Ninja: Add the Ninja generator

1 files changed, 134 insertions, 0 deletions

diff --git a/Source/cmLocalNinjaGenerator.h b/Source/cmLocalNinjaGenerator.h
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+++ b/Source/cmLocalNinjaGenerator.h
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+/*============================================================================
+  CMake - Cross Platform Makefile Generator
+  Copyright 2011 Peter Collingbourne <peter@pcc.me.uk>
+  Copyright 2011 Nicolas Despres <nicolas.despres@gmail.com>
+
+  Distributed under the OSI-approved BSD License (the "License");
+  see accompanying file Copyright.txt for details.
+
+  This software is distributed WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the License for more information.
+============================================================================*/
+#ifndef cmLocalNinjaGenerator_h
+#  define cmLocalNinjaGenerator_h
+
+#  include "cmLocalGenerator.h"
+#  include "cmNinjaTypes.h"
+
+class cmGlobalNinjaGenerator;
+class cmGeneratedFileStream;
+class cmake;
+
+/**
+ * \class cmLocalNinjaGenerator
+ * \brief Write a local build.ninja file.
+ *
+ * cmLocalNinjaGenerator produces a local build.ninja file from its
+ * member Makefile.
+ */
+class cmLocalNinjaGenerator : public cmLocalGenerator
+{
+public:
+  /// Default constructor.
+  cmLocalNinjaGenerator();
+
+  /// Destructor.
+  virtual ~cmLocalNinjaGenerator();
+
+  /// Overloaded methods. @see cmLocalGenerator::Generate()
+  virtual void Generate();
+
+  /// Overloaded methods. @see cmLocalGenerator::Configure()
+  virtual void Configure();
+
+  /// Overloaded methods. @see cmLocalGenerator::GetTargetDirectory()
+  virtual std::string GetTargetDirectory(cmTarget const& target) const;
+
+public:
+  const cmGlobalNinjaGenerator* GetGlobalNinjaGenerator() const;
+  cmGlobalNinjaGenerator* GetGlobalNinjaGenerator();
+
+  /**
+   * Shortcut to get the cmake instance throw the global generator.
+   * @return an instance of the cmake object.
+   */
+  const cmake* GetCMakeInstance() const;
+  cmake* GetCMakeInstance();
+
+  const char* GetConfigName() const
+  { return this->ConfigName.c_str(); }
+
+  std::string GetObjectFileName(const cmTarget& target,
+                                const cmSourceFile& source);
+
+  /// @return whether we are processing the top CMakeLists.txt file.
+  bool isRootMakefile() const;
+
+  /// @returns the relative path between the HomeOutputDirectory and this
+  /// local generators StartOutputDirectory.
+  std::string GetHomeRelativeOutputPath() const
+  { return this->HomeRelativeOutputPath; }
+
+protected:
+  virtual std::string ConvertToLinkReference(std::string const& lib);
+  virtual std::string ConvertToIncludeReference(std::string const& path);
+
+private:
+  friend class cmGlobalNinjaGenerator;
+
+  // In order to access to protected member of the local generator.
+  friend class cmNinjaTargetGenerator;
+  friend class cmNinjaNormalTargetGenerator;
+  friend class cmNinjaUtilityTargetGenerator;
+
+private:
+  cmGeneratedFileStream& GetBuildFileStream() const;
+  cmGeneratedFileStream& GetRulesFileStream() const;
+
+  void WriteBuildFileTop();
+  void WriteProjectHeader(std::ostream& os);
+  void WriteNinjaFilesInclusion(std::ostream& os);
+  void WriteProcessedMakefile(std::ostream& os);
+
+  void SetConfigName();
+
+  std::string ConvertToNinjaPath(const char *path);
+
+  struct map_to_ninja_path {
+    cmLocalNinjaGenerator *LocalGenerator;
+    map_to_ninja_path(cmLocalNinjaGenerator *LocalGenerator)
+      : LocalGenerator(LocalGenerator) {}
+    std::string operator()(const std::string &path) {
+      return LocalGenerator->ConvertToNinjaPath(path.c_str());
+    }
+  };
+  map_to_ninja_path MapToNinjaPath() {
+    return map_to_ninja_path(this);
+  }
+
+  void AppendTargetOutputs(cmTarget* target, cmNinjaDeps& outputs);
+  void AppendTargetDepends(cmTarget* target, cmNinjaDeps& outputs);
+
+  void AppendCustomCommandDeps(const cmCustomCommand *cc,
+                               cmNinjaDeps &ninjaDeps);
+  std::string BuildCommandLine(const std::vector<std::string> &cmdLines);
+  void AppendCustomCommandLines(const cmCustomCommand *cc,
+                                std::vector<std::string> &cmdLines);
+  void WriteCustomCommandRule();
+  void WriteCustomCommandBuildStatement(cmCustomCommand *cc,
+                                        const cmNinjaDeps& orderOnlyDeps);
+
+  void AddCustomCommandTarget(cmCustomCommand* cc, cmTarget* target);
+  void WriteCustomCommandBuildStatements();
+
+private:
+  std::string ConfigName;
+  std::string HomeRelativeOutputPath;
+
+  typedef std::map<cmCustomCommand*, std::set<cmTarget*> >
+    CustomCommandTargetMap;
+  CustomCommandTargetMap CustomCommandTargets;
+};
+
+#endif // ! cmLocalNinjaGenerator_h