Mercurial > projects > qtd
view generator/parser/rpp/preprocessor.cpp @ 1:e78566595089
initial import
author | mandel |
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date | Mon, 11 May 2009 16:01:50 +0000 |
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children | 09a0f1d048f2 |
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/**************************************************************************** ** ** Copyright (C) 1992-2008 Nokia. All rights reserved. ** Copyright 2005 Harald Fernengel <harry@kdevelop.org> ** ** This file is part of Qt Jambi. ** ** * Commercial Usage * Licensees holding valid Qt Commercial licenses may use this file in * accordance with the Qt Commercial License Agreement provided with the * Software or, alternatively, in accordance with the terms contained in * a written agreement between you and Nokia. * * * GNU General Public License Usage * Alternatively, this file may be used under the terms of the GNU * General Public License versions 2.0 or 3.0 as published by the Free * Software Foundation and appearing in the file LICENSE.GPL included in * the packaging of this file. Please review the following information * to ensure GNU General Public Licensing requirements will be met: * http://www.fsf.org/licensing/licenses/info/GPLv2.html and * http://www.gnu.org/copyleft/gpl.html. In addition, as a special * exception, Nokia gives you certain additional rights. These rights * are described in the Nokia Qt GPL Exception version 1.2, included in * the file GPL_EXCEPTION.txt in this package. * * Qt for Windows(R) Licensees * As a special exception, Nokia, as the sole copyright holder for Qt * Designer, grants users of the Qt/Eclipse Integration plug-in the * right for the Qt/Eclipse Integration to link to functionality * provided by Qt Designer and its related libraries. * * * If you are unsure which license is appropriate for your use, please * contact the sales department at qt-sales@nokia.com. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/ #include "preprocessor.h" #include <string> // register callback for include hooks static void includeFileHook(const std::string &, const std::string &, FILE *); #define PP_HOOK_ON_FILE_INCLUDED(A, B, C) includeFileHook(A, B, C) #include "pp.h" using namespace rpp; #include <QtCore/QtCore> class PreprocessorPrivate { public: QByteArray result; pp_environment env; QStringList includePaths; void initPP(pp &proc) { foreach(QString path, includePaths) proc.push_include_path(path.toStdString()); } }; QHash<QString, QStringList> includedFiles; void includeFileHook(const std::string &fileName, const std::string &filePath, FILE *) { includedFiles[QString::fromStdString(fileName)].append(QString::fromStdString(filePath)); } Preprocessor::Preprocessor() { d = new PreprocessorPrivate; includedFiles.clear(); } Preprocessor::~Preprocessor() { delete d; } void Preprocessor::processFile(const QString &fileName) { pp proc(d->env); d->initPP(proc); d->result.reserve(d->result.size() + 20 * 1024); d->result += "# 1 \"" + fileName.toLatin1() + "\"\n"; // ### REMOVE ME proc.file(fileName.toLocal8Bit().constData(), std::back_inserter(d->result)); } void Preprocessor::processString(const QByteArray &str) { pp proc(d->env); d->initPP(proc); proc(str.begin(), str.end(), std::back_inserter(d->result)); } QByteArray Preprocessor::result() const { return d->result; } void Preprocessor::addIncludePaths(const QStringList &includePaths) { d->includePaths += includePaths; } QStringList Preprocessor::macroNames() const { QStringList macros; pp_environment::const_iterator it = d->env.first_macro(); while (it != d->env.last_macro()) { const pp_macro *m = *it; macros += QString::fromLatin1(m->name->begin(), m->name->size()); ++it; } return macros; } QList<Preprocessor::MacroItem> Preprocessor::macros() const { QList<MacroItem> items; pp_environment::const_iterator it = d->env.first_macro(); while (it != d->env.last_macro()) { const pp_macro *m = *it; MacroItem item; item.name = QString::fromLatin1(m->name->begin(), m->name->size()); item.definition = QString::fromLatin1(m->definition->begin(), m->definition->size()); for (size_t i = 0; i < m->formals.size(); ++i) { item.parameters += QString::fromLatin1(m->formals[i]->begin(), m->formals[i]->size()); } item.isFunctionLike = m->function_like; #ifdef PP_WITH_MACRO_POSITION item.fileName = QString::fromLatin1(m->file->begin(), m->file->size()); #endif items += item; ++it; } return items; } /* int main() { Preprocessor pp; QStringList paths; paths << "/usr/include"; pp.addIncludePaths(paths); pp.processFile("pp-configuration"); pp.processFile("/usr/include/stdio.h"); qDebug() << pp.result(); return 0; } */