Overload cmLocalGenerator::AppendDefines to add a list.

Source/cmLocalGenerator.cxx

@@ -2301,7 +2301,13 @@ void cmLocalGenerator::AppendDefines(std::set<std::string>& defines,
   // Expand the list of definitions.
   std::vector<std::string> defines_vec;
   cmSystemTools::ExpandListArgument(defines_list, defines_vec);
+  this->AppendDefines(defines, defines_vec);
+}
 
+//----------------------------------------------------------------------------
+void cmLocalGenerator::AppendDefines(std::set<std::string>& defines,
+                                  const std::vector<std::string> &defines_vec)
+{
   for(std::vector<std::string>::const_iterator di = defines_vec.begin();
       di != defines_vec.end(); ++di)
     {

Source/cmLocalGenerator.h

@@ -166,6 +166,9 @@ public:
   {
     this->AppendDefines(defines, defines_list.c_str());
   }
+  void AppendDefines(std::set<std::string>& defines,
+                     const std::vector<std::string> &defines_vec);
+
   /**
    * Join a set of defines into a definesString with a space separator.
    */