Line data    Source code

       1             : //
       2             : // Copyright (c) 2012 The ANGLE Project Authors. All rights reserved.
       3             : // Use of this source code is governed by a BSD-style license that can be
       4             : // found in the LICENSE file.
       5             : //
       6             : 
       7             : #ifndef COMPILER_PREPROCESSOR_DIRECTIVEHANDLERBASE_H_
       8             : #define COMPILER_PREPROCESSOR_DIRECTIVEHANDLERBASE_H_
       9             : 
      10             : #include <string>
      11             : 
      12             : namespace pp
      13             : {
      14             : 
      15             : struct SourceLocation;
      16             : 
      17             : // Base class for handling directives.
      18             : // Preprocessor uses this class to notify the clients about certain
      19             : // preprocessor directives. Derived classes are responsible for
      20             : // handling them in an appropriate manner.
      21           0 : class DirectiveHandler
      22             : {
      23             :   public:
      24             :     virtual ~DirectiveHandler();
      25             : 
      26             :     virtual void handleError(const SourceLocation &loc,
      27             :                              const std::string &msg) = 0;
      28             : 
      29             :     // Handle pragma of form: #pragma name[(value)]
      30             :     virtual void handlePragma(const SourceLocation &loc,
      31             :                               const std::string &name,
      32             :                               const std::string &value,
      33             :                               bool stdgl) = 0;
      34             : 
      35             :     virtual void handleExtension(const SourceLocation &loc,
      36             :                                  const std::string &name,
      37             :                                  const std::string &behavior) = 0;
      38             : 
      39             :     virtual void handleVersion(const SourceLocation &loc,
      40             :                                int version) = 0;
      41             : };
      42             : 
      43             : }  // namespace pp
      44             : 
      45             : #endif  // COMPILER_PREPROCESSOR_DIRECTIVEHANDLERBASE_H_