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/*
* Copyright (C) 2016 Konstantin Tokavev <annulen@yandex.ru>
* Copyright (C) 2016 Yusuke Suzuki <utatane.tea@gmail.com>
* Copyright (C) 2011 Igalia S.L.
* Copyright (C) 2010 Apple Inc. All rights reserved.
* Portions Copyright (c) 2010 Motorola Mobility, 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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
* 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 <wtf/WorkQueue.h>
#include <wtf/threads/BinarySemaphore.h>
namespace WTF {
WorkQueueBase::WorkQueueBase(RunLoop& runLoop)
: m_runLoop(&runLoop)
, m_threadID(mainThreadID)
{
}
void WorkQueueBase::platformInitialize(ASCIILiteral name, Type, QOS qos)
{
m_runLoop = RunLoop::create(name, ThreadType::Unknown, qos).ptr();
BinarySemaphore semaphore;
m_runLoop->dispatch([&] {
m_threadID = Thread::current().uid();
semaphore.signal();
});
semaphore.wait();
}
void WorkQueueBase::platformInvalidate()
{
if (m_runLoop) {
Ref<RunLoop> protector(*m_runLoop);
protector->stop();
protector->dispatch([] {
RunLoop::current().stop();
});
}
}
void WorkQueueBase::dispatch(Function<void()>&& function)
{
m_runLoop->dispatch([protectedThis = Ref { *this }, function = WTFMove(function)] {
function();
});
}
void WorkQueueBase::dispatchAfter(Seconds delay, Function<void()>&& function)
{
m_runLoop->dispatchAfter(delay, [protectedThis = Ref { *this }, function = WTFMove(function)] {
function();
});
}
WorkQueue::WorkQueue(MainTag)
: WorkQueueBase(RunLoop::main())
{
}
}
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