BUG: fix empty /D option for vs6, fix for 7580

Source/cmLocalVisualStudio6Generator.cxx

@@ -1314,6 +1314,13 @@ void cmLocalVisualStudio6Generator
     }
 
   std::string line;
+  std::string libnameExports;
+  if(exportSymbol.size())
+    {
+    libnameExports = "/D \"";
+    libnameExports += exportSymbol;
+    libnameExports += "\"";
+    }
   while(cmSystemTools::GetLineFromStream(fin, line))
     {
     const char* mfcFlag = this->Makefile->GetDefinition("CMAKE_MFC_FLAG");
@@ -1322,7 +1329,7 @@ void cmLocalVisualStudio6Generator
       mfcFlag = "0";
       }
     cmSystemTools::ReplaceString(line, "OUTPUT_LIBNAME_EXPORTS",
-                                 exportSymbol.c_str());
+                                 libnameExports.c_str());
     cmSystemTools::ReplaceString(line, "CMAKE_MFC_FLAG",
                                  mfcFlag);
     if(target.GetType() == cmTarget::STATIC_LIBRARY )

Templates/EXEHeader.dsptemplate

@@ -58,7 +58,7 @@ RSC=rc.exe
 # PROP Target_Dir ""
 # ADD BASE CPP /nologo  /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /FD /c
 # ADD CPP /nologo  /D "WIN32"  /D "NDEBUG" /D "_CONSOLE" /FD /c
-# ADD CPP BUILD_INCLUDES EXTRA_DEFINES /D "OUTPUT_LIBNAME_EXPORTS"
+# ADD CPP BUILD_INCLUDES EXTRA_DEFINES OUTPUT_LIBNAME_EXPORTS
 # ADD CPP CMAKE_CXX_FLAGS
 # ADD CPP CMAKE_CXX_FLAGS_RELEASE
 # ADD BASE RSC /l 0x409 /d "NDEBUG"
@@ -88,7 +88,7 @@ CMAKE_CUSTOM_RULE_CODE_RELEASE
 # PROP Target_Dir ""
 # ADD BASE CPP   /D "WIN32" /D "_DEBUG" /D "_CONSOLE"  /FD /GZ /c
 # ADD CPP /nologo  /D "WIN32"  /D "_DEBUG" /D "_CONSOLE" /FD /GZ /c
-# ADD CPP BUILD_INCLUDES EXTRA_DEFINES /D "OUTPUT_LIBNAME_EXPORTS"
+# ADD CPP BUILD_INCLUDES EXTRA_DEFINES OUTPUT_LIBNAME_EXPORTS
 # ADD CPP CMAKE_CXX_FLAGS
 # ADD CPP CMAKE_CXX_FLAGS_DEBUG
 # ADD BASE MTL /nologo /D "_DEBUG" /mktyplib203 /win32
@@ -119,7 +119,7 @@ CMAKE_CUSTOM_RULE_CODE_DEBUG
 # PROP Target_Dir ""
 # ADD BASE CPP /nologo  /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /FD /c
 # ADD CPP /nologo  /D "WIN32" BUILD_INCLUDES EXTRA_DEFINES /D "NDEBUG" /D "_CONSOLE"  /FD /c
-# ADD CPP BUILD_INCLUDES EXTRA_DEFINES /D "OUTPUT_LIBNAME_EXPORTS"
+# ADD CPP BUILD_INCLUDES EXTRA_DEFINES OUTPUT_LIBNAME_EXPORTS
 # ADD CPP CMAKE_CXX_FLAGS
 # ADD CPP CMAKE_CXX_FLAGS_MINSIZEREL
 # ADD BASE RSC /l 0x409 /d "NDEBUG"
@@ -149,7 +149,7 @@ CMAKE_CUSTOM_RULE_CODE_MINSIZEREL
 # PROP Target_Dir ""
 # ADD BASE CPP /nologo  /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /FD /c
 # ADD CPP /nologo  /D "WIN32"  /D "NDEBUG" /D "_CONSOLE" /FD /c
-# ADD CPP BUILD_INCLUDES EXTRA_DEFINES /D "OUTPUT_LIBNAME_EXPORTS"
+# ADD CPP BUILD_INCLUDES EXTRA_DEFINES OUTPUT_LIBNAME_EXPORTS
 # ADD CPP CMAKE_CXX_FLAGS
 # ADD CPP CMAKE_CXX_FLAGS_RELWITHDEBINFO
 # ADD BASE RSC /l 0x409 /d "NDEBUG"