68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
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#ifndef PREPROCESSOR_H
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#define PREPROCESSOR_H
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#include "parser.h"
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#include <qlist.h>
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#include <qset.h>
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#include <stdio.h>
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QT_BEGIN_NAMESPACE
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struct Macro
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{
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Macro() : isFunction(false), isVariadic(false) {}
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bool isFunction;
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bool isVariadic;
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Symbols arguments;
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Symbols symbols;
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};
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typedef SubArray MacroName;
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typedef QHash<MacroName, Macro> Macros;
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class QFile;
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class Preprocessor : public Parser
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{
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public:
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Preprocessor(){}
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static bool preprocessOnly;
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QList<QByteArray> frameworks;
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QSet<QByteArray> preprocessedIncludes;
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QHash<QByteArray, QByteArray> nonlocalIncludePathResolutionCache;
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Macros macros;
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QByteArray resolveInclude(const QByteArray &filename, const QByteArray &relativeTo);
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Symbols preprocessed(const QByteArray &filename, QFile *device);
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void parseDefineArguments(Macro *m);
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void skipUntilEndif();
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bool skipBranch();
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void substituteUntilNewline(Symbols &substituted);
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static Symbols macroExpandIdentifier(Preprocessor *that, SymbolStack &symbols, int lineNum, QByteArray *macroName);
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static void macroExpand(Symbols *into, Preprocessor *that, const Symbols &toExpand,
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qsizetype &index, int lineNum, bool one,
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const QSet<QByteArray> &excludeSymbols = QSet<QByteArray>());
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int evaluateCondition();
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enum TokenizeMode { TokenizeCpp, TokenizePreprocessor, PreparePreprocessorStatement, TokenizePreprocessorStatement, TokenizeInclude, PrepareDefine, TokenizeDefine };
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static Symbols tokenize(const QByteArray &input, int lineNum = 1, TokenizeMode mode = TokenizeCpp);
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void setDebugIncludes(bool value);
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private:
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void until(Token);
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void preprocess(const QByteArray &filename, Symbols &preprocessed);
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bool debugIncludes = false;
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};
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QT_END_NAMESPACE
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#endif // PREPROCESSOR_H
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