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comparison: gfx/angle/src/compiler/preprocessor/Tokenizer.h
gfx/angle/src/compiler/preprocessor/Tokenizer.h
- branch
- TOR_BUG_9701
- changeset 3
- 141e0f1194b1
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| -1:000000000000 | 0:df4e8e66d04d |
|---|---|
| 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_TOKENIZER_H_ | |
| 8 #define COMPILER_PREPROCESSOR_TOKENIZER_H_ | |
| 9 | |
| 10 #include "Input.h" | |
| 11 #include "Lexer.h" | |
| 12 #include "pp_utils.h" | |
| 13 | |
| 14 namespace pp | |
| 15 { | |
| 16 | |
| 17 class Diagnostics; | |
| 18 | |
| 19 class Tokenizer : public Lexer | |
| 20 { | |
| 21 public: | |
| 22 struct Context | |
| 23 { | |
| 24 Diagnostics* diagnostics; | |
| 25 | |
| 26 Input input; | |
| 27 // The location where yytext points to. Token location should track | |
| 28 // scanLoc instead of Input::mReadLoc because they may not be the same | |
| 29 // if text is buffered up in the scanner input buffer. | |
| 30 Input::Location scanLoc; | |
| 31 | |
| 32 bool leadingSpace; | |
| 33 bool lineStart; | |
| 34 }; | |
| 35 static const std::size_t kMaxTokenLength; | |
| 36 | |
| 37 Tokenizer(Diagnostics* diagnostics); | |
| 38 ~Tokenizer(); | |
| 39 | |
| 40 bool init(size_t count, const char* const string[], const int length[]); | |
| 41 | |
| 42 void setFileNumber(int file); | |
| 43 void setLineNumber(int line); | |
| 44 | |
| 45 virtual void lex(Token* token); | |
| 46 | |
| 47 private: | |
| 48 PP_DISALLOW_COPY_AND_ASSIGN(Tokenizer); | |
| 49 bool initScanner(); | |
| 50 void destroyScanner(); | |
| 51 | |
| 52 void* mHandle; // Scanner handle. | |
| 53 Context mContext; // Scanner extra. | |
| 54 }; | |
| 55 | |
| 56 } // namespace pp | |
| 57 #endif // COMPILER_PREPROCESSOR_TOKENIZER_H_ | |
| 58 |
