103 lines
3.3 KiB
C++
103 lines
3.3 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the tools applications of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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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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#ifdef USE_LEXEM_STORE
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typedef QByteArray MacroName;
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#else
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typedef SubArray MacroName;
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#endif
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typedef QHash<MacroName, Macro> Macros;
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class QIODevice;
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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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Macros macros;
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Symbols preprocessed(const QByteArray &filename, FILE *file);
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Symbols preprocessed(const QByteArray &filename, QIODevice *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 Symbols macroExpand(Preprocessor *that, Symbols &toExpand, int &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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private:
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void until(Token);
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void preprocess(const QByteArray &filename, Symbols &preprocessed);
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};
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QT_END_NAMESPACE
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#endif // PREPROCESSOR_H
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