cmGlobalGenerator: Create a non-virtual 'DoGenerate' method

Make the virtual 'Generate' method protected.  Make 'DoGenerate'
the main entry point to generation.  This gives cmGlobalGenerator
a chance to do some early operations before the individual
generator-specific implementations take over.

Source/cmGlobalGenerator.cxx

@@ -1153,7 +1153,7 @@ bool cmGlobalGenerator::CheckALLOW_DUPLICATE_CUSTOM_TARGETS() const
   return false;
 }
 
-void cmGlobalGenerator::Generate()
+void cmGlobalGenerator::DoGenerate()
 {
   // Some generators track files replaced during the Generate.
   // Start with an empty vector:
@@ -1162,6 +1162,11 @@ void cmGlobalGenerator::Generate()
   // clear targets to issue warning CMP0042 for
   this->CMP0042WarnTargets.clear();
 
+  this->Generate();
+}
+
+void cmGlobalGenerator::Generate()
+{
   // Check whether this generator is allowed to run.
   if(!this->CheckALLOW_DUPLICATE_CUSTOM_TARGETS())
     {

Source/cmGlobalGenerator.h

@@ -80,7 +80,7 @@ public:
    * basically creates a series of LocalGenerators for each directory and
    * requests that they Generate.
    */
-  virtual void Generate();
+  void DoGenerate();
 
   /**
    * Set/Get and Clear the enabled languages.
@@ -338,6 +338,8 @@ public:
   bool GenerateCPackPropertiesFile();
 
 protected:
+  virtual void Generate();
+
   typedef std::vector<cmLocalGenerator*> GeneratorVector;
   // for a project collect all its targets by following depend
   // information, and also collect all the targets

Source/cmGlobalNinjaGenerator.h

@@ -182,9 +182,6 @@ public:
   /// Overloaded methods. @see cmGlobalGenerator::GetDocumentation()
   static void GetDocumentation(cmDocumentationEntry& entry);
 
-  /// Overloaded methods. @see cmGlobalGenerator::Generate()
-  virtual void Generate();
-
   /// Overloaded methods. @see cmGlobalGenerator::EnableLanguage()
   virtual void EnableLanguage(std::vector<std::string>const& languages,
                               cmMakefile* mf,
@@ -302,6 +299,9 @@ public:
   virtual void ComputeTargetObjectDirectory(cmGeneratorTarget* gt) const;
 protected:
 
+  /// Overloaded methods. @see cmGlobalGenerator::Generate()
+  virtual void Generate();
+
   /// Overloaded methods.
   /// @see cmGlobalGenerator::CheckALLOW_DUPLICATE_CUSTOM_TARGETS()
   virtual bool CheckALLOW_DUPLICATE_CUSTOM_TARGETS() const { return true; }

Source/cmGlobalVisualStudio10Generator.h

@@ -47,8 +47,6 @@ public:
   ///! create the correct local generator
   virtual cmLocalGenerator *CreateLocalGenerator();
 
-  virtual void Generate();
-
   /**
    * Try to determine system infomation such as shared library
    * extension, pthreads, byte order etc.
@@ -93,6 +91,8 @@ public:
   virtual void FindMakeProgram(cmMakefile*);
 
 protected:
+  virtual void Generate();
+
   virtual const char* GetIDEVersion() { return "10.0"; }
 
   std::string const& GetMSBuildCommand();

Source/cmGlobalVisualStudio6Generator.h

@@ -63,13 +63,6 @@ public:
     std::vector<std::string> const& makeOptions = std::vector<std::string>()
     );
 
-  /**
-   * Generate the all required files for building this project/tree. This
-   * basically creates a series of LocalGenerators for each directory and
-   * requests that they Generate.
-   */
-  virtual void Generate();
-
   /**
    * Generate the DSW workspace file.
    */
@@ -94,6 +87,7 @@ public:
   virtual bool IsForVS6() const { return true; }
 
 protected:
+  virtual void Generate();
   virtual const char* GetIDEVersion() { return "6.0"; }
 private:
   virtual std::string GetVSMakeProgram() { return this->GetMSDevCommand(); }

Source/cmGlobalVisualStudio7Generator.h

@@ -71,13 +71,6 @@ public:
     std::vector<std::string> const& makeOptions = std::vector<std::string>()
     );
 
-  /**
-   * Generate the all required files for building this project/tree. This
-   * basically creates a series of LocalGenerators for each directory and
-   * requests that they Generate.
-   */
-  virtual void Generate();
-
   /**
    * Generate the DSW workspace file.
    */
@@ -113,6 +106,7 @@ public:
   virtual std::string Encoding();
 
 protected:
+  virtual void Generate();
   virtual const char* GetIDEVersion() { return "7.0"; }
 
   std::string const& GetDevEnvCommand();

Source/cmGlobalVisualStudio8Generator.h

@@ -45,7 +45,6 @@ public:
    * target.
    */
   virtual void Configure();
-  virtual void Generate();
 
   /**
    * Where does this version of Visual Studio look for macros for the
@@ -69,6 +68,7 @@ public:
     return !this->WindowsCEVersion.empty(); }
 
 protected:
+  virtual void Generate();
   virtual const char* GetIDEVersion() { return "8.0"; }
 
   virtual std::string FindDevEnvCommand();

Source/cmGlobalVisualStudioGenerator.h

@@ -26,11 +26,6 @@ public:
   cmGlobalVisualStudioGenerator();
   virtual ~cmGlobalVisualStudioGenerator();
 
-  /**
-   * Basic generate implementation for all VS generators.
-   */
-  virtual void Generate();
-
   /**
    * Configure CMake's Visual Studio macros file into the user's Visual
    * Studio macros directory.
@@ -90,6 +85,8 @@ public:
 
   void ComputeTargetObjectDirectory(cmGeneratorTarget* gt) const;
 protected:
+  virtual void Generate();
+
   // Does this VS version link targets to each other if there are
   // dependencies in the SLN file?  This was done for VS versions
   // below 8.

Source/cmGlobalXCodeGenerator.h

@@ -64,13 +64,6 @@ public:
     std::vector<std::string> const& makeOptions = std::vector<std::string>()
     );
 
-  /**
-   * Generate the all required files for building this project/tree. This
-   * basically creates a series of LocalGenerators for each directory and
-   * requests that they Generate.
-   */
-  virtual void Generate();
-
   /** Append the subdirectory for the given configuration.  */
   virtual void AppendDirectoryForConfig(const std::string& prefix,
                                         const std::string& config,
@@ -91,6 +84,8 @@ public:
 
   virtual bool SetGeneratorToolset(std::string const& ts, cmMakefile* mf);
   void AppendFlag(std::string& flags, std::string const& flag);
+protected:
+  virtual void Generate();
 private:
   cmXCodeObject* CreateOrGetPBXGroup(cmTarget& cmtarget,
                                      cmSourceGroup* sg);

Source/cmake.cxx

@@ -1715,7 +1715,7 @@ int cmake::Generate()
     {
     return -1;
     }
-  this->GlobalGenerator->Generate();
+  this->GlobalGenerator->DoGenerate();
   if ( !this->GraphVizFile.empty() )
     {
     std::cout << "Generate graphviz: " << this->GraphVizFile << std::endl;