Merge topic 'vs-rc-defines'

fff34934 MSVC: Restore _DEBUG preprocessor definition in RC debug builds
79a91538 RC: Add missing CMAKE_RC_FLAGS_<CONFIG> entries to cache
c77194ec VS: Honor preprocessor definitions in RC flags
1449f6f6 cmVisualStudio10TargetGenerator: De-duplicate preprocessor defs
8a619e8c cmIDEOptions: Add GetDefines method

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !640

4 files changed, 18 insertions, 6 deletions

diff --git a/Source/cmIDEOptions.cxx b/Source/cmIDEOptions.cxx
index 1c0a99e..bda6b75 100644
--- a/Source/cmIDEOptions.cxx
+++ b/Source/cmIDEOptions.cxx
@@ -150,6 +150,11 @@ void cmIDEOptions::AddDefines(const std::vector<std::string>& defines)
   this->Defines.insert(this->Defines.end(), defines.begin(), defines.end());
 }
 
+std::vector<std::string> const& cmIDEOptions::GetDefines() const
+{
+  return this->Defines;
+}
+
 void cmIDEOptions::AddFlag(const char* flag, const char* value)
 {
   this->FlagMap[flag] = value;
diff --git a/Source/cmIDEOptions.h b/Source/cmIDEOptions.h
index 465cf2c..11f8aba 100644
--- a/Source/cmIDEOptions.h
+++ b/Source/cmIDEOptions.h
@@ -24,6 +24,8 @@ public:
   void AddDefine(const std::string& define);
   void AddDefines(const char* defines);
   void AddDefines(const std::vector<std::string>& defines);
+  std::vector<std::string> const& GetDefines() const;
+
   void AddFlag(const char* flag, const char* value);
   void AddFlag(const char* flag, std::vector<std::string> const& value);
   void AppendFlag(std::string const& flag, std::string const& value);
diff --git a/Source/cmVisualStudio10TargetGenerator.cxx b/Source/cmVisualStudio10TargetGenerator.cxx
index 84767a8..9c9296e 100644
--- a/Source/cmVisualStudio10TargetGenerator.cxx
+++ b/Source/cmVisualStudio10TargetGenerator.cxx
@@ -2402,6 +2402,11 @@ bool cmVisualStudio10TargetGenerator::ComputeRcOptions(
     std::string(this->Makefile->GetSafeDefinition(rcConfigFlagsVar));
 
   rcOptions.Parse(flags.c_str());
+
+  // For historical reasons, add the C preprocessor defines to RC.
+  Options& clOptions = *(this->ClOptions[configName]);
+  rcOptions.AddDefines(clOptions.GetDefines());
+
   this->RcOptions[configName] = pOptions.release();
   return true;
 }
@@ -2414,12 +2419,9 @@ void cmVisualStudio10TargetGenerator::WriteRCOptions(
   }
   this->WriteString("<ResourceCompile>\n", 2);
 
-  // Preprocessor definitions and includes are shared with clOptions.
-  Options& clOptions = *(this->ClOptions[configName]);
-  clOptions.OutputPreprocessorDefinitions(*this->BuildFileStream, "      ",
-                                          "\n", "RC");
-
   Options& rcOptions = *(this->RcOptions[configName]);
+  rcOptions.OutputPreprocessorDefinitions(*this->BuildFileStream, "      ",
+                                          "\n", "RC");
   rcOptions.AppendFlag("AdditionalIncludeDirectories", includes);
   rcOptions.AppendFlag("AdditionalIncludeDirectories",
                        "%(AdditionalIncludeDirectories)");
diff --git a/Source/cmVisualStudioGeneratorOptions.cxx b/Source/cmVisualStudioGeneratorOptions.cxx
index 1ca6b9c..abc4924 100644
--- a/Source/cmVisualStudioGeneratorOptions.cxx
+++ b/Source/cmVisualStudioGeneratorOptions.cxx
@@ -1,5 +1,6 @@
 #include "cmVisualStudioGeneratorOptions.h"
 
+#include "cmAlgorithms.h"
 #include "cmLocalVisualStudioGenerator.h"
 #include "cmOutputConverter.h"
 #include "cmSystemTools.h"
@@ -403,8 +404,10 @@ void cmVisualStudioGeneratorOptions::OutputPreprocessorDefinitions(
     fout << prefix << tag << "=\"";
   }
   const char* sep = "";
+  std::vector<std::string>::const_iterator de =
+    cmRemoveDuplicates(this->Defines);
   for (std::vector<std::string>::const_iterator di = this->Defines.begin();
-       di != this->Defines.end(); ++di) {
+       di != de; ++di) {
     // Escape the definition for the compiler.
     std::string define;
     if (this->Version < cmGlobalVisualStudioGenerator::VS10) {