forked from qt-creator/qt-creator
Add libvalgrind.
Merge-request: 260 Reviewed-by: hjk <qtc-committer@nokia.com>
This commit is contained in:
153
src/libs/valgrind/xmlprotocol/threadedparser.cpp
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153
src/libs/valgrind/xmlprotocol/threadedparser.cpp
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/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Author: Andreas Hartmetz, KDAB (andreas.hartmetz@kdab.com)
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**
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** No Commercial Usage
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**
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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**
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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, Nokia gives you certain additional
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** rights. These rights are described in the Nokia 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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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**************************************************************************/
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#include "threadedparser.h"
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#include "parser.h"
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#include "error.h"
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#include "frame.h"
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#include "status.h"
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#include "suppression.h"
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#include <utils/qtcassert.h>
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#include <QMetaType>
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#include <QThread>
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#include <QSharedPointer>
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using namespace Valgrind;
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using namespace Valgrind::XmlProtocol;
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namespace {
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class Thread : public QThread {
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public:
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Thread()
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: QThread()
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, parser(0)
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, device(0)
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{
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}
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void run() {
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QTC_ASSERT(QThread::currentThread() == this, return);
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parser->parse(device);
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delete parser;
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parser = 0;
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delete device;
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device = 0;
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}
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XmlProtocol::Parser *parser;
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QIODevice *device;
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};
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}
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class ThreadedParser::Private
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{
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public:
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Private()
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{}
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QWeakPointer<Thread> parserThread;
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QString errorString;
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};
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ThreadedParser::ThreadedParser(QObject *parent)
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: QObject(parent),
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d(new Private)
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{
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}
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ThreadedParser::~ThreadedParser()
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{
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delete d;
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}
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QString ThreadedParser::errorString() const
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{
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return d->errorString;
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}
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bool ThreadedParser::isRunning() const
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{
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return d->parserThread ? d->parserThread.data()->isRunning() : 0;
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}
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void ThreadedParser::parse(QIODevice *device)
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{
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QTC_ASSERT(!d->parserThread, return);
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Parser *parser = new Parser;
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qRegisterMetaType<Valgrind::XmlProtocol::Status>();
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qRegisterMetaType<Valgrind::XmlProtocol::Error>();
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connect(parser, SIGNAL(status(Valgrind::XmlProtocol::Status)),
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SIGNAL(status(Valgrind::XmlProtocol::Status)),
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Qt::QueuedConnection);
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connect(parser, SIGNAL(error(Valgrind::XmlProtocol::Error)),
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SIGNAL(error(Valgrind::XmlProtocol::Error)),
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Qt::QueuedConnection);
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connect(parser, SIGNAL(internalError(QString)),
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SLOT(slotInternalError(QString)),
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Qt::QueuedConnection);
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connect(parser, SIGNAL(errorCount(qint64, qint64)),
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SIGNAL(errorCount(qint64, qint64)),
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Qt::QueuedConnection);
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connect(parser, SIGNAL(suppressionCount(QString, qint64)),
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SIGNAL(suppressionCount(QString, qint64)),
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Qt::QueuedConnection);
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connect(parser, SIGNAL(finished()), SIGNAL(finished()),
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Qt::QueuedConnection);
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Thread* thread = new Thread;
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d->parserThread = thread;
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connect(thread, SIGNAL(finished()),
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thread, SLOT(deleteLater()));
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device->setParent(0);
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device->moveToThread(thread);
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parser->moveToThread(thread);
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thread->device = device;
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thread->parser = parser;
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thread->start();
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}
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void ThreadedParser::slotInternalError(const QString &errorString)
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{
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d->errorString = errorString;
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emit internalError(errorString);
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}
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bool ThreadedParser::waitForFinished()
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{
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return d->parserThread ? d->parserThread.data()->wait() : true;
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}
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