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Nix Upstream: Updating Nix WTF files
https://bugs.webkit.org/show_bug.cgi?id=124980 Patch by Thiago de Barros Lacerda <thiago.lacerda@openbossa.org> on 2013-11-28 Reviewed by Csaba Osztrogonác. Just to sync our private repo files and the trunk, as part of the upstream process. * wtf/DisallowCType.h: * wtf/PlatformNix.cmake: * wtf/nix/FeatureDefinesNix.h: * wtf/nix/PlatformNix.h: * wtf/nix/RunLoopNix.cpp: Added. Canonical link: https://commits.webkit.org/143108@main git-svn-id: https://svn.webkit.org/repository/webkit/trunk@159857 268f45cc-cd09-0410-ab3c-d52691b4dbfc
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| @@ -4,6 +4,8 @@ list(APPEND WTF_SOURCES | ||
| gobject/GlibUtilities.cpp | ||
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| gtk/MainThreadGtk.cpp | ||
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| nix/RunLoopNix.cpp | ||
| ) | ||
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| list(APPEND WTF_LIBRARIES | ||
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| @@ -0,0 +1,172 @@ | ||
| /* | ||
| * Copyright (C) 2010 Apple Inc. All rights reserved. | ||
| * Portions Copyright (c) 2010 Motorola Mobility, Inc. All rights reserved. | ||
| * Copyright (C) 2013 Nokia Corporation and/or its subsidiary(-ies). | ||
| * | ||
| * 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. | ||
| */ | ||
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| #include "config.h" | ||
| #include "RunLoop.h" | ||
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| #include <glib.h> | ||
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| #include <wtf/MainThread.h> | ||
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| namespace WTF { | ||
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| RunLoop::RunLoop() | ||
| { | ||
| // g_main_context_default() doesn't add an extra reference. | ||
| m_runLoopContext = isMainThread() ? g_main_context_default() : adoptGRef(g_main_context_new()); | ||
| ASSERT(m_runLoopContext); | ||
| GRefPtr<GMainLoop> innermostLoop = adoptGRef(g_main_loop_new(m_runLoopContext.get(), FALSE)); | ||
| ASSERT(innermostLoop); | ||
| m_runLoopMainLoops.append(innermostLoop); | ||
| } | ||
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| RunLoop::~RunLoop() | ||
| { | ||
| for (int i = m_runLoopMainLoops.size() - 1; i >= 0; --i) { | ||
| if (!g_main_loop_is_running(m_runLoopMainLoops[i].get())) | ||
| continue; | ||
| g_main_loop_quit(m_runLoopMainLoops[i].get()); | ||
| } | ||
| } | ||
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| void RunLoop::run() | ||
| { | ||
| RunLoop* mainRunLoop = RunLoop::current(); | ||
| GMainLoop* innermostLoop = mainRunLoop->innermostLoop(); | ||
| if (!g_main_loop_is_running(innermostLoop)) { | ||
| g_main_loop_run(innermostLoop); | ||
| return; | ||
| } | ||
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| // Create and run a nested loop if the innermost one was already running. | ||
| GMainLoop* nestedMainLoop = g_main_loop_new(0, FALSE); | ||
| mainRunLoop->pushNestedMainLoop(nestedMainLoop); | ||
| g_main_loop_run(nestedMainLoop); | ||
| mainRunLoop->popNestedMainLoop(); | ||
| } | ||
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| GMainLoop* RunLoop::innermostLoop() | ||
| { | ||
| // The innermost main loop should always be there. | ||
| ASSERT(!m_runLoopMainLoops.isEmpty()); | ||
| return m_runLoopMainLoops[0].get(); | ||
| } | ||
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| void RunLoop::pushNestedMainLoop(GMainLoop* nestedLoop) | ||
| { | ||
| // The innermost main loop should always be there. | ||
| ASSERT(!m_runLoopMainLoops.isEmpty()); | ||
| m_runLoopMainLoops.append(adoptGRef(nestedLoop)); | ||
| } | ||
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| void RunLoop::popNestedMainLoop() | ||
| { | ||
| // The innermost main loop should always be there. | ||
| ASSERT(!m_runLoopMainLoops.isEmpty()); | ||
| m_runLoopMainLoops.removeLast(); | ||
| } | ||
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| void RunLoop::stop() | ||
| { | ||
| // The innermost main loop should always be there. | ||
| ASSERT(!m_runLoopMainLoops.isEmpty()); | ||
| GRefPtr<GMainLoop> lastMainLoop = m_runLoopMainLoops.last(); | ||
| if (g_main_loop_is_running(lastMainLoop.get())) | ||
| g_main_loop_quit(lastMainLoop.get()); | ||
| } | ||
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| gboolean RunLoop::queueWork(RunLoop* runLoop) | ||
| { | ||
| runLoop->performWork(); | ||
| return FALSE; | ||
| } | ||
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| void RunLoop::wakeUp() | ||
| { | ||
| GRefPtr<GSource> source = adoptGRef(g_idle_source_new()); | ||
| g_source_set_priority(source.get(), G_PRIORITY_DEFAULT); | ||
| g_source_set_callback(source.get(), reinterpret_cast<GSourceFunc>(&RunLoop::queueWork), this, 0); | ||
| g_source_attach(source.get(), m_runLoopContext.get()); | ||
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| g_main_context_wakeup(m_runLoopContext.get()); | ||
| } | ||
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| RunLoop::TimerBase::TimerBase(RunLoop* runLoop) | ||
| : m_runLoop(runLoop) | ||
| , m_timerSource(0) | ||
| { | ||
| } | ||
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| RunLoop::TimerBase::~TimerBase() | ||
| { | ||
| stop(); | ||
| } | ||
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| void RunLoop::TimerBase::clearTimerSource() | ||
| { | ||
| m_timerSource = 0; | ||
| } | ||
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| gboolean RunLoop::TimerBase::timerFiredCallback(RunLoop::TimerBase* timer) | ||
| { | ||
| GSource* currentTimerSource = timer->m_timerSource.get(); | ||
| bool isRepeating = timer->isRepeating(); | ||
| // This can change the timerSource by starting a new timer within the callback. | ||
| if (!isRepeating && currentTimerSource == timer->m_timerSource.get()) | ||
| timer->clearTimerSource(); | ||
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| timer->fired(); | ||
| return isRepeating; | ||
| } | ||
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| void RunLoop::TimerBase::start(double fireInterval, bool repeat) | ||
| { | ||
| if (m_timerSource) | ||
| stop(); | ||
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| m_timerSource = adoptGRef(g_timeout_source_new(static_cast<guint>(fireInterval * 1000))); | ||
| m_isRepeating = repeat; | ||
| g_source_set_callback(m_timerSource.get(), reinterpret_cast<GSourceFunc>(&RunLoop::TimerBase::timerFiredCallback), this, 0); | ||
| g_source_attach(m_timerSource.get(), m_runLoop->m_runLoopContext.get()); | ||
| } | ||
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| void RunLoop::TimerBase::stop() | ||
| { | ||
| if (!m_timerSource) | ||
| return; | ||
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| g_source_destroy(m_timerSource.get()); | ||
| clearTimerSource(); | ||
| } | ||
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| bool RunLoop::TimerBase::isActive() const | ||
| { | ||
| return m_timerSource; | ||
| } | ||
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| } // namespace WTF | ||
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