DirectiveHandlerBase.h

Enable keyboard shortcuts

//

// Copyright 2012 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_DIRECTIVEHANDLERBASE_H_

#define COMPILER_PREPROCESSOR_DIRECTIVEHANDLERBASE_H_

#include <string>

#include "GLSLANG/ShaderLang.h"

namespace angle

namespace pp

struct SourceLocation;

// Base class for handling directives.

// Preprocessor uses this class to notify the clients about certain

// preprocessor directives. Derived classes are responsible for

// handling them in an appropriate manner.

class DirectiveHandler

  public:

    virtual ~DirectiveHandler();

    virtual void handleError(const SourceLocation &loc, const std::string &msg) = 0;

    // Handle pragma of form: #pragma name[(value)]

    virtual void handlePragma(const SourceLocation &loc,

                              const std::string &name,

                              const std::string &value,

                              bool stdgl) = 0;

    virtual void handleExtension(const SourceLocation &loc,

                                 const std::string &name,

                                 const std::string &behavior) = 0;

    virtual void handleVersion(const SourceLocation &loc, int version, ShShaderSpec spec) = 0;

};

}  // namespace pp

}  // namespace angle

#endif  // COMPILER_PREPROCESSOR_DIRECTIVEHANDLERBASE_H_