/*

 * Copyright (C) 2008 Apple Inc. 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. 

 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

 *     its contributors may be used to endorse or promote products derived

 *     from this software without specific prior written permission. 

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE 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 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 "InitializeThreading.h"

#include "Collector.h"

#include "dtoa.h"

#include "Identifier.h"

#include "JSGlobalObject.h"

#include "UString.h"

#include <wtf/DateMath.h>

#include <wtf/Threading.h>

using namespace WTF;

namespace JSC {

#if PLATFORM(DARWIN) && ENABLE(JSC_MULTIPLE_THREADS)

static pthread_once_t initializeThreadingKeyOnce = PTHREAD_ONCE_INIT;

#endif

static void initializeThreadingOnce()

{

    WTF::initializeThreading();

    initializeUString();

#if ENABLE(JSC_MULTIPLE_THREADS)

    s_dtoaP5Mutex = new Mutex;

    WTF::initializeDates();

#endif

}

void initializeThreading()

{

#if PLATFORM(DARWIN) && ENABLE(JSC_MULTIPLE_THREADS)

    pthread_once(&initializeThreadingKeyOnce, initializeThreadingOnce);

#else

    static bool initializedThreading = false;

    if (!initializedThreading) {

        initializeThreadingOnce();

        initializedThreading = true;

    }

#endif

}

} // namespace JSC