fix BDF small field export on Windows (apparently Windows does not conform
to ANSI C and uses 3 digits in %e instead of 2)

Geo/MVertex.cpp

-// $Id: MVertex.cpp,v 1.15 2007-09-04 13:47:01 remacle Exp $
+// $Id: MVertex.cpp,v 1.16 2007-09-21 16:22:51 geuzaine Exp $
 //
 // Copyright (C) 1997-2007 C. Geuzaine, J.-F. Remacle
 //
@@ -118,6 +118,16 @@ static void double_to_char8(double val, char *str){
     sprintf(str, "%f", val);
   else
     sprintf(str, "%.1E", val);
+
+#if defined(WIN32)
+  // Windows uses 3 digits in the exponent (which apparently does not
+  // conform with ANSI C): remove the extra 0
+  if(strlen(str) == 9 && (str[4] == 'E' || str[5] == 'E')){
+    str[6] = str[7];
+    str[7] = str[8];
+  }
+#endif
+
   str[8] = '\0';
 }
 
@@ -160,13 +170,11 @@ MVertex::linearSearch(std::set<MVertex*, MVertexLessThanLexicographic> &pos)
 void parametricCoordinates(const MVertex *ver, const GFace *gf, double &u, double &v)
 {
   GEntity *ge = ver->onWhat();
-  if (ge->dim() == 2)
-    {
+  if(ge->dim() == 2){
     ver->getParameter(0, u);
     ver->getParameter(1, v);	  
   }
-  else if (ge->dim() == 1)
-    {
+  else if(ge->dim() == 1){
     double t;
     ver->getParameter(0, t);
     GEdge *ged = dynamic_cast<GEdge*>(ge);
@@ -174,8 +182,7 @@ void parametricCoordinates ( const MVertex*ver, const GFace *gf, double &u, doub
     u = p.x();
     v = p.y();
   }
-  else
-    {
+  else{
     GVertex *gver = dynamic_cast<GVertex*>(ge);
     SPoint2 p = gver->reparamOnFace((GFace*)gf, 1);
     u = p.x();