/*
 * Copyright (C) 2010 University of Szeged. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "config.h"
#include "CleanupHandler.h"

#include "MappedMemoryPool.h"
#include "RunLoop.h"
#include <csignal>
#include <cstdlib>
#include <QApplication>

namespace WebKit {

CleanupHandler* CleanupHandler::theInstance = 0;

CleanupHandler::CleanupHandler()
    : m_hasStartedDeleting(false)
{
    moveToThread(qApp->thread()); // Ensure that we are acting on the main thread.
    connect(qApp, SIGNAL(aboutToQuit()), SLOT(deleteObjects()), Qt::DirectConnection);
    signal(SIGTERM, &CleanupHandler::sigTermHandler);
}

void CleanupHandler::sigTermHandler(int)
{
    ::RunLoop::main()->stop();
}

void CleanupHandler::deleteObjects()
{
    m_hasStartedDeleting = true;
    for (unsigned i = 0; i < m_objects.size(); ++i)
        m_objects[i]->deleteLater();
}

} // namespace WebKit