kc3-lang/angle/src/compiler/preprocessor/new/Context.h

• Show log

  Commit

• Hash : 16efbbae
  Author :
  Date : 2011-09-13T04:10:41
  

  Complete implementation for handling #define directive.
  Review URL: http://codereview.appspot.com/4963062
  
  git-svn-id: https://angleproject.googlecode.com/svn/trunk@752 736b8ea6-26fd-11df-bfd4-992fa37f6226
  

Download

• src/compiler/preprocessor/new/Context.h

• //
  // Copyright (c) 2011 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  
  #ifndef COMPILER_PREPROCESSOR_CONTEXT_H_
  #define COMPILER_PREPROCESSOR_CONTEXT_H_
  
  #include <map>
  
  #include "common/angleutils.h"
  #include "Input.h"
  #include "Macro.h"
  #include "Token.h"
  
  namespace pp
  {
  
  class Context
  {
    public:
      Context();
      ~Context();
  
      bool init();
      bool process(int count, const char* const string[], const int length[],
                   TokenVector* output);
  
      void* lexer() { return mLexer; }
      int readInput(char* buf, int maxSize);
      TokenVector* output() { return mOutput; }
  
      bool defineMacro(pp::Token::Location location,
                       pp::Macro::Type type,
                       std::string* name,
                       pp::TokenVector* parameters,
                       pp::TokenVector* replacements);
      bool undefineMacro(const std::string* name);
      bool isMacroDefined(const std::string* name);
  
    private:
      DISALLOW_COPY_AND_ASSIGN(Context);
      typedef std::map<std::string, Macro*> MacroSet;
  
      void reset();
      bool initLexer();
      void destroyLexer();
      void defineBuiltInMacro(const std::string& name, int value);
      bool parse();
  
      void* mLexer;  // Lexer handle.
      Input* mInput;
      TokenVector* mOutput;
      MacroSet mMacros;  // Defined macros.
  };
  
  }  // namespace pp
  #endif  // COMPILER_PREPROCESSOR_CONTEXT_H_
  
  

Download