michael@0: //
michael@0: // Copyright (c) 2011 The ANGLE Project Authors. All rights reserved.
michael@0: // Use of this source code is governed by a BSD-style license that can be
michael@0: // found in the LICENSE file.
michael@0: //
michael@0: 
michael@0: #ifndef COMPILER_PREPROCESSOR_PREPROCESSOR_H_
michael@0: #define COMPILER_PREPROCESSOR_PREPROCESSOR_H_
michael@0: 
michael@0: #include <stddef.h>
michael@0: 
michael@0: #include "pp_utils.h"
michael@0: 
michael@0: namespace pp
michael@0: {
michael@0: 
michael@0: class Diagnostics;
michael@0: class DirectiveHandler;
michael@0: struct PreprocessorImpl;
michael@0: struct Token;
michael@0: 
michael@0: class Preprocessor
michael@0: {
michael@0:   public:
michael@0:     Preprocessor(Diagnostics* diagnostics, DirectiveHandler* directiveHandler);
michael@0:     ~Preprocessor();
michael@0: 
michael@0:     // count: specifies the number of elements in the string and length arrays.
michael@0:     // string: specifies an array of pointers to strings.
michael@0:     // length: specifies an array of string lengths.
michael@0:     // If length is NULL, each string is assumed to be null terminated.
michael@0:     // If length is a value other than NULL, it points to an array containing
michael@0:     // a string length for each of the corresponding elements of string.
michael@0:     // Each element in the length array may contain the length of the
michael@0:     // corresponding string or a value less than 0 to indicate that the string
michael@0:     // is null terminated.
michael@0:     bool init(size_t count, const char* const string[], const int length[]);
michael@0:     // Adds a pre-defined macro.
michael@0:     void predefineMacro(const char* name, int value);
michael@0: 
michael@0:     void lex(Token* token);
michael@0: 
michael@0:   private:
michael@0:     PP_DISALLOW_COPY_AND_ASSIGN(Preprocessor);
michael@0: 
michael@0:     PreprocessorImpl* mImpl;
michael@0: };
michael@0: 
michael@0: }  // namespace pp
michael@0: #endif  // COMPILER_PREPROCESSOR_PREPROCESSOR_H_
michael@0: