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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** No Commercial Usage
**
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#include "FastPreprocessor.h"
#include <Literals.h>
#include <TranslationUnit.h>
#include <QtCore/QDebug>
using namespace CPlusPlus;
FastPreprocessor::FastPreprocessor(const Snapshot &snapshot)
: _snapshot(snapshot),
_preproc(this, &_env)
{ }
QByteArray FastPreprocessor::run(QString fileName, const QString &source)
{
_preproc.setExpandMacros(false);
if (Document::Ptr doc = _snapshot.document(fileName)) {
_merged.insert(fileName);
mergeEnvironment(QLatin1String("<configuration>"));
foreach (const Document::Include &i, doc->includes())
mergeEnvironment(i.fileName());
}
const QByteArray preprocessed = _preproc(fileName, source);
return preprocessed;
}
void FastPreprocessor::sourceNeeded(QString &fileName, IncludeType, unsigned)
{ mergeEnvironment(fileName); }
void FastPreprocessor::mergeEnvironment(const QString &fileName)
{
if (! _merged.contains(fileName)) {
_merged.insert(fileName);
if (Document::Ptr doc = _snapshot.document(fileName)) {
foreach (const Document::Include &i, doc->includes())
mergeEnvironment(i.fileName());
_env.addMacros(doc->definedMacros());
}
}
}
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