1/*
2 * Copyright (C) 2016 Konstantin Tokavev <annulen@yandex.ru>
3 * Copyright (C) 2016 Yusuke Suzuki <utatane.tea@gmail.com>
4 * Copyright (C) 2011 Igalia S.L.
5 * Copyright (C) 2010 Apple Inc. All rights reserved.
6 * Portions Copyright (c) 2010 Motorola Mobility, Inc. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
21 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
25 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#include "config.h"
31#include <wtf/WorkQueue.h>
32
33#include <wtf/WallTime.h>
34#include <wtf/text/WTFString.h>
35#include <wtf/threads/BinarySemaphore.h>
36
37void WorkQueue::platformInitialize(const char* name, Type, QOS)
38{
39 BinarySemaphore semaphore;
40 Thread::create(name, [&] {
41 m_runLoop = &RunLoop::current();
42 semaphore.signal();
43 m_runLoop->run();
44 })->detach();
45 semaphore.wait();
46}
47
48void WorkQueue::platformInvalidate()
49{
50 if (m_runLoop) {
51 Ref<RunLoop> protector(*m_runLoop);
52 protector->stop();
53 protector->dispatch([] {
54 RunLoop::current().stop();
55 });
56 }
57}
58
59void WorkQueue::dispatch(Function<void()>&& function)
60{
61 RefPtr<WorkQueue> protect(this);
62 m_runLoop->dispatch([protect, function = WTFMove(function)] {
63 function();
64 });
65}
66
67void WorkQueue::dispatchAfter(Seconds delay, Function<void()>&& function)
68{
69 RefPtr<WorkQueue> protect(this);
70 m_runLoop->dispatchAfter(delay, [protect, function = WTFMove(function)] {
71 function();
72 });
73}
74