ENH: SetupPathConversions is now called automatically on demand.

Source/cmGlobalUnixMakefileGenerator3.cxx

@@ -597,7 +597,6 @@ std::string cmGlobalUnixMakefileGenerator3
       lg->GetMakefile()->MakeStartDirectoriesCurrent();
       }
     
-    lg->SetupPathConversions();
     makeCommand += " \"";
     std::string tname = targetName;
     if(fast)

Source/cmLocalGenerator.cxx

@@ -48,6 +48,7 @@ cmLocalGenerator::cmLocalGenerator()
   this->Configured = false;
   this->EmitUniversalBinaryFlags = true;
   this->RelativePathsConfigured = false;
+  this->PathConversionsSetup = false;
 }
 
 cmLocalGenerator::~cmLocalGenerator()
@@ -81,8 +82,6 @@ void cmLocalGenerator::Configure()
       }
     }  
 
-  this->SetupPathConversions();
-  
   // Check whether relative paths should be used for optionally
   // relative paths.
   this->UseRelativePaths = this->Makefile->IsOn("CMAKE_USE_RELATIVE_PATHS");
@@ -2014,6 +2013,13 @@ std::string cmLocalGenerator::Convert(const char* source,
                                       OutputFormat output,
                                       bool optional)
 {
+  // Make sure the relative path conversion components are set.
+  if(!this->PathConversionsSetup)
+    {
+    this->SetupPathConversions();
+    this->PathConversionsSetup = true;
+    }
+
   // Convert the path to a relative path.
   std::string result = source;
 

Source/cmLocalGenerator.h

@@ -102,9 +102,6 @@ public:
                       OutputFormat output = UNCHANGED,
                       bool optional = false);
   
-  ///! Call this prior to using Convert
-  void SetupPathConversions();
-  
   /**
    * Convert the given path to an output path that is optionally
    * relative based on the cache option CMAKE_USE_RELATIVE_PATHS.  The
@@ -279,6 +276,7 @@ protected:
   void ConfigureRelativePaths();
   std::string FindRelativePathTopSource();
   std::string FindRelativePathTopBinary();
+  void SetupPathConversions();
 
   cmMakefile *Makefile;
   cmGlobalGenerator *GlobalGenerator;
@@ -314,6 +312,7 @@ protected:
   std::string RelativePathTopSource;
   std::string RelativePathTopBinary;
   bool RelativePathsConfigured;
+  bool PathConversionsSetup;
 };
 
 #endif

Source/cmake.cxx

@@ -1210,7 +1210,6 @@ int cmake::ExecuteCMakeCommand(std::vector<std::string>& args)
         lgd->GetMakefile()->SetStartDirectory(startDir.c_str());
         lgd->GetMakefile()->SetStartOutputDirectory(startOutDir.c_str());
         lgd->GetMakefile()->MakeStartDirectoriesCurrent();
-        lgd->SetupPathConversions();
 
         // Actually scan dependencies.
         return lgd->ScanDependencies(depInfo.c_str())? 0 : 2;