| // |
| // 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_PREPROCESSOR_H_ |
| #define COMPILER_PREPROCESSOR_PREPROCESSOR_H_ |
| |
| #include <cstddef> |
| |
| #include "common/angleutils.h" |
| |
| namespace pp |
| { |
| |
| class Diagnostics; |
| class DirectiveHandler; |
| struct PreprocessorImpl; |
| struct Token; |
| |
| struct PreprocessorSettings : private angle::NonCopyable |
| { |
| PreprocessorSettings() : maxMacroExpansionDepth(1000) {} |
| int maxMacroExpansionDepth; |
| }; |
| |
| class Preprocessor : angle::NonCopyable |
| { |
| public: |
| Preprocessor(Diagnostics *diagnostics, |
| DirectiveHandler *directiveHandler, |
| const PreprocessorSettings &settings); |
| ~Preprocessor(); |
| |
| // count: specifies the number of elements in the string and length arrays. |
| // string: specifies an array of pointers to strings. |
| // length: specifies an array of string lengths. |
| // If length is NULL, each string is assumed to be null terminated. |
| // If length is a value other than NULL, it points to an array containing |
| // a string length for each of the corresponding elements of string. |
| // Each element in the length array may contain the length of the |
| // corresponding string or a value less than 0 to indicate that the string |
| // is null terminated. |
| bool init(size_t count, const char *const string[], const int length[]); |
| // Adds a pre-defined macro. |
| void predefineMacro(const char *name, int value); |
| |
| void lex(Token *token); |
| |
| // Set maximum preprocessor token size |
| void setMaxTokenSize(size_t maxTokenSize); |
| |
| private: |
| PreprocessorImpl *mImpl; |
| }; |
| |
| } // namespace pp |
| |
| #endif // COMPILER_PREPROCESSOR_PREPROCESSOR_H_ |