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
12namespace angle
13{
14
15namespace pp
16{
17
18struct SourceLocation;
19
20// Base class for handling directives.
21// Preprocessor uses this class to notify the clients about certain
22// preprocessor directives. Derived classes are responsible for
23// handling them in an appropriate manner.
24class DirectiveHandler
25{
26 public:
27 virtual ~DirectiveHandler();
28
29 virtual void handleError(const SourceLocation &loc, const std::string &msg) = 0;
30
31 // Handle pragma of form: #pragma name[(value)]
32 virtual void handlePragma(const SourceLocation &loc,
33 const std::string &name,
34 const std::string &value,
35 bool stdgl) = 0;
36
37 virtual void handleExtension(const SourceLocation &loc,
38 const std::string &name,
39 const std::string &behavior) = 0;
40
41 virtual void handleVersion(const SourceLocation &loc, int version) = 0;
42};
43
44} // namespace pp
45
46} // namespace angle
47
48#endif // COMPILER_PREPROCESSOR_DIRECTIVEHANDLERBASE_H_
49