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Unified Diff: Source/WTF/wtf/ThreadingPrimitives.h

Issue 14238015: Move Source/WTF/wtf to Source/wtf (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Created 7 years, 8 months ago
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Index: Source/WTF/wtf/ThreadingPrimitives.h
diff --git a/Source/WTF/wtf/ThreadingPrimitives.h b/Source/WTF/wtf/ThreadingPrimitives.h
deleted file mode 100644
index abfc36def60928e1157a5689f1a72af14176f1b4..0000000000000000000000000000000000000000
--- a/Source/WTF/wtf/ThreadingPrimitives.h
+++ /dev/null
@@ -1,144 +0,0 @@
-/*
- * Copyright (C) 2007, 2008, 2010 Apple Inc. All rights reserved.
- * Copyright (C) 2007 Justin Haygood (jhaygood@reaktix.com)
- *
- * 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.
- *
- */
-
-#ifndef ThreadingPrimitives_h
-#define ThreadingPrimitives_h
-
-#include <wtf/Platform.h>
-
-#include <wtf/Assertions.h>
-#include <wtf/FastAllocBase.h>
-#include <wtf/Locker.h>
-#include <wtf/Noncopyable.h>
-
-#if OS(WINDOWS)
-#include <windows.h>
-#endif
-
-#if USE(PTHREADS)
-#include <pthread.h>
-#endif
-
-namespace WTF {
-
-#if USE(PTHREADS)
-typedef pthread_mutex_t PlatformMutex;
-typedef pthread_cond_t PlatformCondition;
-#elif OS(WINDOWS)
-struct PlatformMutex {
- CRITICAL_SECTION m_internalMutex;
- size_t m_recursionCount;
-};
-struct PlatformCondition {
- size_t m_waitersGone;
- size_t m_waitersBlocked;
- size_t m_waitersToUnblock;
- HANDLE m_blockLock;
- HANDLE m_blockQueue;
- HANDLE m_unblockLock;
-
- bool timedWait(PlatformMutex&, DWORD durationMilliseconds);
- void signal(bool unblockAll);
-};
-#else
-typedef void* PlatformMutex;
-typedef void* PlatformCondition;
-#endif
-
-class Mutex {
- WTF_MAKE_NONCOPYABLE(Mutex); WTF_MAKE_FAST_ALLOCATED;
-public:
- WTF_EXPORT_PRIVATE Mutex();
- WTF_EXPORT_PRIVATE ~Mutex();
-
- WTF_EXPORT_PRIVATE void lock();
- WTF_EXPORT_PRIVATE bool tryLock();
- WTF_EXPORT_PRIVATE void unlock();
-
-public:
- PlatformMutex& impl() { return m_mutex; }
-private:
- PlatformMutex m_mutex;
-};
-
-typedef Locker<Mutex> MutexLocker;
-
-class MutexTryLocker {
- WTF_MAKE_NONCOPYABLE(MutexTryLocker);
-public:
- MutexTryLocker(Mutex& mutex) : m_mutex(mutex), m_locked(mutex.tryLock()) { }
- ~MutexTryLocker()
- {
- if (m_locked)
- m_mutex.unlock();
- }
-
- bool locked() const { return m_locked; }
-
-private:
- Mutex& m_mutex;
- bool m_locked;
-};
-
-class ThreadCondition {
- WTF_MAKE_NONCOPYABLE(ThreadCondition);
-public:
- WTF_EXPORT_PRIVATE ThreadCondition();
- WTF_EXPORT_PRIVATE ~ThreadCondition();
-
- WTF_EXPORT_PRIVATE void wait(Mutex& mutex);
- // Returns true if the condition was signaled before absoluteTime, false if the absoluteTime was reached or is in the past.
- // The absoluteTime is in seconds, starting on January 1, 1970. The time is assumed to use the same time zone as WTF::currentTime().
- WTF_EXPORT_PRIVATE bool timedWait(Mutex&, double absoluteTime);
- WTF_EXPORT_PRIVATE void signal();
- WTF_EXPORT_PRIVATE void broadcast();
-
-private:
- PlatformCondition m_condition;
-};
-
-#if OS(WINDOWS)
-// The absoluteTime is in seconds, starting on January 1, 1970. The time is assumed to use the same time zone as WTF::currentTime().
-// Returns an interval in milliseconds suitable for passing to one of the Win32 wait functions (e.g., ::WaitForSingleObject).
-WTF_EXPORT_PRIVATE DWORD absoluteTimeToWaitTimeoutInterval(double absoluteTime);
-#endif
-
-} // namespace WTF
-
-using WTF::Mutex;
-using WTF::MutexLocker;
-using WTF::MutexTryLocker;
-using WTF::ThreadCondition;
-
-#if OS(WINDOWS)
-using WTF::absoluteTimeToWaitTimeoutInterval;
-#endif
-
-#endif // ThreadingPrimitives_h

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