- allows to choose msh version from command line...

Common/CommandLine.cpp

@@ -115,6 +115,7 @@ void PrintUsage(const char *name)
   Msg::Direct("  -string \"string\"      Parse option string at startup");
   Msg::Direct("  -option file          Parse option file at startup");
   Msg::Direct("  -convert files        Convert files into latest binary formats, then exit");
+  Msg::Direct("  -vmsh float           Select msh file version");
   Msg::Direct("  -version              Show version number");
   Msg::Direct("  -info                 Show detailed version information");
   Msg::Direct("  -help                 Show this message");
@@ -412,6 +413,14 @@ void GetOptions(int argc, char *argv[])
         else
           Msg::Fatal("Missing number");
       }
+      else if(!strcmp(argv[i] + 1, "vmsh")) {
+        i++;
+        if(argv[i]){
+          CTX::instance()->mesh.mshFileVersion = atof(argv[i++]);
+        }
+        else
+          Msg::Fatal("Missing number");
+      }
       else if(!strcmp(argv[i] + 1, "convert")) {
         i++;
         CTX::instance()->batch = 1;