,21 @@ static const yytype_uint8 yyr2[] =
        2,     2,     3,     2,     3,     9,     6,     0,     3,     0,
        1,     0,     2,     0,     2,     7,     6,     8,     5,     3,
        5,     6,     6,    12,    10,    10,    10,    10,     2,     3,
-       6,    11,    11,    11,    11,     1,     3,     2,     2,     2,
-       3,     3,     3,     3,     3,     3,     3,     3,     3,     3,
-       3,     3,     3,     3,     5,     4,     4,     4,     4,     4,
-       4,     4,     4,     4,     4,     6,     4,     4,     4,     4,
-       4,     4,     6,     6,     6,     4,     4,     4,     4,     4,
+       6,     1,     1,     2,     5,     7,     1,     3,     2,     2,
+       2,     3,     3,     3,     3,     3,     3,     3,     3,     3,
+       3,     3,     3,     3,     3,     5,     4,     4,     4,     4,
        4,     4,     4,     4,     4,     4,     6,     4,     4,     4,
-       4,     4,     4,     6,     6,     6,     4,     1,     1,     1,
-       1,     1,     1,     1,     1,     5,     4,     4,     2,     5,
-       3,     6,     4,     7,     6,     1,     2,     2,     3,     3,
-      11,     9,     7,     7,     1,     3,     1,     1,     2,     3,
-       4,     5,     1,     1,     2,     3,     3,     5,     4,     2,
-       2,     2,     2,     1,     1,     3,     4,     6,     1,     1,
-       3,     3,     9,     7,     1,     5,     3,     6,     1,     3,
-       1,     1,     3,     6,     1,     1,     4,     6,     6,     4,
-       4,     4,     6
+       4,     4,     4,     6,     6,     6,     4,     4,     4,     4,
+       4,     4,     4,     4,     4,     4,     4,     6,     4,     4,
+       4,     4,     4,     4,     6,     6,     6,     4,     1,     1,
+       1,     1,     1,     1,     1,     1,     5,     4,     4,     2,
+       5,     3,     6,     4,     7,     6,     1,     2,     2,     3,
+       3,    11,     9,     7,     7,     1,     3,     1,     1,     2,
+       3,     4,     5,     1,     1,     2,     3,     3,     5,     4,
+       2,     2,     2,     2,     1,     1,     3,     4,     6,     1,
+       1,     3,     3,     9,     7,     1,     5,     3,     6,     1,
+       3,     1,     1,     3,     6,     1,     1,     4,     6,     6,
+       4,     4,     4,     6
 };
 
 /* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
@@ -1165,327 +1154,319 @@ static const yytype_uint16 yydefact[] =
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,   191,
-       0,   196,     0,     0,   193,     0,     0,     0,     0,     0,
-       0,     0,     0,     5,     7,     6,     8,     9,    10,    21,
-      11,    12,    13,    20,    19,    14,    15,    16,    17,    18,
-      22,   337,   344,   404,    57,   338,   339,   340,     0,     0,
+       0,   196,     0,     0,   193,     0,     0,     0,     0,   271,
+     272,     5,     7,     6,     8,     9,    10,    21,    11,    12,
+      13,    20,    19,    14,    15,    16,    17,    18,     0,    22,
+     338,   345,   405,    57,   339,   340,   341,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,   405,     0,     0,     0,     0,   341,   342,
-     343,    61,    60,    59,    58,     0,     0,     0,    63,    62,
-       0,     0,     0,     0,   148,     0,     0,     0,   275,     0,
-       0,     0,     0,   181,     0,   183,   180,   184,   185,    91,
+       0,     0,   406,     0,     0,     0,     0,   342,   343,   344,
+      61,    60,    59,    58,     0,     0,     0,    63,    62,     0,
+       0,     0,     0,   148,     0,     0,     0,   276,     0,     0,
+       0,     0,   181,     0,   183,   180,   184,   185,    91,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,   186,     0,     0,     0,
-       0,     0,     0,   107,   120,   132,   137,     0,     0,     0,
+       0,     0,     0,     0,     0,   186,     0,     0,     0,     0,
+       0,     0,   107,   120,   132,   137,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,     0,   356,
+       0,     0,     0,     0,     0,   148,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,     0,   148,     0,   268,     0,
+       0,     0,     0,   345,   374,     0,     0,     0,     0,     0,
+       0,     0,   384,   385,   367,   373,     0,   368,     0,     0,
+       0,     0,   395,     0,     0,     0,     0,     0,   179,     0,
+       0,   192,     0,   148,     0,   148,   273,     0,     0,     0,
+       0,     0,   349,    32,   405,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-     355,     0,     0,     0,     0,     0,   148,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,     0,   148,     0,   268,
-       0,     0,     0,     0,   344,   373,     0,     0,     0,     0,
-       0,     0,     0,   383,   384,   366,   372,     0,   367,     0,
-       0,     0,     0,   394,     0,     0,     0,     0,     0,   179,
-       0,     0,   192,     0,   148,     0,   148,     0,     0,     0,
-       0,     0,     0,     0,     0,   348,    32,   404,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,     0,   345,   279,   278,   280,
+       0,     0,     0,     0,     0,     0,     0,     0,     0,   147,
+       0,   146,     0,    69,   176,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,     0,     0,     0,   344,
-     278,   277,   279,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,   147,     0,   146,     0,    69,   176,     0,     0,
+     173,   124,     0,     0,     0,    89,     0,     0,   389,   390,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,   173,   124,     0,     0,     0,    89,     0,
-       0,   388,   389,     0,     0,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,   251,   251,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,   251,   251,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,   357,   356,     0,     0,
-       0,     0,   148,   148,     0,     0,     0,     0,     0,     0,
-       0,   206,     0,   148,     0,     0,     0,     0,     0,   253,
-       0,     0,     0,   166,     0,     0,     0,   269,     0,     0,
-       0,     0,     0,     0,   379,     0,   380,   381,   382,     0,
-     277,   374,   368,     0,     0,     0,   259,   178,     0,     0,
-       0,     0,     0,   148,     0,     0,     0,     0,   194,   169,
-       0,   170,     0,   401,     0,   400,     0,     0,     0,     0,
-       0,   350,     0,     0,    71,     0,     0,     0,     0,     0,
+       0,     0,     0,   358,   357,     0,     0,     0,     0,   148,
+     148,     0,     0,     0,     0,     0,     0,     0,   206,     0,
+     148,     0,     0,     0,     0,     0,   253,     0,     0,     0,
+     166,     0,     0,     0,   269,     0,     0,     0,     0,     0,
+       0,   380,     0,   381,   382,   383,     0,   278,   375,   369,
+       0,     0,     0,   259,   178,     0,     0,     0,     0,     0,
+     148,     0,     0,     0,     0,   194,   169,     0,   170,     0,
+       0,     0,     0,   351,     0,     0,    71,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,     0,   402,
+       0,   401,     0,     0,     0,     0,     0,     0,     0,     0,
+     277,    57,     0,     0,     0,    57,     0,     0,     0,     0,
+       0,   143,     0,     0,     0,     0,   149,    65,     0,   294,
+     293,   292,   291,   287,   288,   290,   289,   282,   281,   283,
+     284,   285,   286,   125,     0,     0,     0,     0,    90,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,   276,    57,     0,     0,
-       0,    57,     0,     0,     0,     0,     0,   143,     0,     0,
-       0,     0,   149,    65,     0,   293,   292,   291,   290,   286,
-     287,   289,   288,   281,   280,   282,   283,   284,   285,   125,
-       0,     0,     0,     0,    90,     0,     0,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,     0,     0,   249,     0,
+       0,     0,   249,     0,     0,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,   111,     0,     0,     0,   360,
+     359,     0,     0,     0,     0,     0,     0,     0,     0,     0,
+     200,     0,     0,     0,     0,     0,     0,     0,     0,     0,
+     167,     0,     0,   163,     0,     0,     0,     0,   386,     0,
+       0,     0,     0,     0,   370,   377,     0,   283,   376,     0,
+       0,     0,     0,     0,     0,     0,     0,   195,     0,   171,
+     172,     0,     0,     0,   347,   353,     0,    42,     0,     0,
+       0,    55,     0,    33,    34,    35,    36,    37,   296,   317,
+     297,   318,   298,   319,   299,   320,   300,   321,   301,   322,
+     302,   323,   303,   324,   304,   325,   316,   337,   305,   326,
+       0,     0,   307,   328,   308,   329,   309,   330,   310,   331,
+     311,   332,   312,   333,     0,     0,     0,     0,     0,     0,
+       0,     0,   412,     0,     0,   410,   411,    82,     0,   407,
+       0,     0,     0,     0,     0,     0,     0,     0,    76,     0,
+       0,     0,     0,   348,     0,     0,     0,     0,     0,    25,
+      23,     0,     0,     0,    64,    92,     0,   391,   392,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,   111,     0,     0,     0,   359,   358,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,   200,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,   167,     0,     0,   163,
-       0,     0,     0,     0,   385,     0,     0,     0,     0,     0,
-     369,   376,     0,   282,   375,     0,     0,     0,     0,     0,
-       0,     0,     0,   195,     0,   171,   172,     0,     0,     0,
-       0,     0,     0,     0,   346,   352,     0,    42,     0,     0,
-       0,    55,     0,    33,    34,    35,    36,    37,   295,   316,
-     296,   317,   297,   318,   298,   319,   299,   320,   300,   321,
-     301,   322,   302,   323,   303,   324,   315,   336,   304,   325,
-       0,     0,   306,   327,   307,   328,   308,   329,   309,   330,
-     310,   331,   311,   332,     0,     0,     0,     0,     0,     0,
-     411,     0,     0,   409,   410,    82,     0,   406,     0,     0,
-       0,     0,     0,     0,     0,     0,    76,     0,     0,     0,
-       0,   347,     0,     0,     0,     0,     0,    25,    23,     0,
-       0,     0,    64,    92,     0,   390,   391,     0,     0,     0,
+       0,     0,     0,     0,     0,     0,   247,   252,   250,     0,
+     258,     0,     0,   100,   101,     0,     0,     0,     0,     0,
+       0,     0,     0,     0,     0,     0,     0,   139,   141,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,   247,   252,   250,     0,   258,     0,
-       0,   100,   101,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     0,     0,   139,   141,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,     0,     0,   235,     0,
-     197,     0,     0,     0,     0,     0,     0,   254,   260,     0,
-       0,     0,     0,     0,     0,     0,     0,     0,   346,   386,
-     378,   370,     0,     0,     0,     0,     0,     0,     0,   168,
-       0,     0,     0,     0,     0,   402,     0,     0,     0,     0,
-       0,     0,   349,     0,   345,     0,     0,     0,     0,     0,
-      29,     0,     0,     0,     0,     0,     0,     0,     0,     0,
+     235,     0,   197,     0,     0,     0,     0,     0,     0,   254,
+     260,     0,     0,     0,     0,     0,     0,     0,     0,     0,
+     347,   387,   379,   371,     0,     0,     0,     0,     0,     0,
+       0,   168,     0,     0,     0,     0,     0,   274,     0,     0,
+     350,     0,   346,     0,     0,     0,     0,     0,    29,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,   403,     0,
        0,     0,     0,    66,     0,     0,     0,     0,     0,    70,
-      72,    74,     0,     0,   398,     0,    80,     0,     0,     0,
-       0,   294,    24,     0,     0,     0,     0,     0,     0,   104,
+      72,    74,     0,     0,   399,     0,    80,     0,     0,     0,
+       0,   295,    24,     0,     0,     0,     0,     0,     0,   104,
      104,     0,     0,     0,     0,     0,     0,     0,     0,     0,
        0,   109,     0,     0,     0,     0,     0,     0,   256,     0,
        0,     0,     0,     0,     0,     0,     0,   262,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,   240,     0,
        0,   241,     0,   243,     0,   207,   236,     0,     0,     0,
      161,     0,     0,     0,   261,     0,   165,   164,   270,     0,
-      30,    31,     0,   377,   371,     0,     0,     0,   395,     0,
-       0,     0,   187,     0,     0,     0,     0,     0,     0,     0,
-     175,   351,   174,     0,     0,     0,     0,   364,     0,   305,
-     326,   312,   333,   313,   334,   314,   335,   412,   408,   354,
-     407,     0,    57,     0,     0,     0,     0,    67,     0,     0,
-       0,   396,     0,     0,     0,     0,    26,    27,     0,     0,
-       0,    93,   106,     0,     0,     0,     0,     0,   110,     0,
-       0,   127,   128,     0,     0,   112,   135,     0,     0,     0,
-     102,     0,   255,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,   177,     0,     0,     0,     0,   148,     0,   217,
-       0,   219,     0,   221,     0,   366,     0,     0,   242,   244,
-       0,     0,   201,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,   387,   115,   116,     0,     0,     0,     0,    83,
-       0,     0,     0,     0,     0,     0,   353,     0,    38,     0,
-       0,     0,     0,     0,    40,     0,     0,     0,    77,     0,
-       0,    78,     0,   399,   150,   151,   152,   153,     0,     0,
-      94,     0,   105,   113,   114,   118,     0,     0,   129,     0,
-       0,   257,   122,     0,     0,   248,   134,     0,     0,     0,
-       0,   119,     0,   130,   136,     0,     0,     0,     0,   363,
-       0,   362,     0,     0,   208,     0,     0,   209,     0,     0,
-     210,     0,     0,     0,     0,     0,     0,     0,   160,     0,
-       0,   159,     0,     0,     0,   154,     0,     0,     0,     0,
-     393,     0,   189,   188,     0,     0,     0,   403,     0,     0,
-       0,     0,    43,     0,     0,     0,   365,     0,     0,     0,
+      30,    31,     0,   378,   372,     0,     0,     0,   396,     0,
+       0,     0,   187,     0,     0,     0,   175,   352,   174,     0,
+       0,     0,     0,   365,     0,   306,   327,   313,   334,   314,
+     335,   315,   336,     0,   413,   409,   355,   408,     0,    57,
+       0,     0,     0,     0,    67,     0,     0,     0,   397,     0,
+       0,     0,     0,    26,    27,     0,     0,     0,    93,   106,
+       0,     0,     0,     0,     0,   110,     0,     0,   127,   128,
+       0,     0,   112,   135,     0,     0,     0,   102,     0,   255,
+       0,     0,     0,     0,     0,     0,     0,     0,     0,   177,
+       0,     0,     0,     0,   148,     0,   217,     0,   219,     0,
+     221,     0,   367,     0,     0,   242,   244,     0,     0,   201,
+       0,     0,     0,     0,     0,     0,     0,     0,     0,   388,
+     115,   116,     0,     0,     0,     0,    83,     0,   275,   354,
+       0,    38,     0,     0,     0,     0,     0,    40,     0,     0,
+       0,     0,    77,     0,     0,    78,     0,   400,   150,   151,
+     152,   153,     0,     0,    94,     0,   105,   113,   114,   118,
+       0,     0,   129,     0,     0,   257,   122,     0,     0,   248,
+     134,     0,     0,     0,     0,   119,     0,   130,   136,     0,
+       0,     0,     0,   364,     0,   363,     0,     0,   208,     0,
+       0,   209,     0,     0,   210,     0,     0,     0,     0,     0,
+       0,     0,   160,     0,     0,   159,     0,     0,     0,   154,
+       0,     0,     0,     0,   394,     0,   189,   188,     0,     0,
+       0,    43,     0,     0,     0,   366,     0,     0,     0,   404,
       68,    73,    75,     0,    81,     0,    28,     0,    96,     0,
        0,     0,     0,     0,     0,   123,   108,   121,   133,   138,
        0,     0,    87,    88,   148,     0,   142,     0,     0,     0,
        0,     0,     0,     0,   237,     0,     0,   148,     0,     0,
        0,     0,     0,   145,   144,     0,     0,     0,     0,    84,
-      85,     0,     0,     0,     0,     0,    39,     0,     0,     0,
-      41,    56,     0,   397,     0,     0,   264,   265,   266,   267,
-     126,     0,     0,     0,     0,     0,   361,     0,     0,     0,
-       0,     0,     0,     0,     0,     0,   246,     0,     0,     0,
-     202,     0,     0,   155,     0,     0,     0,   392,   190,     0,
-       0,     0,     0,     0,     0,     0,     0,     0,    79,     0,
-       0,    95,    97,     0,     0,     0,   140,     0,   223,     0,
-       0,   225,     0,     0,   227,     0,     0,     0,   238,     0,
-     198,     0,   148,     0,     0,     0,   117,    86,   271,   272,
-     273,   274,     0,    47,     0,    53,     0,     0,     0,   103,
-     131,   263,   360,   211,     0,     0,   218,   212,     0,     0,
-     220,   213,     0,     0,   222,     0,     0,     0,   204,     0,
-     158,     0,     0,     0,     0,     0,     0,     0,    99,    98,
-       0,   229,     0,   231,     0,   233,   239,   245,   203,   199,
-       0,     0,     0,     0,    44,     0,    51,     0,     0,     0,
-     214,     0,     0,   215,     0,     0,   216,     0,     0,   162,
-       0,   156,     0,    45,     0,     0,   182,     0,     0,     0,
-       0,     0,     0,   205,     0,     0,     0,     0,     0,   224,
-       0,   226,     0,   228,     0,   157,    46,    48,     0,    49,
-       0,     0,     0,     0,     0,     0,    54,   230,   232,   234,
-      50,    52
+      85,     0,    39,     0,     0,     0,    41,    56,     0,   398,
+       0,     0,   264,   265,   266,   267,   126,     0,     0,     0,
+       0,     0,   362,     0,     0,     0,     0,     0,     0,     0,
+       0,     0,   246,     0,     0,     0,   202,     0,     0,   155,
+       0,     0,     0,   393,   190,     0,     0,     0,     0,     0,
+      79,     0,     0,    95,    97,     0,     0,     0,   140,     0,
+     223,     0,     0,   225,     0,     0,   227,     0,     0,     0,
+     238,     0,   198,     0,   148,     0,     0,     0,   117,    86,
+       0,    47,     0,    53,     0,     0,     0,   103,   131,   263,
+     361,   211,     0,     0,   218,   212,     0,     0,   220,   213,
+       0,     0,   222,     0,     0,     0,   204,     0,   158,     0,
+       0,     0,     0,     0,     0,     0,    99,    98,     0,   229,
+       0,   231,     0,   233,   239,   245,   203,   199,     0,     0,
+       0,     0,    44,     0,    51,     0,     0,     0,   214,     0,
+       0,   215,     0,     0,   216,     0,     0,   162,     0,   156,
+       0,    45,     0,     0,   182,     0,     0,     0,     0,     0,
+       0,   205,     0,     0,     0,     0,     0,   224,     0,   226,
+       0,   228,     0,   157,    46,    48,     0,    49,     0,     0,
+       0,     0,     0,     0,    54,   230,   232,   234,    50,    52
 };
 
 /* YYDEFGOTO[NTERM-NUM].  */
 static const yytype_int16 yydefgoto[] =
 {
-      -1,     2,     3,    73,   749,    74,    75,   473,  1097,  1103,
-     673,   855,  1255,  1412,   674,  1374,  1438,   675,  1414,   676,
-     677,   859,   145,   265,    76,   565,   358,  1208,  1265,  1312,
-     780,  1134,  1025,   542,   384,   385,   386,   387,   233,   333,
-     334,    79,    80,    81,    82,    83,    84,   234,   811,  1331,
-    1390,   614,  1155,  1158,  1161,  1354,  1358,  1362,  1401,  1404,
-    1407,   807,   808,   917,   777,   588,   623,    86,    87,    88,
-      89,    90,   235,   148,   397,   200,   986,   987,   237,   238,
-     443,   245,   740,   885,   464,   465
+      -1,     2,     3,    71,   741,    72,    73,   465,  1080,  1086,
+     663,   843,  1231,  1380,   664,  1342,  1406,   665,  1382,   666,
+     667,   847,   144,   262,    74,   559,   355,  1188,  1241,  1284,
+     772,  1118,  1012,   536,   381,   382,   383,   384,   232,   330,
+     331,    77,    78,    79,    80,    81,    82,   233,   803,  1303,
+    1358,   608,  1139,  1142,  1145,  1322,  1326,  1330,  1369,  1372,
+    1375,   799,   800,   907,   769,   582,   617,    84,    85,    86,
+      87,    88,    89,   234,   147,   394,   199,   972,   973,   236,
+     237,   440,   244,   732,   875,   510,   511
 };
 
 /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
    STATE-NUM.  */
-#define YYPACT_NINF -1040
+#define YYPACT_NINF -1059
 static const yytype_int16 yypact[] =
 {
-    3721,    51,     9,  3836, -1040, -1040,  1784,     6,    -2,  -119,
-      29,    55,    66,    85,    91,   -42,  -103,    56,    77,    19,
-     102,   110,    18,   174,   197,   293,   306,   307,   360,   320,
-     340,   202,   341,   918,   270,   206,   257,   361,   263,   105,
-     105,   277,   481,   325,   359,   387,   396,    16,    37,   400,
-     452,   453,  1842,   463,   326,   345,   368,    23,    13, -1040,
-     371, -1040,   465,   334, -1040,   487,   507,    -4,    27,   375,
-     381,   385,   388, -1040, -1040, -1040, -1040, -1040, -1040, -1040,
-   -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040,
-   -1040, -1040,    20,   397,   477, -1040, -1040, -1040,   158,   203,
-     331,   335,   355,   358,   382,   407,   419,   431,   432,   478,
-     489,   514,   517,   527,   541,   592,   596,   616,   634,   423,
-     424,   440,   469, -1040,   557,   485,   504,   505, -1040, -1040,
-   -1040, -1040, -1040, -1040, -1040,  3548,  3548,  3548, -1040, -1040,
-    3548,  2961,    22,   623,   239,  2289,   670,   726, -1040,   675,
-     680,  3548,   682, -1040,  3548, -1040, -1040, -1040, -1040, -1040,
-    3548,  3364,  3548,  3548,   547,  3548,  3364,  3548,  3548,   551,
-    3364,  3548,  3548,  2289,   571,   559, -1040,   581,   585,  1842,
-    1842,  1842,   591, -1040, -1040, -1040, -1040,   595,   619,   622,
-    2289,  3548,   721,  2289,   105,   105,   105,  3548,  3548,   -95,
-   -1040,   -48,   105,   606,   620,   621,  3183,   -24,   -75,   637,
-     641,   642,  1842,  2289,   645,    38,   646, -1040,   767, -1040,
-     647,   660,   690,   701,   649, -1040,   720,    31,   813,   877,
-     894,  2438,  1627, -1040, -1040,  1811, -1040,   842, -1040,   850,
-    3548,  3548,  3548,   727,  3548,   745,   826,  3548,  3548, -1040,
-    3548,   931, -1040,   938, -1040,   939, -1040,   354,   354,   354,
-     354,   804,  3548,   953,   812, -1040, -1040, -1040,   955,  3548,
-    3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,
-    3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,
-    3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,
-    3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,
-    3548,   354,   354,   354,   354,  3548,   354,   354,   354,   732,
-     827,   827,   827,  6046,    74,  3364,  5287,    69,   834,   984,
-     856,   838, -1040,   845,  3914,  1006, -1040, -1040,  3548,  3548,
-    3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,  3548,
-    3548,  3548,  3548, -1040, -1040,   774,  -123,  3359,   165,  6067,
-    3364,  1836, -1040,    62,  6088,  6109,  3548,  6130,   366,  6151,
-    6172,  3548,   655,  6193,  6214,  1012,  3548,  3548,  3548,  3548,
-    1018,  1019,  1019,  3548,   879,   889,   906,   909,  3548,  3548,
-    3548,  1031,  4531,   912,  1037,   -45, -1040, -1040,  4611,  4637,
-     105,   105,   239,   239,   223,  3548,  3548,  3548,  3183,  3183,
-    3548,  3914,   240, -1040,  3548,  3548,  3548,  3548,  3548,  1057,
-    1058,  3548,  1060, -1040,  3548,  3548,  2029, -1040,  3364,  3364,
-    3548,  3548,  3116,  1063, -1040,  3548, -1040, -1040, -1040,  3364,
-     827, -1040, -1040,   665,  3548,  2587, -1040, -1040,  6235,  6256,
-    6277,   967,  4663, -1040,   914,  2955,  6298,  5310, -1040, -1040,
-    2178, -1040,  2327,   653,   922, -1040,   923,   925,   926,  3548,
-    5333,   169,  3548,    12, -1040,  6319,  5356,  6340,  5379,  6361,
-    5402,  6382,  5425,  6403,  5448,  6424,  5471,  6445,  5494,  6466,
-    5517,  6487,  5540,  6508,  5563,  6529,  5586,  4689,  4715,  6550,
-    5609,  6571,  5632,  6592,  5655,  6613,  5678,  6634,  5701,  6655,
-    5724,  4741,  4767,  4793,  4819,  4845,  4871,   -68,   927,   934,
-     935,   999,   932,   936,   933,  3548, -1040, -1040,  2289,   666,
-      83,   477,  3548,  1076,  1086,    25,   942, -1040,    57,    21,
-      26,    58, -1040, -1040,  3149,   471,  1016,  1104,  1104,   752,
-     752,   752,   752,   575,   575,   827,   827,   827,   827, -1040,
-       2,  3364,  3548,  1085, -1040,  1088,  1089,  3364,  3364,   991,
-    1092,  1093,  6676,  1094,   996,  1097,  1099,  6697,  1002,  1103,
-    1107,  3548,  6718,  3606,  6739,  6760,  3548,  2289,  1111,  1105,
-    6781,  3507,  3507,  3507,  3507,  6802,  6823,  6844,  2289,  3364,
-     962, -1040,   105,  3548,  3548, -1040, -1040,   959,   960,  3548,
-    4897,  4923,  4949,  4585,   704,   105,  2476,  6865,  3725,  6886,
-    6907,  6928,  3548,  1114,  3548,  6949, -1040,  5747,  5770, -1040,
-     691,   696,  5793,  5816, -1040,  3364,  5839,   968,  3915,   715,
-   -1040,  3326,  3364,   827, -1040,  1117,  1118,  1119,   973,  3548,
-    2625,  3548,  3548, -1040,    41, -1040, -1040,  3548,  1125,  1138,
-    1139,  1155,  1157,  5862,    75, -1040,  3943, -1040,  1017,  1020,
-    1009, -1040,  1162, -1040, -1040, -1040, -1040, -1040, -1040, -1040,
-   -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040,
-   -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040,
-    3548,  3548, -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040,
-   -1040, -1040, -1040, -1040,  3548,  3548,  3548,  3548,  3548,  3548,
-   -1040,  3364,   354, -1040, -1040, -1040,  3548, -1040,   354,  1165,
-    1023,    47,  3548,  1166,  1174,  1168, -1040,  1175,  1029,    23,
-    1177, -1040,  3364,  3364,  3364,  3364,  3548, -1040,  1047,   354,
-      -7,  4975, -1040,  1178,   105,  1836, -1040,  1131,  2289,  2289,
-    1181,  2289,   821,  2289,  2289,  1182,  1133,  2289,  2289,  1479,
-    1184,  1186,  1187,  1188,  1294, -1040, -1040,  1191, -1040,  1192,
-    1049,  7180, -1040,  1050,  1053,  1055,  1202,  1203,  1206,  1208,
-     729,  1194,   287,  5001,  5027, -1040, -1040,  3971,   105,   105,
-     105,  1212,  1211,  1061,  1069,    33,   114,   -30, -1040,   291,
-   -1040,   704,  1213,  1216,  1217,  1219,  1221,  7180, -1040,  1581,
-    1072,  1224,  1225,  1226,  1179,  1227,  1230,   742,   -11, -1040,
-   -1040, -1040,  3548,   763,  2289,  2289,  2289,  1233,  5053, -1040,
-    3575,   409,  1234,  1245,  5885, -1040,  1098,  1100,  1102,  1109,
-    1244,  1250, -1040,  1254, -1040,  1106,  3548,  3548,  2289,  1110,
-   -1040,  6970,  5908,  6991,  5931,  7012,  5954,  7033,  5977,    68,
-    1113,  7054,  1120, -1040,    74,   221,  1108,  1261,  1620, -1040,
-   -1040, -1040,    23,  3548, -1040,   764, -1040,   772,   773,   782,
-     794,  7180, -1040,  1264,    15,  3548,  3332,     1,  1116,  1214,
-    1214,  2289,  1269,  1124,  1126,  1276,  1279,  2289,  1129,  1282,
-    1283, -1040,  1285,  2289,  2289,  2289,  1288,  1287, -1040,  2289,
-    1289,  1290,  1307,  1308,  2289,  2289,  2289, -1040,  1311,   324,
-    3548,  3548,  3548,  1137,   -37,   -18,    92,  1143, -1040,  2289,
-    3548, -1040,  1315, -1040,  1316, -1040, -1040,  3183,   -12,  1991,
-   -1040,  1167,  1169,  2736, -1040,  3364, -1040, -1040, -1040,  1171,
-   -1040, -1040,  1172,  7180, -1040,  1324,  1325,  1231, -1040,  3548,
-    3548,  3548, -1040,  1326,  1327,  1183,  2289,  2289,  2289,  2289,
-   -1040,   169, -1040,  3548,  5079,  5105,   795, -1040,  3548, -1040,
-   -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040,
-   -1040,  2289,   477,  3548,  1329,  1332,    25, -1040,  1333,  6000,
-      23, -1040,  1334,  1336,  1337,  1338, -1040, -1040,   354,  5131,
-    3548,  7180, -1040,  3548,   105,  1340,  1341,  1342, -1040,  3548,
-    3548, -1040, -1040,  1343,  3548, -1040, -1040,  1345,  1346,  1347,
-    1248,  3548, -1040,  1349,  2289,  2289,  2289,  2289,  1350,   956,
-    1354,  3548, -1040,  3507,  3999,  7075,  3541,   239,   105,  1355,
-     105,  1356,   105,  1359,  3548,   618,  1210,  7096, -1040, -1040,
-    4027,   319, -1040,  1361,  1449,  1365,  2289,   105,  1449,  1366,
-     810,  3548, -1040, -1040, -1040,  2289,  3859,   697,  7117, -1040,
-    3034,  1369,  1218,  1220,  1222,  1223, -1040,   155,  7180,  3548,
-    3548,  2289,  1228,   823,  7180,  1371,  1375,  1699, -1040,  1368,
-    1376, -1040,  1235, -1040, -1040, -1040, -1040, -1040,  1378,  3548,
-    7180,  4055,   249, -1040, -1040, -1040,  4083,  4111, -1040,  4139,
-    1382, -1040, -1040,  1335,  1384,  7180, -1040,  1385,  1386,  1388,
-    1389, -1040,  1239, -1040, -1040,  4558,  2878,  1392,  1242, -1040,
-    3548, -1040,  1243,   321, -1040,  1246,   338, -1040,  1247,   372,
-   -1040,  1249,  6023,  1394,  2289,  1395,  1251,  3548, -1040,  2885,
-     436, -1040,   828,   438,   492, -1040,  1399,  4167,  1306,  3548,
-   -1040,  3548, -1040, -1040,  3364,  3027,  1403, -1040,  2289,  2289,
-    2289,  2289, -1040,  3548,  5157,  5183, -1040,  2289,  3548,  1405,
-   -1040, -1040, -1040,    23, -1040,  1309, -1040,  5209, -1040,  1406,
-    1409,  1410,  1411,  1412,  1262, -1040, -1040, -1040, -1040, -1040,
-    2289,  3364, -1040, -1040,   239,  3887, -1040,  3183,   704,  3183,
-     704,  3183,   704,  1418, -1040,   829,  2289, -1040,  4195,   105,
-    1433,  3364,   105, -1040, -1040,  3548,  4223,  4251,   840, -1040,
-   -1040,  1284,  1286,  1291,  1292,  1297,  7180,  3548,  3548,   843,
-    7180, -1040,  1434, -1040,  3548,   844, -1040, -1040, -1040, -1040,
-   -1040,  3548,   848,   851,  1293,  3548, -1040,  4279,   512,   351,
-    4307,   534,   365,  4335,   544,   379, -1040,  2289,  1435,  1377,
-    2774,  1298,   548, -1040,   855,   566,  3109, -1040, -1040,  1440,
-    1442,  1450,  1451,  1455,  3548,  7138,  5235,    32, -1040,  5261,
-    1458, -1040, -1040,  4363,  1480,  1481, -1040,  4391,  1486,  3548,
-    1487,  1488,  3548,  1489,  1490,  3548,  1491,  1344, -1040,  3548,
-   -1040,   704, -1040,  3364,  1493,  2885, -1040, -1040, -1040, -1040,
-   -1040, -1040,   860, -1040,  3548, -1040,  2289,  3548,  2140, -1040,
-   -1040, -1040, -1040, -1040,  1351,  4419, -1040, -1040,  1352,  4447,
-   -1040, -1040,  1353,  4475, -1040,  1494,  3176,   414,  3536,   864,
-   -1040,   587,   876,  1497,  1357,  7159,   888,  4503, -1040, -1040,
-     704,  1501,   704,  1505,   704,  1506, -1040, -1040, -1040, -1040,
-     704,  1507,  3364,  1509, -1040,   354, -1040,  1360,  1510,   613,
-   -1040,  1362,   644, -1040,  1364,   730, -1040,  1370,   857, -1040,
-     892, -1040,   893, -1040,  1374,  2289, -1040,  1512,   704,  1522,
-     704,  1526,   704, -1040,  1528,   354,  1529,   354,   896, -1040,
-     869, -1040,   904, -1040,   951, -1040, -1040, -1040,   897, -1040,
-    1530,  1531,  1532,  1533,   354,  1534, -1040, -1040, -1040, -1040,
-   -1040, -1040
+    3924,    52,    64,  4005, -1059, -1059,  1833,    57,   -35,   -72,
+      20,    74,    89,   113,   126,    44,  -104,    -9,    28,    26,
+      49,    60,    14,    63,    70,   123,   145,   152,   209,   193,
+     197,   252,   198,   202,   292,   -13,   110,   251,   172,   301,
+     301,   173,   256,    41,   269,   291,   298,    13,    59,   333,
+     372,   385,  1986,   388,   245,   262,   270,    15,     4, -1059,
+     276, -1059,   411,   278, -1059,   433,   444,     2,    32, -1059,
+   -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059,
+   -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059,    34, -1059,
+   -1059,    21,   286,    98, -1059, -1059, -1059,   277,   364,   367,
+     415,   428,   440,   448,   468,   495,   505,   514,   547,   561,
+     566,   569,   586,   587,   598,   601,   637,   638,   306,   309,
+     331,   335, -1059,   465,   336,   360,   386, -1059, -1059, -1059,
+   -1059, -1059, -1059, -1059,  3532,  3532,  3532, -1059, -1059,  3532,
+    1758,     9,   469,   457,  2427,   483,  1142, -1059,   534,   548,
+    3532,   506, -1059,  3532, -1059, -1059, -1059, -1059, -1059,  3532,
+    3456,  3532,  3532,   391,  3532,  3456,  3532,  3532,   416,  3456,
+    3532,  3532,  2427,   424,   430, -1059,   436,   441,  1986,  1986,
+    1986,   451, -1059, -1059, -1059, -1059,   459,   474,   484,  2427,
+    3532,   609,  2427,   301,   301,   301,  3532,  3532,   -67, -1059,
+      75,   301,   476,   480,   501,  3244,    81,  -100,   521,   522,
+     526,  1986,  2427,   535,    43,   509, -1059,   676, -1059,   531,
+     550,   544,   558,   325, -1059,   563,    33,   715,   722,   740,
+    2574,  1679, -1059, -1059,  3664, -1059,   744, -1059,   747,  3532,
+    3532,  3532,   602,  3532,   606,   666,  3532,  3532, -1059,  3532,
+     762, -1059,   769, -1059,   797, -1059, -1059,  2427,   621,  3532,
+     774,   627, -1059, -1059, -1059,   801,  3532,  3532,  3532,  3532,
+    3532,  3532,  3532,  3532,  3532,  3532,  3532,  3532,  3532,  3532,
+    3532,  3532,  3532,  3532,  3532,  3532,  3532,  3532,  3532,  3532,
+    3532,  3532,  3532,  3532,  3532,  3532,  3532,  3532,  3532,  3532,
+    3532,  3532,  3532,  3532,  3532,  3532,  3532,  3532,   315,   315,
+     315,   315,  3532,   315,   315,   315,   624,   643,   643,   643,
+    6322,    76,  3456,  5563,   319,   661,   809,   673,   674, -1059,
+     672,  4078,   826, -1059, -1059,  3532,  3532,  3532,  3532,  3532,
+    3532,  3532,  3532,  3532,  3532,  3532,  3532,  3532,  3532,  3532,
+   -1059, -1059,  1262,   161,  4861,    29,  6343,  3456,  3696, -1059,
+     232,  6364,  6385,  3532,  6406,   533,  6427,  6448,  3532,   640,
+    6469,  6490,   835,  3532,  3532,  3532,  3532,   845,   849,   849,
+    3532,   695,   712,   713,   717,  3532,  3532,  3532,   861,  4781,
+     723,   889,   -33, -1059, -1059,  4887,  4913,   301,   301,   457,
+     457,    67,  3532,  3532,  3532,  3244,  3244,  3532,  4078,    93,
+   -1059,  3532,  3532,  3532,  3532,  3532,   869,   893,  3532,   900,
+   -1059,  3532,  3532,  1086, -1059,  3456,  3456,  3532,  3532,  3091,
+     903, -1059,  3532, -1059, -1059, -1059,  3456,   643, -1059, -1059,
+     645,  3532,  2721, -1059, -1059,  6511,  6532,  6553,   810,  4939,
+   -1059,   757,  3715,  6574,  5586, -1059, -1059,  1362, -1059,  1423,
+     646,  3532,  5609,   -36,  3532,     6, -1059,  6595,  5632,  6616,
+    5655,  6637,  5678,  6658,  5701,  6679,  5724,  6700,  5747,  6721,
+    5770,  6742,  5793,  6763,  5816,  6784,  5839,  6805,  5862,  4965,
+    4991,  6826,  5885,  6847,  5908,  6868,  5931,  6889,  5954,  6910,
+    5977,  6931,  6000,  5017,  5043,  5069,  5095,  5121,  5147,   662,
+     168, -1059,   768,   788,   789,  1495,   775,   802,   779,  3532,
+   -1059, -1059,  2427,   665,   238,    98,  3532,   911,   938,    17,
+     799, -1059,   -86,    31,    30,   -57, -1059, -1059,  3734,   838,
+    1208,   901,   901,   763,   763,   763,   763,   395,   395,   643,
+     643,   643,   643, -1059,     5,  3456,  3532,   955, -1059,   962,
+     984,  3456,  3456,   896,   992,   998,  6952,  1002,   906,  1006,
+    1024,  6973,   927,  1037,  1039,  3532,  6994,  4109,  7015,  7036,
+    3532,  2427,  1045,  1048,  7057,  3597,  3597,  3597,  3597,  7078,
+    7099,  7120,  2427,  3456,   905, -1059,   301,  3532,  3532, -1059,
+   -1059,   904,   907,  3532,  5173,  5199,  5225,  4835,     7,   301,
+    1866,  7141,  4137,  7162,  7183,  7204,  3532,  1055,  3532,  7225,
+   -1059,  6023,  6046, -1059,   668,   692,  6069,  6092, -1059,  3456,
+    6115,   913,  4165,   693, -1059,  3761,  3456,   643, -1059,  1058,
+    1059,  1060,   916,  3532,  2033,  3532,  3532, -1059,    46, -1059,
+   -1059,  2427,  1063,  6138,    77, -1059,  4193, -1059,   922,   924,
+     919, -1059,  1069, -1059, -1059, -1059, -1059, -1059, -1059, -1059,
+   -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059,
+   -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059,
+    3532,  3532, -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059,
+   -1059, -1059, -1059, -1059,  3532,  3532,  3532,  3532,  3532,  3532,
+    3532,  1074, -1059,  3456,   315, -1059, -1059, -1059,  3532, -1059,
+     315,  1073,   929,    19,  3532,  1076,  1077,  2383, -1059,  1078,
+     934,    15,  1080, -1059,  3456,  3456,  3456,  3456,  3532, -1059,
+     952,   315,   169,  5251, -1059,  1081,   301,  3696, -1059,  1034,
+    2427,  2427,  1084,  2427,   798,  2427,  2427,  1089,  1036,  2427,
+    2427,  2530,  1093,  1094,  1095,  1097,  3809, -1059, -1059,  1099,
+   -1059,  1100,   959,  7456, -1059,   963,   980,   982,  1126,  1144,
+    1148,  1150,   703,  1156,   324,  5277,  5303, -1059, -1059,  4221,
+     301,   301,   301,  1157,  1158,  1008,  1017,    16,    40,   -29,
+   -1059,   352, -1059,     7,  1161,  1163,  1167,  1169,  1172,  7456,
+   -1059,  2677,  1015,  1174,  1177,  1181,  1133,  1183,  1184,   710,
+     -79, -1059, -1059, -1059,  3532,   742,  2427,  2427,  2427,  1187,
+    5329, -1059,  3780,   985,  1188,  1189,  1038, -1059,  1190,  1193,
+   -1059,  1192, -1059,  1051,  3532,  3532,  2427,  1047, -1059,  7246,
+    6161,  7267,  6184,  7288,  6207,  7309,  6230,  6253, -1059,   207,
+    1057,  7330,  1061, -1059,    76,   341,  1052,  1201,  2824, -1059,
+   -1059, -1059,    15,  3532, -1059,   764, -1059,   765,   771,   772,
+     776,  7456, -1059,  1194,     8,  3532,  3309,    10,  1054,  1149,
+    1149,  2427,  1205,  1062,  1065,  1207,  1210,  2427,  1066,  1212,
+    1216, -1059,  1209,  2427,  2427,  2427,  1219,  1218, -1059,  2427,
+    1222,  1223,  1224,  1225,  2427,  2427,  2427, -1059,  1226,   119,
+    3532,  3532,  3532,  1070,    88,   221,   275,  1085, -1059,  2427,
+    3532, -1059,  1220, -1059,  1230, -1059, -1059,  3244,   -11,  2133,
+   -1059,  1082,  1083,  2868, -1059,  3456, -1059, -1059, -1059,  1088,
+   -1059, -1059,  1096,  7456, -1059,  1233,  1234,  1151, -1059,  3532,
+    3532,  3532, -1059,  1238,  1239,  1245, -1059,   -36, -1059,  3532,
+    5355,  5381,   780, -1059,  3532, -1059, -1059, -1059, -1059, -1059,
+   -1059, -1059, -1059,  1103, -1059, -1059, -1059, -1059,  2427,    98,
+    3532,  1251,  1254,    17, -1059,  1253,  6276,    15, -1059,  1256,
+    1257,  1259,  1260, -1059, -1059,   315,  5407,  3532,  7456, -1059,
+    3532,   301,  1263,  1280,  1281, -1059,  3532,  3532, -1059, -1059,
+    1284,  3532, -1059, -1059,  1255,  1286,  1287,  1191,  3532, -1059,
+    1288,  2427,  2427,  2427,  2427,  1290,   937,  1292,  3532, -1059,
+    3597,  4249,  7351,  4025,   457,   301,  1294,   301,  1296,   301,
+    1297,  3532,   363,  1153,  7372, -1059, -1059,  4277,   419, -1059,
+    1298,  1531,  1299,  2427,   301,  1531,  1302,   792,  3532, -1059,
+   -1059, -1059,  2427,  4053,   752,  7393, -1059,  3162, -1059, -1059,
+     224,  7456,  3532,  3532,  2427,  1155,   793,  7456,  1307,  1306,
+    1308,  3215, -1059,  1309,  1311, -1059,  1166, -1059, -1059, -1059,
+   -1059, -1059,  1314,  3532,  7456,  4305,    12, -1059, -1059, -1059,
+    4333,  4361, -1059,  4389,  1310, -1059, -1059,  1268,  1316,  7456,
+   -1059,  1317,  1318,  1322,  1323, -1059,  1175, -1059, -1059,  4808,
+    3276,  1326,  1178, -1059,  3532, -1059,  1179,   421, -1059,  1198,
+     423, -1059,  1202,   429, -1059,  1203,  6299,  1328,  2427,  1332,
+    1204,  3532, -1059,  3015,   432, -1059,   806,   470,   482, -1059,
+    1350,  4417,  1261,  3532, -1059,  3532, -1059, -1059,  3456,  3561,
+    1354, -1059,  3532,  5433,  5459, -1059,  2427,  3532,  1357, -1059,
+   -1059, -1059, -1059,    15, -1059,  1264, -1059,  5485, -1059,  1358,
+    1360,  1361,  1363,  1364,  1217, -1059, -1059, -1059, -1059, -1059,
+    2427,  3456, -1059, -1059,   457,  4081, -1059,  3244,     7,  3244,
+       7,  3244,     7,  1365, -1059,   811,  2427, -1059,  4445,   301,
+    1367,  3456,   301, -1059, -1059,  3532,  4473,  4501,   827, -1059,
+   -1059,  1221,  7456,  3532,  3532,   832,  7456, -1059,  1372, -1059,
+    3532,   833, -1059, -1059, -1059, -1059, -1059,  3532,   836,   840,
+    1227,  3532, -1059,  4529,   488,   437,  4557,   490,   439,  4585,
+     511,   582, -1059,  2427,  1373,  1312,  2180,  1229,   537, -1059,
+     841,   539,  3626, -1059, -1059,  1374,  3532,  7414,  5511,    37,
+   -1059,  5537,  1381, -1059, -1059,  4613,  1380,  1382, -1059,  4641,
+    1383,  3532,  1399,  1400,  3532,  1401,  1402,  3532,  1415,  1231,
+   -1059,  3532, -1059,     7, -1059,  3456,  1418,  3015, -1059, -1059,
+     844, -1059,  3532, -1059,  2427,  3532,  2280, -1059, -1059, -1059,
+   -1059, -1059,  1272,  4669, -1059, -1059,  1276,  4697, -1059, -1059,
+    1277,  4725, -1059,  1427,  3645,   636,  2327,   852, -1059,   542,
+     863,  1431,  1283,  7435,   864,  4753, -1059, -1059,     7,  1433,
+       7,  1434,     7,  1435, -1059, -1059, -1059, -1059,     7,  1436,
+    3456,  1438, -1059,   315, -1059,  1291,  1439,   654, -1059,  1293,
+     677, -1059,  1295,   694, -1059,  1303,   719, -1059,   867, -1059,
+     870, -1059,  1304,  2427, -1059,  1441,     7,  1443,     7,  1445,
+       7, -1059,  1446,   315,  1451,   315,   871, -1059,   741, -1059,
+     755, -1059,   784, -1059, -1059, -1059,   874, -1059,  1457,  1458,
+    1459,  1460,   315,  1461, -1059, -1059, -1059, -1059, -1059, -1059
 };
 
 /* YYPGOTO[NTERM-NUM].  */
 static const yytype_int16 yypgoto[] =
 {
-   -1040, -1040, -1040, -1040,   648, -1040, -1040, -1040, -1040,   237,
-   -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040,
-   -1040, -1040,  -309,    -1, -1040, -1040, -1040, -1040, -1040, -1040,
-    -207, -1040,   643,  1541, -1040, -1040, -1040, -1040,     3,  -399,
-    -204, -1040, -1040, -1040, -1040, -1040, -1040,  1543, -1040, -1040,
-   -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040, -1040,
-   -1040,  -740,  -620, -1040, -1040,  1170, -1040, -1040, -1040, -1040,
-   -1040, -1040,    -6, -1040,    45, -1040, -1039,   444,   -80,   336,
-     -72,  -705,   542, -1040,  -248,     8
+   -1059, -1059, -1059, -1059,   584, -1059, -1059, -1059, -1059,   194,
+   -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059,
+   -1059, -1059,  -312,    -3, -1059, -1059, -1059, -1059, -1059, -1059,
+    -135, -1059,   581,  1479, -1059, -1059, -1059, -1059,     3,  -398,
+    -201, -1059, -1059, -1059, -1059, -1059, -1059,  1482, -1059, -1059,
+   -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059, -1059,
+   -1059,  -593,  -710, -1059, -1059,  1109, -1059, -1059, -1059, -1059,
+   -1059, -1059, -1059,    -6, -1059,    45, -1059, -1058,   422,   134,
+     316,   222,  -695,   499, -1059,  -282,    18
 };
 
 /* YYTABLE[YYPACT[STATE-NUM]].  What to do in state STATE-NUM.  If
@@ -1495,1628 +1476,1680 @@ static const yytype_int16 yypgoto[] =
 #define YYTABLE_NINF -5
 static const yytype_int16 yytable[] =
 {
-     147,   253,   411,   607,   608,   146,    78,  1022,   747,     5,
-     466,   467,   468,   426,   149,   528,   667,   246,   532,   150,
-     215,  1017,   169,   164,   261,   164,   327,   243,   560,   738,
-     169,   152,   255,   561,   884,   153,   434,  1172,  1345,   941,
-     801,   218,   422,   219,   423,   400,   401,   160,   842,   802,
-     460,   875,   462,   151,   161,   803,   804,     4,   801,   805,
-     806,   155,   402,   517,   518,   519,   520,   802,   522,   523,
-     524,   948,   156,   803,   804,   414,   531,   805,   806,   463,
-     267,   527,   415,   720,   199,   201,   220,   207,   721,   363,
-     527,   157,   400,   401,   368,   400,   401,   158,   372,   380,
-     381,   382,   268,   400,   401,   668,   669,   670,   671,   403,
-     159,   602,   119,   120,   121,   122,   400,   401,   123,  1058,
-     943,  1059,   400,   401,   942,   328,   329,   216,   945,   320,
-     321,   322,   419,   413,   323,   326,   138,   139,  1060,   748,
-    1061,   400,   401,   851,   894,   355,  1072,   332,   357,   568,
-     876,   877,   748,   254,   359,   361,   364,   365,  1259,   367,
-     361,   369,   370,   247,   361,   373,   374,   138,   139,   165,
-     672,   165,   262,   217,   263,   170,   166,  1008,   743,   264,
-     244,  1272,   739,   744,   256,   392,   154,   946,   435,  1346,
-     424,   398,   399,   126,   127,   843,   131,   132,   133,   134,
-     399,   131,   132,   133,   134,   944,   162,   160,   172,   616,
-     131,   132,   133,   134,   742,   745,   138,   139,   568,   997,
-     569,   732,   138,   139,   568,   440,   361,   163,  1002,   851,
-     138,   139,   400,   401,   448,   449,   450,   731,   452,   395,
-     396,   455,   456,   331,   457,   195,   196,   404,  1062,   650,
-    1063,   412,   167,   529,   179,   197,   470,   180,   190,   181,
-     168,   191,   198,   475,   476,   477,   478,   479,   480,   481,
-     482,   483,   484,   485,   486,   487,   488,   489,   490,   491,
-     492,   493,   494,   495,   496,   497,   498,   499,   500,   501,
-     502,   503,   504,   505,   506,   507,   508,   509,   510,   511,
-     512,   513,   514,   515,   516,  1113,  1192,  1376,   269,   521,
-     270,  1193,    38,    39,    40,    41,   138,   139,   563,   361,
-      46,   564,   187,    49,   171,   188,   533,   189,   946,   208,
-    1052,  1053,   544,   545,   546,   547,   548,   549,   550,   551,
-     552,   553,   554,   555,   556,   557,   558,   172,   131,   132,
-     133,   134,   173,   271,   440,   272,   630,   631,   463,   267,
-     572,   174,   175,   400,   401,   577,   176,   639,   138,   139,
-     582,   583,   584,   585,   209,   177,  1428,   590,   210,   609,
-     400,   401,   595,   596,   597,   783,   784,   785,   211,   400,
-     401,   119,   120,   121,   122,   178,   615,   123,   182,   610,
-     611,   612,   320,   321,   613,   332,   332,   192,   617,   618,
-     619,   620,   621,   193,   212,   625,   853,   971,   627,   628,
-     194,   801,   361,   361,   632,   633,   636,   400,   401,   638,
-     802,   400,   401,   361,   202,   801,   803,   804,   641,   643,
-     805,   806,   213,   930,   802,   605,   606,   947,   214,   801,
-     803,   804,   221,   396,   805,   806,   222,   223,   802,   400,
-     401,   400,   401,   663,   803,   804,   666,   239,   805,   806,
-     665,   249,   126,   127,   870,  1167,   240,  1227,   400,   401,
-     872,   273,   267,   274,   801,   275,   250,   276,  1279,   750,
-    1282,   251,  1285,   802,  1229,   241,   236,   362,  1262,   803,
-     804,   893,   362,   805,   806,   277,   362,   278,   279,  1320,
-     280,   252,   400,   401,   119,   120,   121,   122,   242,   636,
-     123,   248,   568,  1323,   574,   257,   735,   790,  1231,   733,
-     203,   258,   281,   204,   282,   259,   205,  1326,   260,   734,
-     338,   339,   340,   341,   342,   343,   344,   345,   346,   347,
-     348,   349,   350,   351,   266,   361,   751,   283,   352,   284,
-     972,   643,   755,   827,   315,  1001,  1003,   441,   362,   285,
-     833,   286,  1388,   311,   312,   769,   400,   401,   400,   401,
-     774,   287,   289,   288,   290,   781,   781,   781,   781,   335,
-     313,  1367,  1239,   361,  1241,   126,   127,   793,   794,   782,
-     782,   782,   782,   797,   340,   341,   342,   343,   344,   345,
-     346,   347,   348,   349,   350,   351,   817,   375,   819,   314,
-     352,   195,   196,   236,   236,   236,   444,   330,   291,   361,
-     292,   197,   400,   401,   391,   316,   361,   394,   206,   293,
-    1399,   294,  1402,   838,  1405,   840,   841,   792,  1242,   869,
-    1408,   844,   400,   401,   317,   318,   236,   420,  1152,   946,
-     809,   362,   946,   852,   295,   946,   296,   297,  1319,   298,
-     887,   888,   889,   890,   400,   401,   336,   299,  1430,   300,
-    1432,   353,  1434,   801,   400,   401,   354,   356,   400,   401,
-    1322,   301,   802,   302,   861,   862,   441,   366,   803,   804,
-    1325,   371,   805,   806,  1333,  1181,   400,   401,   863,   864,
-     865,   866,   867,   868,   801,   361,   377,   349,   350,   351,
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+       0,     0,     0,   349,     0,   567,   335,   336,   337,   338,
+     339,   340,   341,   342,   343,   344,   345,   346,   347,   348,
+       0,     0,     0,     0,   349,     0,   569,   335,   336,   337,
      338,   339,   340,   341,   342,   343,   344,   345,   346,   347,
-     348,   349,   350,   351,     0,     0,     0,     0,   352,     0,
-     678,   338,   339,   340,   341,   342,   343,   344,   345,   346,
-     347,   348,   349,   350,   351,     0,     0,     0,     0,   352,
-       0,   680,   338,   339,   340,   341,   342,   343,   344,   345,
-     346,   347,   348,   349,   350,   351,     0,     0,     0,     0,
-     352,     0,   682,   338,   339,   340,   341,   342,   343,   344,
-     345,   346,   347,   348,   349,   350,   351,     0,     0,     0,
-       0,   352,     0,   684,   338,   339,   340,   341,   342,   343,
-     344,   345,   346,   347,   348,   349,   350,   351,     0,     0,
-       0,     0,   352,     0,   686,   338,   339,   340,   341,   342,
-     343,   344,   345,   346,   347,   348,   349,   350,   351,     0,
-       0,     0,     0,   352,     0,   688,   338,   339,   340,   341,
-     342,   343,   344,   345,   346,   347,   348,   349,   350,   351,
-       0,     0,     0,     0,   352,     0,   690,   338,   339,   340,
-     341,   342,   343,   344,   345,   346,   347,   348,   349,   350,
-     351,     0,     0,     0,     0,   352,     0,   692,   338,   339,
-     340,   341,   342,   343,   344,   345,   346,   347,   348,   349,
-     350,   351,     0,     0,     0,     0,   352,     0,   694,   338,
+     348,     0,     0,     0,     0,   349,     0,   570,   335,   336,
+     337,   338,   339,   340,   341,   342,   343,   344,   345,   346,
+     347,   348,     0,     0,     0,     0,   349,     0,   573,   335,
+     336,   337,   338,   339,   340,   341,   342,   343,   344,   345,
+     346,   347,   348,     0,     0,     0,     0,   349,     0,   574,
+     335,   336,   337,   338,   339,   340,   341,   342,   343,   344,
+     345,   346,   347,   348,     0,     0,     0,     0,   349,     0,
+     639,   335,   336,   337,   338,   339,   340,   341,   342,   343,
+     344,   345,   346,   347,   348,     0,     0,     0,     0,   349,
+       0,   640,   335,   336,   337,   338,   339,   340,   341,   342,
+     343,   344,   345,   346,   347,   348,     0,     0,     0,     0,
+     349,     0,   641,   335,   336,   337,   338,   339,   340,   341,
+     342,   343,   344,   345,   346,   347,   348,     0,     0,     0,
+       0,   349,     0,   647,   335,   336,   337,   338,   339,   340,
+     341,   342,   343,   344,   345,   346,   347,   348,     0,     0,
+       0,     0,   349,     0,   668,   335,   336,   337,   338,   339,
+     340,   341,   342,   343,   344,   345,   346,   347,   348,     0,
+       0,     0,     0,   349,     0,   670,   335,   336,   337,   338,
      339,   340,   341,   342,   343,   344,   345,   346,   347,   348,
-     349,   350,   351,     0,     0,     0,     0,   352,     0,   696,
+       0,     0,     0,     0,   349,     0,   672,   335,   336,   337,
      338,   339,   340,   341,   342,   343,   344,   345,   346,   347,
-     348,   349,   350,   351,     0,     0,     0,     0,   352,     0,
-     698,   338,   339,   340,   341,   342,   343,   344,   345,   346,
-     347,   348,   349,   350,   351,     0,     0,     0,     0,   352,
-       0,   702,   338,   339,   340,   341,   342,   343,   344,   345,
-     346,   347,   348,   349,   350,   351,     0,     0,     0,     0,
-     352,     0,   704,   338,   339,   340,   341,   342,   343,   344,
-     345,   346,   347,   348,   349,   350,   351,     0,     0,     0,
-       0,   352,     0,   706,   338,   339,   340,   341,   342,   343,
-     344,   345,   346,   347,   348,   349,   350,   351,     0,     0,
-       0,     0,   352,     0,   708,   338,   339,   340,   341,   342,
-     343,   344,   345,   346,   347,   348,   349,   350,   351,     0,
-       0,     0,     0,   352,     0,   710,   338,   339,   340,   341,
-     342,   343,   344,   345,   346,   347,   348,   349,   350,   351,
-       0,     0,     0,     0,   352,     0,   712,   338,   339,   340,
-     341,   342,   343,   344,   345,   346,   347,   348,   349,   350,
-     351,     0,     0,     0,     0,   352,     0,   760,   338,   339,
-     340,   341,   342,   343,   344,   345,   346,   347,   348,   349,
-     350,   351,     0,     0,     0,     0,   352,     0,   765,   338,
+     348,     0,     0,     0,     0,   349,     0,   674,   335,   336,
+     337,   338,   339,   340,   341,   342,   343,   344,   345,   346,
+     347,   348,     0,     0,     0,     0,   349,     0,   676,   335,
+     336,   337,   338,   339,   340,   341,   342,   343,   344,   345,
+     346,   347,   348,     0,     0,     0,     0,   349,     0,   678,
+     335,   336,   337,   338,   339,   340,   341,   342,   343,   344,
+     345,   346,   347,   348,     0,     0,     0,     0,   349,     0,
+     680,   335,   336,   337,   338,   339,   340,   341,   342,   343,
+     344,   345,   346,   347,   348,     0,     0,     0,     0,   349,
+       0,   682,   335,   336,   337,   338,   339,   340,   341,   342,
+     343,   344,   345,   346,   347,   348,     0,     0,     0,     0,
+     349,     0,   684,   335,   336,   337,   338,   339,   340,   341,
+     342,   343,   344,   345,   346,   347,   348,     0,     0,     0,
+       0,   349,     0,   686,   335,   336,   337,   338,   339,   340,
+     341,   342,   343,   344,   345,   346,   347,   348,     0,     0,
+       0,     0,   349,     0,   688,   335,   336,   337,   338,   339,
+     340,   341,   342,   343,   344,   345,   346,   347,   348,     0,
+       0,     0,     0,   349,     0,   692,   335,   336,   337,   338,
      339,   340,   341,   342,   343,   344,   345,   346,   347,   348,
-     349,   350,   351,     0,     0,     0,     0,   352,     0,   770,
+       0,     0,     0,     0,   349,     0,   694,   335,   336,   337,
      338,   339,   340,   341,   342,   343,   344,   345,   346,   347,
-     348,   349,   350,   351,     0,     0,     0,     0,   352,     0,
-     772,   338,   339,   340,   341,   342,   343,   344,   345,   346,
-     347,   348,   349,   350,   351,     0,     0,     0,     0,   352,
-       0,   773,   338,   339,   340,   341,   342,   343,   344,   345,
-     346,   347,   348,   349,   350,   351,     0,     0,     0,     0,
-     352,     0,   779,   338,   339,   340,   341,   342,   343,   344,
-     345,   346,   347,   348,   349,   350,   351,     0,     0,     0,
-       0,   352,     0,   786,   338,   339,   340,   341,   342,   343,
-     344,   345,   346,   347,   348,   349,   350,   351,     0,     0,
-       0,     0,   352,     0,   787,   338,   339,   340,   341,   342,
-     343,   344,   345,   346,   347,   348,   349,   350,   351,     0,
-       0,     0,     0,   352,     0,   788,   338,   339,   340,   341,
-     342,   343,   344,   345,   346,   347,   348,   349,   350,   351,
-       0,     0,     0,     0,   352,     0,   812,   338,   339,   340,
-     341,   342,   343,   344,   345,   346,   347,   348,   349,   350,
-     351,     0,     0,     0,     0,   352,     0,   814,   338,   339,
-     340,   341,   342,   343,   344,   345,   346,   347,   348,   349,
-     350,   351,     0,     0,     0,     0,   352,     0,   815,   338,
+     348,     0,     0,     0,     0,   349,     0,   696,   335,   336,
+     337,   338,   339,   340,   341,   342,   343,   344,   345,   346,
+     347,   348,     0,     0,     0,     0,   349,     0,   698,   335,
+     336,   337,   338,   339,   340,   341,   342,   343,   344,   345,
+     346,   347,   348,     0,     0,     0,     0,   349,     0,   700,
+     335,   336,   337,   338,   339,   340,   341,   342,   343,   344,
+     345,   346,   347,   348,     0,     0,     0,     0,   349,     0,
+     702,   335,   336,   337,   338,   339,   340,   341,   342,   343,
+     344,   345,   346,   347,   348,     0,     0,     0,     0,   349,
+       0,   752,   335,   336,   337,   338,   339,   340,   341,   342,
+     343,   344,   345,   346,   347,   348,     0,     0,     0,     0,
+     349,     0,   757,   335,   336,   337,   338,   339,   340,   341,
+     342,   343,   344,   345,   346,   347,   348,     0,     0,     0,
+       0,   349,     0,   762,   335,   336,   337,   338,   339,   340,
+     341,   342,   343,   344,   345,   346,   347,   348,     0,     0,
+       0,     0,   349,     0,   764,   335,   336,   337,   338,   339,
+     340,   341,   342,   343,   344,   345,   346,   347,   348,     0,
+       0,     0,     0,   349,     0,   765,   335,   336,   337,   338,
      339,   340,   341,   342,   343,   344,   345,   346,   347,   348,
-     349,   350,   351,     0,     0,     0,     0,   352,     0,   816,
+       0,     0,     0,     0,   349,     0,   771,   335,   336,   337,
      338,   339,   340,   341,   342,   343,   344,   345,   346,   347,
-     348,   349,   350,   351,     0,     0,     0,     0,   352,     0,
-     820,   338,   339,   340,   341,   342,   343,   344,   345,   346,
-     347,   348,   349,   350,   351,     0,     0,     0,     0,   352,
-       0,   989,   338,   339,   340,   341,   342,   343,   344,   345,
-     346,   347,   348,   349,   350,   351,     0,     0,     0,     0,
-     352,     0,   991,   338,   339,   340,   341,   342,   343,   344,
-     345,   346,   347,   348,   349,   350,   351,     0,     0,     0,
-       0,   352,     0,   993,   338,   339,   340,   341,   342,   343,
-     344,   345,   346,   347,   348,   349,   350,   351,     0,     0,
-       0,     0,   352,     0,   995,   338,   339,   340,   341,   342,
-     343,   344,   345,   346,   347,   348,   349,   350,   351,     0,
-       0,     0,     0,   352,     0,   999,   338,   339,   340,   341,
-     342,   343,   344,   345,   346,   347,   348,   349,   350,   351,
-       0,     0,     0,     0,   352,     0,  1149,   338,   339,   340,
-     341,   342,   343,   344,   345,   346,   347,   348,   349,   350,
-     351,     0,     0,     0,     0,   352,     0,  1165,   338,   339,
-     340,   341,   342,   343,   344,   345,   346,   347,   348,   349,
-     350,   351,     0,     0,     0,     0,   352,     0,  1183,   338,
+     348,     0,     0,     0,     0,   349,     0,   778,   335,   336,
+     337,   338,   339,   340,   341,   342,   343,   344,   345,   346,
+     347,   348,     0,     0,     0,     0,   349,     0,   779,   335,
+     336,   337,   338,   339,   340,   341,   342,   343,   344,   345,
+     346,   347,   348,     0,     0,     0,     0,   349,     0,   780,
+     335,   336,   337,   338,   339,   340,   341,   342,   343,   344,
+     345,   346,   347,   348,     0,     0,     0,     0,   349,     0,
+     804,   335,   336,   337,   338,   339,   340,   341,   342,   343,
+     344,   345,   346,   347,   348,     0,     0,     0,     0,   349,
+       0,   806,   335,   336,   337,   338,   339,   340,   341,   342,
+     343,   344,   345,   346,   347,   348,     0,     0,     0,     0,
+     349,     0,   807,   335,   336,   337,   338,   339,   340,   341,
+     342,   343,   344,   345,   346,   347,   348,     0,     0,     0,
+       0,   349,     0,   808,   335,   336,   337,   338,   339,   340,
+     341,   342,   343,   344,   345,   346,   347,   348,     0,     0,
+       0,     0,   349,     0,   812,   335,   336,   337,   338,   339,
+     340,   341,   342,   343,   344,   345,   346,   347,   348,     0,
+       0,     0,     0,   349,     0,   975,   335,   336,   337,   338,
      339,   340,   341,   342,   343,   344,   345,   346,   347,   348,
-     349,   350,   351,     0,     0,     0,     0,   352,     0,  1343,
+       0,     0,     0,     0,   349,     0,   977,   335,   336,   337,
      338,   339,   340,   341,   342,   343,   344,   345,   346,   347,
-     348,   349,   350,   351,     0,     0,     0,     0,   352,     0,
-    1396,   338,   339,   340,   341,   342,   343,   344,   345,   346,
-     347,   348,   349,   350,   351,     0,     0,     0,     0,   352
+     348,     0,     0,     0,     0,   349,     0,   979,   335,   336,
+     337,   338,   339,   340,   341,   342,   343,   344,   345,   346,
+     347,   348,     0,     0,     0,     0,   349,     0,   981,   335,
+     336,   337,   338,   339,   340,   341,   342,   343,   344,   345,
+     346,   347,   348,     0,     0,     0,     0,   349,     0,   986,
+     335,   336,   337,   338,   339,   340,   341,   342,   343,   344,
+     345,   346,   347,   348,     0,     0,     0,     0,   349,     0,
+    1133,   335,   336,   337,   338,   339,   340,   341,   342,   343,
+     344,   345,   346,   347,   348,     0,     0,     0,     0,   349,
+       0,  1149,   335,   336,   337,   338,   339,   340,   341,   342,
+     343,   344,   345,   346,   347,   348,     0,     0,     0,     0,
+     349,     0,  1167,   335,   336,   337,   338,   339,   340,   341,
+     342,   343,   344,   345,   346,   347,   348,     0,     0,     0,
+       0,   349,     0,  1311,   335,   336,   337,   338,   339,   340,
+     341,   342,   343,   344,   345,   346,   347,   348,     0,     0,
+       0,     0,   349,     0,  1364,   335,   336,   337,   338,   339,
+     340,   341,   342,   343,   344,   345,   346,   347,   348,     0,
+       0,     0,     0,   349
 };
 
 static const yytype_int16 yycheck[] =
 {
-       6,     5,   206,   402,   403,     6,     3,     6,     6,     0,
-     258,   259,   260,   217,     6,   324,     4,     4,   327,    13,
-       4,     6,     4,     4,     4,     4,     4,     4,   151,     4,
-       4,   150,     5,   156,   739,     6,     5,  1076,     6,     6,
-      70,     4,     4,     6,     6,   140,   141,   150,     7,    79,
-     254,     4,   256,    55,   157,    85,    86,     6,    70,    89,
-      90,     6,   157,   311,   312,   313,   314,    79,   316,   317,
-     318,   811,     6,    85,    86,   150,     7,    89,    90,     4,
-       5,     7,   157,   151,    39,    40,    49,    42,   156,   161,
-       7,     6,   140,   141,   166,   140,   141,     6,   170,   179,
-     180,   181,    94,   140,   141,    93,    94,    95,    96,   157,
-     152,   156,    37,    38,    39,    40,   140,   141,    43,   156,
-       6,   158,   140,   141,    91,   103,   104,   111,   158,   135,
-     136,   137,   212,   157,   140,   141,   147,   148,   156,   137,
-     158,   140,   141,   154,   151,   151,   158,   144,   154,   156,
-     103,   104,   137,   157,   160,   161,   162,   163,  1197,   165,
-     166,   167,   168,   150,   170,   171,   172,   147,   148,   150,
-     158,   150,   152,   157,   154,   157,   157,   882,   157,   159,
-     157,  1220,   157,   157,   157,   191,   157,   807,   157,   157,
-     152,   197,   198,   118,   119,   154,   127,   128,   129,   130,
-     206,   127,   128,   129,   130,    91,   150,   150,   150,   413,
-     127,   128,   129,   130,   157,   157,   147,   148,   156,   151,
-     158,   530,   147,   148,   156,   231,   232,   150,     7,   154,
-     147,   148,   140,   141,   240,   241,   242,   154,   244,   194,
-     195,   247,   248,     4,   250,   140,   141,   202,   156,   453,
-     158,   206,   150,   325,    52,   150,   262,    55,    52,    57,
-     150,    55,   157,   269,   270,   271,   272,   273,   274,   275,
+       6,   399,   400,     6,   205,  1063,     3,     5,     4,   321,
+       4,     6,   324,     4,     6,   216,     6,     4,     4,     4,
+      55,     4,     6,     4,     6,     4,     6,   309,   310,   311,
+       4,   313,   314,   315,     4,     4,   731,     5,     5,    52,
+       6,    70,    55,     6,   148,     4,     6,     4,   148,     6,
+      79,   155,   253,     7,   255,   155,    85,    86,     6,    70,
+      89,    90,   148,     4,     0,     6,   145,   146,    79,   155,
+      13,   138,   139,   152,    85,    86,   148,    70,    89,    90,
+       6,     4,     5,     7,    39,    40,    79,    42,   155,   799,
+      49,   148,    85,    86,    53,     6,    89,    90,   155,    93,
+      94,    95,    96,     5,    63,   138,   139,    91,    49,   145,
+     146,    93,   103,   104,    37,    38,    39,    40,  1176,     6,
+      43,   154,   103,   104,   111,     6,     7,   156,   134,   135,
+     136,    91,     6,   139,   140,    37,    38,    39,    40,   148,
+     135,    43,  1200,   135,   150,   156,   143,   153,   138,   139,
+     138,   139,   148,   159,   160,   161,   162,   155,   164,   165,
+     166,   167,   156,   169,   170,   171,   145,   146,   155,   155,
+     155,   150,   155,   152,   148,   155,   148,   872,   157,   148,
+     151,   155,    59,   154,   190,   155,   155,   155,   155,   155,
+     196,   197,   155,   150,   150,   118,   119,   148,   152,   205,
+      55,   125,   126,   127,   128,   138,   139,    55,   148,   410,
+     803,   148,   524,   138,   139,     6,   118,   119,   148,   138,
+     139,   154,   145,   146,   230,   231,   138,   139,   938,   152,
+     155,   138,   139,   239,   240,   241,   155,   243,   193,   194,
+     246,   247,   154,   249,   156,     7,   201,   154,    55,   450,
+     205,    49,    55,   259,    52,    57,  1314,    55,   148,    57,
+     266,   267,   268,   269,   270,   271,   272,   273,   274,   275,
      276,   277,   278,   279,   280,   281,   282,   283,   284,   285,
      286,   287,   288,   289,   290,   291,   292,   293,   294,   295,
      296,   297,   298,   299,   300,   301,   302,   303,   304,   305,
-     306,   307,   308,   309,   310,  1010,   151,  1346,   150,   315,
-     152,   156,    73,    74,    75,    76,   147,   148,   153,   325,
-      81,   156,    52,    84,   150,    55,   327,    57,   948,     4,
-       6,     7,   338,   339,   340,   341,   342,   343,   344,   345,
-     346,   347,   348,   349,   350,   351,   352,   150,   127,   128,
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+     138,   139,   140,   141,   142,    -1,    -1,    -1,    -1,   147,
+      -1,   149,   129,   130,   131,   132,   133,   134,   135,   136,
+     137,   138,   139,   140,   141,   142,    -1,    -1,    -1,    -1,
+     147,    -1,   149,   129,   130,   131,   132,   133,   134,   135,
+     136,   137,   138,   139,   140,   141,   142,    -1,    -1,    -1,
+      -1,   147,    -1,   149,   129,   130,   131,   132,   133,   134,
+     135,   136,   137,   138,   139,   140,   141,   142,    -1,    -1,
+      -1,    -1,   147,    -1,   149,   129,   130,   131,   132,   133,
+     134,   135,   136,   137,   138,   139,   140,   141,   142,    -1,
+      -1,    -1,    -1,   147
 };
 
 /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
    symbol of state STATE-NUM.  */
 static const yytype_uint8 yystos[] =
 {
-       0,     1,   161,   162,     6,     0,     4,    12,    13,    36,
+       0,     1,   159,   160,     6,     0,     4,    12,    13,    36,
       41,    42,    44,    45,    46,    48,    49,    50,    51,    52,
       53,    54,    55,    56,    57,    58,    60,    61,    62,    63,
       64,    65,    66,    67,    68,    69,    71,    72,    73,    74,
       75,    76,    77,    78,    79,    80,    81,    82,    83,    84,
       87,    88,    92,    97,    98,    99,   100,   103,   105,   107,
-     108,   109,   110,   111,   112,   113,   114,   115,   116,   123,
-     124,   125,   126,   163,   165,   166,   184,   193,   198,   201,
-     202,   203,   204,   205,   206,   207,   227,   228,   229,   230,
-     231,     3,     4,     5,     7,     9,    10,    11,    14,    15,
-      16,    17,    18,    19,    20,    21,    22,    23,    24,    25,
-      26,    27,    28,    29,    30,    31,    32,    33,    34,    37,
-      38,    39,    40,    43,   111,   117,   118,   119,   120,   121,
-     122,   127,   128,   129,   130,   140,   141,   145,   147,   148,
-     150,   152,   154,   155,   157,   182,   183,   232,   233,   245,
-      13,    55,   150,     6,   157,     6,     6,     6,     6,   152,
-     150,   157,   150,   150,     4,   150,   157,   150,   150,     4,
-     157,   150,   150,    59,    55,    55,     6,    55,    55,    52,
-      55,    57,    57,    49,    52,    55,    57,    52,    55,    57,
-      52,    55,   150,    52,   157,   140,   141,   150,   157,   234,
-     235,   234,   157,    49,    52,    55,   157,   234,     4,    49,
-      53,    63,    55,    55,    52,     4,   111,   157,     4,     6,
-      49,    52,     4,     4,     4,     5,    35,    49,    52,    55,
-      57,   141,   157,   198,   207,   232,   237,   238,   239,     4,
-     150,   150,   150,     4,   157,   241,     4,   150,   150,     6,
-     152,     4,     4,     5,   157,     5,   157,   150,   150,   150,
-     150,     4,   152,   154,   159,   183,   157,     5,   245,   150,
-     152,   150,   152,   150,   152,   150,   152,   150,   152,   150,
-     152,   150,   152,   150,   152,   150,   152,   150,   152,   150,
-     152,   150,   152,   150,   152,   150,   152,   150,   152,   150,
-     152,   150,   152,   150,   152,   150,   152,   150,   152,   150,
-     152,   150,   150,   150,   150,     7,   150,   150,   150,     4,
-     232,   232,   232,   232,   153,   157,   232,     4,   103,   104,
-       4,     4,   198,   199,   200,   237,     6,     6,   131,   132,
-     133,   134,   135,   136,   137,   138,   139,   140,   141,   142,
-     143,   144,   149,     6,     6,   232,     5,   232,   186,   232,
-     141,   232,   239,   240,   232,   232,   150,   232,   240,   232,
-     232,   150,   240,   232,   232,   237,   150,   157,   150,   150,
-     238,   238,   238,   150,   194,   195,   196,   197,   150,   150,
-     150,   237,   232,     4,   237,   234,   234,   234,   232,   232,
-     140,   141,   157,   157,   234,   157,   157,   157,   140,   141,
-     150,   200,   234,   157,   150,   157,   150,   150,   150,   238,
-     237,   150,     4,     6,   152,   152,   200,     6,   157,   157,
-     152,   152,   152,   152,     5,   157,     5,     5,     5,   157,
-     232,   239,   158,   240,     8,   142,     6,     6,   232,   232,
-     232,   154,   232,   157,   106,   232,   232,   232,     6,     6,
-     200,     6,   200,     4,   244,   245,   244,   244,   244,   152,
-     232,     4,   157,   167,     6,   232,   232,   232,   232,   232,
-     232,   232,   232,   232,   232,   232,   232,   232,   232,   232,
-     232,   232,   232,   232,   232,   232,   232,   232,   232,   232,
-     232,   232,   232,   232,   232,   232,   232,   232,   232,   232,
-     232,   232,   232,   232,   232,   232,   232,   244,   244,   244,
-     244,   232,   244,   244,   244,   152,   151,     7,   182,   240,
-     153,     7,   182,   183,   154,     7,   152,   158,    49,    52,
-      55,    57,   193,     6,   232,   232,   232,   232,   232,   232,
-     232,   232,   232,   232,   232,   232,   232,   232,   232,     6,
-     151,   156,   156,   153,   156,   185,   151,   142,   156,   158,
-     151,   151,   232,   151,   158,   151,   151,   232,   158,   151,
-     151,     7,   232,   232,   232,   232,     7,     7,   225,   225,
-     232,   150,   150,   150,   150,   232,   232,   232,     7,   157,
-     151,     6,   156,   156,   156,   234,   234,   199,   199,   156,
-     232,   232,   232,   232,   211,   156,   200,   232,   232,   232,
-     232,   232,     7,   226,     7,   232,     6,   232,   232,   158,
-     240,   240,   232,   232,   153,   157,   232,     4,   232,   240,
-     158,   232,   157,   232,   239,   151,   151,   151,   103,   156,
-     200,   157,     8,   151,   153,   158,   158,   152,   154,   151,
-     151,   151,   151,   232,   153,   183,   232,     4,    93,    94,
-      95,    96,   158,   170,   174,   177,   179,   180,   151,   153,
-     151,   153,   151,   153,   151,   153,   151,   153,   151,   153,
-     151,   153,   151,   153,   151,   153,   151,   153,   151,   153,
-     156,   156,   151,   153,   151,   153,   151,   153,   151,   153,
-     151,   153,   151,   153,   156,   156,   156,   156,   156,   156,
-     151,   156,   156,   151,   151,     6,   156,   151,   156,   237,
-     158,   154,   182,   183,   245,   232,     6,     4,     4,   157,
-     242,   153,   157,   157,   157,   157,     8,     6,   137,   164,
-     240,   232,     6,     4,     7,   232,   239,   106,     7,     7,
-     151,     7,   106,     7,     7,   151,   106,     7,     7,   232,
-     151,   158,   151,   151,   232,   237,     4,   224,     6,   151,
-     190,   232,   245,   190,   190,   190,   151,   151,   151,   237,
-     240,   154,   234,   232,   232,   158,   158,   232,   156,   156,
-     156,    70,    79,    85,    86,    89,    90,   221,   222,   234,
-     158,   208,   151,   158,   151,   151,   151,   232,     6,   232,
-     151,   153,   153,   158,   158,   153,   153,   240,   153,   153,
-     158,   158,     8,   240,     7,     7,     7,   154,   232,   158,
-     232,   232,     7,   154,   232,     4,     7,     7,     7,     7,
-     153,   154,   183,   244,   158,   171,   150,   150,   157,   181,
-       6,   232,   232,   232,   232,   232,   232,   232,   232,   240,
-     244,   232,   244,     6,   153,     4,   103,   104,   232,     6,
-       6,     6,     7,   152,   241,   243,     6,   240,   240,   240,
-     240,   232,   137,   244,   151,   156,     7,   234,    55,   237,
-     237,     7,   237,    55,    57,   237,   237,     7,    57,   237,
-     237,     6,     7,     7,     7,     7,    70,   223,     6,     7,
-     151,   151,   151,   151,     7,     7,     7,     6,   158,     4,
-     156,   156,   156,   158,   234,   234,   234,     4,     6,   157,
-     150,     6,    91,     6,    91,   158,   222,   156,   221,     7,
-       6,     7,     7,     7,     6,   157,     6,     6,     6,    55,
-       6,     6,   158,   232,   158,   237,   237,   237,     4,   156,
-       8,     8,   151,     4,     4,   153,   157,   157,   157,   157,
-       6,     4,     6,   150,   232,   232,   236,   237,   157,   151,
-     153,   151,   153,   151,   153,   151,   153,   151,   151,   151,
-     151,   182,     7,   182,   183,   154,     7,     6,   241,   232,
-     156,   158,   158,   158,   158,   158,     6,     6,   164,   232,
-     157,   232,     6,   157,    63,   192,   192,   237,     6,   157,
-     157,     6,     6,   237,   157,     6,     6,     5,   237,   237,
-     237,     4,     6,   237,     7,     7,     7,     7,   237,   237,
-     237,     7,     6,     7,   232,   232,   232,   157,   156,   158,
-     156,   158,   156,   158,   152,   232,   237,   232,     6,     6,
-     232,   234,   158,     5,   157,   237,   157,   157,   157,   237,
-     240,   157,   153,     6,     6,   102,   232,   232,   232,     6,
-       7,   154,   237,   237,   237,   237,   183,   168,   232,   156,
-     156,   156,   158,   169,   232,   237,   245,   232,     6,     4,
-     242,     6,   153,   241,     6,     6,     6,     6,   244,   156,
-     232,   232,   234,     6,     6,     6,   232,   232,     6,   232,
-       5,     6,     6,   106,   191,   232,     6,   237,   237,   237,
-     237,     6,     4,     6,     6,   232,   232,   245,   158,   151,
-     156,   158,   199,   234,     6,   212,   234,     6,   213,   234,
-       6,   214,   232,   158,   156,   151,   158,   156,     6,   141,
-     234,     6,   236,   234,   234,     6,   158,   232,   237,   156,
-     158,     8,   158,   151,   157,   232,   245,     4,   156,   156,
-     156,   156,   151,   156,   232,   232,   237,   157,   156,   158,
-       6,     6,     6,     7,     6,   154,     6,   232,   187,   158,
-     158,   158,   158,     5,    53,     6,     6,     6,     6,     6,
-     157,   157,     6,     6,   157,   232,   158,   156,   157,   156,
-     157,   156,   157,   153,     6,   237,     7,   157,   232,   156,
-     158,   156,   156,     6,   158,   101,   232,   232,   240,     6,
-       6,   237,   237,   237,   237,   172,   232,   156,   156,   236,
-     232,     6,   241,   104,   156,   188,     6,     6,     6,     6,
-       6,   157,   236,   240,   199,   156,   158,   232,   234,   221,
-     232,   234,   221,   232,   234,   221,     6,   156,   158,   237,
-     200,   158,   234,     6,   240,   234,   232,   158,   158,   158,
-     158,   158,   158,   158,   157,   232,   232,   158,     6,   232,
-     156,   158,   189,   232,   158,   158,   158,   232,   158,   156,
-     158,   158,   156,   158,   158,   156,   158,   237,     6,    70,
-     158,   209,   157,   156,   158,   156,     6,     6,     6,     6,
-       6,     6,   169,   151,   156,     6,   157,   156,     4,   158,
-       6,     6,   158,     6,   215,   232,     6,     6,   216,   232,
-       6,     6,   217,   232,     6,   158,   232,   221,   200,   240,
-       6,   234,   240,   158,   175,   232,   236,   232,     5,   237,
-     157,   158,   157,   158,   157,   158,     6,     6,   158,   158,
-     210,   158,   156,   158,     6,   157,   151,   158,   158,   221,
-       6,   218,   221,     6,   219,   221,     6,   220,   221,     6,
-     240,     6,   173,   244,   178,   157,     6,   158,   157,   158,
-     157,   158,   157,   158,   158,   156,   158,   157,   236,     6,
-     221,     6,   221,     6,   221,     6,   244,     6,   176,   244,
-     158,   158,   158,   158,   156,   158,     6,     6,     6,     6,
-     244,     6
+     108,   109,   110,   111,   112,   113,   114,   115,   116,   120,
+     121,   161,   163,   164,   182,   191,   196,   199,   200,   201,
+     202,   203,   204,   205,   225,   226,   227,   228,   229,   230,
+       3,     4,     5,     7,     9,    10,    11,    14,    15,    16,
+      17,    18,    19,    20,    21,    22,    23,    24,    25,    26,
+      27,    28,    29,    30,    31,    32,    33,    34,    37,    38,
+      39,    40,    43,   111,   117,   118,   119,   122,   123,   124,
+     125,   126,   127,   128,   138,   139,   143,   145,   146,   148,
+     150,   152,   153,   155,   180,   181,   231,   232,   244,    13,
+      55,   148,     6,   155,     6,     6,     6,     6,   150,   148,
+     155,   148,   148,     4,   148,   155,   148,   148,     4,   155,
+     148,   148,    59,    55,    55,     6,    55,    55,    52,    55,
+      57,    57,    49,    52,    55,    57,    52,    55,    57,    52,
+      55,   148,    52,   155,   138,   139,   148,   155,   233,   234,
+     233,   155,    49,    52,    55,   155,   233,     4,    49,    53,
+      63,    55,    55,    52,     4,   111,   155,     4,     6,    49,
+      52,     4,     4,     4,     5,    35,    49,    52,    55,    57,
+     139,   155,   196,   205,   231,   236,   237,   238,     4,   148,
+     148,   148,     4,   155,   240,     4,   148,   148,     6,   150,
+       4,     4,     5,   155,     5,   155,     6,   155,     4,   150,
+     152,   157,   181,   155,     5,   244,   148,   150,   148,   150,
+     148,   150,   148,   150,   148,   150,   148,   150,   148,   150,
+     148,   150,   148,   150,   148,   150,   148,   150,   148,   150,
+     148,   150,   148,   150,   148,   150,   148,   150,   148,   150,
+     148,   150,   148,   150,   148,   150,   148,   150,   148,   148,
+     148,   148,     7,   148,   148,   148,     4,   231,   231,   231,
+     231,   151,   155,   231,     4,   103,   104,     4,     4,   196,
+     197,   198,   236,     6,     6,   129,   130,   131,   132,   133,
+     134,   135,   136,   137,   138,   139,   140,   141,   142,   147,
+       6,     6,   231,     5,   231,   184,   231,   139,   231,   238,
+     239,   231,   231,   148,   231,   239,   231,   231,   148,   239,
+     231,   231,   236,   148,   155,   148,   148,   237,   237,   237,
+     148,   192,   193,   194,   195,   148,   148,   148,   236,   231,
+       4,   236,   233,   233,   233,   231,   231,   138,   139,   155,
+     155,   233,   155,   155,   155,   138,   139,   148,   198,   233,
+     155,   148,   155,   148,   148,   148,   237,   236,   148,     4,
+       6,   150,   150,   198,     6,   155,   155,   150,   150,   150,
+     150,     5,   155,     5,     5,     5,   155,   231,   238,   156,
+     239,     8,   140,     6,     6,   231,   231,   231,   152,   231,
+     155,   106,   231,   231,   231,     6,     6,   198,     6,   198,
+     236,   150,   231,     4,   155,   165,     6,   231,   231,   231,
+     231,   231,   231,   231,   231,   231,   231,   231,   231,   231,
+     231,   231,   231,   231,   231,   231,   231,   231,   231,   231,
+     231,   231,   231,   231,   231,   231,   231,   231,   231,   231,
+     231,   231,   231,   231,   231,   231,   231,   231,   231,     4,
+     243,   244,   243,   243,   243,   231,   243,   243,   243,   150,
+     149,     7,   180,   239,   151,     7,   180,   181,   152,     7,
+     150,   156,    49,    52,    55,    57,   191,     6,   231,   231,
+     231,   231,   231,   231,   231,   231,   231,   231,   231,   231,
+     231,   231,   231,     6,   149,   154,   154,   151,   154,   183,
+     149,   140,   154,   156,   149,   149,   231,   149,   156,   149,
+     149,   231,   156,   149,   149,     7,   231,   231,   231,   231,
+       7,     7,   223,   223,   231,   148,   148,   148,   148,   231,
+     231,   231,     7,   155,   149,     6,   154,   154,   154,   233,
+     233,   197,   197,   154,   231,   231,   231,   231,   209,   154,
+     198,   231,   231,   231,   231,   231,     7,   224,     7,   231,
+       6,   231,   231,   156,   239,   239,   231,   231,   151,   155,
+     231,     4,   231,   239,   156,   231,   155,   231,   238,   149,
+     149,   149,   103,   154,   198,   155,     8,   149,   151,   156,
+     156,   154,   156,   231,   151,   181,   231,     4,    93,    94,
+      95,    96,   156,   168,   172,   175,   177,   178,   149,   151,
+     149,   151,   149,   151,   149,   151,   149,   151,   149,   151,
+     149,   151,   149,   151,   149,   151,   149,   151,   149,   151,
+     154,   154,   149,   151,   149,   151,   149,   151,   149,   151,
+     149,   151,   149,   151,   154,   154,   154,   154,   154,   154,
+     150,   152,   149,   154,   154,   149,   149,     6,   154,   149,
+     154,   236,   156,   152,   180,   181,   244,   231,     6,     4,
+       4,   155,   241,   151,   155,   155,   155,   155,     8,     6,
+     135,   162,   239,   231,     6,     4,     7,   231,   238,   106,
+       7,     7,   149,     7,   106,     7,     7,   149,   106,     7,
+       7,   231,   149,   156,   149,   149,   231,   236,     4,   222,
+       6,   149,   188,   231,   244,   188,   188,   188,   149,   149,
+     149,   236,   239,   152,   233,   231,   231,   156,   156,   231,
+     154,   154,   154,    70,    79,    85,    86,    89,    90,   219,
+     220,   233,   156,   206,   149,   156,   149,   149,   149,   231,
+       6,   231,   149,   151,   151,   156,   156,   151,   151,   239,
+     151,   151,   156,   156,     8,   239,     7,     7,     7,   152,
+     231,   156,   231,   231,     7,   152,   236,     6,   151,   152,
+     181,   243,   156,   169,   148,   148,   155,   179,     6,   231,
+     231,   231,   231,   231,   231,   231,   231,   231,     4,   239,
+     243,   231,   243,     6,   151,     4,   103,   104,   231,     6,
+       6,     6,     7,   150,   240,   242,     6,   239,   239,   239,
+     239,   231,   135,   243,   149,   154,     7,   233,    55,   236,
+     236,     7,   236,    55,    57,   236,   236,     7,    57,   236,
+     236,     6,     7,     7,     7,     7,    70,   221,     6,     7,
+     149,   149,   149,   149,     7,     7,     7,     6,   156,     4,
+     154,   154,   154,   156,   233,   233,   233,     4,     6,   155,
+     148,     6,    91,     6,    91,   156,   220,   154,   219,     7,
+       6,     7,     7,     7,     6,   155,     6,     6,     6,    55,
+       6,     6,   156,   231,   156,   236,   236,   236,     4,   154,
+       8,     8,   149,     4,     4,   156,     6,     4,     6,   148,
+     231,   231,   235,   236,   155,   149,   151,   149,   151,   149,
+     151,   149,   151,   151,   149,   149,   149,   149,   180,     7,
+     180,   181,   152,     7,     6,   240,   231,   154,   156,   156,
+     156,   156,   156,     6,     6,   162,   231,   155,   231,     6,
+     155,    63,   190,   190,   236,     6,   155,   155,     6,     6,
+     236,   155,     6,     6,     5,   236,   236,   236,     4,     6,
+     236,     7,     7,     7,     7,   236,   236,   236,     7,     6,
+       7,   231,   231,   231,   155,   154,   156,   154,   156,   154,
+     156,   150,   231,   236,   231,     6,     6,   231,   233,   156,
+       5,   155,   236,   155,   155,   155,   236,   239,   155,   151,
+       6,     6,   102,   231,   231,   231,     6,     7,     6,   181,
+     166,   231,   154,   154,   154,   156,   167,   231,   152,   236,
+     244,   231,     6,     4,   241,     6,   151,   240,     6,     6,
+       6,     6,   243,   154,   231,   231,   233,     6,     6,     6,
+     231,   231,     6,   231,     5,     6,     6,   106,   189,   231,
+       6,   236,   236,   236,   236,     6,     4,     6,     6,   231,
+     231,   244,   156,   149,   154,   156,   197,   233,     6,   210,
+     233,     6,   211,   233,     6,   212,   231,   156,   154,   149,
+     156,   154,     6,   139,   233,     6,   235,   233,   233,     6,
+     156,   231,   236,   154,   156,     8,   156,   149,   155,   231,
+     244,   149,   154,   231,   231,   236,   155,   154,   156,     4,
+       6,     6,     6,     7,     6,   152,     6,   231,   185,   156,
+     156,   156,   156,     5,    53,     6,     6,     6,     6,     6,
+     155,   155,     6,     6,   155,   231,   156,   154,   155,   154,
+     155,   154,   155,   151,     6,   236,     7,   155,   231,   154,
+     156,   154,   154,     6,   156,   101,   231,   231,   239,     6,
+       6,   170,   231,   154,   154,   235,   231,     6,   240,   104,
+     154,   186,     6,     6,     6,     6,     6,   155,   235,   239,
+     197,   154,   156,   231,   233,   219,   231,   233,   219,   231,
+     233,   219,     6,   154,   156,   236,   198,   156,   233,     6,
+     239,   233,   231,   156,   156,   156,   155,   231,   231,   156,
+       6,   231,   154,   156,   187,   231,   156,   156,   156,   231,
+     156,   154,   156,   156,   154,   156,   156,   154,   156,   236,
+       6,    70,   156,   207,   155,   154,   156,   154,     6,     6,
+     167,   149,   154,     6,   155,   154,     4,   156,     6,     6,
+     156,     6,   213,   231,     6,     6,   214,   231,     6,     6,
+     215,   231,     6,   156,   231,   219,   198,   239,     6,   233,
+     239,   156,   173,   231,   235,   231,     5,   236,   155,   156,
+     155,   156,   155,   156,     6,     6,   156,   156,   208,   156,
+     154,   156,     6,   155,   149,   156,   156,   219,     6,   216,
+     219,     6,   217,   219,     6,   218,   219,     6,   239,     6,
+     171,   243,   176,   155,     6,   156,   155,   156,   155,   156,
+     155,   156,   156,   154,   156,   155,   235,     6,   219,     6,
+     219,     6,   219,     6,   243,     6,   174,   243,   156,   156,
+     156,   156,   154,   156,     6,     6,     6,     6,   243,     6
 };
 
 #define yyerrok		(yyerrstatus = 0)
@@ -3131,9 +3164,18 @@ static const yytype_uint8 yystos[] =
 
 /* Like YYERROR except do call yyerror.  This remains here temporarily
    to ease the transition to the new meaning of YYERROR, for GCC.
-   Once GCC version 2 has supplanted version 1, this can go.  */
+   Once GCC version 2 has supplanted version 1, this can go.  However,
+   YYFAIL appears to be in use.  Nevertheless, it is formally deprecated
+   in Bison 2.4.2's NEWS entry, where a plan to phase it out is
+   discussed.  */
 
 #define YYFAIL		goto yyerrlab
+#if defined YYFAIL
+  /* This is here to suppress warnings from the GCC cpp's
+     -Wunused-macros.  Normally we don't worry about that warning, but
+     some users do, and we want to make it easy for users to remove
+     YYFAIL uses, which will produce warnings from Bison 2.5.  */
+#endif
 
 #define YYRECOVERING()  (!!yyerrstatus)
 
@@ -3190,7 +3232,7 @@ while (YYID (0))
    we won't break user code: when these are the locations we know.  */
 
 #ifndef YY_LOCATION_PRINT
-# if YYLTYPE_IS_TRIVIAL
+# if defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL
 #  define YY_LOCATION_PRINT(File, Loc)			\
      fprintf (File, "%d.%d-%d.%d",			\
 	      (Loc).first_line, (Loc).first_column,	\
@@ -3929,134 +3971,134 @@ yyreduce:
     {
         case 3:
 
-/* Line 1455 of yacc.c  */
-#line 163 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 159 "Gmsh.y"
     { yyerrok; return 1; ;}
     break;
 
   case 6:
 
-/* Line 1455 of yacc.c  */
-#line 174 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 170 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 7:
 
-/* Line 1455 of yacc.c  */
-#line 175 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 171 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 8:
 
-/* Line 1455 of yacc.c  */
-#line 176 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 172 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 9:
 
-/* Line 1455 of yacc.c  */
-#line 177 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 173 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 10:
 
-/* Line 1455 of yacc.c  */
-#line 178 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 174 "Gmsh.y"
     { List_Delete((yyvsp[(1) - (1)].l)); return 1; ;}
     break;
 
   case 11:
 
-/* Line 1455 of yacc.c  */
-#line 179 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 175 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 12:
 
-/* Line 1455 of yacc.c  */
-#line 180 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 176 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 13:
 
-/* Line 1455 of yacc.c  */
-#line 181 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 177 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 14:
 
-/* Line 1455 of yacc.c  */
-#line 182 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 178 "Gmsh.y"
     { List_Delete((yyvsp[(1) - (1)].l)); return 1; ;}
     break;
 
   case 15:
 
-/* Line 1455 of yacc.c  */
-#line 183 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 179 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 16:
 
-/* Line 1455 of yacc.c  */
-#line 184 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 180 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 17:
 
-/* Line 1455 of yacc.c  */
-#line 185 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 181 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 18:
 
-/* Line 1455 of yacc.c  */
-#line 186 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 182 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 19:
 
-/* Line 1455 of yacc.c  */
-#line 187 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 183 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 20:
 
-/* Line 1455 of yacc.c  */
-#line 188 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 184 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 21:
 
-/* Line 1455 of yacc.c  */
-#line 189 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 185 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 22:
 
-/* Line 1455 of yacc.c  */
-#line 190 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 186 "Gmsh.y"
     { return 1; ;}
     break;
 
   case 23:
 
-/* Line 1455 of yacc.c  */
-#line 195 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 191 "Gmsh.y"
     {
       (yyval.c) = (char*)"w";
     ;}
@@ -4064,8 +4106,8 @@ yyreduce:
 
   case 24:
 
-/* Line 1455 of yacc.c  */
-#line 199 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 195 "Gmsh.y"
     {
       (yyval.c) = (char*)"a";
     ;}
@@ -4073,8 +4115,8 @@ yyreduce:
 
   case 25:
 
-/* Line 1455 of yacc.c  */
-#line 206 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 202 "Gmsh.y"
     {
       Msg::Direct((yyvsp[(3) - (5)].c));
       Free((yyvsp[(3) - (5)].c));
@@ -4083,8 +4125,8 @@ yyreduce:
 
   case 26:
 
-/* Line 1455 of yacc.c  */
-#line 211 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 207 "Gmsh.y"
     {
       std::string tmp = FixRelativePath(gmsh_yyname, (yyvsp[(6) - (7)].c));
       FILE *fp = fopen(tmp.c_str(), (yyvsp[(5) - (7)].c));
@@ -4102,8 +4144,8 @@ yyreduce:
 
   case 27:
 
-/* Line 1455 of yacc.c  */
-#line 225 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 221 "Gmsh.y"
     {
       char tmpstring[1024];
       int i = PrintListOfDouble((yyvsp[(3) - (7)].c), (yyvsp[(5) - (7)].l), tmpstring);
@@ -4120,8 +4162,8 @@ yyreduce:
 
   case 28:
 
-/* Line 1455 of yacc.c  */
-#line 238 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 234 "Gmsh.y"
     {
       char tmpstring[1024];
       int i = PrintListOfDouble((yyvsp[(3) - (9)].c), (yyvsp[(5) - (9)].l), tmpstring);
@@ -4148,8 +4190,8 @@ yyreduce:
 
   case 29:
 
-/* Line 1455 of yacc.c  */
-#line 266 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 262 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       if(!strcmp((yyvsp[(1) - (6)].c), "View") && ViewData->finalize()){
@@ -4167,8 +4209,8 @@ yyreduce:
 
   case 30:
 
-/* Line 1455 of yacc.c  */
-#line 280 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 276 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       if(!strcmp((yyvsp[(2) - (6)].c), "View")){
@@ -4183,8 +4225,8 @@ yyreduce:
 
   case 31:
 
-/* Line 1455 of yacc.c  */
-#line 291 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 287 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       if(!strcmp((yyvsp[(2) - (6)].c), "View")){
@@ -4199,8 +4241,8 @@ yyreduce:
 
   case 32:
 
-/* Line 1455 of yacc.c  */
-#line 305 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 301 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       ViewData = new PViewDataList();
@@ -4210,36 +4252,36 @@ yyreduce:
 
   case 38:
 
-/* Line 1455 of yacc.c  */
-#line 319 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 315 "Gmsh.y"
     { ViewCoord.push_back((yyvsp[(1) - (1)].d)); ;}
     break;
 
   case 39:
 
-/* Line 1455 of yacc.c  */
-#line 321 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 317 "Gmsh.y"
     { ViewCoord.push_back((yyvsp[(3) - (3)].d)); ;}
     break;
 
   case 40:
 
-/* Line 1455 of yacc.c  */
-#line 326 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 322 "Gmsh.y"
     { if(ViewValueList) ViewValueList->push_back((yyvsp[(1) - (1)].d)); ;}
     break;
 
   case 41:
 
-/* Line 1455 of yacc.c  */
-#line 328 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 324 "Gmsh.y"
     { if(ViewValueList) ViewValueList->push_back((yyvsp[(3) - (3)].d)); ;}
     break;
 
   case 42:
 
-/* Line 1455 of yacc.c  */
-#line 333 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 329 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       if(!strncmp((yyvsp[(1) - (1)].c), "SP", 2)){
@@ -4347,8 +4389,8 @@ yyreduce:
 
   case 43:
 
-/* Line 1455 of yacc.c  */
-#line 437 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 433 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       if(ViewValueList){
@@ -4362,8 +4404,8 @@ yyreduce:
 
   case 44:
 
-/* Line 1455 of yacc.c  */
-#line 447 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 443 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       if(ViewValueList) (*ViewNumList)++;
@@ -4373,8 +4415,8 @@ yyreduce:
 
   case 45:
 
-/* Line 1455 of yacc.c  */
-#line 456 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 452 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       for(int i = 0; i < (int)strlen((yyvsp[(1) - (1)].c)) + 1; i++) ViewData->T2C.push_back((yyvsp[(1) - (1)].c)[i]);
@@ -4385,8 +4427,8 @@ yyreduce:
 
   case 46:
 
-/* Line 1455 of yacc.c  */
-#line 463 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 459 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       for(int i = 0; i < (int)strlen((yyvsp[(3) - (3)].c)) + 1; i++) ViewData->T2C.push_back((yyvsp[(3) - (3)].c)[i]);
@@ -4397,8 +4439,8 @@ yyreduce:
 
   case 47:
 
-/* Line 1455 of yacc.c  */
-#line 473 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 469 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       ViewData->T2D.push_back((yyvsp[(3) - (8)].d));
@@ -4411,8 +4453,8 @@ yyreduce:
 
   case 48:
 
-/* Line 1455 of yacc.c  */
-#line 482 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 478 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       ViewData->NbT2++;
@@ -4422,8 +4464,8 @@ yyreduce:
 
   case 49:
 
-/* Line 1455 of yacc.c  */
-#line 491 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 487 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       for(int i = 0; i < (int)strlen((yyvsp[(1) - (1)].c)) + 1; i++) ViewData->T3C.push_back((yyvsp[(1) - (1)].c)[i]);
@@ -4434,8 +4476,8 @@ yyreduce:
 
   case 50:
 
-/* Line 1455 of yacc.c  */
-#line 498 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 494 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       for(int i = 0; i < (int)strlen((yyvsp[(3) - (3)].c)) + 1; i++) ViewData->T3C.push_back((yyvsp[(3) - (3)].c)[i]);
@@ -4446,8 +4488,8 @@ yyreduce:
 
   case 51:
 
-/* Line 1455 of yacc.c  */
-#line 508 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 504 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       ViewData->T3D.push_back((yyvsp[(3) - (10)].d)); ViewData->T3D.push_back((yyvsp[(5) - (10)].d));
@@ -4459,8 +4501,8 @@ yyreduce:
 
   case 52:
 
-/* Line 1455 of yacc.c  */
-#line 516 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 512 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       ViewData->NbT3++;
@@ -4470,8 +4512,8 @@ yyreduce:
 
   case 53:
 
-/* Line 1455 of yacc.c  */
-#line 526 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 522 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       int type =
@@ -4491,8 +4533,8 @@ yyreduce:
 
   case 54:
 
-/* Line 1455 of yacc.c  */
-#line 545 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 541 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       int type =
@@ -4512,8 +4554,8 @@ yyreduce:
 
   case 55:
 
-/* Line 1455 of yacc.c  */
-#line 564 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 560 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       ViewValueList = &ViewData->Time;
@@ -4523,65 +4565,65 @@ yyreduce:
 
   case 56:
 
-/* Line 1455 of yacc.c  */
-#line 570 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 566 "Gmsh.y"
     {
     ;}
     break;
 
   case 57:
 
-/* Line 1455 of yacc.c  */
-#line 577 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 573 "Gmsh.y"
     { (yyval.i) = 0; ;}
     break;
 
   case 58:
 
-/* Line 1455 of yacc.c  */
-#line 578 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 574 "Gmsh.y"
     { (yyval.i) = 1; ;}
     break;
 
   case 59:
 
-/* Line 1455 of yacc.c  */
-#line 579 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 575 "Gmsh.y"
     { (yyval.i) = 2; ;}
     break;
 
   case 60:
 
-/* Line 1455 of yacc.c  */
-#line 580 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 576 "Gmsh.y"
     { (yyval.i) = 3; ;}
     break;
 
   case 61:
 
-/* Line 1455 of yacc.c  */
-#line 581 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 577 "Gmsh.y"
     { (yyval.i) = 4; ;}
     break;
 
   case 62:
 
-/* Line 1455 of yacc.c  */
-#line 585 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 581 "Gmsh.y"
     { (yyval.i) = 1; ;}
     break;
 
   case 63:
 
-/* Line 1455 of yacc.c  */
-#line 586 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 582 "Gmsh.y"
     { (yyval.i) = -1; ;}
     break;
 
   case 65:
 
-/* Line 1455 of yacc.c  */
-#line 595 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 591 "Gmsh.y"
     {
       if(!gmsh_yysymbols.count((yyvsp[(1) - (4)].c)) && (yyvsp[(2) - (4)].i) && List_Nbr((yyvsp[(3) - (4)].l)) == 1){
         yymsg(0, "Unknown variable '%s'", (yyvsp[(1) - (4)].c));
@@ -4645,8 +4687,8 @@ yyreduce:
 
   case 66:
 
-/* Line 1455 of yacc.c  */
-#line 658 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 654 "Gmsh.y"
     {
       gmsh_yysymbol &s(gmsh_yysymbols[(yyvsp[(1) - (6)].c)]);
       s.list = true;
@@ -4679,8 +4721,8 @@ yyreduce:
 
   case 67:
 
-/* Line 1455 of yacc.c  */
-#line 688 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 684 "Gmsh.y"
     {
       int index = (int)(yyvsp[(3) - (7)].d);
       if(!gmsh_yysymbols.count((yyvsp[(1) - (7)].c))){
@@ -4717,8 +4759,8 @@ yyreduce:
 
   case 68:
 
-/* Line 1455 of yacc.c  */
-#line 721 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 717 "Gmsh.y"
     {
       if(List_Nbr((yyvsp[(4) - (9)].l)) != List_Nbr((yyvsp[(8) - (9)].l))){
 	yymsg(0, "Incompatible array dimensions in affectation");
@@ -4768,8 +4810,8 @@ yyreduce:
 
   case 69:
 
-/* Line 1455 of yacc.c  */
-#line 767 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 763 "Gmsh.y"
     {
       if(!gmsh_yysymbols.count((yyvsp[(1) - (3)].c)))
 	yymsg(0, "Unknown variable '%s'", (yyvsp[(1) - (3)].c));
@@ -4788,8 +4830,8 @@ yyreduce:
 
   case 70:
 
-/* Line 1455 of yacc.c  */
-#line 782 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 778 "Gmsh.y"
     {
       if(!gmsh_yysymbols.count((yyvsp[(1) - (6)].c)))
 	yymsg(0, "Unknown variable '%s'", (yyvsp[(1) - (6)].c));
@@ -4809,8 +4851,8 @@ yyreduce:
 
   case 71:
 
-/* Line 1455 of yacc.c  */
-#line 798 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 794 "Gmsh.y"
     {
       gmsh_yystringsymbols[(yyvsp[(1) - (4)].c)] = std::string((yyvsp[(3) - (4)].c));
       Free((yyvsp[(1) - (4)].c));
@@ -4820,8 +4862,8 @@ yyreduce:
 
   case 72:
 
-/* Line 1455 of yacc.c  */
-#line 807 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 803 "Gmsh.y"
     {
       std::string tmp((yyvsp[(5) - (6)].c));
       StringOption(GMSH_SET|GMSH_GUI, (yyvsp[(1) - (6)].c), 0, (yyvsp[(3) - (6)].c), tmp);
@@ -4831,8 +4873,8 @@ yyreduce:
 
   case 73:
 
-/* Line 1455 of yacc.c  */
-#line 813 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 809 "Gmsh.y"
     {
       std::string tmp((yyvsp[(8) - (9)].c));
       StringOption(GMSH_SET|GMSH_GUI, (yyvsp[(1) - (9)].c), (int)(yyvsp[(3) - (9)].d), (yyvsp[(6) - (9)].c), tmp);
@@ -4842,8 +4884,8 @@ yyreduce:
 
   case 74:
 
-/* Line 1455 of yacc.c  */
-#line 822 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 818 "Gmsh.y"
     {
       double d = 0.;
       if(NumberOption(GMSH_GET, (yyvsp[(1) - (6)].c), 0, (yyvsp[(3) - (6)].c), d)){
@@ -4865,8 +4907,8 @@ yyreduce:
 
   case 75:
 
-/* Line 1455 of yacc.c  */
-#line 840 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 836 "Gmsh.y"
     {
       double d = 0.;
       if(NumberOption(GMSH_GET, (yyvsp[(1) - (9)].c), (int)(yyvsp[(3) - (9)].d), (yyvsp[(6) - (9)].c), d)){
@@ -4888,8 +4930,8 @@ yyreduce:
 
   case 76:
 
-/* Line 1455 of yacc.c  */
-#line 858 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 854 "Gmsh.y"
     {
       double d = 0.;
       if(NumberOption(GMSH_GET, (yyvsp[(1) - (5)].c), 0, (yyvsp[(3) - (5)].c), d)){
@@ -4902,8 +4944,8 @@ yyreduce:
 
   case 77:
 
-/* Line 1455 of yacc.c  */
-#line 867 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 863 "Gmsh.y"
     {
       double d = 0.;
       if(NumberOption(GMSH_GET, (yyvsp[(1) - (8)].c), (int)(yyvsp[(3) - (8)].d), (yyvsp[(6) - (8)].c), d)){
@@ -4916,8 +4958,8 @@ yyreduce:
 
   case 78:
 
-/* Line 1455 of yacc.c  */
-#line 879 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 875 "Gmsh.y"
     {
       ColorOption(GMSH_SET|GMSH_GUI, (yyvsp[(1) - (8)].c), 0, (yyvsp[(5) - (8)].c), (yyvsp[(7) - (8)].u));
       Free((yyvsp[(1) - (8)].c)); Free((yyvsp[(5) - (8)].c));
@@ -4926,8 +4968,8 @@ yyreduce:
 
   case 79:
 
-/* Line 1455 of yacc.c  */
-#line 884 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 880 "Gmsh.y"
     {
       ColorOption(GMSH_SET|GMSH_GUI, (yyvsp[(1) - (11)].c), (int)(yyvsp[(3) - (11)].d), (yyvsp[(8) - (11)].c), (yyvsp[(10) - (11)].u));
       Free((yyvsp[(1) - (11)].c)); Free((yyvsp[(8) - (11)].c));
@@ -4936,8 +4978,8 @@ yyreduce:
 
   case 80:
 
-/* Line 1455 of yacc.c  */
-#line 892 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 888 "Gmsh.y"
     {
       GmshColorTable *ct = GetColorTable(0);
       if(!ct)
@@ -4961,8 +5003,8 @@ yyreduce:
 
   case 81:
 
-/* Line 1455 of yacc.c  */
-#line 912 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 908 "Gmsh.y"
     {
       GmshColorTable *ct = GetColorTable((int)(yyvsp[(3) - (9)].d));
       if(!ct)
@@ -4986,8 +5028,8 @@ yyreduce:
 
   case 82:
 
-/* Line 1455 of yacc.c  */
-#line 935 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 931 "Gmsh.y"
     {
 #if defined(HAVE_MESH)
       if(!strcmp((yyvsp[(1) - (5)].c),"Background"))
@@ -5002,8 +5044,8 @@ yyreduce:
 
   case 83:
 
-/* Line 1455 of yacc.c  */
-#line 946 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 942 "Gmsh.y"
     {
 #if defined(HAVE_MESH)
       if(!GModel::current()->getFields()->newField((int)(yyvsp[(3) - (7)].d), (yyvsp[(6) - (7)].c)))
@@ -5015,8 +5057,8 @@ yyreduce:
 
   case 84:
 
-/* Line 1455 of yacc.c  */
-#line 954 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 950 "Gmsh.y"
     {
 #if defined(HAVE_MESH)
       Field *field = GModel::current()->getFields()->get((int)(yyvsp[(3) - (9)].d));
@@ -5042,8 +5084,8 @@ yyreduce:
 
   case 85:
 
-/* Line 1455 of yacc.c  */
-#line 976 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 972 "Gmsh.y"
     {
 #if defined(HAVE_MESH)
       Field *field = GModel::current()->getFields()->get((int)(yyvsp[(3) - (9)].d));
@@ -5070,8 +5112,8 @@ yyreduce:
 
   case 86:
 
-/* Line 1455 of yacc.c  */
-#line 999 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 995 "Gmsh.y"
     {
 #if defined(HAVE_MESH)
       Field *field = GModel::current()->getFields()->get((int)(yyvsp[(3) - (11)].d));
@@ -5100,8 +5142,8 @@ yyreduce:
 
   case 87:
 
-/* Line 1455 of yacc.c  */
-#line 1027 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1023 "Gmsh.y"
     {
 #if defined(HAVE_PLUGINS)
       try {
@@ -5117,8 +5159,8 @@ yyreduce:
 
   case 88:
 
-/* Line 1455 of yacc.c  */
-#line 1039 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1035 "Gmsh.y"
     {
 #if defined(HAVE_PLUGINS)
       try {
@@ -5134,8 +5176,8 @@ yyreduce:
 
   case 92:
 
-/* Line 1455 of yacc.c  */
-#line 1057 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1053 "Gmsh.y"
     {
       std::string key((yyvsp[(3) - (3)].c));
       std::vector<double> val(1, 0.);
@@ -5150,8 +5192,8 @@ yyreduce:
 
   case 93:
 
-/* Line 1455 of yacc.c  */
-#line 1068 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1064 "Gmsh.y"
     {
       std::string key((yyvsp[(3) - (5)].c));
       std::vector<double> val(1, (yyvsp[(5) - (5)].d));
@@ -5166,15 +5208,15 @@ yyreduce:
 
   case 94:
 
-/* Line 1455 of yacc.c  */
-#line 1079 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1075 "Gmsh.y"
     { floatOptions.clear(); charOptions.clear(); ;}
     break;
 
   case 95:
 
-/* Line 1455 of yacc.c  */
-#line 1081 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1077 "Gmsh.y"
     {
       std::string key((yyvsp[(3) - (9)].c));
       std::vector<double> val(1, (yyvsp[(6) - (9)].d));
@@ -5187,8 +5229,8 @@ yyreduce:
 
   case 98:
 
-/* Line 1455 of yacc.c  */
-#line 1097 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1093 "Gmsh.y"
     {
       std::string key((yyvsp[(2) - (3)].c));
       for(int i = 0; i < List_Nbr((yyvsp[(3) - (3)].l)); i++){
@@ -5203,8 +5245,8 @@ yyreduce:
 
   case 99:
 
-/* Line 1455 of yacc.c  */
-#line 1108 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1104 "Gmsh.y"
     {
       std::string key((yyvsp[(2) - (3)].c));
       std::string val((yyvsp[(3) - (3)].c));
@@ -5216,8 +5258,8 @@ yyreduce:
 
   case 100:
 
-/* Line 1455 of yacc.c  */
-#line 1121 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1117 "Gmsh.y"
     {
       (yyval.i) = (int)(yyvsp[(1) - (1)].d);
     ;}
@@ -5225,8 +5267,8 @@ yyreduce:
 
   case 101:
 
-/* Line 1455 of yacc.c  */
-#line 1125 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1121 "Gmsh.y"
     {
       (yyval.i) = GModel::current()->setPhysicalName
         (std::string((yyvsp[(1) - (1)].c)), curPhysDim,
@@ -5237,8 +5279,8 @@ yyreduce:
 
   case 102:
 
-/* Line 1455 of yacc.c  */
-#line 1135 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1131 "Gmsh.y"
     {
       (yyval.l) = 0;
     ;}
@@ -5246,8 +5288,8 @@ yyreduce:
 
   case 103:
 
-/* Line 1455 of yacc.c  */
-#line 1139 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1135 "Gmsh.y"
     {
       (yyval.l) = List_Create(1, 1, sizeof(Vertex*));
       Vertex *v = FindPoint((int)(yyvsp[(4) - (5)].d));
@@ -5261,8 +5303,8 @@ yyreduce:
 
   case 104:
 
-/* Line 1455 of yacc.c  */
-#line 1151 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1147 "Gmsh.y"
     {
       for(int i = 0; i < 4; i++) (yyval.v)[i] = 0.;
     ;}
@@ -5270,8 +5312,8 @@ yyreduce:
 
   case 105:
 
-/* Line 1455 of yacc.c  */
-#line 1155 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1151 "Gmsh.y"
     {
       for(int i = 0; i < 4; i++) (yyval.v)[i] = (yyvsp[(2) - (2)].v)[i];
     ;}
@@ -5279,8 +5321,8 @@ yyreduce:
 
   case 106:
 
-/* Line 1455 of yacc.c  */
-#line 1165 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1161 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (7)].d);
       if(FindPoint(num)){
@@ -5307,8 +5349,8 @@ yyreduce:
 
   case 107:
 
-/* Line 1455 of yacc.c  */
-#line 1188 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1184 "Gmsh.y"
     {
       curPhysDim = 0;
     ;}
@@ -5316,8 +5358,8 @@ yyreduce:
 
   case 108:
 
-/* Line 1455 of yacc.c  */
-#line 1192 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1188 "Gmsh.y"
     {
       int num = (int)(yyvsp[(5) - (9)].i);
       if(FindPhysicalGroup(num, MSH_PHYSICAL_POINT)){
@@ -5337,8 +5379,8 @@ yyreduce:
 
   case 109:
 
-/* Line 1455 of yacc.c  */
-#line 1208 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1204 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(3) - (6)].l)); i++){
 	double d;
@@ -5361,8 +5403,8 @@ yyreduce:
 
   case 110:
 
-/* Line 1455 of yacc.c  */
-#line 1230 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1226 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (7)].d);
       if(FindCurve(num)){
@@ -5384,8 +5426,8 @@ yyreduce:
 
   case 111:
 
-/* Line 1455 of yacc.c  */
-#line 1248 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1244 "Gmsh.y"
     {
       for (int i = 0; i < List_Nbr((yyvsp[(3) - (4)].l)); i++){
 	double dnum;
@@ -5410,8 +5452,8 @@ yyreduce:
 
   case 112:
 
-/* Line 1455 of yacc.c  */
-#line 1269 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1265 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (7)].d);
       if(FindCurve(num)){
@@ -5433,8 +5475,8 @@ yyreduce:
 
   case 113:
 
-/* Line 1455 of yacc.c  */
-#line 1287 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1283 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (8)].d);
       if(FindCurve(num)){
@@ -5468,8 +5510,8 @@ yyreduce:
 
   case 114:
 
-/* Line 1455 of yacc.c  */
-#line 1317 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1313 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (8)].d);
       if(FindCurve(num)){
@@ -5503,8 +5545,8 @@ yyreduce:
 
   case 115:
 
-/* Line 1455 of yacc.c  */
-#line 1347 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1343 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (7)].d);
       if(FindCurve(num)){
@@ -5526,8 +5568,8 @@ yyreduce:
 
   case 116:
 
-/* Line 1455 of yacc.c  */
-#line 1365 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1361 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (7)].d);
       if(FindCurve(num)){
@@ -5549,8 +5591,8 @@ yyreduce:
 
   case 117:
 
-/* Line 1455 of yacc.c  */
-#line 1383 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1379 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (11)].d);
       if(List_Nbr((yyvsp[(6) - (11)].l)) + (int)(yyvsp[(10) - (11)].d) + 1 != List_Nbr((yyvsp[(8) - (11)].l))){
@@ -5580,8 +5622,8 @@ yyreduce:
 
   case 118:
 
-/* Line 1455 of yacc.c  */
-#line 1409 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1405 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (8)].d);
       if(FindEdgeLoop(num)){
@@ -5603,8 +5645,8 @@ yyreduce:
 
   case 119:
 
-/* Line 1455 of yacc.c  */
-#line 1427 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1423 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (8)].d);
       if(FindCurve(num)){
@@ -5626,8 +5668,8 @@ yyreduce:
 
   case 120:
 
-/* Line 1455 of yacc.c  */
-#line 1445 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1441 "Gmsh.y"
     {
       curPhysDim = 1;
     ;}
@@ -5635,8 +5677,8 @@ yyreduce:
 
   case 121:
 
-/* Line 1455 of yacc.c  */
-#line 1449 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1445 "Gmsh.y"
     {
       int num = (int)(yyvsp[(5) - (9)].i);
       if(FindPhysicalGroup(num, MSH_PHYSICAL_LINE)){
@@ -5656,8 +5698,8 @@ yyreduce:
 
   case 122:
 
-/* Line 1455 of yacc.c  */
-#line 1468 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1464 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (8)].d);
       if(FindSurface(num)){
@@ -5679,8 +5721,8 @@ yyreduce:
 
   case 123:
 
-/* Line 1455 of yacc.c  */
-#line 1486 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1482 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (9)].d), type = 0;
       if(FindSurface(num)){
@@ -5723,8 +5765,8 @@ yyreduce:
 
   case 124:
 
-/* Line 1455 of yacc.c  */
-#line 1525 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1521 "Gmsh.y"
     {
       myGmshSurface = 0;
       (yyval.s).Type = 0;
@@ -5734,8 +5776,8 @@ yyreduce:
 
   case 125:
 
-/* Line 1455 of yacc.c  */
-#line 1531 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1527 "Gmsh.y"
     {
       myGmshSurface = gmshSurface::getSurface((int)(yyvsp[(3) - (4)].d));
       (yyval.s).Type = 0;
@@ -5745,8 +5787,8 @@ yyreduce:
 
   case 126:
 
-/* Line 1455 of yacc.c  */
-#line 1537 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1533 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (10)].d);
       myGmshSurface = gmshParametricSurface::NewParametricSurface(num, (yyvsp[(7) - (10)].c), (yyvsp[(8) - (10)].c), (yyvsp[(9) - (10)].c));
@@ -5757,8 +5799,8 @@ yyreduce:
 
   case 127:
 
-/* Line 1455 of yacc.c  */
-#line 1544 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1540 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (7)].d);
       if (List_Nbr((yyvsp[(6) - (7)].l)) != 2){
@@ -5787,8 +5829,8 @@ yyreduce:
 
   case 128:
 
-/* Line 1455 of yacc.c  */
-#line 1569 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1565 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (7)].d);
       if (List_Nbr((yyvsp[(6) - (7)].l)) != 2){
@@ -5817,8 +5859,8 @@ yyreduce:
 
   case 129:
 
-/* Line 1455 of yacc.c  */
-#line 1594 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1590 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (8)].d);
       if(FindSurfaceLoop(num)){
@@ -5839,8 +5881,8 @@ yyreduce:
 
   case 130:
 
-/* Line 1455 of yacc.c  */
-#line 1611 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1607 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (8)].d);
       if(FindSurface(num)){
@@ -5861,8 +5903,8 @@ yyreduce:
 
   case 131:
 
-/* Line 1455 of yacc.c  */
-#line 1629 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1625 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (12)].d);
       if(FindSurface(num)){
@@ -5896,8 +5938,8 @@ yyreduce:
 
   case 132:
 
-/* Line 1455 of yacc.c  */
-#line 1659 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1655 "Gmsh.y"
     {
       curPhysDim = 2;
     ;}
@@ -5905,8 +5947,8 @@ yyreduce:
 
   case 133:
 
-/* Line 1455 of yacc.c  */
-#line 1663 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1659 "Gmsh.y"
     {
       int num = (int)(yyvsp[(5) - (9)].i);
       if(FindPhysicalGroup(num, MSH_PHYSICAL_SURFACE)){
@@ -5926,8 +5968,8 @@ yyreduce:
 
   case 134:
 
-/* Line 1455 of yacc.c  */
-#line 1683 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1679 "Gmsh.y"
     {
       yymsg(0, "'Complex Volume' command is deprecated: use 'Volume' instead");
       int num = (int)(yyvsp[(4) - (8)].d);
@@ -5949,8 +5991,8 @@ yyreduce:
 
   case 135:
 
-/* Line 1455 of yacc.c  */
-#line 1701 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1697 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (7)].d);
       if(FindVolume(num)){
@@ -5971,8 +6013,8 @@ yyreduce:
 
   case 136:
 
-/* Line 1455 of yacc.c  */
-#line 1718 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1714 "Gmsh.y"
     {
       int num = (int)(yyvsp[(4) - (8)].d);
       if(FindVolume(num)){
@@ -5992,8 +6034,8 @@ yyreduce:
 
   case 137:
 
-/* Line 1455 of yacc.c  */
-#line 1734 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1730 "Gmsh.y"
     {
       curPhysDim = 3;
     ;}
@@ -6001,8 +6043,8 @@ yyreduce:
 
   case 138:
 
-/* Line 1455 of yacc.c  */
-#line 1738 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1734 "Gmsh.y"
     {
       int num = (int)(yyvsp[(5) - (9)].i);
       if(FindPhysicalGroup(num, MSH_PHYSICAL_VOLUME)){
@@ -6022,8 +6064,8 @@ yyreduce:
 
   case 139:
 
-/* Line 1455 of yacc.c  */
-#line 1760 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1756 "Gmsh.y"
     {
       TranslateShapes((yyvsp[(2) - (5)].v)[0], (yyvsp[(2) - (5)].v)[1], (yyvsp[(2) - (5)].v)[2], (yyvsp[(4) - (5)].l));
       (yyval.l) = (yyvsp[(4) - (5)].l);
@@ -6032,8 +6074,8 @@ yyreduce:
 
   case 140:
 
-/* Line 1455 of yacc.c  */
-#line 1765 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1761 "Gmsh.y"
     {
       RotateShapes((yyvsp[(3) - (11)].v)[0], (yyvsp[(3) - (11)].v)[1], (yyvsp[(3) - (11)].v)[2], (yyvsp[(5) - (11)].v)[0], (yyvsp[(5) - (11)].v)[1], (yyvsp[(5) - (11)].v)[2], (yyvsp[(7) - (11)].d), (yyvsp[(10) - (11)].l));
       (yyval.l) = (yyvsp[(10) - (11)].l);
@@ -6042,8 +6084,8 @@ yyreduce:
 
   case 141:
 
-/* Line 1455 of yacc.c  */
-#line 1770 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1766 "Gmsh.y"
     {
       SymmetryShapes((yyvsp[(2) - (5)].v)[0], (yyvsp[(2) - (5)].v)[1], (yyvsp[(2) - (5)].v)[2], (yyvsp[(2) - (5)].v)[3], (yyvsp[(4) - (5)].l));
       (yyval.l) = (yyvsp[(4) - (5)].l);
@@ -6052,8 +6094,8 @@ yyreduce:
 
   case 142:
 
-/* Line 1455 of yacc.c  */
-#line 1775 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1771 "Gmsh.y"
     {
       DilatShapes((yyvsp[(3) - (9)].v)[0], (yyvsp[(3) - (9)].v)[1], (yyvsp[(3) - (9)].v)[2], (yyvsp[(5) - (9)].d), (yyvsp[(8) - (9)].l));
       (yyval.l) = (yyvsp[(8) - (9)].l);
@@ -6062,8 +6104,8 @@ yyreduce:
 
   case 143:
 
-/* Line 1455 of yacc.c  */
-#line 1780 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1776 "Gmsh.y"
     {
       (yyval.l) = List_Create(3, 3, sizeof(Shape));
       if(!strcmp((yyvsp[(1) - (4)].c), "Duplicata")){
@@ -6090,8 +6132,8 @@ yyreduce:
 
   case 144:
 
-/* Line 1455 of yacc.c  */
-#line 1803 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1799 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       IntersectCurvesWithSurface((yyvsp[(4) - (9)].l), (int)(yyvsp[(8) - (9)].d), (yyval.l));
@@ -6101,8 +6143,8 @@ yyreduce:
 
   case 145:
 
-/* Line 1455 of yacc.c  */
-#line 1809 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1805 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape*));
       List_T *tmp = ListOfDouble2ListOfInt((yyvsp[(7) - (9)].l));
@@ -6114,22 +6156,22 @@ yyreduce:
 
   case 146:
 
-/* Line 1455 of yacc.c  */
-#line 1819 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1815 "Gmsh.y"
     { (yyval.l) = (yyvsp[(1) - (1)].l); ;}
     break;
 
   case 147:
 
-/* Line 1455 of yacc.c  */
-#line 1820 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1816 "Gmsh.y"
     { (yyval.l) = (yyvsp[(1) - (1)].l); ;}
     break;
 
   case 148:
 
-/* Line 1455 of yacc.c  */
-#line 1825 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1821 "Gmsh.y"
     {
       (yyval.l) = List_Create(3, 3, sizeof(Shape));
     ;}
@@ -6137,8 +6179,8 @@ yyreduce:
 
   case 149:
 
-/* Line 1455 of yacc.c  */
-#line 1829 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1825 "Gmsh.y"
     {
       List_Add((yyval.l), &(yyvsp[(2) - (2)].s));
     ;}
@@ -6146,8 +6188,8 @@ yyreduce:
 
   case 150:
 
-/* Line 1455 of yacc.c  */
-#line 1833 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1829 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(4) - (6)].l)); i++){
 	double d;
@@ -6174,8 +6216,8 @@ yyreduce:
 
   case 151:
 
-/* Line 1455 of yacc.c  */
-#line 1856 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1852 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(4) - (6)].l)); i++){
 	double d;
@@ -6202,8 +6244,8 @@ yyreduce:
 
   case 152:
 
-/* Line 1455 of yacc.c  */
-#line 1879 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1875 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(4) - (6)].l)); i++){
 	double d;
@@ -6230,8 +6272,8 @@ yyreduce:
 
   case 153:
 
-/* Line 1455 of yacc.c  */
-#line 1902 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1898 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(4) - (6)].l)); i++){
 	double d;
@@ -6258,8 +6300,8 @@ yyreduce:
 
   case 154:
 
-/* Line 1455 of yacc.c  */
-#line 1930 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1926 "Gmsh.y"
     {
 #if defined(HAVE_DINTEGRATION)
       if(List_Nbr((yyvsp[(7) - (8)].l)) == 4){
@@ -6284,8 +6326,8 @@ yyreduce:
 
   case 155:
 
-/* Line 1455 of yacc.c  */
-#line 1951 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1947 "Gmsh.y"
     {
 #if defined(HAVE_DINTEGRATION)
       int t = (int)(yyvsp[(4) - (10)].d);
@@ -6312,8 +6354,8 @@ yyreduce:
 
   case 156:
 
-/* Line 1455 of yacc.c  */
-#line 1975 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1971 "Gmsh.y"
     {
 #if defined(HAVE_DINTEGRATION)
       if(List_Nbr((yyvsp[(12) - (14)].l)) == 0){
@@ -6337,8 +6379,8 @@ yyreduce:
 
   case 157:
 
-/* Line 1455 of yacc.c  */
-#line 1996 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 1992 "Gmsh.y"
     {
 #if defined(HAVE_DINTEGRATION)
       if(List_Nbr((yyvsp[(14) - (16)].l)) == 0){
@@ -6363,8 +6405,8 @@ yyreduce:
 
   case 158:
 
-/* Line 1455 of yacc.c  */
-#line 2017 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2013 "Gmsh.y"
     {
 #if defined(HAVE_DINTEGRATION)
       if(List_Nbr((yyvsp[(10) - (12)].l)) == 1){
@@ -6388,8 +6430,8 @@ yyreduce:
 
   case 159:
 
-/* Line 1455 of yacc.c  */
-#line 2037 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2033 "Gmsh.y"
     {
 #if defined(HAVE_DINTEGRATION)
       if(!strcmp((yyvsp[(2) - (8)].c), "Union")){
@@ -6505,8 +6547,8 @@ yyreduce:
 
   case 160:
 
-/* Line 1455 of yacc.c  */
-#line 2149 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2145 "Gmsh.y"
     {
 #if defined(HAVE_DINTEGRATION)
       if(!strcmp((yyvsp[(2) - (8)].c), "MathEval")){
@@ -6529,8 +6571,8 @@ yyreduce:
 
   case 161:
 
-/* Line 1455 of yacc.c  */
-#line 2168 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2164 "Gmsh.y"
     {
 #if defined(HAVE_DINTEGRATION)
       if(!strcmp((yyvsp[(2) - (6)].c), "CutMesh")){
@@ -6572,8 +6614,8 @@ yyreduce:
 
   case 162:
 
-/* Line 1455 of yacc.c  */
-#line 2207 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2203 "Gmsh.y"
     {
 #if defined(HAVE_DINTEGRATION)
       if(!strcmp((yyvsp[(2) - (14)].c), "Cylinder") && List_Nbr((yyvsp[(12) - (14)].l)) == 1){
@@ -6680,8 +6722,8 @@ yyreduce:
 
   case 163:
 
-/* Line 1455 of yacc.c  */
-#line 2315 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2311 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(3) - (4)].l)); i++){
 	Shape TheShape;
@@ -6694,8 +6736,8 @@ yyreduce:
 
   case 164:
 
-/* Line 1455 of yacc.c  */
-#line 2324 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2320 "Gmsh.y"
     {
 #if defined(HAVE_MESH)
       GModel::current()->getFields()->deleteField((int)(yyvsp[(4) - (6)].d));
@@ -6705,8 +6747,8 @@ yyreduce:
 
   case 165:
 
-/* Line 1455 of yacc.c  */
-#line 2330 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2326 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       if(!strcmp((yyvsp[(2) - (6)].c), "View")){
@@ -6725,8 +6767,8 @@ yyreduce:
 
   case 166:
 
-/* Line 1455 of yacc.c  */
-#line 2345 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2341 "Gmsh.y"
     {
       if(!strcmp((yyvsp[(2) - (3)].c), "Meshes") || !strcmp((yyvsp[(2) - (3)].c), "All")){
         ClearProject();
@@ -6758,8 +6800,8 @@ yyreduce:
 
   case 167:
 
-/* Line 1455 of yacc.c  */
-#line 2373 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2369 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       if(!strcmp((yyvsp[(2) - (4)].c), "Empty") && !strcmp((yyvsp[(3) - (4)].c), "Views")){
@@ -6775,8 +6817,8 @@ yyreduce:
 
   case 168:
 
-/* Line 1455 of yacc.c  */
-#line 2390 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2386 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(4) - (5)].l)); i++){
 	Shape TheShape;
@@ -6789,8 +6831,8 @@ yyreduce:
 
   case 169:
 
-/* Line 1455 of yacc.c  */
-#line 2404 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2400 "Gmsh.y"
     {
       for(int i = 0; i < 4; i++)
 	VisibilityShape((yyvsp[(2) - (3)].c), i, 1);
@@ -6800,8 +6842,8 @@ yyreduce:
 
   case 170:
 
-/* Line 1455 of yacc.c  */
-#line 2410 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2406 "Gmsh.y"
     {
       for(int i = 0; i < 4; i++)
 	VisibilityShape((yyvsp[(2) - (3)].c), i, 0);
@@ -6811,8 +6853,8 @@ yyreduce:
 
   case 171:
 
-/* Line 1455 of yacc.c  */
-#line 2416 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2412 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(3) - (4)].l)); i++){
 	Shape TheShape;
@@ -6825,8 +6867,8 @@ yyreduce:
 
   case 172:
 
-/* Line 1455 of yacc.c  */
-#line 2425 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2421 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(3) - (4)].l)); i++){
 	Shape TheShape;
@@ -6839,8 +6881,8 @@ yyreduce:
 
   case 173:
 
-/* Line 1455 of yacc.c  */
-#line 2439 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2435 "Gmsh.y"
     {
       if(!strcmp((yyvsp[(1) - (3)].c), "Include")){
         std::string tmp = FixRelativePath(gmsh_yyname, (yyvsp[(2) - (3)].c));
@@ -6886,8 +6928,8 @@ yyreduce:
 
   case 174:
 
-/* Line 1455 of yacc.c  */
-#line 2481 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2477 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       if(!strcmp((yyvsp[(1) - (7)].c), "Save") && !strcmp((yyvsp[(2) - (7)].c), "View")){
@@ -6908,8 +6950,8 @@ yyreduce:
 
   case 175:
 
-/* Line 1455 of yacc.c  */
-#line 2498 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2494 "Gmsh.y"
     {
 #if defined(HAVE_POST) && defined(HAVE_MESH)
       if(!strcmp((yyvsp[(1) - (7)].c), "Background") && !strcmp((yyvsp[(2) - (7)].c), "Mesh")  && !strcmp((yyvsp[(3) - (7)].c), "View")){
@@ -6928,8 +6970,8 @@ yyreduce:
 
   case 176:
 
-/* Line 1455 of yacc.c  */
-#line 2513 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2509 "Gmsh.y"
     {
       if(!strcmp((yyvsp[(1) - (3)].c), "Sleep")){
 	SleepInSeconds((yyvsp[(2) - (3)].d));
@@ -6952,8 +6994,8 @@ yyreduce:
 
   case 177:
 
-/* Line 1455 of yacc.c  */
-#line 2532 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2528 "Gmsh.y"
     {
 #if defined(HAVE_PLUGINS)
        try {
@@ -6969,8 +7011,8 @@ yyreduce:
 
   case 178:
 
-/* Line 1455 of yacc.c  */
-#line 2544 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2540 "Gmsh.y"
     {
 #if defined(HAVE_POST)
       if(!strcmp((yyvsp[(2) - (3)].c), "ElementsFromAllViews"))
@@ -6998,8 +7040,8 @@ yyreduce:
 
   case 179:
 
-/* Line 1455 of yacc.c  */
-#line 2568 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2564 "Gmsh.y"
     {
       exit(0);
     ;}
@@ -7007,8 +7049,8 @@ yyreduce:
 
   case 180:
 
-/* Line 1455 of yacc.c  */
-#line 2572 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2568 "Gmsh.y"
     {
       // FIXME: this is a hack to force a transfer from the old DB to
       // the new DB. This will become unnecessary if/when we fill the
@@ -7019,8 +7061,8 @@ yyreduce:
 
   case 181:
 
-/* Line 1455 of yacc.c  */
-#line 2579 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2575 "Gmsh.y"
     {
       CTX::instance()->forcedBBox = 0;
       GModel::current()->importGEOInternals();
@@ -7030,8 +7072,8 @@ yyreduce:
 
   case 182:
 
-/* Line 1455 of yacc.c  */
-#line 2585 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2581 "Gmsh.y"
     {
       CTX::instance()->forcedBBox = 1;
       SetBoundingBox((yyvsp[(3) - (15)].d), (yyvsp[(5) - (15)].d), (yyvsp[(7) - (15)].d), (yyvsp[(9) - (15)].d), (yyvsp[(11) - (15)].d), (yyvsp[(13) - (15)].d));
@@ -7040,8 +7082,8 @@ yyreduce:
 
   case 183:
 
-/* Line 1455 of yacc.c  */
-#line 2590 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2586 "Gmsh.y"
     {
 #if defined(HAVE_OPENGL)
       drawContext::global()->draw();
@@ -7051,8 +7093,8 @@ yyreduce:
 
   case 184:
 
-/* Line 1455 of yacc.c  */
-#line 2596 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2592 "Gmsh.y"
     {
       GModel::current()->createTopologyFromMesh();
     ;}
@@ -7060,8 +7102,8 @@ yyreduce:
 
   case 185:
 
-/* Line 1455 of yacc.c  */
-#line 2600 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2596 "Gmsh.y"
     {
       GModel::current()->createTopologyFromMesh(1);
     ;}
@@ -7069,8 +7111,8 @@ yyreduce:
 
   case 186:
 
-/* Line 1455 of yacc.c  */
-#line 2604 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2600 "Gmsh.y"
     {
       GModel::current()->importGEOInternals();
       GModel::current()->refineMesh(CTX::instance()->mesh.secondOrderLinear);
@@ -7079,8 +7121,8 @@ yyreduce:
 
   case 187:
 
-/* Line 1455 of yacc.c  */
-#line 2614 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2610 "Gmsh.y"
     {
       LoopControlVariablesTab[ImbricatedLoop][0] = (yyvsp[(3) - (6)].d);
       LoopControlVariablesTab[ImbricatedLoop][1] = (yyvsp[(5) - (6)].d);
@@ -7101,8 +7143,8 @@ yyreduce:
 
   case 188:
 
-/* Line 1455 of yacc.c  */
-#line 2631 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2627 "Gmsh.y"
     {
       LoopControlVariablesTab[ImbricatedLoop][0] = (yyvsp[(3) - (8)].d);
       LoopControlVariablesTab[ImbricatedLoop][1] = (yyvsp[(5) - (8)].d);
@@ -7123,8 +7165,8 @@ yyreduce:
 
   case 189:
 
-/* Line 1455 of yacc.c  */
-#line 2648 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2644 "Gmsh.y"
     {
       LoopControlVariablesTab[ImbricatedLoop][0] = (yyvsp[(5) - (8)].d);
       LoopControlVariablesTab[ImbricatedLoop][1] = (yyvsp[(7) - (8)].d);
@@ -7149,8 +7191,8 @@ yyreduce:
 
   case 190:
 
-/* Line 1455 of yacc.c  */
-#line 2669 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2665 "Gmsh.y"
     {
       LoopControlVariablesTab[ImbricatedLoop][0] = (yyvsp[(5) - (10)].d);
       LoopControlVariablesTab[ImbricatedLoop][1] = (yyvsp[(7) - (10)].d);
@@ -7175,8 +7217,8 @@ yyreduce:
 
   case 191:
 
-/* Line 1455 of yacc.c  */
-#line 2690 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2686 "Gmsh.y"
     {
       if(ImbricatedLoop <= 0){
 	yymsg(0, "Invalid For/EndFor loop");
@@ -7215,8 +7257,8 @@ yyreduce:
 
   case 192:
 
-/* Line 1455 of yacc.c  */
-#line 2725 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2721 "Gmsh.y"
     {
       if(!FunctionManager::Instance()->createFunction
          ((yyvsp[(2) - (2)].c), gmsh_yyin, gmsh_yyname, gmsh_yylineno))
@@ -7228,8 +7270,8 @@ yyreduce:
 
   case 193:
 
-/* Line 1455 of yacc.c  */
-#line 2733 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2729 "Gmsh.y"
     {
       if(!FunctionManager::Instance()->leaveFunction
          (&gmsh_yyin, gmsh_yyname, gmsh_yylineno))
@@ -7239,8 +7281,8 @@ yyreduce:
 
   case 194:
 
-/* Line 1455 of yacc.c  */
-#line 2739 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2735 "Gmsh.y"
     {
       if(!FunctionManager::Instance()->enterFunction
          ((yyvsp[(2) - (3)].c), &gmsh_yyin, gmsh_yyname, gmsh_yylineno))
@@ -7251,8 +7293,8 @@ yyreduce:
 
   case 195:
 
-/* Line 1455 of yacc.c  */
-#line 2746 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2742 "Gmsh.y"
     {
       if(!(yyvsp[(3) - (4)].d)) skip_until("If", "EndIf");
     ;}
@@ -7260,16 +7302,16 @@ yyreduce:
 
   case 196:
 
-/* Line 1455 of yacc.c  */
-#line 2750 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2746 "Gmsh.y"
     {
     ;}
     break;
 
   case 197:
 
-/* Line 1455 of yacc.c  */
-#line 2759 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2755 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShapes(TRANSLATE, (yyvsp[(4) - (5)].l),
@@ -7281,8 +7323,8 @@ yyreduce:
 
   case 198:
 
-/* Line 1455 of yacc.c  */
-#line 2767 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2763 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShapes(ROTATE, (yyvsp[(10) - (11)].l),
@@ -7294,8 +7336,8 @@ yyreduce:
 
   case 199:
 
-/* Line 1455 of yacc.c  */
-#line 2775 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2771 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShapes(TRANSLATE_ROTATE, (yyvsp[(12) - (13)].l),
@@ -7307,8 +7349,8 @@ yyreduce:
 
   case 200:
 
-/* Line 1455 of yacc.c  */
-#line 2783 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2779 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
       extr.mesh.QuadToTri = NO_QUADTRI;
@@ -7317,8 +7359,8 @@ yyreduce:
 
   case 201:
 
-/* Line 1455 of yacc.c  */
-#line 2788 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2784 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShapes(TRANSLATE, (yyvsp[(4) - (7)].l),
@@ -7330,8 +7372,8 @@ yyreduce:
 
   case 202:
 
-/* Line 1455 of yacc.c  */
-#line 2796 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2792 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
       extr.mesh.QuadToTri = NO_QUADTRI;
@@ -7340,8 +7382,8 @@ yyreduce:
 
   case 203:
 
-/* Line 1455 of yacc.c  */
-#line 2801 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2797 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShapes(ROTATE, (yyvsp[(10) - (13)].l),
@@ -7353,8 +7395,8 @@ yyreduce:
 
   case 204:
 
-/* Line 1455 of yacc.c  */
-#line 2809 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2805 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
       extr.mesh.QuadToTri = NO_QUADTRI;
@@ -7363,8 +7405,8 @@ yyreduce:
 
   case 205:
 
-/* Line 1455 of yacc.c  */
-#line 2814 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2810 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShapes(TRANSLATE_ROTATE, (yyvsp[(12) - (15)].l),
@@ -7376,8 +7418,8 @@ yyreduce:
 
   case 206:
 
-/* Line 1455 of yacc.c  */
-#line 2822 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2818 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
       extr.mesh.QuadToTri = NO_QUADTRI;
@@ -7386,8 +7428,8 @@ yyreduce:
 
   case 207:
 
-/* Line 1455 of yacc.c  */
-#line 2827 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2823 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShapes(BOUNDARY_LAYER, (yyvsp[(3) - (6)].l), 0., 0., 0., 0., 0., 0., 0., 0., 0., 0.,
@@ -7398,8 +7440,8 @@ yyreduce:
 
   case 208:
 
-/* Line 1455 of yacc.c  */
-#line 2835 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2831 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE, MSH_POINT, (int)(yyvsp[(4) - (8)].d),
@@ -7410,8 +7452,8 @@ yyreduce:
 
   case 209:
 
-/* Line 1455 of yacc.c  */
-#line 2842 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2838 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE, MSH_SEGM_LINE, (int)(yyvsp[(4) - (8)].d),
@@ -7422,8 +7464,8 @@ yyreduce:
 
   case 210:
 
-/* Line 1455 of yacc.c  */
-#line 2849 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2845 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE, MSH_SURF_PLAN, (int)(yyvsp[(4) - (8)].d),
@@ -7434,8 +7476,8 @@ yyreduce:
 
   case 211:
 
-/* Line 1455 of yacc.c  */
-#line 2856 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2852 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(ROTATE, MSH_POINT, (int)(yyvsp[(4) - (12)].d),
@@ -7446,8 +7488,8 @@ yyreduce:
 
   case 212:
 
-/* Line 1455 of yacc.c  */
-#line 2863 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2859 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(ROTATE, MSH_SEGM_LINE, (int)(yyvsp[(4) - (12)].d),
@@ -7458,8 +7500,8 @@ yyreduce:
 
   case 213:
 
-/* Line 1455 of yacc.c  */
-#line 2870 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2866 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(ROTATE, MSH_SURF_PLAN, (int)(yyvsp[(4) - (12)].d),
@@ -7470,8 +7512,8 @@ yyreduce:
 
   case 214:
 
-/* Line 1455 of yacc.c  */
-#line 2877 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2873 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE_ROTATE, MSH_POINT, (int)(yyvsp[(4) - (14)].d),
@@ -7482,8 +7524,8 @@ yyreduce:
 
   case 215:
 
-/* Line 1455 of yacc.c  */
-#line 2884 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2880 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE_ROTATE, MSH_SEGM_LINE, (int)(yyvsp[(4) - (14)].d),
@@ -7494,8 +7536,8 @@ yyreduce:
 
   case 216:
 
-/* Line 1455 of yacc.c  */
-#line 2891 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2887 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE_ROTATE, MSH_SURF_PLAN, (int)(yyvsp[(4) - (14)].d),
@@ -7506,8 +7548,8 @@ yyreduce:
 
   case 217:
 
-/* Line 1455 of yacc.c  */
-#line 2898 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2894 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
       extr.mesh.QuadToTri = NO_QUADTRI;
@@ -7516,8 +7558,8 @@ yyreduce:
 
   case 218:
 
-/* Line 1455 of yacc.c  */
-#line 2903 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2899 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE, MSH_POINT, (int)(yyvsp[(4) - (12)].d),
@@ -7528,8 +7570,8 @@ yyreduce:
 
   case 219:
 
-/* Line 1455 of yacc.c  */
-#line 2910 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2906 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
       extr.mesh.QuadToTri = NO_QUADTRI;
@@ -7538,8 +7580,8 @@ yyreduce:
 
   case 220:
 
-/* Line 1455 of yacc.c  */
-#line 2915 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2911 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE, MSH_SEGM_LINE, (int)(yyvsp[(4) - (12)].d),
@@ -7550,8 +7592,8 @@ yyreduce:
 
   case 221:
 
-/* Line 1455 of yacc.c  */
-#line 2922 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2918 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
       extr.mesh.QuadToTri = NO_QUADTRI;
@@ -7560,8 +7602,8 @@ yyreduce:
 
   case 222:
 
-/* Line 1455 of yacc.c  */
-#line 2927 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2923 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE, MSH_SURF_PLAN, (int)(yyvsp[(4) - (12)].d),
@@ -7572,8 +7614,8 @@ yyreduce:
 
   case 223:
 
-/* Line 1455 of yacc.c  */
-#line 2934 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2930 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
       extr.mesh.QuadToTri = NO_QUADTRI;
@@ -7582,8 +7624,8 @@ yyreduce:
 
   case 224:
 
-/* Line 1455 of yacc.c  */
-#line 2939 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2935 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(ROTATE, MSH_POINT, (int)(yyvsp[(4) - (16)].d),
@@ -7594,8 +7636,8 @@ yyreduce:
 
   case 225:
 
-/* Line 1455 of yacc.c  */
-#line 2946 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2942 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
       extr.mesh.QuadToTri = NO_QUADTRI;
@@ -7604,8 +7646,8 @@ yyreduce:
 
   case 226:
 
-/* Line 1455 of yacc.c  */
-#line 2951 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2947 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(ROTATE, MSH_SEGM_LINE, (int)(yyvsp[(4) - (16)].d),
@@ -7616,8 +7658,8 @@ yyreduce:
 
   case 227:
 
-/* Line 1455 of yacc.c  */
-#line 2958 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2954 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
       extr.mesh.QuadToTri = NO_QUADTRI;
@@ -7626,8 +7668,8 @@ yyreduce:
 
   case 228:
 
-/* Line 1455 of yacc.c  */
-#line 2963 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2959 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(ROTATE, MSH_SURF_PLAN, (int)(yyvsp[(4) - (16)].d),
@@ -7638,8 +7680,8 @@ yyreduce:
 
   case 229:
 
-/* Line 1455 of yacc.c  */
-#line 2970 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2966 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
       extr.mesh.QuadToTri = NO_QUADTRI;
@@ -7648,8 +7690,8 @@ yyreduce:
 
   case 230:
 
-/* Line 1455 of yacc.c  */
-#line 2975 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2971 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE_ROTATE, MSH_POINT, (int)(yyvsp[(4) - (18)].d),
@@ -7660,8 +7702,8 @@ yyreduce:
 
   case 231:
 
-/* Line 1455 of yacc.c  */
-#line 2982 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2978 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
       extr.mesh.QuadToTri = NO_QUADTRI;
@@ -7670,8 +7712,8 @@ yyreduce:
 
   case 232:
 
-/* Line 1455 of yacc.c  */
-#line 2987 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2983 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE_ROTATE, MSH_SEGM_LINE, (int)(yyvsp[(4) - (18)].d),
@@ -7682,8 +7724,8 @@ yyreduce:
 
   case 233:
 
-/* Line 1455 of yacc.c  */
-#line 2994 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2990 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = extr.mesh.Recombine = false;
       extr.mesh.QuadToTri = NO_QUADTRI;
@@ -7692,8 +7734,8 @@ yyreduce:
 
   case 234:
 
-/* Line 1455 of yacc.c  */
-#line 2999 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 2995 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(Shape));
       ExtrudeShape(TRANSLATE_ROTATE, MSH_SURF_PLAN, (int)(yyvsp[(4) - (18)].d),
@@ -7704,24 +7746,24 @@ yyreduce:
 
   case 235:
 
-/* Line 1455 of yacc.c  */
-#line 3010 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3006 "Gmsh.y"
     {
     ;}
     break;
 
   case 236:
 
-/* Line 1455 of yacc.c  */
-#line 3013 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3009 "Gmsh.y"
     {
     ;}
     break;
 
   case 237:
 
-/* Line 1455 of yacc.c  */
-#line 3019 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3015 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = true;
       extr.mesh.NbLayer = 1;
@@ -7734,8 +7776,8 @@ yyreduce:
 
   case 238:
 
-/* Line 1455 of yacc.c  */
-#line 3028 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3024 "Gmsh.y"
     {
       extr.mesh.ExtrudeMesh = true;
       extr.mesh.NbLayer = List_Nbr((yyvsp[(3) - (7)].l));
@@ -7759,8 +7801,8 @@ yyreduce:
 
   case 239:
 
-/* Line 1455 of yacc.c  */
-#line 3048 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3044 "Gmsh.y"
     {
       yymsg(0, "Explicit region numbers in layers are deprecated");
       extr.mesh.ExtrudeMesh = true;
@@ -7787,8 +7829,8 @@ yyreduce:
 
   case 240:
 
-/* Line 1455 of yacc.c  */
-#line 3071 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3067 "Gmsh.y"
     {
       extr.mesh.Recombine = true;
     ;}
@@ -7796,8 +7838,8 @@ yyreduce:
 
   case 241:
 
-/* Line 1455 of yacc.c  */
-#line 3075 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3071 "Gmsh.y"
     {
       extr.mesh.QuadToTri = QUADTRI_DBL_1;
     ;}
@@ -7805,8 +7847,8 @@ yyreduce:
 
   case 242:
 
-/* Line 1455 of yacc.c  */
-#line 3079 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3075 "Gmsh.y"
     {
       extr.mesh.QuadToTri = QUADTRI_DBL_1_RECOMB;
     ;}
@@ -7814,8 +7856,8 @@ yyreduce:
 
   case 243:
 
-/* Line 1455 of yacc.c  */
-#line 3083 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3079 "Gmsh.y"
     {
       extr.mesh.QuadToTri = QUADTRI_SNGL_1;
     ;}
@@ -7823,8 +7865,8 @@ yyreduce:
 
   case 244:
 
-/* Line 1455 of yacc.c  */
-#line 3087 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3083 "Gmsh.y"
     {
       extr.mesh.QuadToTri = QUADTRI_SNGL_1_RECOMB;
     ;}
@@ -7832,8 +7874,8 @@ yyreduce:
 
   case 245:
 
-/* Line 1455 of yacc.c  */
-#line 3091 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3087 "Gmsh.y"
     {
       int num = (int)(yyvsp[(3) - (9)].d);
       if(FindSurface(num)){
@@ -7856,8 +7898,8 @@ yyreduce:
 
   case 246:
 
-/* Line 1455 of yacc.c  */
-#line 3110 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3106 "Gmsh.y"
     {
       if(!strcmp((yyvsp[(2) - (6)].c), "Index"))
         extr.mesh.BoundaryLayerIndex = (yyvsp[(4) - (6)].d);
@@ -7869,8 +7911,8 @@ yyreduce:
 
   case 247:
 
-/* Line 1455 of yacc.c  */
-#line 3122 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3118 "Gmsh.y"
     {
       (yyval.v)[0] = (yyval.v)[1] = 1.;
     ;}
@@ -7878,8 +7920,8 @@ yyreduce:
 
   case 248:
 
-/* Line 1455 of yacc.c  */
-#line 3126 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3122 "Gmsh.y"
     {
       if(!strcmp((yyvsp[(2) - (3)].c), "Progression") || !strcmp((yyvsp[(2) - (3)].c), "Power"))
         (yyval.v)[0] = 1.;
@@ -7896,8 +7938,8 @@ yyreduce:
 
   case 249:
 
-/* Line 1455 of yacc.c  */
-#line 3141 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3137 "Gmsh.y"
     {
       (yyval.i) = -1; // left
     ;}
@@ -7905,8 +7947,8 @@ yyreduce:
 
   case 250:
 
-/* Line 1455 of yacc.c  */
-#line 3145 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3141 "Gmsh.y"
     {
       if(!strcmp((yyvsp[(1) - (1)].c), "Right"))
         (yyval.i) = 1;
@@ -7920,8 +7962,8 @@ yyreduce:
 
   case 251:
 
-/* Line 1455 of yacc.c  */
-#line 3157 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3153 "Gmsh.y"
     {
      (yyval.l) = List_Create(1, 1, sizeof(double));
    ;}
@@ -7929,8 +7971,8 @@ yyreduce:
 
   case 252:
 
-/* Line 1455 of yacc.c  */
-#line 3161 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3157 "Gmsh.y"
     {
      (yyval.l) = (yyvsp[(2) - (2)].l);
    ;}
@@ -7938,8 +7980,8 @@ yyreduce:
 
   case 253:
 
-/* Line 1455 of yacc.c  */
-#line 3166 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3162 "Gmsh.y"
     {
       (yyval.i) = 45;
     ;}
@@ -7947,8 +7989,8 @@ yyreduce:
 
   case 254:
 
-/* Line 1455 of yacc.c  */
-#line 3170 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3166 "Gmsh.y"
     {
       (yyval.i) = (int)(yyvsp[(2) - (2)].d);
     ;}
@@ -7956,8 +7998,8 @@ yyreduce:
 
   case 255:
 
-/* Line 1455 of yacc.c  */
-#line 3177 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3173 "Gmsh.y"
     {
       int type = (int)(yyvsp[(6) - (7)].v)[0];
       double coef = fabs((yyvsp[(6) - (7)].v)[1]);
@@ -8017,8 +8059,8 @@ yyreduce:
 
   case 256:
 
-/* Line 1455 of yacc.c  */
-#line 3233 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3229 "Gmsh.y"
     {
       int k = List_Nbr((yyvsp[(4) - (6)].l));
       if(k != 0 && k != 3 && k != 4){
@@ -8092,8 +8134,8 @@ yyreduce:
 
   case 257:
 
-/* Line 1455 of yacc.c  */
-#line 3303 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3299 "Gmsh.y"
     {
       yymsg(1, "Elliptic Surface is deprecated: use Transfinite instead (with smoothing)");
       List_Delete((yyvsp[(7) - (8)].l));
@@ -8102,8 +8144,8 @@ yyreduce:
 
   case 258:
 
-/* Line 1455 of yacc.c  */
-#line 3308 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3304 "Gmsh.y"
     {
       int k = List_Nbr((yyvsp[(4) - (5)].l));
       if(k != 0 && k != 6 && k != 8){
@@ -8174,8 +8216,8 @@ yyreduce:
 
   case 259:
 
-/* Line 1455 of yacc.c  */
-#line 3375 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3371 "Gmsh.y"
     {
       if(!(yyvsp[(2) - (3)].l)){
   	  List_T *tmp = Tree2List(GModel::current()->getGEOInternals()->Volumes);
@@ -8215,8 +8257,8 @@ yyreduce:
 
   case 260:
 
-/* Line 1455 of yacc.c  */
-#line 3411 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3407 "Gmsh.y"
     {
       if(!(yyvsp[(3) - (5)].l)){
 	List_T *tmp = Tree2List(GModel::current()->getGEOInternals()->Surfaces);
@@ -8263,8 +8305,8 @@ yyreduce:
 
   case 261:
 
-/* Line 1455 of yacc.c  */
-#line 3454 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3450 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(3) - (6)].l)); i++){
 	double d;
@@ -8288,8 +8330,8 @@ yyreduce:
 
   case 262:
 
-/* Line 1455 of yacc.c  */
-#line 3479 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3475 "Gmsh.y"
     {
       if(List_Nbr((yyvsp[(5) - (6)].l)) != List_Nbr((yyvsp[(3) - (6)].l))){
 	yymsg(0, "Number of master (%d) different from number of slave (%d) lines",
@@ -8320,8 +8362,8 @@ yyreduce:
 
   case 263:
 
-/* Line 1455 of yacc.c  */
-#line 3507 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3503 "Gmsh.y"
     {
       if (List_Nbr((yyvsp[(5) - (12)].l)) != List_Nbr((yyvsp[(10) - (12)].l))){
 	yymsg(0, "Number of master surface edges (%d) different from number of "
@@ -8361,8 +8403,8 @@ yyreduce:
 
   case 264:
 
-/* Line 1455 of yacc.c  */
-#line 3550 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3546 "Gmsh.y"
     {
       Surface *s = FindSurface((int)(yyvsp[(8) - (10)].d));
       if(s){
@@ -8389,8 +8431,8 @@ yyreduce:
 
   case 265:
 
-/* Line 1455 of yacc.c  */
-#line 3573 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3569 "Gmsh.y"
     {
       Surface *s = FindSurface((int)(yyvsp[(8) - (10)].d));
       if(s){
@@ -8417,24 +8459,24 @@ yyreduce:
 
   case 266:
 
-/* Line 1455 of yacc.c  */
-#line 3596 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3592 "Gmsh.y"
     {
     ;}
     break;
 
   case 267:
 
-/* Line 1455 of yacc.c  */
-#line 3599 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3595 "Gmsh.y"
     {
     ;}
     break;
 
   case 268:
 
-/* Line 1455 of yacc.c  */
-#line 3608 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3604 "Gmsh.y"
     {
       ReplaceAllDuplicates();
     ;}
@@ -8442,8 +8484,8 @@ yyreduce:
 
   case 269:
 
-/* Line 1455 of yacc.c  */
-#line 3612 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3608 "Gmsh.y"
     {
       if(!strcmp((yyvsp[(2) - (3)].c), "Geometry"))
         ReplaceAllDuplicates();
@@ -8457,8 +8499,8 @@ yyreduce:
 
   case 270:
 
-/* Line 1455 of yacc.c  */
-#line 3622 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3618 "Gmsh.y"
     {
       if(List_Nbr((yyvsp[(4) - (6)].l)) >= 2){
         double d;
@@ -8492,213 +8534,126 @@ yyreduce:
 
   case 271:
 
-/* Line 1455 of yacc.c  */
-#line 3659 "Gmsh.y"
-    {
-      List_T *temp = ListOfDouble2ListOfInt((yyvsp[(7) - (11)].l));
-      std::vector<int> domain;
-      for (int i = 0; i < List_Nbr(temp); i++){
-        int item = 0;
-        List_Read(temp, i, &item);
-        domain.push_back(item);
-      }
-      List_Delete((yyvsp[(7) - (11)].l));
-      List_Delete(temp);
-      List_T *temp2 = ListOfDouble2ListOfInt((yyvsp[(9) - (11)].l));
-      std::vector<int> subdomain;
-      for (int i = 0; i < List_Nbr(temp2); i++){
-        int item = 0;
-        List_Read(temp2, i, &item);
-        subdomain.push_back(item);
-      }
-      List_Delete((yyvsp[(9) - (11)].l));
-      List_Delete(temp2);
-      std::string fileName = "";
-      fileName = (yyvsp[(3) - (11)].c);
-      if(!fileName.empty()) fileName = FixRelativePath(gmsh_yyname, (yyvsp[(3) - (11)].c));
-#if defined(HAVE_KBIPACK)
-      Homology* homology = new Homology(GModel::current(), domain, subdomain);
-      homology->setFileName(fileName);
-      homology->computeRanks();
-      delete homology;
-#else
-      yymsg(0, "Gmsh needs to be configured with option Kbipack to use homology computation");
-#endif
-    ;}
+/* Line 1464 of yacc.c  */
+#line 3652 "Gmsh.y"
+    { (yyval.c) = (char*)"Generators"; ;}
     break;
 
   case 272:
 
-/* Line 1455 of yacc.c  */
-#line 3691 "Gmsh.y"
-    {
-      List_T *temp = ListOfDouble2ListOfInt((yyvsp[(7) - (11)].l));
-      std::vector<int> domain;
-      for (int i = 0; i < List_Nbr(temp); i++){
-        int item = 0;
-        List_Read(temp, i, &item);
-        domain.push_back(item);
-      }
-      List_Delete((yyvsp[(7) - (11)].l));
-      List_Delete(temp);
-      List_T *temp2 = ListOfDouble2ListOfInt((yyvsp[(9) - (11)].l));
-      std::vector<int> subdomain;
-      for (int i = 0; i < List_Nbr(temp2); i++){
-        int item = 0;
-        List_Read(temp2, i, &item);
-        subdomain.push_back(item);
-      }
-      List_Delete((yyvsp[(9) - (11)].l));
-      List_Delete(temp2);
-      std::string fileName = "";
-      fileName = (yyvsp[(3) - (11)].c);
-      if(!fileName.empty()) fileName = FixRelativePath(gmsh_yyname, (yyvsp[(3) - (11)].c));
-#if defined(HAVE_KBIPACK)
-      Homology* homology = new Homology(GModel::current(), domain, subdomain);
-      homology->setFileName(fileName);
-      homology->findGenerators();
-      delete homology;
-#else
-      yymsg(0, "Gmsh needs to be configured with option Kbipack to use homology computation");
-#endif
-    ;}
+/* Line 1464 of yacc.c  */
+#line 3653 "Gmsh.y"
+    { (yyval.c) = (char*)"DualGenerators"; ;}
     break;
 
   case 273:
 
-/* Line 1455 of yacc.c  */
-#line 3723 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3658 "Gmsh.y"
     {
-      List_T *temp = ListOfDouble2ListOfInt((yyvsp[(7) - (11)].l));
-      std::vector<int> domain;
-      for (int i = 0; i < List_Nbr(temp); i++){
-        int item = 0;
-        List_Read(temp, i, &item);
-        domain.push_back(item);
-      }
-      List_Delete((yyvsp[(7) - (11)].l));
-      List_Delete(temp);
-      List_T *temp2 = ListOfDouble2ListOfInt((yyvsp[(9) - (11)].l));
-      std::vector<int> subdomain;
-      for (int i = 0; i < List_Nbr(temp2); i++){
-        int item = 0;
-        List_Read(temp2, i, &item);
-        subdomain.push_back(item);
-      }
-      List_Delete((yyvsp[(9) - (11)].l));
-      List_Delete(temp2);
-      std::string fileName = "";
-      fileName = (yyvsp[(3) - (11)].c);
-      if(!fileName.empty()) fileName = FixRelativePath(gmsh_yyname, (yyvsp[(3) - (11)].c));
-      printf("laa %s \n", fileName.c_str());
-#if defined(HAVE_KBIPACK)
-      Homology* homology = new Homology(GModel::current(), domain, subdomain);
-      homology->setFileName(fileName);
-      homology->findDualGenerators();
-      delete homology;
-#else
-      yymsg(0, "Gmsh needs to be configured with option Kbipack to use homology computation");
-#endif
+      std::vector<int> domain, subdomain;
+      GModel::current()->addHomologyRequest((yyvsp[(1) - (2)].c), domain, subdomain);
     ;}
     break;
 
   case 274:
 
-/* Line 1455 of yacc.c  */
-#line 3756 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3663 "Gmsh.y"
     {
-      List_T *temp = ListOfDouble2ListOfInt((yyvsp[(7) - (11)].l));
-      std::vector<int> domain;
-      for (int i = 0; i < List_Nbr(temp); i++){
-        int item = 0;
-        List_Read(temp, i, &item);
-        domain.push_back(item);
-      }
-      List_Delete((yyvsp[(7) - (11)].l));
-      List_Delete(temp);
-      List_T *temp2 = ListOfDouble2ListOfInt((yyvsp[(9) - (11)].l));
-      std::vector<int> subdomain;
-      for (int i = 0; i < List_Nbr(temp2); i++){
-        int item = 0;
-        List_Read(temp2, i, &item);
-        subdomain.push_back(item);
+      std::vector<int> domain, subdomain;
+      for(int i = 0; i < List_Nbr((yyvsp[(3) - (5)].l)); i++){
+        double d;
+        List_Read((yyvsp[(3) - (5)].l), i, &d);
+        domain.push_back((int)d);
       }
-      List_Delete((yyvsp[(9) - (11)].l));
-      List_Delete(temp2);
-      std::string fileName = "";
-      fileName = (yyvsp[(3) - (11)].c);
-      if(!fileName.empty()) fileName = FixRelativePath(gmsh_yyname, (yyvsp[(3) - (11)].c));
-#if defined(HAVE_KBIPACK)
-      Homology* homology = new Homology(GModel::current(), domain, subdomain);
-      homology->setFileName(fileName);
-      homology->findHomSequence();
-      delete homology;
-#else
-      yymsg(0, "Gmsh needs to be configured with option Kbipack to use homology computation");
-#endif
+      GModel::current()->addHomologyRequest((yyvsp[(1) - (5)].c), domain, subdomain);
+      List_Delete((yyvsp[(3) - (5)].l));
     ;}
     break;
 
   case 275:
 
-/* Line 1455 of yacc.c  */
-#line 3792 "Gmsh.y"
-    { (yyval.d) = (yyvsp[(1) - (1)].d);           ;}
+/* Line 1464 of yacc.c  */
+#line 3674 "Gmsh.y"
+    {
+      std::vector<int> domain, subdomain;
+      for(int i = 0; i < List_Nbr((yyvsp[(3) - (7)].l)); i++){
+        double d;
+        List_Read((yyvsp[(3) - (7)].l), i, &d);
+        domain.push_back((int)d);
+      }
+      for(int i = 0; i < List_Nbr((yyvsp[(5) - (7)].l)); i++){
+        double d;
+        List_Read((yyvsp[(5) - (7)].l), i, &d);
+        subdomain.push_back((int)d);
+      }
+      GModel::current()->addHomologyRequest((yyvsp[(1) - (7)].c), domain, subdomain);
+      List_Delete((yyvsp[(3) - (7)].l));
+      List_Delete((yyvsp[(5) - (7)].l));
+    ;}
     break;
 
   case 276:
 
-/* Line 1455 of yacc.c  */
-#line 3793 "Gmsh.y"
-    { (yyval.d) = (yyvsp[(2) - (3)].d);           ;}
+/* Line 1464 of yacc.c  */
+#line 3695 "Gmsh.y"
+    { (yyval.d) = (yyvsp[(1) - (1)].d);           ;}
     break;
 
   case 277:
 
-/* Line 1455 of yacc.c  */
-#line 3794 "Gmsh.y"
-    { (yyval.d) = -(yyvsp[(2) - (2)].d);          ;}
+/* Line 1464 of yacc.c  */
+#line 3696 "Gmsh.y"
+    { (yyval.d) = (yyvsp[(2) - (3)].d);           ;}
     break;
 
   case 278:
 
-/* Line 1455 of yacc.c  */
-#line 3795 "Gmsh.y"
-    { (yyval.d) = (yyvsp[(2) - (2)].d);           ;}
+/* Line 1464 of yacc.c  */
+#line 3697 "Gmsh.y"
+    { (yyval.d) = -(yyvsp[(2) - (2)].d);          ;}
     break;
 
   case 279:
 
-/* Line 1455 of yacc.c  */
-#line 3796 "Gmsh.y"
-    { (yyval.d) = !(yyvsp[(2) - (2)].d);          ;}
+/* Line 1464 of yacc.c  */
+#line 3698 "Gmsh.y"
+    { (yyval.d) = (yyvsp[(2) - (2)].d);           ;}
     break;
 
   case 280:
 
-/* Line 1455 of yacc.c  */
-#line 3797 "Gmsh.y"
-    { (yyval.d) = (yyvsp[(1) - (3)].d) - (yyvsp[(3) - (3)].d);      ;}
+/* Line 1464 of yacc.c  */
+#line 3699 "Gmsh.y"
+    { (yyval.d) = !(yyvsp[(2) - (2)].d);          ;}
     break;
 
   case 281:
 
-/* Line 1455 of yacc.c  */
-#line 3798 "Gmsh.y"
-    { (yyval.d) = (yyvsp[(1) - (3)].d) + (yyvsp[(3) - (3)].d);      ;}
+/* Line 1464 of yacc.c  */
+#line 3700 "Gmsh.y"
+    { (yyval.d) = (yyvsp[(1) - (3)].d) - (yyvsp[(3) - (3)].d);      ;}
     break;
 
   case 282:
 
-/* Line 1455 of yacc.c  */
-#line 3799 "Gmsh.y"
-    { (yyval.d) = (yyvsp[(1) - (3)].d) * (yyvsp[(3) - (3)].d);      ;}
+/* Line 1464 of yacc.c  */
+#line 3701 "Gmsh.y"
+    { (yyval.d) = (yyvsp[(1) - (3)].d) + (yyvsp[(3) - (3)].d);      ;}
     break;
 
   case 283:
 
-/* Line 1455 of yacc.c  */
-#line 3801 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3702 "Gmsh.y"
+    { (yyval.d) = (yyvsp[(1) - (3)].d) * (yyvsp[(3) - (3)].d);      ;}
+    break;
+
+  case 284:
+
+/* Line 1464 of yacc.c  */
+#line 3704 "Gmsh.y"
     {
       if(!(yyvsp[(3) - (3)].d))
 	yymsg(0, "Division by zero in '%g / %g'", (yyvsp[(1) - (3)].d), (yyvsp[(3) - (3)].d));
@@ -8707,430 +8662,430 @@ yyreduce:
     ;}
     break;
 
-  case 284:
+  case 285:
 
-/* Line 1455 of yacc.c  */
-#line 3807 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3710 "Gmsh.y"
     { (yyval.d) = (int)(yyvsp[(1) - (3)].d) % (int)(yyvsp[(3) - (3)].d);  ;}
     break;
 
-  case 285:
+  case 286:
 
-/* Line 1455 of yacc.c  */
-#line 3808 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3711 "Gmsh.y"
     { (yyval.d) = pow((yyvsp[(1) - (3)].d), (yyvsp[(3) - (3)].d));  ;}
     break;
 
-  case 286:
+  case 287:
 
-/* Line 1455 of yacc.c  */
-#line 3809 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3712 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) < (yyvsp[(3) - (3)].d);      ;}
     break;
 
-  case 287:
+  case 288:
 
-/* Line 1455 of yacc.c  */
-#line 3810 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3713 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) > (yyvsp[(3) - (3)].d);      ;}
     break;
 
-  case 288:
+  case 289:
 
-/* Line 1455 of yacc.c  */
-#line 3811 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3714 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) <= (yyvsp[(3) - (3)].d);     ;}
     break;
 
-  case 289:
+  case 290:
 
-/* Line 1455 of yacc.c  */
-#line 3812 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3715 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) >= (yyvsp[(3) - (3)].d);     ;}
     break;
 
-  case 290:
+  case 291:
 
-/* Line 1455 of yacc.c  */
-#line 3813 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3716 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) == (yyvsp[(3) - (3)].d);     ;}
     break;
 
-  case 291:
+  case 292:
 
-/* Line 1455 of yacc.c  */
-#line 3814 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3717 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) != (yyvsp[(3) - (3)].d);     ;}
     break;
 
-  case 292:
+  case 293:
 
-/* Line 1455 of yacc.c  */
-#line 3815 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3718 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) && (yyvsp[(3) - (3)].d);     ;}
     break;
 
-  case 293:
+  case 294:
 
-/* Line 1455 of yacc.c  */
-#line 3816 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3719 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (3)].d) || (yyvsp[(3) - (3)].d);     ;}
     break;
 
-  case 294:
+  case 295:
 
-/* Line 1455 of yacc.c  */
-#line 3817 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3720 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (5)].d) ? (yyvsp[(3) - (5)].d) : (yyvsp[(5) - (5)].d); ;}
     break;
 
-  case 295:
+  case 296:
 
-/* Line 1455 of yacc.c  */
-#line 3818 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3721 "Gmsh.y"
     { (yyval.d) = exp((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 296:
+  case 297:
 
-/* Line 1455 of yacc.c  */
-#line 3819 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3722 "Gmsh.y"
     { (yyval.d) = log((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 297:
+  case 298:
 
-/* Line 1455 of yacc.c  */
-#line 3820 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3723 "Gmsh.y"
     { (yyval.d) = log10((yyvsp[(3) - (4)].d));    ;}
     break;
 
-  case 298:
+  case 299:
 
-/* Line 1455 of yacc.c  */
-#line 3821 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3724 "Gmsh.y"
     { (yyval.d) = sqrt((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 299:
+  case 300:
 
-/* Line 1455 of yacc.c  */
-#line 3822 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3725 "Gmsh.y"
     { (yyval.d) = sin((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 300:
+  case 301:
 
-/* Line 1455 of yacc.c  */
-#line 3823 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3726 "Gmsh.y"
     { (yyval.d) = asin((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 301:
+  case 302:
 
-/* Line 1455 of yacc.c  */
-#line 3824 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3727 "Gmsh.y"
     { (yyval.d) = cos((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 302:
+  case 303:
 
-/* Line 1455 of yacc.c  */
-#line 3825 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3728 "Gmsh.y"
     { (yyval.d) = acos((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 303:
+  case 304:
 
-/* Line 1455 of yacc.c  */
-#line 3826 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3729 "Gmsh.y"
     { (yyval.d) = tan((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 304:
+  case 305:
 
-/* Line 1455 of yacc.c  */
-#line 3827 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3730 "Gmsh.y"
     { (yyval.d) = atan((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 305:
+  case 306:
 
-/* Line 1455 of yacc.c  */
-#line 3828 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3731 "Gmsh.y"
     { (yyval.d) = atan2((yyvsp[(3) - (6)].d), (yyvsp[(5) - (6)].d));;}
     break;
 
-  case 306:
+  case 307:
 
-/* Line 1455 of yacc.c  */
-#line 3829 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3732 "Gmsh.y"
     { (yyval.d) = sinh((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 307:
+  case 308:
 
-/* Line 1455 of yacc.c  */
-#line 3830 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3733 "Gmsh.y"
     { (yyval.d) = cosh((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 308:
+  case 309:
 
-/* Line 1455 of yacc.c  */
-#line 3831 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3734 "Gmsh.y"
     { (yyval.d) = tanh((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 309:
+  case 310:
 
-/* Line 1455 of yacc.c  */
-#line 3832 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3735 "Gmsh.y"
     { (yyval.d) = fabs((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 310:
+  case 311:
 
-/* Line 1455 of yacc.c  */
-#line 3833 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3736 "Gmsh.y"
     { (yyval.d) = floor((yyvsp[(3) - (4)].d));    ;}
     break;
 
-  case 311:
+  case 312:
 
-/* Line 1455 of yacc.c  */
-#line 3834 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3737 "Gmsh.y"
     { (yyval.d) = ceil((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 312:
+  case 313:
 
-/* Line 1455 of yacc.c  */
-#line 3835 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3738 "Gmsh.y"
     { (yyval.d) = fmod((yyvsp[(3) - (6)].d), (yyvsp[(5) - (6)].d)); ;}
     break;
 
-  case 313:
+  case 314:
 
-/* Line 1455 of yacc.c  */
-#line 3836 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3739 "Gmsh.y"
     { (yyval.d) = fmod((yyvsp[(3) - (6)].d), (yyvsp[(5) - (6)].d)); ;}
     break;
 
-  case 314:
+  case 315:
 
-/* Line 1455 of yacc.c  */
-#line 3837 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3740 "Gmsh.y"
     { (yyval.d) = sqrt((yyvsp[(3) - (6)].d) * (yyvsp[(3) - (6)].d) + (yyvsp[(5) - (6)].d) * (yyvsp[(5) - (6)].d)); ;}
     break;
 
-  case 315:
+  case 316:
 
-/* Line 1455 of yacc.c  */
-#line 3838 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3741 "Gmsh.y"
     { (yyval.d) = (yyvsp[(3) - (4)].d) * (double)rand() / (double)RAND_MAX; ;}
     break;
 
-  case 316:
+  case 317:
 
-/* Line 1455 of yacc.c  */
-#line 3840 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3743 "Gmsh.y"
     { (yyval.d) = exp((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 317:
+  case 318:
 
-/* Line 1455 of yacc.c  */
-#line 3841 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3744 "Gmsh.y"
     { (yyval.d) = log((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 318:
+  case 319:
 
-/* Line 1455 of yacc.c  */
-#line 3842 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3745 "Gmsh.y"
     { (yyval.d) = log10((yyvsp[(3) - (4)].d));    ;}
     break;
 
-  case 319:
+  case 320:
 
-/* Line 1455 of yacc.c  */
-#line 3843 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3746 "Gmsh.y"
     { (yyval.d) = sqrt((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 320:
+  case 321:
 
-/* Line 1455 of yacc.c  */
-#line 3844 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3747 "Gmsh.y"
     { (yyval.d) = sin((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 321:
+  case 322:
 
-/* Line 1455 of yacc.c  */
-#line 3845 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3748 "Gmsh.y"
     { (yyval.d) = asin((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 322:
+  case 323:
 
-/* Line 1455 of yacc.c  */
-#line 3846 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3749 "Gmsh.y"
     { (yyval.d) = cos((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 323:
+  case 324:
 
-/* Line 1455 of yacc.c  */
-#line 3847 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3750 "Gmsh.y"
     { (yyval.d) = acos((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 324:
+  case 325:
 
-/* Line 1455 of yacc.c  */
-#line 3848 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3751 "Gmsh.y"
     { (yyval.d) = tan((yyvsp[(3) - (4)].d));      ;}
     break;
 
-  case 325:
+  case 326:
 
-/* Line 1455 of yacc.c  */
-#line 3849 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3752 "Gmsh.y"
     { (yyval.d) = atan((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 326:
+  case 327:
 
-/* Line 1455 of yacc.c  */
-#line 3850 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3753 "Gmsh.y"
     { (yyval.d) = atan2((yyvsp[(3) - (6)].d), (yyvsp[(5) - (6)].d));;}
     break;
 
-  case 327:
+  case 328:
 
-/* Line 1455 of yacc.c  */
-#line 3851 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3754 "Gmsh.y"
     { (yyval.d) = sinh((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 328:
+  case 329:
 
-/* Line 1455 of yacc.c  */
-#line 3852 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3755 "Gmsh.y"
     { (yyval.d) = cosh((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 329:
+  case 330:
 
-/* Line 1455 of yacc.c  */
-#line 3853 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3756 "Gmsh.y"
     { (yyval.d) = tanh((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 330:
+  case 331:
 
-/* Line 1455 of yacc.c  */
-#line 3854 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3757 "Gmsh.y"
     { (yyval.d) = fabs((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 331:
+  case 332:
 
-/* Line 1455 of yacc.c  */
-#line 3855 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3758 "Gmsh.y"
     { (yyval.d) = floor((yyvsp[(3) - (4)].d));    ;}
     break;
 
-  case 332:
+  case 333:
 
-/* Line 1455 of yacc.c  */
-#line 3856 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3759 "Gmsh.y"
     { (yyval.d) = ceil((yyvsp[(3) - (4)].d));     ;}
     break;
 
-  case 333:
+  case 334:
 
-/* Line 1455 of yacc.c  */
-#line 3857 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3760 "Gmsh.y"
     { (yyval.d) = fmod((yyvsp[(3) - (6)].d), (yyvsp[(5) - (6)].d)); ;}
     break;
 
-  case 334:
+  case 335:
 
-/* Line 1455 of yacc.c  */
-#line 3858 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3761 "Gmsh.y"
     { (yyval.d) = fmod((yyvsp[(3) - (6)].d), (yyvsp[(5) - (6)].d)); ;}
     break;
 
-  case 335:
+  case 336:
 
-/* Line 1455 of yacc.c  */
-#line 3859 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3762 "Gmsh.y"
     { (yyval.d) = sqrt((yyvsp[(3) - (6)].d) * (yyvsp[(3) - (6)].d) + (yyvsp[(5) - (6)].d) * (yyvsp[(5) - (6)].d)); ;}
     break;
 
-  case 336:
+  case 337:
 
-/* Line 1455 of yacc.c  */
-#line 3860 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3763 "Gmsh.y"
     { (yyval.d) = (yyvsp[(3) - (4)].d) * (double)rand() / (double)RAND_MAX; ;}
     break;
 
-  case 337:
+  case 338:
 
-/* Line 1455 of yacc.c  */
-#line 3869 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3772 "Gmsh.y"
     { (yyval.d) = (yyvsp[(1) - (1)].d); ;}
     break;
 
-  case 338:
+  case 339:
 
-/* Line 1455 of yacc.c  */
-#line 3870 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3773 "Gmsh.y"
     { (yyval.d) = 3.141592653589793; ;}
     break;
 
-  case 339:
+  case 340:
 
-/* Line 1455 of yacc.c  */
-#line 3871 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3774 "Gmsh.y"
     { (yyval.d) = Msg::GetCommRank(); ;}
     break;
 
-  case 340:
+  case 341:
 
-/* Line 1455 of yacc.c  */
-#line 3872 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3775 "Gmsh.y"
     { (yyval.d) = Msg::GetCommSize(); ;}
     break;
 
-  case 341:
+  case 342:
 
-/* Line 1455 of yacc.c  */
-#line 3873 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3776 "Gmsh.y"
     { (yyval.d) = GetGmshMajorVersion(); ;}
     break;
 
-  case 342:
+  case 343:
 
-/* Line 1455 of yacc.c  */
-#line 3874 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3777 "Gmsh.y"
     { (yyval.d) = GetGmshMinorVersion(); ;}
     break;
 
-  case 343:
+  case 344:
 
-/* Line 1455 of yacc.c  */
-#line 3875 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3778 "Gmsh.y"
     { (yyval.d) = GetGmshPatchVersion(); ;}
     break;
 
-  case 344:
+  case 345:
 
-/* Line 1455 of yacc.c  */
-#line 3880 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3783 "Gmsh.y"
     {
       if(!gmsh_yysymbols.count((yyvsp[(1) - (1)].c))){
 	yymsg(0, "Unknown variable '%s'", (yyvsp[(1) - (1)].c));
@@ -9149,10 +9104,10 @@ yyreduce:
     ;}
     break;
 
-  case 345:
+  case 346:
 
-/* Line 1455 of yacc.c  */
-#line 3900 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3803 "Gmsh.y"
     {
       char tmpstring[1024];
       sprintf(tmpstring, "%s_%d", (yyvsp[(1) - (5)].c), (int)(yyvsp[(4) - (5)].d)) ;
@@ -9173,10 +9128,10 @@ yyreduce:
     ;}
     break;
 
-  case 346:
+  case 347:
 
-/* Line 1455 of yacc.c  */
-#line 3919 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3822 "Gmsh.y"
     {
       int index = (int)(yyvsp[(3) - (4)].d);
       if(!gmsh_yysymbols.count((yyvsp[(1) - (4)].c))){
@@ -9196,10 +9151,10 @@ yyreduce:
     ;}
     break;
 
-  case 347:
+  case 348:
 
-/* Line 1455 of yacc.c  */
-#line 3937 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3840 "Gmsh.y"
     {
       if(!gmsh_yysymbols.count((yyvsp[(2) - (4)].c))){
 	yymsg(0, "Unknown variable '%s'", (yyvsp[(2) - (4)].c));
@@ -9213,10 +9168,10 @@ yyreduce:
     ;}
     break;
 
-  case 348:
+  case 349:
 
-/* Line 1455 of yacc.c  */
-#line 3949 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3852 "Gmsh.y"
     {
       if(!gmsh_yysymbols.count((yyvsp[(1) - (2)].c))){
 	yymsg(0, "Unknown variable '%s'", (yyvsp[(1) - (2)].c));
@@ -9235,10 +9190,10 @@ yyreduce:
     ;}
     break;
 
-  case 349:
+  case 350:
 
-/* Line 1455 of yacc.c  */
-#line 3966 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3869 "Gmsh.y"
     {
       int index = (int)(yyvsp[(3) - (5)].d);
       if(!gmsh_yysymbols.count((yyvsp[(1) - (5)].c))){
@@ -9258,30 +9213,30 @@ yyreduce:
     ;}
     break;
 
-  case 350:
+  case 351:
 
-/* Line 1455 of yacc.c  */
-#line 3987 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3890 "Gmsh.y"
     {
       NumberOption(GMSH_GET, (yyvsp[(1) - (3)].c), 0, (yyvsp[(3) - (3)].c), (yyval.d));
       Free((yyvsp[(1) - (3)].c)); Free((yyvsp[(3) - (3)].c));
     ;}
     break;
 
-  case 351:
+  case 352:
 
-/* Line 1455 of yacc.c  */
-#line 3992 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3895 "Gmsh.y"
     {
       NumberOption(GMSH_GET, (yyvsp[(1) - (6)].c), (int)(yyvsp[(3) - (6)].d), (yyvsp[(6) - (6)].c), (yyval.d));
       Free((yyvsp[(1) - (6)].c)); Free((yyvsp[(6) - (6)].c));
     ;}
     break;
 
-  case 352:
+  case 353:
 
-/* Line 1455 of yacc.c  */
-#line 3997 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3900 "Gmsh.y"
     {
       double d = 0.;
       if(NumberOption(GMSH_GET, (yyvsp[(1) - (4)].c), 0, (yyvsp[(3) - (4)].c), d)){
@@ -9293,10 +9248,10 @@ yyreduce:
     ;}
     break;
 
-  case 353:
+  case 354:
 
-/* Line 1455 of yacc.c  */
-#line 4007 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3910 "Gmsh.y"
     {
       double d = 0.;
       if(NumberOption(GMSH_GET, (yyvsp[(1) - (7)].c), (int)(yyvsp[(3) - (7)].d), (yyvsp[(6) - (7)].c), d)){
@@ -9308,158 +9263,158 @@ yyreduce:
     ;}
     break;
 
-  case 354:
+  case 355:
 
-/* Line 1455 of yacc.c  */
-#line 4017 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3920 "Gmsh.y"
     {
       (yyval.d) = Msg::GetValue((yyvsp[(3) - (6)].c), (yyvsp[(5) - (6)].d));
       Free((yyvsp[(3) - (6)].c));
     ;}
     break;
 
-  case 355:
+  case 356:
 
-/* Line 1455 of yacc.c  */
-#line 4025 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3928 "Gmsh.y"
     {
       memcpy((yyval.v), (yyvsp[(1) - (1)].v), 5*sizeof(double));
     ;}
     break;
 
-  case 356:
+  case 357:
 
-/* Line 1455 of yacc.c  */
-#line 4029 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3932 "Gmsh.y"
     {
       for(int i = 0; i < 5; i++) (yyval.v)[i] = -(yyvsp[(2) - (2)].v)[i];
     ;}
     break;
 
-  case 357:
+  case 358:
 
-/* Line 1455 of yacc.c  */
-#line 4033 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3936 "Gmsh.y"
     {
       for(int i = 0; i < 5; i++) (yyval.v)[i] = (yyvsp[(2) - (2)].v)[i];
     ;}
     break;
 
-  case 358:
+  case 359:
 
-/* Line 1455 of yacc.c  */
-#line 4037 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3940 "Gmsh.y"
     {
       for(int i = 0; i < 5; i++) (yyval.v)[i] = (yyvsp[(1) - (3)].v)[i] - (yyvsp[(3) - (3)].v)[i];
     ;}
     break;
 
-  case 359:
+  case 360:
 
-/* Line 1455 of yacc.c  */
-#line 4041 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3944 "Gmsh.y"
     {
       for(int i = 0; i < 5; i++) (yyval.v)[i] = (yyvsp[(1) - (3)].v)[i] + (yyvsp[(3) - (3)].v)[i];
     ;}
     break;
 
-  case 360:
+  case 361:
 
-/* Line 1455 of yacc.c  */
-#line 4048 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3951 "Gmsh.y"
     {
       (yyval.v)[0] = (yyvsp[(2) - (11)].d);  (yyval.v)[1] = (yyvsp[(4) - (11)].d);  (yyval.v)[2] = (yyvsp[(6) - (11)].d);  (yyval.v)[3] = (yyvsp[(8) - (11)].d); (yyval.v)[4] = (yyvsp[(10) - (11)].d);
     ;}
     break;
 
-  case 361:
+  case 362:
 
-/* Line 1455 of yacc.c  */
-#line 4052 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3955 "Gmsh.y"
     {
       (yyval.v)[0] = (yyvsp[(2) - (9)].d);  (yyval.v)[1] = (yyvsp[(4) - (9)].d);  (yyval.v)[2] = (yyvsp[(6) - (9)].d);  (yyval.v)[3] = (yyvsp[(8) - (9)].d); (yyval.v)[4] = 1.0;
     ;}
     break;
 
-  case 362:
+  case 363:
 
-/* Line 1455 of yacc.c  */
-#line 4056 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3959 "Gmsh.y"
     {
       (yyval.v)[0] = (yyvsp[(2) - (7)].d);  (yyval.v)[1] = (yyvsp[(4) - (7)].d);  (yyval.v)[2] = (yyvsp[(6) - (7)].d);  (yyval.v)[3] = 0.0; (yyval.v)[4] = 1.0;
     ;}
     break;
 
-  case 363:
+  case 364:
 
-/* Line 1455 of yacc.c  */
-#line 4060 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3963 "Gmsh.y"
     {
       (yyval.v)[0] = (yyvsp[(2) - (7)].d);  (yyval.v)[1] = (yyvsp[(4) - (7)].d);  (yyval.v)[2] = (yyvsp[(6) - (7)].d);  (yyval.v)[3] = 0.0; (yyval.v)[4] = 1.0;
     ;}
     break;
 
-  case 364:
+  case 365:
 
-/* Line 1455 of yacc.c  */
-#line 4067 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3970 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(List_T*));
       List_Add((yyval.l), &((yyvsp[(1) - (1)].l)));
     ;}
     break;
 
-  case 365:
+  case 366:
 
-/* Line 1455 of yacc.c  */
-#line 4072 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3975 "Gmsh.y"
     {
       List_Add((yyval.l), &((yyvsp[(3) - (3)].l)));
     ;}
     break;
 
-  case 366:
+  case 367:
 
-/* Line 1455 of yacc.c  */
-#line 4079 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3982 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(double));
       List_Add((yyval.l), &((yyvsp[(1) - (1)].d)));
     ;}
     break;
 
-  case 367:
+  case 368:
 
-/* Line 1455 of yacc.c  */
-#line 4084 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3987 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(1) - (1)].l);
     ;}
     break;
 
-  case 368:
+  case 369:
 
-/* Line 1455 of yacc.c  */
-#line 4088 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3991 "Gmsh.y"
     {
       // creates an empty list
       (yyval.l) = List_Create(2, 1, sizeof(double));
     ;}
     break;
 
-  case 369:
+  case 370:
 
-/* Line 1455 of yacc.c  */
-#line 4093 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 3996 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(2) - (3)].l);
     ;}
     break;
 
-  case 370:
+  case 371:
 
-/* Line 1455 of yacc.c  */
-#line 4097 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4000 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(3) - (4)].l);
       for(int i = 0; i < List_Nbr((yyval.l)); i++){
@@ -9469,10 +9424,10 @@ yyreduce:
     ;}
     break;
 
-  case 371:
+  case 372:
 
-/* Line 1455 of yacc.c  */
-#line 4105 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4008 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(4) - (5)].l);
       for(int i = 0; i < List_Nbr((yyval.l)); i++){
@@ -9482,19 +9437,19 @@ yyreduce:
     ;}
     break;
 
-  case 372:
+  case 373:
 
-/* Line 1455 of yacc.c  */
-#line 4116 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4019 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(1) - (1)].l);
     ;}
     break;
 
-  case 373:
+  case 374:
 
-/* Line 1455 of yacc.c  */
-#line 4120 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4023 "Gmsh.y"
     {
       if(!strcmp((yyvsp[(1) - (1)].c), "*") || !strcmp((yyvsp[(1) - (1)].c), "all"))
         (yyval.l) = 0;
@@ -9505,10 +9460,10 @@ yyreduce:
     ;}
     break;
 
-  case 374:
+  case 375:
 
-/* Line 1455 of yacc.c  */
-#line 4132 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4035 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(2) - (2)].l);
       for(int i = 0; i < List_Nbr((yyval.l)); i++){
@@ -9518,10 +9473,10 @@ yyreduce:
     ;}
     break;
 
-  case 375:
+  case 376:
 
-/* Line 1455 of yacc.c  */
-#line 4140 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4043 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(3) - (3)].l);
       for(int i = 0; i < List_Nbr((yyval.l)); i++){
@@ -9531,10 +9486,10 @@ yyreduce:
     ;}
     break;
 
-  case 376:
+  case 377:
 
-/* Line 1455 of yacc.c  */
-#line 4148 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4051 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(double));
       for(double d = (yyvsp[(1) - (3)].d); ((yyvsp[(1) - (3)].d) < (yyvsp[(3) - (3)].d)) ? (d <= (yyvsp[(3) - (3)].d)) : (d >= (yyvsp[(3) - (3)].d));
@@ -9543,10 +9498,10 @@ yyreduce:
     ;}
     break;
 
-  case 377:
+  case 378:
 
-/* Line 1455 of yacc.c  */
-#line 4155 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4058 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(double));
       if(!(yyvsp[(5) - (5)].d) || ((yyvsp[(1) - (5)].d) < (yyvsp[(3) - (5)].d) && (yyvsp[(5) - (5)].d) < 0) || ((yyvsp[(1) - (5)].d) > (yyvsp[(3) - (5)].d) && (yyvsp[(5) - (5)].d) > 0)){
@@ -9559,10 +9514,10 @@ yyreduce:
    ;}
     break;
 
-  case 378:
+  case 379:
 
-/* Line 1455 of yacc.c  */
-#line 4166 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4069 "Gmsh.y"
     {
       // Returns the coordinates of a point and fills a list with it.
       // This allows to ensure e.g. that relative point positions are
@@ -9584,46 +9539,46 @@ yyreduce:
     ;}
     break;
 
-  case 379:
+  case 380:
 
-/* Line 1455 of yacc.c  */
-#line 4186 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4089 "Gmsh.y"
     {
       (yyval.l) = GetAllEntityNumbers(0);
     ;}
     break;
 
-  case 380:
+  case 381:
 
-/* Line 1455 of yacc.c  */
-#line 4190 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4093 "Gmsh.y"
     {
       (yyval.l) = GetAllEntityNumbers(1);
     ;}
     break;
 
-  case 381:
+  case 382:
 
-/* Line 1455 of yacc.c  */
-#line 4194 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4097 "Gmsh.y"
     {
       (yyval.l) = GetAllEntityNumbers(2);
     ;}
     break;
 
-  case 382:
+  case 383:
 
-/* Line 1455 of yacc.c  */
-#line 4198 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4101 "Gmsh.y"
     {
       (yyval.l) = GetAllEntityNumbers(3);
     ;}
     break;
 
-  case 383:
+  case 384:
 
-/* Line 1455 of yacc.c  */
-#line 4202 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4105 "Gmsh.y"
     {
       (yyval.l) = List_Create(List_Nbr((yyvsp[(1) - (1)].l)), 1, sizeof(double));
       for(int i = 0; i < List_Nbr((yyvsp[(1) - (1)].l)); i++){
@@ -9635,10 +9590,10 @@ yyreduce:
     ;}
     break;
 
-  case 384:
+  case 385:
 
-/* Line 1455 of yacc.c  */
-#line 4212 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4115 "Gmsh.y"
     {
       (yyval.l) = List_Create(List_Nbr((yyvsp[(1) - (1)].l)), 1, sizeof(double));
       for(int i = 0; i < List_Nbr((yyvsp[(1) - (1)].l)); i++){
@@ -9650,10 +9605,10 @@ yyreduce:
     ;}
     break;
 
-  case 385:
+  case 386:
 
-/* Line 1455 of yacc.c  */
-#line 4222 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4125 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(double));
       if(!gmsh_yysymbols.count((yyvsp[(1) - (3)].c)))
@@ -9667,10 +9622,10 @@ yyreduce:
     ;}
     break;
 
-  case 386:
+  case 387:
 
-/* Line 1455 of yacc.c  */
-#line 4234 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4137 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(double));
       if(!gmsh_yysymbols.count((yyvsp[(3) - (4)].c)))
@@ -9684,10 +9639,10 @@ yyreduce:
     ;}
     break;
 
-  case 387:
+  case 388:
 
-/* Line 1455 of yacc.c  */
-#line 4246 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4149 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(double));
       if(!gmsh_yysymbols.count((yyvsp[(1) - (6)].c)))
@@ -9707,38 +9662,38 @@ yyreduce:
     ;}
     break;
 
-  case 388:
+  case 389:
 
-/* Line 1455 of yacc.c  */
-#line 4267 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4170 "Gmsh.y"
     {
       (yyval.l) = List_Create(2, 1, sizeof(double));
       List_Add((yyval.l), &((yyvsp[(1) - (1)].d)));
     ;}
     break;
 
-  case 389:
+  case 390:
 
-/* Line 1455 of yacc.c  */
-#line 4272 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4175 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(1) - (1)].l);
     ;}
     break;
 
-  case 390:
+  case 391:
 
-/* Line 1455 of yacc.c  */
-#line 4276 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4179 "Gmsh.y"
     {
       List_Add((yyval.l), &((yyvsp[(3) - (3)].d)));
     ;}
     break;
 
-  case 391:
+  case 392:
 
-/* Line 1455 of yacc.c  */
-#line 4280 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4183 "Gmsh.y"
     {
       for(int i = 0; i < List_Nbr((yyvsp[(3) - (3)].l)); i++){
 	double d;
@@ -9749,28 +9704,28 @@ yyreduce:
     ;}
     break;
 
-  case 392:
+  case 393:
 
-/* Line 1455 of yacc.c  */
-#line 4292 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4195 "Gmsh.y"
     {
       (yyval.u) = CTX::instance()->packColor((int)(yyvsp[(2) - (9)].d), (int)(yyvsp[(4) - (9)].d), (int)(yyvsp[(6) - (9)].d), (int)(yyvsp[(8) - (9)].d));
     ;}
     break;
 
-  case 393:
+  case 394:
 
-/* Line 1455 of yacc.c  */
-#line 4296 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4199 "Gmsh.y"
     {
       (yyval.u) = CTX::instance()->packColor((int)(yyvsp[(2) - (7)].d), (int)(yyvsp[(4) - (7)].d), (int)(yyvsp[(6) - (7)].d), 255);
     ;}
     break;
 
-  case 394:
+  case 395:
 
-/* Line 1455 of yacc.c  */
-#line 4308 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4211 "Gmsh.y"
     {
       int flag;
       (yyval.u) = GetColorForString(ColorString, -1, (yyvsp[(1) - (1)].c), &flag);
@@ -9779,10 +9734,10 @@ yyreduce:
     ;}
     break;
 
-  case 395:
+  case 396:
 
-/* Line 1455 of yacc.c  */
-#line 4315 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4218 "Gmsh.y"
     {
       unsigned int val = 0;
       ColorOption(GMSH_GET, (yyvsp[(1) - (5)].c), 0, (yyvsp[(5) - (5)].c), val);
@@ -9791,19 +9746,19 @@ yyreduce:
     ;}
     break;
 
-  case 396:
+  case 397:
 
-/* Line 1455 of yacc.c  */
-#line 4325 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4228 "Gmsh.y"
     {
       (yyval.l) = (yyvsp[(2) - (3)].l);
     ;}
     break;
 
-  case 397:
+  case 398:
 
-/* Line 1455 of yacc.c  */
-#line 4329 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4232 "Gmsh.y"
     {
       (yyval.l) = List_Create(256, 10, sizeof(unsigned int));
       GmshColorTable *ct = GetColorTable((int)(yyvsp[(3) - (6)].d));
@@ -9817,38 +9772,38 @@ yyreduce:
     ;}
     break;
 
-  case 398:
+  case 399:
 
-/* Line 1455 of yacc.c  */
-#line 4344 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4247 "Gmsh.y"
     {
       (yyval.l) = List_Create(256, 10, sizeof(unsigned int));
       List_Add((yyval.l), &((yyvsp[(1) - (1)].u)));
     ;}
     break;
 
-  case 399:
+  case 400:
 
-/* Line 1455 of yacc.c  */
-#line 4349 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4252 "Gmsh.y"
     {
       List_Add((yyval.l), &((yyvsp[(3) - (3)].u)));
     ;}
     break;
 
-  case 400:
+  case 401:
 
-/* Line 1455 of yacc.c  */
-#line 4356 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4259 "Gmsh.y"
     {
       (yyval.c) = (yyvsp[(1) - (1)].c);
     ;}
     break;
 
-  case 401:
+  case 402:
 
-/* Line 1455 of yacc.c  */
-#line 4360 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4263 "Gmsh.y"
     {
       if(!gmsh_yystringsymbols.count((yyvsp[(1) - (1)].c))){
 	yymsg(0, "Unknown string variable '%s'", (yyvsp[(1) - (1)].c));
@@ -9863,10 +9818,10 @@ yyreduce:
     ;}
     break;
 
-  case 402:
+  case 403:
 
-/* Line 1455 of yacc.c  */
-#line 4373 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4276 "Gmsh.y"
     {
       std::string out;
       StringOption(GMSH_GET, (yyvsp[(1) - (3)].c), 0, (yyvsp[(3) - (3)].c), out);
@@ -9876,10 +9831,10 @@ yyreduce:
     ;}
     break;
 
-  case 403:
+  case 404:
 
-/* Line 1455 of yacc.c  */
-#line 4381 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4284 "Gmsh.y"
     {
       std::string out;
       StringOption(GMSH_GET, (yyvsp[(1) - (6)].c), (int)(yyvsp[(3) - (6)].d), (yyvsp[(6) - (6)].c), out);
@@ -9889,19 +9844,19 @@ yyreduce:
     ;}
     break;
 
-  case 404:
+  case 405:
 
-/* Line 1455 of yacc.c  */
-#line 4392 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4295 "Gmsh.y"
     {
       (yyval.c) = (yyvsp[(1) - (1)].c);
     ;}
     break;
 
-  case 405:
+  case 406:
 
-/* Line 1455 of yacc.c  */
-#line 4396 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4299 "Gmsh.y"
     {
       (yyval.c) = (char *)Malloc(32 * sizeof(char));
       time_t now;
@@ -9911,10 +9866,10 @@ yyreduce:
     ;}
     break;
 
-  case 406:
+  case 407:
 
-/* Line 1455 of yacc.c  */
-#line 4404 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4307 "Gmsh.y"
     {
       const char *env = GetEnvironmentVar((yyvsp[(3) - (4)].c));
       if(!env) env = "";
@@ -9924,10 +9879,10 @@ yyreduce:
     ;}
     break;
 
-  case 407:
+  case 408:
 
-/* Line 1455 of yacc.c  */
-#line 4412 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4315 "Gmsh.y"
     {
       std::string s = Msg::GetString((yyvsp[(3) - (6)].c), (yyvsp[(5) - (6)].c));
       (yyval.c) = (char *)Malloc((s.size() + 1) * sizeof(char));
@@ -9937,10 +9892,10 @@ yyreduce:
     ;}
     break;
 
-  case 408:
+  case 409:
 
-/* Line 1455 of yacc.c  */
-#line 4420 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4323 "Gmsh.y"
     {
       (yyval.c) = (char *)Malloc((strlen((yyvsp[(3) - (6)].c)) + strlen((yyvsp[(5) - (6)].c)) + 1) * sizeof(char));
       strcpy((yyval.c), (yyvsp[(3) - (6)].c));
@@ -9950,10 +9905,10 @@ yyreduce:
     ;}
     break;
 
-  case 409:
+  case 410:
 
-/* Line 1455 of yacc.c  */
-#line 4428 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4331 "Gmsh.y"
     {
       (yyval.c) = (char *)Malloc((strlen((yyvsp[(3) - (4)].c)) + 1) * sizeof(char));
       int i;
@@ -9969,10 +9924,10 @@ yyreduce:
     ;}
     break;
 
-  case 410:
+  case 411:
 
-/* Line 1455 of yacc.c  */
-#line 4442 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4345 "Gmsh.y"
     {
       (yyval.c) = (char *)Malloc((strlen((yyvsp[(3) - (4)].c)) + 1) * sizeof(char));
       int i;
@@ -9988,19 +9943,19 @@ yyreduce:
     ;}
     break;
 
-  case 411:
+  case 412:
 
-/* Line 1455 of yacc.c  */
-#line 4456 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4359 "Gmsh.y"
     {
       (yyval.c) = (yyvsp[(3) - (4)].c);
     ;}
     break;
 
-  case 412:
+  case 413:
 
-/* Line 1455 of yacc.c  */
-#line 4460 "Gmsh.y"
+/* Line 1464 of yacc.c  */
+#line 4363 "Gmsh.y"
     {
       char tmpstring[1024];
       int i = PrintListOfDouble((yyvsp[(3) - (6)].c), (yyvsp[(5) - (6)].l), tmpstring);
@@ -10023,8 +9978,8 @@ yyreduce:
 
 
 
-/* Line 1455 of yacc.c  */
-#line 10028 "Gmsh.tab.cpp"
+/* Line 1464 of yacc.c  */
+#line 9983 "Gmsh.tab.cpp"
       default: break;
     }
   YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);
@@ -10235,8 +10190,8 @@ yyreturn:
 
 
 
-/* Line 1675 of yacc.c  */
-#line 4480 "Gmsh.y"
+/* Line 1684 of yacc.c  */
+#line 4383 "Gmsh.y"
 
 
 int PrintListOfDouble(char *format, List_T *list, char *buffer)
diff --git a/Parser/Gmsh.tab.hpp b/Parser/Gmsh.tab.hpp
index f559f998657c86ff9dde0d7246f299d28a2716b6..74b36e603bcef7a57059b2d4f50b08146d20e118 100644
--- a/Parser/Gmsh.tab.hpp
+++ b/Parser/Gmsh.tab.hpp
@@ -1,10 +1,9 @@
-
-/* A Bison parser, made by GNU Bison 2.4.1.  */
+/* A Bison parser, made by GNU Bison 2.4.3.  */
 
 /* Skeleton interface for Bison's Yacc-like parsers in C
    
-      Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
-   Free Software Foundation, Inc.
+      Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
+   2009, 2010 Free Software Foundation, Inc.
    
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -156,26 +155,24 @@
      tGetValue = 372,
      tGetEnv = 373,
      tGetString = 374,
-     tGMSH_MAJOR_VERSION = 375,
-     tGMSH_MINOR_VERSION = 376,
-     tGMSH_PATCH_VERSION = 377,
-     tHomRank = 378,
-     tHomGen = 379,
-     tHomCut = 380,
-     tHomSeq = 381,
-     tAFFECTDIVIDE = 382,
-     tAFFECTTIMES = 383,
-     tAFFECTMINUS = 384,
-     tAFFECTPLUS = 385,
-     tOR = 386,
-     tAND = 387,
-     tNOTEQUAL = 388,
-     tEQUAL = 389,
-     tGREATEROREQUAL = 390,
-     tLESSOREQUAL = 391,
-     UNARYPREC = 392,
-     tMINUSMINUS = 393,
-     tPLUSPLUS = 394
+     tHomology = 375,
+     tCohomology = 376,
+     tGMSH_MAJOR_VERSION = 377,
+     tGMSH_MINOR_VERSION = 378,
+     tGMSH_PATCH_VERSION = 379,
+     tAFFECTDIVIDE = 380,
+     tAFFECTTIMES = 381,
+     tAFFECTMINUS = 382,
+     tAFFECTPLUS = 383,
+     tOR = 384,
+     tAND = 385,
+     tNOTEQUAL = 386,
+     tEQUAL = 387,
+     tGREATEROREQUAL = 388,
+     tLESSOREQUAL = 389,
+     UNARYPREC = 390,
+     tMINUSMINUS = 391,
+     tPLUSPLUS = 392
    };
 #endif
 
@@ -185,8 +182,8 @@
 typedef union YYSTYPE
 {
 
-/* Line 1676 of yacc.c  */
-#line 91 "Gmsh.y"
+/* Line 1685 of yacc.c  */
+#line 87 "Gmsh.y"
 
   char *c;
   int i;
@@ -198,8 +195,8 @@ typedef union YYSTYPE
 
 
 
-/* Line 1676 of yacc.c  */
-#line 203 "Gmsh.tab.hpp"
+/* Line 1685 of yacc.c  */
+#line 200 "Gmsh.tab.hpp"
 } YYSTYPE;
 # define YYSTYPE_IS_TRIVIAL 1
 # define yystype YYSTYPE /* obsolescent; will be withdrawn */
diff --git a/Parser/Gmsh.y b/Parser/Gmsh.y
index d4e2563ed746dfde4a1a55d7d9c4eab99158ac9c..ebffdf95e4191678122c95f7090f92a8763be6a6 100644
--- a/Parser/Gmsh.y
+++ b/Parser/Gmsh.y
@@ -51,10 +51,6 @@
 #include "drawContext.h"
 #endif
 
-#if defined(HAVE_KBIPACK)
-#include "Homology.h"
-#endif
-
 // Global parser variables
 std::string gmsh_yyname;
 int gmsh_yyerrorstate = 0;
@@ -120,15 +116,15 @@ fullMatrix<double> ListOfListOfDouble2Matrix(List_T *list);
 %token tBSpline tBezier tNurbs tNurbsOrder tNurbsKnots
 %token tColor tColorTable tFor tIn tEndFor tIf tEndIf tExit
 %token tField tReturn tCall tFunction tShow tHide tGetValue tGetEnv tGetString
+%token tHomology tCohomology
 %token tGMSH_MAJOR_VERSION tGMSH_MINOR_VERSION tGMSH_PATCH_VERSION
-%token tHomRank tHomGen tHomCut tHomSeq
 
 %type <d> FExpr FExpr_Single
 %type <v> VExpr VExpr_Single CircleOptions TransfiniteType
 %type <i> NumericAffectation NumericIncrement PhysicalId
 %type <i> TransfiniteArrangement RecombineAngle
 %type <u> ColorExpr
-%type <c> StringExpr StringExprVar SendToFile
+%type <c> StringExpr StringExprVar SendToFile HomologyCommand
 %type <l> FExpr_Multi ListOfDouble ListOfDoubleOrAll RecursiveListOfDouble
 %type <l> RecursiveListOfListOfDouble
 %type <l> ListOfColor RecursiveListOfColor
@@ -3650,138 +3646,46 @@ Coherence :
     }
 ;
 
-
 //  H O M O L O G Y
 
-Homology :
+HomologyCommand :
+tHomology { $$ = (char*)"Generators"; }
+| tCohomology { $$ = (char*)"DualGenerators"; }
+;
 
-    tHomRank '(' StringExprVar ')' tAFFECT '{' ListOfDouble ',' ListOfDouble '}' tEND
+Homology :
+    HomologyCommand tEND
     {
-      List_T *temp = ListOfDouble2ListOfInt($7);
-      std::vector<int> domain;
-      for (int i = 0; i < List_Nbr(temp); i++){
-        int item = 0;
-        List_Read(temp, i, &item);
-        domain.push_back(item);
-      }
-      List_Delete($7);
-      List_Delete(temp);
-      List_T *temp2 = ListOfDouble2ListOfInt($9);
-      std::vector<int> subdomain;
-      for (int i = 0; i < List_Nbr(temp2); i++){
-        int item = 0;
-        List_Read(temp2, i, &item);
-        subdomain.push_back(item);
-      }
-      List_Delete($9);
-      List_Delete(temp2);
-      std::string fileName = "";
-      fileName = $3;
-      if(!fileName.empty()) fileName = FixRelativePath(gmsh_yyname, $3);
-#if defined(HAVE_KBIPACK)
-      Homology* homology = new Homology(GModel::current(), domain, subdomain);
-      homology->setFileName(fileName);
-      homology->computeRanks();
-      delete homology;
-#else
-      yymsg(0, "Gmsh needs to be configured with option Kbipack to use homology computation");
-#endif
+      std::vector<int> domain, subdomain;
+      GModel::current()->addHomologyRequest($1, domain, subdomain);
     }
-  | tHomGen '(' StringExprVar ')' tAFFECT '{' ListOfDouble ',' ListOfDouble '}' tEND
+  | HomologyCommand '{' ListOfDouble '}' tEND
     {
-      List_T *temp = ListOfDouble2ListOfInt($7);
-      std::vector<int> domain;
-      for (int i = 0; i < List_Nbr(temp); i++){
-        int item = 0;
-        List_Read(temp, i, &item);
-        domain.push_back(item);
-      }
-      List_Delete($7);
-      List_Delete(temp);
-      List_T *temp2 = ListOfDouble2ListOfInt($9);
-      std::vector<int> subdomain;
-      for (int i = 0; i < List_Nbr(temp2); i++){
-        int item = 0;
-        List_Read(temp2, i, &item);
-        subdomain.push_back(item);
-      }
-      List_Delete($9);
-      List_Delete(temp2);
-      std::string fileName = "";
-      fileName = $3;
-      if(!fileName.empty()) fileName = FixRelativePath(gmsh_yyname, $3);
-#if defined(HAVE_KBIPACK)
-      Homology* homology = new Homology(GModel::current(), domain, subdomain);
-      homology->setFileName(fileName);
-      homology->findGenerators();
-      delete homology;
-#else
-      yymsg(0, "Gmsh needs to be configured with option Kbipack to use homology computation");
-#endif
-    }
-  | tHomCut '(' StringExprVar ')' tAFFECT '{' ListOfDouble ',' ListOfDouble '}' tEND
-    {
-      List_T *temp = ListOfDouble2ListOfInt($7);
-      std::vector<int> domain;
-      for (int i = 0; i < List_Nbr(temp); i++){
-        int item = 0;
-        List_Read(temp, i, &item);
-        domain.push_back(item);
-      }
-      List_Delete($7);
-      List_Delete(temp);
-      List_T *temp2 = ListOfDouble2ListOfInt($9);
-      std::vector<int> subdomain;
-      for (int i = 0; i < List_Nbr(temp2); i++){
-        int item = 0;
-        List_Read(temp2, i, &item);
-        subdomain.push_back(item);
+      std::vector<int> domain, subdomain;
+      for(int i = 0; i < List_Nbr($3); i++){
+        double d;
+        List_Read($3, i, &d);
+        domain.push_back((int)d);
       }
-      List_Delete($9);
-      List_Delete(temp2);
-      std::string fileName = "";
-      fileName = $3;
-      if(!fileName.empty()) fileName = FixRelativePath(gmsh_yyname, $3);
-#if defined(HAVE_KBIPACK)
-      Homology* homology = new Homology(GModel::current(), domain, subdomain);
-      homology->setFileName(fileName);
-      homology->findDualGenerators();
-      delete homology;
-#else
-      yymsg(0, "Gmsh needs to be configured with option Kbipack to use homology computation");
-#endif
+      GModel::current()->addHomologyRequest($1, domain, subdomain);
+      List_Delete($3);
     }
-  | tHomSeq '(' StringExprVar ')' tAFFECT '{' ListOfDouble ',' ListOfDouble '}' tEND
+  | HomologyCommand '{' ListOfDouble ',' ListOfDouble '}' tEND
     {
-      List_T *temp = ListOfDouble2ListOfInt($7);
-      std::vector<int> domain;
-      for (int i = 0; i < List_Nbr(temp); i++){
-        int item = 0;
-        List_Read(temp, i, &item);
-        domain.push_back(item);
+      std::vector<int> domain, subdomain;
+      for(int i = 0; i < List_Nbr($3); i++){
+        double d;
+        List_Read($3, i, &d);
+        domain.push_back((int)d);
       }
-      List_Delete($7);
-      List_Delete(temp);
-      List_T *temp2 = ListOfDouble2ListOfInt($9);
-      std::vector<int> subdomain;
-      for (int i = 0; i < List_Nbr(temp2); i++){
-        int item = 0;
-        List_Read(temp2, i, &item);
-        subdomain.push_back(item);
+      for(int i = 0; i < List_Nbr($5); i++){
+        double d;
+        List_Read($5, i, &d);
+        subdomain.push_back((int)d);
       }
-      List_Delete($9);
-      List_Delete(temp2);
-      std::string fileName = "";
-      fileName = $3;
-      if(!fileName.empty()) fileName = FixRelativePath(gmsh_yyname, $3);
-#if defined(HAVE_KBIPACK)
-      Homology* homology = new Homology(GModel::current(), domain, subdomain);
-      homology->setFileName(fileName);
-      homology->findHomSequence();
-      delete homology;
-#else
-      yymsg(0, "Gmsh needs to be configured with option Kbipack to use homology computation");
-#endif
+      GModel::current()->addHomologyRequest($1, domain, subdomain);
+      List_Delete($3);
+      List_Delete($5);
     }
 ;
 
diff --git a/Parser/Gmsh.yy.cpp b/Parser/Gmsh.yy.cpp
index 70eddfa8e9c6d30080839458e2f06375f4f647b6..89d2286925d312d64262c9eab5ae5844b59be4ab 100644
--- a/Parser/Gmsh.yy.cpp
+++ b/Parser/Gmsh.yy.cpp
@@ -73,6 +73,7 @@ typedef int flex_int32_t;
 typedef unsigned char flex_uint8_t; 
 typedef unsigned short int flex_uint16_t;
 typedef unsigned int flex_uint32_t;
+#endif /* ! C99 */
 
 /* Limits of integral types. */
 #ifndef INT8_MIN
@@ -103,8 +104,6 @@ typedef unsigned int flex_uint32_t;
 #define UINT32_MAX             (4294967295U)
 #endif
 
-#endif /* ! C99 */
-
 #endif /* ! FLEXINT_H */
 
 #ifdef __cplusplus
@@ -161,15 +160,7 @@ typedef unsigned int flex_uint32_t;
 
 /* Size of default input buffer. */
 #ifndef YY_BUF_SIZE
-#ifdef __ia64__
-/* On IA-64, the buffer size is 16k, not 8k.
- * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
- * Ditto for the __ia64__ case accordingly.
- */
-#define YY_BUF_SIZE 32768
-#else
 #define YY_BUF_SIZE 16384
-#endif /* __ia64__ */
 #endif
 
 /* The state buf must be large enough to hold one state per character in the main buffer.
@@ -181,7 +172,12 @@ typedef unsigned int flex_uint32_t;
 typedef struct yy_buffer_state *YY_BUFFER_STATE;
 #endif
 
-extern int gmsh_yyleng;
+#ifndef YY_TYPEDEF_YY_SIZE_T
+#define YY_TYPEDEF_YY_SIZE_T
+typedef size_t yy_size_t;
+#endif
+
+extern yy_size_t gmsh_yyleng;
 
 extern FILE *gmsh_yyin, *gmsh_yyout;
 
@@ -207,11 +203,6 @@ extern FILE *gmsh_yyin, *gmsh_yyout;
 
 #define unput(c) yyunput( c, (yytext_ptr)  )
 
-#ifndef YY_TYPEDEF_YY_SIZE_T
-#define YY_TYPEDEF_YY_SIZE_T
-typedef size_t yy_size_t;
-#endif
-
 #ifndef YY_STRUCT_YY_BUFFER_STATE
 #define YY_STRUCT_YY_BUFFER_STATE
 struct yy_buffer_state
@@ -229,7 +220,7 @@ struct yy_buffer_state
 	/* Number of characters read into yy_ch_buf, not including EOB
 	 * characters.
 	 */
-	int yy_n_chars;
+	yy_size_t yy_n_chars;
 
 	/* Whether we "own" the buffer - i.e., we know we created it,
 	 * and can realloc() it to grow it, and should free() it to
@@ -299,8 +290,8 @@ static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */
 
 /* yy_hold_char holds the character lost when gmsh_yytext is formed. */
 static char yy_hold_char;
-static int yy_n_chars;		/* number of characters read into yy_ch_buf */
-int gmsh_yyleng;
+static yy_size_t yy_n_chars;		/* number of characters read into yy_ch_buf */
+yy_size_t gmsh_yyleng;
 
 /* Points to current character in buffer. */
 static char *yy_c_buf_p = (char *) 0;
@@ -328,7 +319,7 @@ static void gmsh_yy_init_buffer (YY_BUFFER_STATE b,FILE *file  );
 
 YY_BUFFER_STATE gmsh_yy_scan_buffer (char *base,yy_size_t size  );
 YY_BUFFER_STATE gmsh_yy_scan_string (yyconst char *yy_str  );
-YY_BUFFER_STATE gmsh_yy_scan_bytes (yyconst char *bytes,int len  );
+YY_BUFFER_STATE gmsh_yy_scan_bytes (yyconst char *bytes,yy_size_t len  );
 
 void *gmsh_yyalloc (yy_size_t  );
 void *gmsh_yyrealloc (void *,yy_size_t  );
@@ -388,8 +379,8 @@ static void yy_fatal_error (yyconst char msg[]  );
 	*yy_cp = '\0'; \
 	(yy_c_buf_p) = yy_cp;
 
-#define YY_NUM_RULES 160
-#define YY_END_OF_BUFFER 161
+#define YY_NUM_RULES 158
+#define YY_END_OF_BUFFER 159
 /* This struct is not used in this scanner,
    but its presence is necessary. */
 struct yy_trans_info
@@ -397,87 +388,87 @@ struct yy_trans_info
 	flex_int32_t yy_verify;
 	flex_int32_t yy_nxt;
 	};
-static yyconst flex_int16_t yy_accept[713] =
+static yyconst flex_int16_t yy_accept[712] =
     {   0,
-        0,    0,  161,  159,    1,    1,  159,    5,  159,    6,
-      159,  159,  159,  159,  159,  154,   21,    2,  159,   16,
-      159,  158,  158,  158,  158,  158,  158,  158,  158,  158,
-      158,  158,  158,  158,  158,  158,  158,  158,  158,  158,
-      158,  158,  158,  158,  159,   28,   24,   19,   25,   17,
-       26,   18,    0,  156,    3,    4,   20,  155,  154,    0,
-       29,   27,   30,  158,  158,  158,  158,  158,  158,  158,
-      158,  158,  158,  158,  158,  158,  158,  158,  158,  158,
-      158,  158,  158,  158,  158,  158,  158,  158,  158,  158,
-      158,  158,  158,  158,  158,  158,  158,   94,   93,  158,
-
-      158,  158,  158,  158,  158,  158,  158,  158,  158,  158,
-      158,  112,  158,  158,  158,  158,  158,  158,  158,  158,
-      158,  158,  158,  158,  158,  158,  158,  158,  143,  144,
-      158,  158,  158,  158,  158,  158,  158,   23,   22,    0,
-      155,    0,    0,  157,  158,  158,  158,  158,  158,  158,
-      158,  158,  158,  158,  158,  158,  158,  158,  158,  158,
-      158,   49,  158,  158,  158,  158,  158,  158,  158,  158,
-      158,  158,   65,  158,  158,  158,  158,  158,   78,  158,
-      158,  158,  158,  158,  158,  158,  158,  158,  158,  158,
-      158,  158,  158,  158,  101,  158,  158,  158,  158,  158,
-
-      158,  158,  158,  158,  158,  158,  158,  158,  158,  158,
-      158,  158,  158,  158,  158,  130,  158,  158,  158,  158,
-      158,  158,  158,  158,  158,  158,  150,  158,  158,  158,
-      158,  158,    0,  156,    0,    0,  155,   31,  158,  158,
-      158,  158,   35,   37,  158,  158,  158,   57,  158,   44,
-      158,  158,  158,  158,  158,  158,  158,   48,  158,  158,
-      158,  158,  158,   64,  158,  158,  158,  158,   73,  158,
-       74,  158,  158,   77,  158,  158,  158,  158,  158,   86,
-       87,  158,  158,  158,  158,  158,  158,  158,  158,  158,
-      158,  158,   99,  100,  158,  158,  158,  158,  158,  158,
-
-      158,  158,  158,  158,  158,  158,  158,  158,  125,  158,
-      158,  158,  158,  158,  140,  131,  158,  158,  158,  158,
-      129,  158,  158,  158,  158,  158,  158,  145,  149,  158,
-      158,  158,  158,   10,   15,    9,    8,  158,   12,   14,
-        0,  155,   33,  158,  158,  158,   39,  158,  158,  158,
-      158,  158,  158,  158,   52,  158,  158,  158,  158,  158,
-      158,  158,  158,  158,  158,  158,   71,  158,  158,   75,
-       76,  158,  158,  158,  158,  158,  158,  158,  158,  158,
-       92,  158,  158,   97,  158,  158,  158,  102,  158,  158,
-      158,  108,  109,  158,  158,  158,  113,  158,  114,  158,
-
-      158,  158,  158,  158,  158,  158,  124,  158,  158,  158,
-      134,  158,  158,  158,  158,  158,  158,  158,  151,  158,
-      152,  158,   11,  158,   13,  158,   32,   36,   38,  158,
-       41,  158,  158,  158,   45,  158,  158,  158,  158,  158,
-      158,  158,  158,  158,   61,   63,  158,  158,   70,  158,
-      158,  158,  158,  158,   80,  158,  158,   90,   89,  158,
-       91,  158,  158,  103,   98,  158,  158,  158,  105,  158,
-      158,  158,  118,  158,  117,  158,  158,  158,  127,  123,
-      158,  132,  133,  158,  137,  158,  158,  158,  158,  158,
-      158,  158,  153,    7,  158,   40,   42,  158,  158,  158,
-
-      158,  158,   47,   51,  158,  158,  158,  158,  158,   67,
-      158,  158,  158,   68,  158,  158,  158,  158,  158,  158,
-       88,  158,  158,  158,  158,  158,  158,  158,  158,  158,
-      158,  158,  158,  158,  158,  136,  158,  158,  135,  158,
-      158,  158,  158,  158,  158,  158,  158,  158,  158,  158,
-       54,  158,  158,  158,  158,   66,   69,  158,   79,  158,
-      158,  158,  158,   82,  158,  158,  104,  106,  107,  158,
-      110,  111,  158,  158,  158,  158,  158,  158,  128,  158,
-      158,  141,  158,  158,  158,  158,  158,  158,  158,  158,
-       46,  158,  158,  158,  158,  158,   72,  158,  158,  158,
-
-       81,  158,   95,  158,  158,  158,  158,  158,  121,  158,
-      138,  158,  142,  158,  158,  148,  158,  158,   56,  158,
-       53,  158,  158,  158,  158,  158,  158,  158,  158,  115,
-      158,  119,  158,  158,  126,  158,  158,  158,  158,   43,
-      158,   55,  158,  158,   62,  158,  158,  158,  158,  116,
-      120,  158,  139,  158,  146,  158,  158,  158,  158,  158,
-      158,  158,  158,  158,  158,  158,  158,  158,  158,  158,
-      158,  158,  158,  158,  147,  158,   50,   58,   60,  158,
-      158,  158,  158,  122,  158,  158,  158,  158,  158,  158,
-       34,  158,  158,  158,  158,  158,  158,  158,  158,  158,
-
-      158,  158,   83,   84,   85,  158,  158,  158,  158,   96,
-       59,    0
+        0,    0,  159,  157,    1,    1,  157,    5,  157,    6,
+      157,  157,  157,  157,  157,  152,   21,    2,  157,   16,
+      157,  156,  156,  156,  156,  156,  156,  156,  156,  156,
+      156,  156,  156,  156,  156,  156,  156,  156,  156,  156,
+      156,  156,  156,  156,  157,   28,   24,   19,   25,   17,
+       26,   18,    0,  154,    3,    4,   20,  153,  152,    0,
+       29,   27,   30,  156,  156,  156,  156,  156,  156,  156,
+      156,  156,  156,  156,  156,  156,  156,  156,  156,  156,
+      156,  156,  156,  156,  156,  156,  156,  156,  156,  156,
+      156,  156,  156,  156,  156,  156,  156,   92,   91,  156,
+
+      156,  156,  156,  156,  156,  156,  156,  156,  156,  156,
+      156,  110,  156,  156,  156,  156,  156,  156,  156,  156,
+      156,  156,  156,  156,  156,  156,  156,  156,  141,  142,
+      156,  156,  156,  156,  156,  156,  156,   23,   22,    0,
+      153,    0,    0,  155,  156,  156,  156,  156,  156,  156,
+      156,  156,  156,  156,  156,  156,  156,  156,  156,  156,
+      156,   50,  156,  156,  156,  156,  156,  156,  156,  156,
+      156,  156,   66,  156,  156,  156,  156,  156,   79,  156,
+      156,  156,  156,  156,  156,  156,  156,  156,  156,  156,
+      156,  156,  156,  156,   99,  156,  156,  156,  156,  156,
+
+      156,  156,  156,  156,  156,  156,  156,  156,  156,  156,
+      156,  156,  156,  156,  156,  128,  156,  156,  156,  156,
+      156,  156,  156,  156,  156,  156,  148,  156,  156,  156,
+      156,  156,    0,  154,    0,    0,  153,   31,  156,  156,
+      156,  156,   35,   37,  156,  156,  156,   58,  156,   44,
+      156,  156,  156,  156,  156,  156,  156,  156,   49,  156,
+      156,  156,  156,  156,   65,  156,  156,  156,  156,   74,
+      156,   75,  156,  156,   78,  156,  156,  156,  156,  156,
+       87,   88,  156,  156,  156,  156,  156,  156,  156,  156,
+       97,   98,  156,  156,  156,  156,  156,  156,  156,  156,
+
+      156,  156,  156,  156,  156,  156,  123,  156,  156,  156,
+      156,  156,  138,  129,  156,  156,  156,  156,  127,  156,
+      156,  156,  156,  156,  156,  143,  147,  156,  156,  156,
+      156,   10,   15,    9,    8,  156,   12,   14,    0,  153,
+       33,  156,  156,  156,   39,  156,  156,  156,  156,  156,
+      156,  156,  156,   53,  156,  156,  156,  156,  156,  156,
+      156,  156,  156,  156,  156,   72,  156,  156,   76,   77,
+      156,  156,  156,  156,  156,  156,   90,  156,  156,   95,
+      156,  156,  156,  100,  156,  156,  156,  106,  107,  156,
+      156,  156,  111,  156,  112,  156,  156,  156,  156,  156,
+
+      156,  156,  122,  156,  156,  156,  132,  156,  156,  156,
+      156,  156,  156,  156,  149,  156,  150,  156,   11,  156,
+       13,  156,   32,   36,   38,  156,   41,  156,  156,  156,
+       45,  156,  156,  156,  156,  156,  156,  156,  156,  156,
+      156,   62,   64,  156,  156,   71,  156,  156,  156,  156,
+      156,   81,  156,  156,  156,  156,  156,  101,   96,  156,
+      156,  156,  103,  156,  156,  156,  116,  156,  115,  156,
+      156,  156,  125,  121,  156,  130,  131,  156,  135,  156,
+      156,  156,  156,  156,  156,  156,  151,    7,  156,   40,
+       42,  156,  156,  156,  156,  156,  156,   48,   52,  156,
+
+      156,  156,  156,  156,   68,  156,  156,  156,   69,  156,
+      156,  156,  156,  156,  156,  156,  156,  156,  156,  156,
+      156,  156,  156,  156,  156,  156,  156,  156,  156,  156,
+      134,  156,  156,  133,  156,  156,  156,  156,  156,  156,
+      156,  156,  156,  156,  156,  156,   55,  156,  156,  156,
+      156,   67,   70,  156,   80,  156,  156,  156,  156,   83,
+       89,  156,  156,  102,  104,  105,  156,  108,  109,  156,
+      156,  156,  156,  156,  156,  126,  156,  156,  139,  156,
+      156,  156,  156,  156,  156,  156,  156,   46,  156,  156,
+      156,  156,  156,  156,   73,  156,  156,  156,   82,  156,
+
+       93,  156,  156,  156,  156,  156,  119,  156,  136,  156,
+      140,  156,  156,  146,  156,  156,   57,  156,   47,   54,
+      156,  156,  156,  156,  156,  156,  156,  156,  113,  156,
+      117,  156,  156,  124,  156,  156,  156,  156,   43,  156,
+       56,  156,  156,   63,  156,  156,  156,  156,  114,  118,
+      156,  137,  156,  144,  156,  156,  156,  156,  156,  156,
+      156,  156,  156,  156,  156,  156,  156,  156,  156,  156,
+      156,  156,  156,  145,  156,   51,   59,   61,  156,  156,
+      156,  156,  120,  156,  156,  156,  156,  156,  156,   34,
+      156,  156,  156,  156,  156,  156,  156,  156,  156,  156,
+
+      156,   84,   85,   86,  156,  156,  156,  156,   94,   60,
+        0
     } ;
 
 static yyconst flex_int32_t yy_ec[256] =
@@ -524,173 +515,173 @@ static yyconst flex_int32_t yy_meta[74] =
         2,    2,    1
     } ;
 
-static yyconst flex_int16_t yy_base[714] =
+static yyconst flex_int16_t yy_base[713] =
     {   0,
-        0,    0,  840,  841,  841,  841,  818,  841,  832,  841,
-      816,   65,   66,   64,   76,   78,  841,  841,  815,  814,
-      813,   46,   57,   65,   50,   64,   77,   47,   29,   79,
-        0,  773,   89,   81,  765,  767,   99,  763,  100,  103,
-       92,  764,  767,  775,  753,  841,  841,  841,  841,  841,
-      841,  841,  814,  162,  841,  841,  841,  167,  182,  191,
-      841,  841,  841,    0,  763,  767,  772,  765,  772,  757,
-      746,  750,  106,  760,  767,  750,  157,  761,  132,  754,
-      763,  752,  758,  758,  155,  758,  754,  744,  743,  739,
-      742,  760,  734,  748,   69,  736,  755,    0,  730,  734,
-
-      723,  142,  108,  739,  761,  740,  726,  738,  724,  723,
-      715,    0,  165,   45,  729,  736,  723,  170,  716,  723,
-      719,  719,  717,  169,  713,  712,  711,  128,    0,    0,
-      739,  713,  721,  723,  714,  711,  699,  841,  841,  228,
-      233,  242,  248,  253,  702,  718,  246,  705,  704,  705,
-      706,  701,  702,  700,  700,  693,  706,  703,  693,  177,
+        0,    0,  839,  840,  840,  840,  817,  840,  831,  840,
+      815,   65,   66,   64,   76,   78,  840,  840,  814,  813,
+      812,   46,   57,   65,   50,   64,   77,   47,   29,   79,
+        0,  772,   89,   81,  764,  766,   99,  762,  100,  103,
+       92,  763,  766,  774,  752,  840,  840,  840,  840,  840,
+      840,  840,  813,  162,  840,  840,  840,  167,  182,  191,
+      840,  840,  840,    0,  762,  766,  771,  764,  771,  756,
+      745,  749,  106,  759,  766,  749,  157,  760,  132,  753,
+      762,  751,  757,  757,  155,  757,  753,  743,  742,  738,
+      741,  759,  733,  747,   69,  735,  754,    0,  729,  733,
+
+      722,  142,  108,  738,  760,  739,  725,  737,  723,  722,
+      714,    0,  165,   45,  728,  735,  722,  170,  715,  722,
+      718,  718,  716,  169,  712,  711,  710,  128,    0,    0,
+      738,  712,  720,  722,  713,  710,  698,  840,  840,  228,
+      233,  242,  248,  253,  701,  717,  246,  704,  703,  704,
+      705,  700,  701,  699,  699,  692,  705,  174,  693,  191,
       689,  697,  703,  694,  697,  696,  699,  677,  689,  115,
       686,  677,    0,  678,  676,  682,  678,  687,    0,  687,
-      706,  245,  683,  682,  250,  672,  705,  679,  664,  677,
-      674,  675,  674,  659,  710,  676,  655,  672,  668,  671,
-
-      662,  652,  656,  661,  654,  665,  652,  660,  659,  648,
-      652,  640,  658,  653,  635,  648,  641,  649,  644,  643,
-      632,  255,  644,  637,  645,  667,  638,  644,  631,  630,
-      622,  244,  300,  305,  314,  319,  324,    0,  623,  626,
-      630,  637,    0,  669,  627,  630,  630,    0,  613,    0,
-      631,  620,  613,  612,  619,  167,  623,    0,  607,  612,
-      611,  604,  603,    0,  606,  606,  613,  609,    0,  597,
-        0,  612,  598,    0,  595,  613,  599,  592,  609,    0,
-        0,  589,  603,  606,  601,  586,  611,  586,  584,  584,
-      581,  588,    0,    0,  632,  151,  586,  578,  578,  582,
-
-      579,  583,  586,  581,  570,  571,  568,  187,    0,  574,
-      572,  567,  564,  578,    0,    0,  562,  563,  216,  566,
-        0,  577,  560,  571,  574,  569,  585,    0,    0,  548,
-      553,  563,  557,    0,    0,  557,    0,  562,  555,    0,
-      329,  334,  567,  546,  550,  549,    0,  548,  543,  550,
-      547,  554,  551,  550,  559,  540,  547,  531,  541,  544,
-      543,  542,  541,  540,  165,  527,    0,  539,  538,    0,
-        0,  532,  239,  519,  522,  527,  518,  523,  522,  518,
-        0,  542,  514,    0,  513,  522,  511,    0,  527,  518,
-      512,    0,    0,  520,  520,  520,    0,  509,    0,  527,
-
-      514,  502,  516,  512,  503,  510,    0,  506,  508,  507,
-        0,  492,  491,  504,  497,  504,  487,  491,    0,  182,
-        0,  499,    0,  496,    0,  493,    0,    0,  533,  495,
-        0,  486,  487,  478,    0,  483,  494,  489,  470,  479,
-      478,  495,  511,  471,    0,    0,  240,  478,    0,  477,
-      480,  470,  250,  507,    0,  473,  461,    0,    0,  470,
-        0,  489,  473,    0,    0,  472,  463,  450,    0,  455,
-      464,  471,    0,  456,    0,  461,  249,  481,    0,    0,
-      463,    0,    0,  461,    0,  460,  464,  459,  446,  458,
-      313,  460,    0,    0,  441,    0,    0,  452,  465,  452,
-
-      453,  453,    0,    0,  450,  452,  438,  437,  449,    0,
-      431,  445,  446,    0,  433,  460,  455,  448,  429,  436,
-        0,  453,  436,  419,  427,  431,  418,  431,  422,  424,
-      327,  430,  417,  424,  411,    0,  418,  407,    0,  401,
-      419,  403,  409,  402,  412,  442,  404,  400,  411,  404,
-        0,  395,  398,  399,  392,    0,    0,  397,    0,  419,
-      418,  429,  399,    0,  429,  385,    0,    0,    0,  394,
-        0,    0,  397,  399,  387,  380,  393,  379,    0,  373,
-      386,    0,  383,  392,  383,  386,  400,  375,  376,  378,
-        0,  381,  380,  370,  365,  377,    0,  388,  387,  396,
-
-        0,  383,    0,  374,  359,  364,  367,  368,    0,  364,
-        0,  350,    0,  366,  350,    0,  353,  344,    0,  348,
-        0,  347,  353,  344,  358,  361,  360,  359,  374,    0,
-      352,    0,  345,  338,    0,  349,  212,  348,  333,    0,
-      332,    0,  336,  348,    0,  351,  350,  349,  354,    0,
-        0,  342,    0,  325,    0,  332,  331,  332,  325,  357,
-      356,  355,  345,  322,  323,  316,  325,  303,  307,  332,
-      331,  330,  320,  301,    0,  305,    0,  328,    0,  322,
-      321,  320,  319,    0,  294,  297,  326,  325,  324,  329,
-        0,  296,  288,  274,  273,  274,  242,  265,  264,  263,
-
-      271,  226,    0,    0,    0,  168,  119,  122,   51,    0,
-        0,  841,   81
+      706,  245,  683,  682,  672,  671,  704,  678,  663,  676,
+      673,  674,  673,  658,  709,  675,  654,  671,  667,  670,
+
+      661,  651,  655,  660,  653,  664,  651,  659,  658,  647,
+      651,  639,  657,  652,  634,  647,  640,  648,  643,  642,
+      631,  252,  643,  636,  644,  666,  637,  643,  630,  629,
+      621,  241,  265,  297,  306,  311,  316,    0,  622,  625,
+      629,  636,    0,  668,  626,  629,  629,    0,  612,    0,
+      630,  619,  612,  616,  610,  617,  167,  621,    0,  605,
+      610,  609,  602,  601,    0,  604,  604,  611,  607,    0,
+      595,    0,  610,  596,    0,  593,  611,  597,  590,  607,
+        0,    0,  596,  587,  612,  587,  585,  585,  582,  589,
+        0,    0,  633,  151,  587,  579,  579,  583,  580,  584,
+
+      587,  582,  571,  572,  569,  188,    0,  575,  573,  568,
+      565,  579,    0,    0,  563,  564,  235,  567,    0,  578,
+      561,  572,  575,  570,  586,    0,    0,  549,  554,  564,
+      558,    0,    0,  558,    0,  563,  556,    0,  321,  326,
+      568,  547,  551,  550,    0,  549,  544,  551,  548,  555,
+      552,  551,  541,  559,  540,  547,  531,  541,  544,  543,
+      542,  541,  540,  208,  527,    0,  539,  538,    0,    0,
+      532,  258,  519,  522,  527,  523,    0,  545,  517,    0,
+      516,  525,  514,    0,  530,  521,  515,    0,    0,  523,
+      523,  523,    0,  512,    0,  530,  517,  505,  519,  515,
+
+      506,  513,    0,  509,  511,  510,    0,  495,  494,  507,
+      500,  507,  490,  494,    0,  244,    0,  502,    0,  499,
+        0,  496,    0,    0,  536,  498,    0,  489,  490,  481,
+        0,  486,  487,  496,  491,  472,  481,  480,  497,  513,
+      473,    0,    0,  248,  480,    0,  479,  482,  472,  208,
+      509,    0,  475,  463,  475,  491,  475,    0,    0,  474,
+      465,  452,    0,  457,  466,  473,    0,  458,    0,  463,
+      310,  483,    0,    0,  465,    0,    0,  463,    0,  462,
+      466,  461,  448,  460,  306,  462,    0,    0,  443,    0,
+        0,  454,  467,  454,  455,  443,  454,    0,    0,  451,
+
+      453,  439,  438,  450,    0,  432,  446,  447,    0,  434,
+      461,  456,  449,  430,  437,  417,  453,  436,  419,  427,
+      431,  418,  431,  422,  424,  320,  430,  417,  424,  411,
+        0,  418,  407,    0,  401,  419,  403,  409,  402,  412,
+      442,  404,  400,  411,  408,  403,    0,  394,  397,  398,
+      391,    0,    0,  396,    0,  418,  417,  428,  398,    0,
+        0,  428,  384,    0,    0,    0,  393,    0,    0,  396,
+      398,  386,  379,  392,  378,    0,  372,  385,    0,  382,
+      391,  382,  385,  399,  374,  375,  377,    0,  361,  379,
+      378,  368,  363,  375,    0,  386,  385,  394,    0,  381,
+
+        0,  372,  357,  362,  365,  366,    0,  362,    0,  348,
+        0,  364,  348,    0,  351,  342,    0,  346,    0,    0,
+      345,  351,  342,  356,  359,  358,  357,  372,    0,  350,
+        0,  343,  336,    0,  347,  241,  346,  331,    0,  330,
+        0,  334,  346,    0,  349,  348,  347,  353,    0,    0,
+      341,    0,  324,    0,  331,  330,  330,  323,  355,  354,
+      353,  343,  320,  321,  315,  325,  303,  307,  332,  330,
+      327,  318,  299,    0,  303,    0,  324,    0,  318,  317,
+      316,  315,    0,  290,  293,  322,  321,  320,  325,    0,
+      319,  311,  310,  281,  287,  247,  262,  248,  240,  248,
+
+      171,    0,    0,    0,  168,  119,  122,   51,    0,    0,
+      840,   81
     } ;
 
-static yyconst flex_int16_t yy_def[714] =
+static yyconst flex_int16_t yy_def[713] =
     {   0,
-      712,    1,  712,  712,  712,  712,  712,  712,  712,  712,
+      711,    1,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  711,  711,  711,  711,  711,  711,
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  711,  711,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  711,  711,  711,
+      711,  711,  711,  711,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  711,  711,  711,  711,  711,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  711,  711,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
       712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-      712,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  712,  712,  712,  712,  712,  712,
       712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-      712,  712,  712,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  712,  712,  712,
-      712,  712,  712,  712,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  712,  712,  712,  712,  712,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      712,  712,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-
-      713,  713,  713,  713,  713,  713,  713,  713,  713,  713,
-      713,    0,  712
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+
+      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
+        0,  711
     } ;
 
-static yyconst flex_int16_t yy_nxt[915] =
+static yyconst flex_int16_t yy_nxt[914] =
     {   0,
         4,    5,    6,    7,    8,    9,   10,   11,   12,   13,
        14,   15,   16,   16,   16,   16,   16,   17,   18,   19,
@@ -704,98 +695,98 @@ static yyconst flex_int16_t yy_nxt[915] =
        59,   59,   59,   59,   59,   65,   57,   70,   93,   96,
 
       205,   79,  206,   66,   60,   80,  129,  130,   71,   67,
-       68,   69,   73,   81,   97,  711,   74,   72,  105,   75,
+       68,   69,   73,   81,   97,  710,   74,   72,  105,   75,
        76,   82,  131,   83,   86,   77,  184,  185,   78,   60,
        84,   98,   87,   85,   88,   89,  101,   90,   99,  132,
-      102,  106,  266,   91,  103,  267,  109,  117,  710,  104,
+      102,  106,  267,   91,  103,  268,  109,  117,  709,  104,
       110,  118,  133,  111,  112,  134,  113,  121,  122,  114,
       119,  123,  115,  153,  124,  125,  120,  193,  126,  127,
-      709,  154,  194,  128,   54,   54,   54,   54,   54,  141,
+      708,  154,  194,  128,   54,   54,   54,   54,   54,  141,
       141,  141,  141,  141,  164,  165,  224,  225,  140,  166,
-      389,  390,   58,  142,   59,   59,   59,   59,   59,  143,
+      385,  386,   58,  142,   59,   59,   59,   59,   59,  143,
 
-      143,  191,  708,  144,  144,  144,  144,  144,   60,  192,
+      143,  191,  707,  144,  144,  144,  144,  144,   60,  192,
       172,  158,  203,  140,  159,  160,  173,  161,  142,  210,
-      174,  162,  211,  218,  357,  255,  219,  358,  402,  447,
-      448,  204,  220,   60,  491,  212,  233,  233,  256,  492,
+      174,  162,  211,  218,  356,  253,  219,  357,  706,  398,
+      511,  204,  220,   60,  254,  212,  233,  233,  512,  256,
       234,  234,  234,  234,  234,  141,  141,  141,  141,  141,
-      236,  236,  402,  654,  237,  237,  237,  237,  237,  235,
+      236,  236,  257,  398,  237,  237,  237,  237,  237,  235,
       144,  144,  144,  144,  144,  144,  144,  144,  144,  144,
-      240,  277,  516,  453,  282,  410,  454,  654,  283,  322,
-      517,  411,  532,  707,  235,  278,  241,  242,  279,  284,
-      285,  510,  323,  334,  324,  511,  335,  706,  705,  704,
-
-      703,  336,  702,  701,  533,  337,  532,  338,  339,  700,
-      699,  340,  234,  234,  234,  234,  234,  234,  234,  234,
-      234,  234,  341,  341,  698,  697,  342,  342,  342,  342,
-      342,  237,  237,  237,  237,  237,  237,  237,  237,  237,
-      237,  342,  342,  342,  342,  342,  342,  342,  342,  342,
-      342,  542,  574,  696,  695,  694,  693,  692,  691,  690,
-      689,  688,  687,  686,  685,  684,  683,  575,  543,  682,
-      681,  680,  679,  678,  677,  542,  676,  574,  675,  674,
-      673,  672,  671,  670,  669,  668,  667,  666,  665,  664,
-      663,  575,  662,  661,  660,  659,  658,  657,  656,  655,
-
-      653,  652,  651,  650,  649,  648,  647,  646,  645,  644,
-      643,  642,  641,  640,  639,  638,  637,  636,  635,  634,
-      633,  632,  631,  630,  629,  628,  627,  626,  625,  624,
-      623,  622,  621,  620,  619,  618,  617,  616,  615,  614,
-      613,  612,  611,  610,  609,  608,  607,  606,  605,  604,
-      603,  602,  601,  600,  599,  598,  597,  596,  595,  594,
-      593,  592,  591,  590,  589,  588,  587,  586,  585,  584,
-      583,  582,  581,  580,  579,  578,  577,  576,  573,  572,
-      571,  570,  569,  568,  567,  566,  565,  564,  563,  562,
-      561,  560,  559,  558,  557,  556,  555,  554,  553,  552,
-
-      551,  550,  549,  548,  547,  546,  545,  544,  541,  540,
-      539,  538,  537,  536,  535,  534,  531,  530,  529,  528,
-      527,  526,  525,  524,  523,  522,  521,  520,  519,  518,
-      515,  514,  513,  512,  509,  508,  507,  506,  505,  504,
-      503,  502,  501,  500,  499,  498,  497,  496,  495,  494,
-      493,  490,  489,  488,  487,  486,  485,  484,  483,  482,
-      481,  480,  479,  478,  477,  476,  475,  474,  473,  472,
-      471,  470,  469,  468,  467,  466,  465,  464,  463,  462,
-      461,  460,  459,  458,  457,  456,  455,  452,  451,  450,
-      449,  446,  445,  444,  443,  442,  441,  440,  439,  438,
-
-      437,  436,  435,  434,  433,  432,  431,  430,  429,  428,
-      427,  426,  425,  424,  423,  422,  421,  420,  419,  418,
-      417,  416,  415,  414,  413,  412,  409,  408,  407,  406,
-      405,  404,  403,  401,  400,  399,  398,  397,  396,  395,
-      394,  393,  392,  391,  388,  387,  386,  385,  384,  383,
-      382,  381,  380,  379,  378,  377,  376,  375,  374,  373,
-      372,  371,  370,  369,  368,  367,  366,  365,  364,  363,
-      362,  361,  360,  359,  356,  355,  354,  353,  352,  351,
-      350,  349,  348,  347,  346,  345,  344,  343,  333,  332,
-      331,  330,  329,  328,  327,  326,  325,  321,  320,  319,
-
-      318,  317,  316,  315,  314,  313,  312,  311,  310,  309,
-      308,  307,  306,  305,  304,  303,  302,  301,  300,  299,
-      298,  297,  296,  295,  294,  293,  292,  291,  290,  289,
-      288,  287,  286,  281,  280,  276,  275,  274,  273,  272,
-      271,  270,  269,  268,  265,  264,  263,  262,  261,  260,
-      259,  258,  257,  254,  253,  252,  251,  250,  249,  248,
-      247,  246,  245,  244,  243,  239,  238,  232,  231,  230,
-      229,  228,  227,  226,  223,  222,  221,  217,  216,  215,
-      214,  213,  209,  208,  207,  202,  201,  200,  199,  198,
-      197,  196,  195,  190,  189,  188,  187,  186,  183,  182,
-
-      181,  180,  179,  178,  177,  176,  175,  171,  170,  169,
-      168,  167,  163,  157,  156,  155,  152,  151,  150,  149,
-      148,  147,  146,  145,  139,  138,  137,  136,  135,  116,
-      108,  107,  100,   63,   62,   61,   48,   47,   46,  712,
-        3,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-
-      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-      712,  712,  712,  712
+      240,  278,  444,  445,  705,  704,  320,  234,  234,  234,
+      234,  234,  653,  703,  235,  279,  241,  242,  280,  321,
+      332,  322,  450,  333,  406,  451,  485,  702,  334,  505,
+
+      407,  486,  335,  506,  336,  337,  653,  701,  338,  234,
+      234,  234,  234,  234,  339,  339,  700,  699,  340,  340,
+      340,  340,  340,  237,  237,  237,  237,  237,  237,  237,
+      237,  237,  237,  340,  340,  340,  340,  340,  340,  340,
+      340,  340,  340,  527,  537,  571,  698,  697,  696,  695,
+      694,  693,  692,  691,  690,  689,  688,  687,  686,  685,
+      572,  538,  684,  683,  682,  528,  681,  527,  537,  680,
+      571,  679,  678,  677,  676,  675,  674,  673,  672,  671,
+      670,  669,  668,  667,  572,  666,  665,  664,  663,  662,
+      661,  660,  659,  658,  657,  656,  655,  654,  652,  651,
+
+      650,  649,  648,  647,  646,  645,  644,  643,  642,  641,
+      640,  639,  638,  637,  636,  635,  634,  633,  632,  631,
+      630,  629,  628,  627,  626,  625,  624,  623,  622,  621,
+      620,  619,  618,  617,  616,  615,  614,  613,  612,  611,
+      610,  609,  608,  607,  606,  605,  604,  603,  602,  601,
+      600,  599,  598,  597,  596,  595,  594,  593,  592,  591,
+      590,  589,  588,  587,  586,  585,  584,  583,  582,  581,
+      580,  579,  578,  577,  576,  575,  574,  573,  570,  569,
+      568,  567,  566,  565,  564,  563,  562,  561,  560,  559,
+      558,  557,  556,  555,  554,  553,  552,  551,  550,  549,
+
+      548,  547,  546,  545,  544,  543,  542,  541,  540,  539,
+      536,  535,  534,  533,  532,  531,  530,  529,  526,  525,
+      524,  523,  522,  521,  520,  519,  518,  517,  516,  515,
+      514,  513,  510,  509,  508,  507,  504,  503,  502,  501,
+      500,  499,  498,  497,  496,  495,  494,  493,  492,  491,
+      490,  489,  488,  487,  484,  483,  482,  481,  480,  479,
+      478,  477,  476,  475,  474,  473,  472,  471,  470,  469,
+      468,  467,  466,  465,  464,  463,  462,  461,  460,  459,
+      458,  457,  456,  455,  454,  453,  452,  449,  448,  447,
+      446,  443,  442,  441,  440,  439,  438,  437,  436,  435,
+
+      434,  433,  432,  431,  430,  429,  428,  427,  426,  425,
+      424,  423,  422,  421,  420,  419,  418,  417,  416,  415,
+      414,  413,  412,  411,  410,  409,  408,  405,  404,  403,
+      402,  401,  400,  399,  397,  396,  395,  394,  393,  392,
+      391,  390,  389,  388,  387,  384,  383,  382,  381,  380,
+      379,  378,  377,  376,  375,  374,  373,  372,  371,  370,
+      369,  368,  367,  366,  365,  364,  363,  362,  361,  360,
+      359,  358,  355,  354,  353,  352,  351,  350,  349,  348,
+      347,  346,  345,  344,  343,  342,  341,  331,  330,  329,
+      328,  327,  326,  325,  324,  323,  319,  318,  317,  316,
+
+      315,  314,  313,  312,  311,  310,  309,  308,  307,  306,
+      305,  304,  303,  302,  301,  300,  299,  298,  297,  296,
+      295,  294,  293,  292,  291,  290,  289,  288,  287,  286,
+      285,  284,  283,  282,  281,  277,  276,  275,  274,  273,
+      272,  271,  270,  269,  266,  265,  264,  263,  262,  261,
+      260,  259,  258,  255,  252,  251,  250,  249,  248,  247,
+      246,  245,  244,  243,  239,  238,  232,  231,  230,  229,
+      228,  227,  226,  223,  222,  221,  217,  216,  215,  214,
+      213,  209,  208,  207,  202,  201,  200,  199,  198,  197,
+      196,  195,  190,  189,  188,  187,  186,  183,  182,  181,
+
+      180,  179,  178,  177,  176,  175,  171,  170,  169,  168,
+      167,  163,  157,  156,  155,  152,  151,  150,  149,  148,
+      147,  146,  145,  139,  138,  137,  136,  135,  116,  108,
+      107,  100,   63,   62,   61,   48,   47,   46,  711,    3,
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  711,  711
     } ;
 
-static yyconst flex_int16_t yy_chk[915] =
+static yyconst flex_int16_t yy_chk[914] =
     {   0,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
@@ -805,99 +796,99 @@ static yyconst flex_int16_t yy_chk[915] =
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,   12,   14,   13,   14,   14,   14,   14,
-       14,   28,  713,   15,   29,   12,   13,   15,   16,   29,
+       14,   28,  712,   15,   29,   12,   13,   15,   16,   29,
        16,   16,   16,   16,   16,   22,   15,   23,   28,   29,
 
       114,   25,  114,   22,   16,   25,   41,   41,   23,   22,
-       22,   22,   24,   25,   30,  709,   24,   23,   34,   24,
+       22,   22,   24,   25,   30,  708,   24,   23,   34,   24,
        24,   26,   41,   26,   27,   24,   95,   95,   24,   16,
        26,   30,   27,   26,   27,   27,   33,   27,   30,   41,
-       33,   34,  170,   27,   33,  170,   37,   39,  708,   33,
+       33,   34,  170,   27,   33,  170,   37,   39,  707,   33,
        37,   39,   41,   37,   37,   41,   37,   40,   40,   37,
        39,   40,   37,   73,   40,   40,   39,  103,   40,   40,
-      707,   73,  103,   40,   54,   54,   54,   54,   54,   58,
+      706,   73,  103,   40,   54,   54,   54,   54,   54,   58,
        58,   58,   58,   58,   79,   79,  128,  128,   54,   79,
-      296,  296,   59,   58,   59,   59,   59,   59,   59,   60,
+      294,  294,   59,   58,   59,   59,   59,   59,   59,   60,
 
-       60,  102,  706,   60,   60,   60,   60,   60,   59,  102,
+       60,  102,  705,   60,   60,   60,   60,   60,   59,  102,
        85,   77,  113,   54,   77,   77,   85,   77,   58,  118,
-       85,   77,  118,  124,  256,  160,  124,  256,  308,  365,
-      365,  113,  124,   59,  420,  118,  140,  140,  160,  420,
+       85,   77,  118,  124,  257,  158,  124,  257,  701,  306,
+      450,  113,  124,   59,  158,  118,  140,  140,  450,  160,
       140,  140,  140,  140,  140,  141,  141,  141,  141,  141,
-      142,  142,  308,  637,  142,  142,  142,  142,  142,  141,
+      142,  142,  160,  306,  142,  142,  142,  142,  142,  141,
       143,  143,  143,  143,  143,  144,  144,  144,  144,  144,
-      147,  182,  453,  373,  185,  319,  373,  637,  185,  222,
-      453,  319,  477,  702,  141,  182,  147,  147,  182,  185,
-      185,  447,  222,  232,  222,  447,  232,  701,  700,  699,
-
-      698,  232,  697,  696,  477,  232,  477,  232,  232,  695,
-      694,  232,  233,  233,  233,  233,  233,  234,  234,  234,
-      234,  234,  235,  235,  693,  692,  235,  235,  235,  235,
-      235,  236,  236,  236,  236,  236,  237,  237,  237,  237,
-      237,  341,  341,  341,  341,  341,  342,  342,  342,  342,
-      342,  491,  531,  690,  689,  688,  687,  686,  685,  683,
-      682,  681,  680,  678,  676,  674,  673,  531,  491,  672,
-      671,  670,  669,  668,  667,  491,  666,  531,  665,  664,
-      663,  662,  661,  660,  659,  658,  657,  656,  654,  652,
-      649,  531,  648,  647,  646,  644,  643,  641,  639,  638,
-
-      636,  634,  633,  631,  629,  628,  627,  626,  625,  624,
-      623,  622,  620,  618,  617,  615,  614,  612,  610,  608,
-      607,  606,  605,  604,  602,  600,  599,  598,  596,  595,
-      594,  593,  592,  590,  589,  588,  587,  586,  585,  584,
-      583,  581,  580,  578,  577,  576,  575,  574,  573,  570,
-      566,  565,  563,  562,  561,  560,  558,  555,  554,  553,
-      552,  550,  549,  548,  547,  546,  545,  544,  543,  542,
-      541,  540,  538,  537,  535,  534,  533,  532,  530,  529,
-      528,  527,  526,  525,  524,  523,  522,  520,  519,  518,
-      517,  516,  515,  513,  512,  511,  509,  508,  507,  506,
-
-      505,  502,  501,  500,  499,  498,  495,  492,  490,  489,
-      488,  487,  486,  484,  481,  478,  476,  474,  472,  471,
-      470,  468,  467,  466,  463,  462,  460,  457,  456,  454,
-      452,  451,  450,  448,  444,  443,  442,  441,  440,  439,
-      438,  437,  436,  434,  433,  432,  430,  429,  426,  424,
-      422,  418,  417,  416,  415,  414,  413,  412,  410,  409,
-      408,  406,  405,  404,  403,  402,  401,  400,  398,  396,
-      395,  394,  391,  390,  389,  387,  386,  385,  383,  382,
-      380,  379,  378,  377,  376,  375,  374,  372,  369,  368,
-      366,  364,  363,  362,  361,  360,  359,  358,  357,  356,
-
-      355,  354,  353,  352,  351,  350,  349,  348,  346,  345,
-      344,  343,  339,  338,  336,  333,  332,  331,  330,  327,
-      326,  325,  324,  323,  322,  320,  318,  317,  314,  313,
-      312,  311,  310,  307,  306,  305,  304,  303,  302,  301,
-      300,  299,  298,  297,  295,  292,  291,  290,  289,  288,
-      287,  286,  285,  284,  283,  282,  279,  278,  277,  276,
-      275,  273,  272,  270,  268,  267,  266,  265,  263,  262,
-      261,  260,  259,  257,  255,  254,  253,  252,  251,  249,
-      247,  246,  245,  244,  242,  241,  240,  239,  231,  230,
-      229,  228,  227,  226,  225,  224,  223,  221,  220,  219,
-
-      218,  217,  216,  215,  214,  213,  212,  211,  210,  209,
-      208,  207,  206,  205,  204,  203,  202,  201,  200,  199,
-      198,  197,  196,  195,  194,  193,  192,  191,  190,  189,
-      188,  187,  186,  184,  183,  181,  180,  178,  177,  176,
+      147,  182,  364,  364,  700,  699,  222,  233,  233,  233,
+      233,  233,  636,  698,  141,  182,  147,  147,  182,  222,
+      232,  222,  372,  232,  317,  372,  416,  697,  232,  444,
+
+      317,  416,  232,  444,  232,  232,  636,  696,  232,  234,
+      234,  234,  234,  234,  235,  235,  695,  694,  235,  235,
+      235,  235,  235,  236,  236,  236,  236,  236,  237,  237,
+      237,  237,  237,  339,  339,  339,  339,  339,  340,  340,
+      340,  340,  340,  471,  485,  526,  693,  692,  691,  689,
+      688,  687,  686,  685,  684,  682,  681,  680,  679,  677,
+      526,  485,  675,  673,  672,  471,  671,  471,  485,  670,
+      526,  669,  668,  667,  666,  665,  664,  663,  662,  661,
+      660,  659,  658,  657,  526,  656,  655,  653,  651,  648,
+      647,  646,  645,  643,  642,  640,  638,  637,  635,  633,
+
+      632,  630,  628,  627,  626,  625,  624,  623,  622,  621,
+      618,  616,  615,  613,  612,  610,  608,  606,  605,  604,
+      603,  602,  600,  598,  597,  596,  594,  593,  592,  591,
+      590,  589,  587,  586,  585,  584,  583,  582,  581,  580,
+      578,  577,  575,  574,  573,  572,  571,  570,  567,  563,
+      562,  559,  558,  557,  556,  554,  551,  550,  549,  548,
+      546,  545,  544,  543,  542,  541,  540,  539,  538,  537,
+      536,  535,  533,  532,  530,  529,  528,  527,  525,  524,
+      523,  522,  521,  520,  519,  518,  517,  516,  515,  514,
+      513,  512,  511,  510,  508,  507,  506,  504,  503,  502,
+
+      501,  500,  497,  496,  495,  494,  493,  492,  489,  486,
+      484,  483,  482,  481,  480,  478,  475,  472,  470,  468,
+      466,  465,  464,  462,  461,  460,  457,  456,  455,  454,
+      453,  451,  449,  448,  447,  445,  441,  440,  439,  438,
+      437,  436,  435,  434,  433,  432,  430,  429,  428,  426,
+      425,  422,  420,  418,  414,  413,  412,  411,  410,  409,
+      408,  406,  405,  404,  402,  401,  400,  399,  398,  397,
+      396,  394,  392,  391,  390,  387,  386,  385,  383,  382,
+      381,  379,  378,  376,  375,  374,  373,  371,  368,  367,
+      365,  363,  362,  361,  360,  359,  358,  357,  356,  355,
+
+      354,  353,  352,  351,  350,  349,  348,  347,  346,  344,
+      343,  342,  341,  337,  336,  334,  331,  330,  329,  328,
+      325,  324,  323,  322,  321,  320,  318,  316,  315,  312,
+      311,  310,  309,  308,  305,  304,  303,  302,  301,  300,
+      299,  298,  297,  296,  295,  293,  290,  289,  288,  287,
+      286,  285,  284,  283,  280,  279,  278,  277,  276,  274,
+      273,  271,  269,  268,  267,  266,  264,  263,  262,  261,
+      260,  258,  256,  255,  254,  253,  252,  251,  249,  247,
+      246,  245,  244,  242,  241,  240,  239,  231,  230,  229,
+      228,  227,  226,  225,  224,  223,  221,  220,  219,  218,
+
+      217,  216,  215,  214,  213,  212,  211,  210,  209,  208,
+      207,  206,  205,  204,  203,  202,  201,  200,  199,  198,
+      197,  196,  195,  194,  193,  192,  191,  190,  189,  188,
+      187,  186,  185,  184,  183,  181,  180,  178,  177,  176,
       175,  174,  172,  171,  169,  168,  167,  166,  165,  164,
-      163,  162,  161,  159,  158,  157,  156,  155,  154,  153,
-      152,  151,  150,  149,  148,  146,  145,  137,  136,  135,
-      134,  133,  132,  131,  127,  126,  125,  123,  122,  121,
-      120,  119,  117,  116,  115,  111,  110,  109,  108,  107,
-      106,  105,  104,  101,  100,   99,   97,   96,   94,   93,
-
-       92,   91,   90,   89,   88,   87,   86,   84,   83,   82,
-       81,   80,   78,   76,   75,   74,   72,   71,   70,   69,
-       68,   67,   66,   65,   53,   45,   44,   43,   42,   38,
-       36,   35,   32,   21,   20,   19,   11,    9,    7,    3,
-      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-
-      712,  712,  712,  712,  712,  712,  712,  712,  712,  712,
-      712,  712,  712,  712
+      163,  162,  161,  159,  157,  156,  155,  154,  153,  152,
+      151,  150,  149,  148,  146,  145,  137,  136,  135,  134,
+      133,  132,  131,  127,  126,  125,  123,  122,  121,  120,
+      119,  117,  116,  115,  111,  110,  109,  108,  107,  106,
+      105,  104,  101,  100,   99,   97,   96,   94,   93,   92,
+
+       91,   90,   89,   88,   87,   86,   84,   83,   82,   81,
+       80,   78,   76,   75,   74,   72,   71,   70,   69,   68,
+       67,   66,   65,   53,   45,   44,   43,   42,   38,   36,
+       35,   32,   21,   20,   19,   11,    9,    7,    3,  711,
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+
+      711,  711,  711,  711,  711,  711,  711,  711,  711,  711,
+      711,  711,  711
     } ;
 
 static yy_state_type yy_last_accepting_state;
@@ -954,7 +945,7 @@ void   skipline(void);
 #define YY_NO_UNISTD_H
 #endif
 
-#line 958 "Gmsh.yy.cpp"
+#line 949 "Gmsh.yy.cpp"
 
 #define INITIAL 0
 
@@ -993,7 +984,7 @@ FILE *gmsh_yyget_out (void );
 
 void gmsh_yyset_out  (FILE * out_str  );
 
-int gmsh_yyget_leng (void );
+yy_size_t gmsh_yyget_leng (void );
 
 char *gmsh_yyget_text (void );
 
@@ -1035,12 +1026,7 @@ static int input (void );
 
 /* Amount of stuff to slurp up with each read. */
 #ifndef YY_READ_BUF_SIZE
-#ifdef __ia64__
-/* On IA-64, the buffer size is 16k, not 8k */
-#define YY_READ_BUF_SIZE 16384
-#else
 #define YY_READ_BUF_SIZE 8192
-#endif /* __ia64__ */
 #endif
 
 /* Copy whatever the last rule matched to the standard output. */
@@ -1048,7 +1034,7 @@ static int input (void );
 /* This used to be an fputs(), but since the string might contain NUL's,
  * we now use fwrite().
  */
-#define ECHO do { if (fwrite( gmsh_yytext, gmsh_yyleng, 1, gmsh_yyout )) {} } while (0)
+#define ECHO fwrite( gmsh_yytext, gmsh_yyleng, 1, gmsh_yyout )
 #endif
 
 /* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
@@ -1059,7 +1045,7 @@ static int input (void );
 	if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
 		{ \
 		int c = '*'; \
-		size_t n; \
+		yy_size_t n; \
 		for ( n = 0; n < max_size && \
 			     (c = getc( gmsh_yyin )) != EOF && c != '\n'; ++n ) \
 			buf[n] = (char) c; \
@@ -1144,7 +1130,7 @@ YY_DECL
 #line 49 "Gmsh.l"
 
 
-#line 1148 "Gmsh.yy.cpp"
+#line 1134 "Gmsh.yy.cpp"
 
 	if ( !(yy_init) )
 		{
@@ -1197,13 +1183,13 @@ yy_match:
 			while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
 				{
 				yy_current_state = (int) yy_def[yy_current_state];
-				if ( yy_current_state >= 713 )
+				if ( yy_current_state >= 712 )
 					yy_c = yy_meta[(unsigned int) yy_c];
 				}
 			yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
 			++yy_cp;
 			}
-		while ( yy_base[yy_current_state] != 841 );
+		while ( yy_base[yy_current_state] != 840 );
 
 yy_find_action:
 		yy_act = yy_accept[yy_current_state];
@@ -1461,102 +1447,102 @@ return tCoherence;
 case 47:
 YY_RULE_SETUP
 #line 100 "Gmsh.l"
-return tCombine;
+return tCohomology;
 	YY_BREAK
 case 48:
 YY_RULE_SETUP
 #line 101 "Gmsh.l"
-return tCosh;
+return tCombine;
 	YY_BREAK
 case 49:
 YY_RULE_SETUP
 #line 102 "Gmsh.l"
-return tCos;
+return tCosh;
 	YY_BREAK
 case 50:
 YY_RULE_SETUP
 #line 103 "Gmsh.l"
-return tCharacteristic;
+return tCos;
 	YY_BREAK
 case 51:
 YY_RULE_SETUP
 #line 104 "Gmsh.l"
-return tComplex;
+return tCharacteristic;
 	YY_BREAK
 case 52:
 YY_RULE_SETUP
 #line 105 "Gmsh.l"
-return tColor;
+return tComplex;
 	YY_BREAK
 case 53:
 YY_RULE_SETUP
 #line 106 "Gmsh.l"
-return tColorTable;
+return tColor;
 	YY_BREAK
 case 54:
 YY_RULE_SETUP
 #line 107 "Gmsh.l"
-return tCompound;
+return tColorTable;
 	YY_BREAK
 case 55:
 YY_RULE_SETUP
 #line 108 "Gmsh.l"
-return tCoordinates;
+return tCompound;
 	YY_BREAK
 case 56:
 YY_RULE_SETUP
 #line 109 "Gmsh.l"
-return tSpline;
+return tCoordinates;
 	YY_BREAK
 case 57:
 YY_RULE_SETUP
 #line 110 "Gmsh.l"
-return tCall;
+return tSpline;
 	YY_BREAK
 case 58:
 YY_RULE_SETUP
 #line 111 "Gmsh.l"
-return tCreateTopology;
+return tCall;
 	YY_BREAK
 case 59:
 YY_RULE_SETUP
 #line 112 "Gmsh.l"
-return tCreateTopologyNoHoles;
+return tCreateTopology;
 	YY_BREAK
 case 60:
 YY_RULE_SETUP
-#line 114 "Gmsh.l"
-return tDefineConstant;
+#line 113 "Gmsh.l"
+return tCreateTopologyNoHoles;
 	YY_BREAK
 case 61:
 YY_RULE_SETUP
 #line 115 "Gmsh.l"
-return tDelete;
+return tDefineConstant;
 	YY_BREAK
 case 62:
 YY_RULE_SETUP
 #line 116 "Gmsh.l"
-return tDegenerated;
+return tDelete;
 	YY_BREAK
 case 63:
 YY_RULE_SETUP
 #line 117 "Gmsh.l"
-return tDilate;
+return tDegenerated;
 	YY_BREAK
 case 64:
 YY_RULE_SETUP
 #line 118 "Gmsh.l"
-return tDraw;
+return tDilate;
 	YY_BREAK
 case 65:
 YY_RULE_SETUP
-#line 120 "Gmsh.l"
-return tExp;
+#line 119 "Gmsh.l"
+return tDraw;
 	YY_BREAK
 case 66:
 YY_RULE_SETUP
 #line 121 "Gmsh.l"
-return tEllipse;
+return tExp;
 	YY_BREAK
 case 67:
 YY_RULE_SETUP
@@ -1566,460 +1552,450 @@ return tEllipse;
 case 68:
 YY_RULE_SETUP
 #line 123 "Gmsh.l"
-return tExtrude;
+return tEllipse;
 	YY_BREAK
 case 69:
 YY_RULE_SETUP
 #line 124 "Gmsh.l"
-return tElliptic;
+return tExtrude;
 	YY_BREAK
 case 70:
 YY_RULE_SETUP
 #line 125 "Gmsh.l"
-return tEndFor;
+return tElliptic;
 	YY_BREAK
 case 71:
 YY_RULE_SETUP
 #line 126 "Gmsh.l"
-return tEndIf;
+return tEndFor;
 	YY_BREAK
 case 72:
 YY_RULE_SETUP
 #line 127 "Gmsh.l"
-return tEuclidian;
+return tEndIf;
 	YY_BREAK
 case 73:
 YY_RULE_SETUP
 #line 128 "Gmsh.l"
-return tExit;
+return tEuclidian;
 	YY_BREAK
 case 74:
 YY_RULE_SETUP
-#line 130 "Gmsh.l"
-return tFabs;
+#line 129 "Gmsh.l"
+return tExit;
 	YY_BREAK
 case 75:
 YY_RULE_SETUP
 #line 131 "Gmsh.l"
-return tField;
+return tFabs;
 	YY_BREAK
 case 76:
 YY_RULE_SETUP
 #line 132 "Gmsh.l"
-return tFloor;
+return tField;
 	YY_BREAK
 case 77:
 YY_RULE_SETUP
 #line 133 "Gmsh.l"
-return tFmod;
+return tFloor;
 	YY_BREAK
 case 78:
 YY_RULE_SETUP
 #line 134 "Gmsh.l"
-return tFor;
+return tFmod;
 	YY_BREAK
 case 79:
 YY_RULE_SETUP
 #line 135 "Gmsh.l"
-return tFunction;
+return tFor;
 	YY_BREAK
 case 80:
 YY_RULE_SETUP
-#line 137 "Gmsh.l"
-return tGetEnv;
+#line 136 "Gmsh.l"
+return tFunction;
 	YY_BREAK
 case 81:
 YY_RULE_SETUP
 #line 138 "Gmsh.l"
-return tGetString;
+return tGetEnv;
 	YY_BREAK
 case 82:
 YY_RULE_SETUP
 #line 139 "Gmsh.l"
-return tGetValue;
+return tGetString;
 	YY_BREAK
 case 83:
 YY_RULE_SETUP
 #line 140 "Gmsh.l"
-return tGMSH_MAJOR_VERSION;
+return tGetValue;
 	YY_BREAK
 case 84:
 YY_RULE_SETUP
 #line 141 "Gmsh.l"
-return tGMSH_MINOR_VERSION;
+return tGMSH_MAJOR_VERSION;
 	YY_BREAK
 case 85:
 YY_RULE_SETUP
 #line 142 "Gmsh.l"
-return tGMSH_PATCH_VERSION;
+return tGMSH_MINOR_VERSION;
 	YY_BREAK
 case 86:
 YY_RULE_SETUP
-#line 144 "Gmsh.l"
-return tHide;
+#line 143 "Gmsh.l"
+return tGMSH_PATCH_VERSION;
 	YY_BREAK
 case 87:
 YY_RULE_SETUP
 #line 145 "Gmsh.l"
-return tHole;
+return tHide;
 	YY_BREAK
 case 88:
 YY_RULE_SETUP
 #line 146 "Gmsh.l"
-return tHomRank;
+return tHole;
 	YY_BREAK
 case 89:
 YY_RULE_SETUP
 #line 147 "Gmsh.l"
-return tHomGen;
+return tHomology;
 	YY_BREAK
 case 90:
 YY_RULE_SETUP
 #line 148 "Gmsh.l"
-return tHomCut;
+return tHypot;
 	YY_BREAK
 case 91:
 YY_RULE_SETUP
-#line 149 "Gmsh.l"
-return tHomSeq;
+#line 150 "Gmsh.l"
+return tIn;
 	YY_BREAK
 case 92:
 YY_RULE_SETUP
-#line 150 "Gmsh.l"
-return tHypot;
+#line 151 "Gmsh.l"
+return tIf;
 	YY_BREAK
 case 93:
 YY_RULE_SETUP
 #line 152 "Gmsh.l"
-return tIn;
+return tIntersect;
 	YY_BREAK
 case 94:
 YY_RULE_SETUP
 #line 153 "Gmsh.l"
-return tIf;
+return tInterpolationScheme;
 	YY_BREAK
 case 95:
 YY_RULE_SETUP
-#line 154 "Gmsh.l"
-return tIntersect;
+#line 155 "Gmsh.l"
+return tNurbsKnots;
 	YY_BREAK
 case 96:
 YY_RULE_SETUP
-#line 155 "Gmsh.l"
-return tInterpolationScheme;
+#line 157 "Gmsh.l"
+return tLength;
 	YY_BREAK
 case 97:
 YY_RULE_SETUP
-#line 157 "Gmsh.l"
-return tNurbsKnots;
+#line 158 "Gmsh.l"
+return tLine;
 	YY_BREAK
 case 98:
 YY_RULE_SETUP
 #line 159 "Gmsh.l"
-return tLength;
+return tList;
 	YY_BREAK
 case 99:
 YY_RULE_SETUP
 #line 160 "Gmsh.l"
-return tLine;
+return tLog;
 	YY_BREAK
 case 100:
 YY_RULE_SETUP
 #line 161 "Gmsh.l"
-return tList;
+return tLog10;
 	YY_BREAK
 case 101:
 YY_RULE_SETUP
 #line 162 "Gmsh.l"
-return tLog;
+return tLayers;
 	YY_BREAK
 case 102:
 YY_RULE_SETUP
 #line 163 "Gmsh.l"
-return tLog10;
+return tLevelset;
 	YY_BREAK
 case 103:
 YY_RULE_SETUP
-#line 164 "Gmsh.l"
-return tLayers;
+#line 165 "Gmsh.l"
+return tModulo;
 	YY_BREAK
 case 104:
 YY_RULE_SETUP
-#line 165 "Gmsh.l"
-return tLevelset;
+#line 166 "Gmsh.l"
+return tMPI_Rank;
 	YY_BREAK
 case 105:
 YY_RULE_SETUP
 #line 167 "Gmsh.l"
-return tModulo;
+return tMPI_Size;
 	YY_BREAK
 case 106:
 YY_RULE_SETUP
-#line 168 "Gmsh.l"
-return tMPI_Rank;
+#line 169 "Gmsh.l"
+return tNurbs;
 	YY_BREAK
 case 107:
 YY_RULE_SETUP
-#line 169 "Gmsh.l"
-return tMPI_Size;
+#line 171 "Gmsh.l"
+return tNurbsOrder;
 	YY_BREAK
 case 108:
 YY_RULE_SETUP
-#line 171 "Gmsh.l"
-return tNurbs;
+#line 173 "Gmsh.l"
+return tPeriodic;
 	YY_BREAK
 case 109:
 YY_RULE_SETUP
-#line 173 "Gmsh.l"
-return tNurbsOrder;
+#line 174 "Gmsh.l"
+return tPhysical;
 	YY_BREAK
 case 110:
 YY_RULE_SETUP
 #line 175 "Gmsh.l"
-return tPeriodic;
+return tPi;
 	YY_BREAK
 case 111:
 YY_RULE_SETUP
 #line 176 "Gmsh.l"
-return tPhysical;
+return tPlane;
 	YY_BREAK
 case 112:
 YY_RULE_SETUP
 #line 177 "Gmsh.l"
-return tPi;
+return tPoint;
 	YY_BREAK
 case 113:
 YY_RULE_SETUP
 #line 178 "Gmsh.l"
-return tPlane;
+return tParametric;
 	YY_BREAK
 case 114:
 YY_RULE_SETUP
 #line 179 "Gmsh.l"
-return tPoint;
+return tPolarSphere;
 	YY_BREAK
 case 115:
 YY_RULE_SETUP
 #line 180 "Gmsh.l"
-return tParametric;
+return tPrintf;
 	YY_BREAK
 case 116:
 YY_RULE_SETUP
 #line 181 "Gmsh.l"
-return tPolarSphere;
+return tPlugin;
 	YY_BREAK
 case 117:
 YY_RULE_SETUP
-#line 182 "Gmsh.l"
-return tPrintf;
+#line 183 "Gmsh.l"
+return tQuadTriDbl;
 	YY_BREAK
 case 118:
 YY_RULE_SETUP
-#line 183 "Gmsh.l"
-return tPlugin;
+#line 184 "Gmsh.l"
+return tQuadTriSngl;
 	YY_BREAK
 case 119:
 YY_RULE_SETUP
-#line 185 "Gmsh.l"
-return tQuadTriDbl;
+#line 186 "Gmsh.l"
+return tRecombine;
 	YY_BREAK
 case 120:
 YY_RULE_SETUP
-#line 186 "Gmsh.l"
-return tQuadTriSngl;
+#line 187 "Gmsh.l"
+return tRecombLaterals;
 	YY_BREAK
 case 121:
 YY_RULE_SETUP
 #line 188 "Gmsh.l"
-return tRecombine;
+return tRotate;
 	YY_BREAK
 case 122:
 YY_RULE_SETUP
 #line 189 "Gmsh.l"
-return tRecombLaterals;
+return tRuled;
 	YY_BREAK
 case 123:
 YY_RULE_SETUP
 #line 190 "Gmsh.l"
-return tRotate;
+return tRand;
 	YY_BREAK
 case 124:
 YY_RULE_SETUP
 #line 191 "Gmsh.l"
-return tRuled;
+return tRefineMesh;
 	YY_BREAK
 case 125:
 YY_RULE_SETUP
 #line 192 "Gmsh.l"
-return tRand;
+return tReturn;
 	YY_BREAK
 case 126:
 YY_RULE_SETUP
-#line 193 "Gmsh.l"
-return tRefineMesh;
+#line 194 "Gmsh.l"
+return tSmoother;
 	YY_BREAK
 case 127:
 YY_RULE_SETUP
-#line 194 "Gmsh.l"
-return tReturn;
+#line 195 "Gmsh.l"
+return tSqrt;
 	YY_BREAK
 case 128:
 YY_RULE_SETUP
 #line 196 "Gmsh.l"
-return tSmoother;
+return tSin;
 	YY_BREAK
 case 129:
 YY_RULE_SETUP
 #line 197 "Gmsh.l"
-return tSqrt;
+return tSinh;
 	YY_BREAK
 case 130:
 YY_RULE_SETUP
 #line 198 "Gmsh.l"
-return tSin;
+return tSphere;
 	YY_BREAK
 case 131:
 YY_RULE_SETUP
 #line 199 "Gmsh.l"
-return tSinh;
+return tSpline;
 	YY_BREAK
 case 132:
 YY_RULE_SETUP
 #line 200 "Gmsh.l"
-return tSphere;
+return tSplit;
 	YY_BREAK
 case 133:
 YY_RULE_SETUP
 #line 201 "Gmsh.l"
-return tSpline;
+return tSurface;
 	YY_BREAK
 case 134:
 YY_RULE_SETUP
 #line 202 "Gmsh.l"
-return tSplit;
+return tSprintf;
 	YY_BREAK
 case 135:
 YY_RULE_SETUP
 #line 203 "Gmsh.l"
-return tSurface;
+return tStrCat;
 	YY_BREAK
 case 136:
 YY_RULE_SETUP
 #line 204 "Gmsh.l"
-return tSprintf;
+return tStrPrefix;
 	YY_BREAK
 case 137:
 YY_RULE_SETUP
 #line 205 "Gmsh.l"
-return tStrCat;
+return tStrRelative;
 	YY_BREAK
 case 138:
 YY_RULE_SETUP
 #line 206 "Gmsh.l"
-return tStrPrefix;
+return tShow;
 	YY_BREAK
 case 139:
 YY_RULE_SETUP
 #line 207 "Gmsh.l"
-return tStrRelative;
+return tSymmetry;
 	YY_BREAK
 case 140:
 YY_RULE_SETUP
 #line 208 "Gmsh.l"
-return tShow;
+return tSyncModel;
 	YY_BREAK
 case 141:
 YY_RULE_SETUP
-#line 209 "Gmsh.l"
-return tSymmetry;
+#line 210 "Gmsh.l"
+return tText2D;
 	YY_BREAK
 case 142:
 YY_RULE_SETUP
-#line 210 "Gmsh.l"
-return tSyncModel;
+#line 211 "Gmsh.l"
+return tText3D;
 	YY_BREAK
 case 143:
 YY_RULE_SETUP
 #line 212 "Gmsh.l"
-return tText2D;
+return tTime;
 	YY_BREAK
 case 144:
 YY_RULE_SETUP
 #line 213 "Gmsh.l"
-return tText3D;
+return tTransfinite;
 	YY_BREAK
 case 145:
 YY_RULE_SETUP
 #line 214 "Gmsh.l"
-return tTime;
+return tTransfQuadTri;
 	YY_BREAK
 case 146:
 YY_RULE_SETUP
 #line 215 "Gmsh.l"
-return tTransfinite;
+return tTranslate;
 	YY_BREAK
 case 147:
 YY_RULE_SETUP
 #line 216 "Gmsh.l"
-return tTransfQuadTri;
+return tTanh;
 	YY_BREAK
 case 148:
 YY_RULE_SETUP
 #line 217 "Gmsh.l"
-return tTranslate;
+return tTan;
 	YY_BREAK
 case 149:
 YY_RULE_SETUP
 #line 218 "Gmsh.l"
-return tTanh;
+return tToday;
 	YY_BREAK
 case 150:
 YY_RULE_SETUP
-#line 219 "Gmsh.l"
-return tTan;
-	YY_BREAK
-case 151:
-YY_RULE_SETUP
 #line 220 "Gmsh.l"
-return tToday;
-	YY_BREAK
-case 152:
-YY_RULE_SETUP
-#line 222 "Gmsh.l"
 return tUsing;
 	YY_BREAK
-case 153:
+case 151:
 YY_RULE_SETUP
-#line 224 "Gmsh.l"
+#line 222 "Gmsh.l"
 return tVolume;
 	YY_BREAK
+case 152:
+#line 225 "Gmsh.l"
+case 153:
+#line 226 "Gmsh.l"
 case 154:
 #line 227 "Gmsh.l"
 case 155:
-#line 228 "Gmsh.l"
-case 156:
-#line 229 "Gmsh.l"
-case 157:
 YY_RULE_SETUP
-#line 229 "Gmsh.l"
+#line 227 "Gmsh.l"
 { gmsh_yylval.d = atof((char *)gmsh_yytext); return tDOUBLE; }
 	YY_BREAK
-case 158:
+case 156:
 YY_RULE_SETUP
-#line 231 "Gmsh.l"
+#line 229 "Gmsh.l"
 { gmsh_yylval.c = strsave((char*)gmsh_yytext); return tSTRING; }
 	YY_BREAK
-case 159:
+case 157:
 YY_RULE_SETUP
-#line 233 "Gmsh.l"
+#line 231 "Gmsh.l"
 return gmsh_yytext[0];
 	YY_BREAK
-case 160:
+case 158:
 YY_RULE_SETUP
-#line 235 "Gmsh.l"
+#line 233 "Gmsh.l"
 ECHO;
 	YY_BREAK
-#line 2023 "Gmsh.yy.cpp"
+#line 1999 "Gmsh.yy.cpp"
 case YY_STATE_EOF(INITIAL):
 	yyterminate();
 
@@ -2205,7 +2181,7 @@ static int yy_get_next_buffer (void)
 
 	else
 		{
-			int num_to_read =
+			yy_size_t num_to_read =
 			YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
 
 		while ( num_to_read <= 0 )
@@ -2219,7 +2195,7 @@ static int yy_get_next_buffer (void)
 
 			if ( b->yy_is_our_buffer )
 				{
-				int new_size = b->yy_buf_size * 2;
+				yy_size_t new_size = b->yy_buf_size * 2;
 
 				if ( new_size <= 0 )
 					b->yy_buf_size += b->yy_buf_size / 8;
@@ -2250,7 +2226,7 @@ static int yy_get_next_buffer (void)
 
 		/* Read in more data. */
 		YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
-			(yy_n_chars), (size_t) num_to_read );
+			(yy_n_chars), num_to_read );
 
 		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
 		}
@@ -2311,7 +2287,7 @@ static int yy_get_next_buffer (void)
 		while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
 			{
 			yy_current_state = (int) yy_def[yy_current_state];
-			if ( yy_current_state >= 713 )
+			if ( yy_current_state >= 712 )
 				yy_c = yy_meta[(unsigned int) yy_c];
 			}
 		yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
@@ -2339,11 +2315,11 @@ static int yy_get_next_buffer (void)
 	while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
 		{
 		yy_current_state = (int) yy_def[yy_current_state];
-		if ( yy_current_state >= 713 )
+		if ( yy_current_state >= 712 )
 			yy_c = yy_meta[(unsigned int) yy_c];
 		}
 	yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
-	yy_is_jam = (yy_current_state == 712);
+	yy_is_jam = (yy_current_state == 711);
 
 	return yy_is_jam ? 0 : yy_current_state;
 }
@@ -2360,7 +2336,7 @@ static int yy_get_next_buffer (void)
 	if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
 		{ /* need to shift things up to make room */
 		/* +2 for EOB chars. */
-		register int number_to_move = (yy_n_chars) + 2;
+		register yy_size_t number_to_move = (yy_n_chars) + 2;
 		register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[
 					YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2];
 		register char *source =
@@ -2409,7 +2385,7 @@ static int yy_get_next_buffer (void)
 
 		else
 			{ /* need more input */
-			int offset = (yy_c_buf_p) - (yytext_ptr);
+			yy_size_t offset = (yy_c_buf_p) - (yytext_ptr);
 			++(yy_c_buf_p);
 
 			switch ( yy_get_next_buffer(  ) )
@@ -2433,7 +2409,7 @@ static int yy_get_next_buffer (void)
 				case EOB_ACT_END_OF_FILE:
 					{
 					if ( gmsh_yywrap( ) )
-						return EOF;
+						return 0;
 
 					if ( ! (yy_did_buffer_switch_on_eof) )
 						YY_NEW_FILE;
@@ -2685,7 +2661,7 @@ void gmsh_yypop_buffer_state (void)
  */
 static void gmsh_yyensure_buffer_stack (void)
 {
-	int num_to_alloc;
+	yy_size_t num_to_alloc;
     
 	if (!(yy_buffer_stack)) {
 
@@ -2777,17 +2753,16 @@ YY_BUFFER_STATE gmsh_yy_scan_string (yyconst char * yystr )
 
 /** Setup the input buffer state to scan the given bytes. The next call to gmsh_yylex() will
  * scan from a @e copy of @a bytes.
- * @param yybytes the byte buffer to scan
- * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
+ * @param bytes the byte buffer to scan
+ * @param len the number of bytes in the buffer pointed to by @a bytes.
  * 
  * @return the newly allocated buffer state object.
  */
-YY_BUFFER_STATE gmsh_yy_scan_bytes  (yyconst char * yybytes, int  _yybytes_len )
+YY_BUFFER_STATE gmsh_yy_scan_bytes  (yyconst char * yybytes, yy_size_t  _yybytes_len )
 {
 	YY_BUFFER_STATE b;
 	char *buf;
-	yy_size_t n;
-	int i;
+	yy_size_t n, i;
     
 	/* Get memory for full buffer, including space for trailing EOB's. */
 	n = _yybytes_len + 2;
@@ -2869,7 +2844,7 @@ FILE *gmsh_yyget_out  (void)
 /** Get the length of the current token.
  * 
  */
-int gmsh_yyget_leng  (void)
+yy_size_t gmsh_yyget_leng  (void)
 {
         return gmsh_yyleng;
 }
@@ -3017,7 +2992,7 @@ void gmsh_yyfree (void * ptr )
 
 #define YYTABLES_NAME "yytables"
 
-#line 235 "Gmsh.l"
+#line 233 "Gmsh.l"
 
 
 
diff --git a/tutorial/t14.geo b/tutorial/t14.geo
index 95e240cda2ff01feab37ea353f5e0c8771f1dc2b..c413219633454d538f6f8b24d2a931d45698381e 100644
--- a/tutorial/t14.geo
+++ b/tutorial/t14.geo
@@ -1,11 +1,11 @@
-/********************************************************************* 
+/*********************************************************************
  *
  *  Gmsh tutorial 14
  *
  *  Homology computation
  *
  *********************************************************************/
- 
+
 // Homology computation in Gmsh finds representative chains of
 // (relative) homology spaces using a mesh of a model. Those
 // representatives generate the (relative) homology spaces of the
@@ -61,24 +61,19 @@ Physical Surface(80) = bnd[];
 bnd[] -= {36, 44, 52, 60};
 Physical Surface(75) = bnd[];
 
-// Create a mesh of the model
-Mesh 3;
-
 // Find generators of relative homology spaces of the domain modulo
-// the four terminals.  Save the generator chains to t14_hom.msh.
-HomGen("t14_hom.msh") = {{1}, {70, 71, 72, 73}};
+// the four terminals.
+Homology {{1}, {70, 71, 72, 73}};
 
 // Find the corresponding thin cuts, generators of relative homology
-// spaces modulo the non-terminal domain surface.  Save the cut chains
-// to t14_hom.msh.
-HomGen("t14_hom.msh") = {{1}, {75}};
+// spaces modulo the non-terminal domain surface.
+Homology {{1}, {75}};
 
-// Find the corresponding thick cuts.  Save the cut chains to
-// t14_hom.msh.
-HomCut("t14_hom.msh") = {{1}, {70, 71, 72, 73}};
+// Find the corresponding thick cuts.
+Cohomology {{1}, {70, 71, 72, 73}};
 
 // More examples:
-//  HomGen("t14_hom.msh") = {{1}, {}}; 
-//  HomGen("t14_hom.msh") = {{}, {}};
-//  HomGen("t14_hom.msh") = {{1}, {80}}; 
-//  HomGen("t14_hom.msh") = {{}, {80}}; 
+//  Homology {1};
+//  Homology;
+//  Homology {{1}, {80}};
+//  Homology {{}, {80}};