Add flex version selection of the yywrap() function to support

the new and more correct version 2.5.34.

applications/utilities/mesh/conversion/ansysToFoam/ansysToFoam.L

@@ -70,7 +70,11 @@ PtrList<SLList<label> > slPatchCellFaces;
 // Dummy yywrap to keep yylex happy at compile time.
 // It is called by yylex but is not used as the mechanism to change file.
 // See <<EOF>>
+#if YY_FLEX_SUBMINOR_VERSION < 34
 extern "C" int yywrap()
+#else
+int yyFlexLexer::yywrap()
+#endif
 {
     return 1;
 }

applications/utilities/mesh/conversion/fluent3DMeshToFoam/fluent3DMeshToFoam.L

@@ -116,7 +116,11 @@ void uniquify(word& name, HashSet<word>& patchNames)
 // Dummy yywrap to keep yylex happy at compile time.
 // It is called by yylex but is not used as the mechanism to change file.
 // See <<EOF>>
+#if YY_FLEX_SUBMINOR_VERSION < 34
 extern "C" int yywrap()
+#else
+int yyFlexLexer::yywrap()
+#endif
 {
     return 1;
 }

applications/utilities/mesh/conversion/fluentMeshToFoam/fluentMeshToFoam.L

@@ -102,7 +102,11 @@ wordList patchNameIDs(maxZoneID);
 // Dummy yywrap to keep yylex happy at compile time.
 // It is called by yylex but is not used as the mechanism to change file.
 // See <<EOF>>
+#if YY_FLEX_SUBMINOR_VERSION < 34
 extern "C" int yywrap()
+#else
+int yyFlexLexer::yywrap()
+#endif
 {
     return 1;
 }

applications/utilities/mesh/conversion/gambitToFoam/gambitToFoam.L

@@ -78,7 +78,11 @@ label nValuesForPatchFaces = 0;
 // Dummy yywrap to keep yylex happy at compile time.
 // It is called by yylex but is not used as the mechanism to change file.
 // See <<EOF>>
+#if YY_FLEX_SUBMINOR_VERSION < 34
 extern "C" int yywrap()
+#else
+int yyFlexLexer::yywrap()
+#endif
 {
     return 1;
 }

src/thermophysicalModels/combustion/chemistryReaders/chemkinReader/chemkinLexer.L

@@ -50,7 +50,11 @@ int yyFlexLexer::yylex()
 // Dummy yywrap to keep yylex happy at compile time.
 // It is called by yylex but is not used as the mechanism to change file.
 // See <<EOF>>
+#if YY_FLEX_SUBMINOR_VERSION < 34
 extern "C" int yywrap()
+#else
+int yyFlexLexer::yywrap()
+#endif
 {
     return 1;
 }

src/triSurface/triSurface/interfaces/STL/readSTLASCII.L

@@ -51,7 +51,11 @@ int yyFlexLexer::yylex()
 // Dummy yywrap to keep yylex happy at compile time.
 // It is called by yylex but is not used as the mechanism to change file.
 // See <<EOF>>
+#if YY_FLEX_SUBMINOR_VERSION < 34
 extern "C" int yywrap()
+#else
+int yyFlexLexer::yywrap()
+#endif
 {
     return 1;
 }
@@ -391,7 +395,8 @@ bool triSurface::readSTLASCII(const fileName& STLfileName)
     // Create the lexer obtaining the approximate number of vertices in the STL
     // from the file size
     STLLexer lexer(&STLstream.stdStream(), Foam::size(STLfileName)/400);
-    while(lexer.lex() != 0);
+    while(lexer.lex() != 0)
+    {}
 
     DynamicList<STLpoint>& STLpoints = lexer.STLpoints();