| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the tools applications of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:GPL-EXCEPT$ |
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| ** GNU General Public License Usage |
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| ** General Public License version 3 as published by the Free Software |
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| ****************************************************************************/ |
| |
| #ifndef PREPROCESSOR_H |
| #define PREPROCESSOR_H |
| |
| #include "parser.h" |
| #include <qlist.h> |
| #include <qset.h> |
| #include <stdio.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| struct Macro |
| { |
| Macro() : isFunction(false), isVariadic(false) {} |
| bool isFunction; |
| bool isVariadic; |
| Symbols arguments; |
| Symbols symbols; |
| }; |
| |
| #ifdef USE_LEXEM_STORE |
| typedef QByteArray MacroName; |
| #else |
| typedef SubArray MacroName; |
| #endif |
| typedef QHash<MacroName, Macro> Macros; |
| |
| class QFile; |
| |
| class Preprocessor : public Parser |
| { |
| public: |
| Preprocessor(){} |
| static bool preprocessOnly; |
| QList<QByteArray> frameworks; |
| QSet<QByteArray> preprocessedIncludes; |
| QHash<QByteArray, QByteArray> nonlocalIncludePathResolutionCache; |
| Macros macros; |
| QByteArray resolveInclude(const QByteArray &filename, const QByteArray &relativeTo); |
| Symbols preprocessed(const QByteArray &filename, QFile *device); |
| |
| void parseDefineArguments(Macro *m); |
| |
| void skipUntilEndif(); |
| bool skipBranch(); |
| |
| void substituteUntilNewline(Symbols &substituted); |
| static Symbols macroExpandIdentifier(Preprocessor *that, SymbolStack &symbols, int lineNum, QByteArray *macroName); |
| static void macroExpand(Symbols *into, Preprocessor *that, const Symbols &toExpand, int &index, int lineNum, bool one, |
| const QSet<QByteArray> &excludeSymbols = QSet<QByteArray>()); |
| |
| int evaluateCondition(); |
| |
| enum TokenizeMode { TokenizeCpp, TokenizePreprocessor, PreparePreprocessorStatement, TokenizePreprocessorStatement, TokenizeInclude, PrepareDefine, TokenizeDefine }; |
| static Symbols tokenize(const QByteArray &input, int lineNum = 1, TokenizeMode mode = TokenizeCpp); |
| |
| private: |
| void until(Token); |
| |
| void preprocess(const QByteArray &filename, Symbols &preprocessed); |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // PREPROCESSOR_H |