46 lines
637 B
C++
46 lines
637 B
C++
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// Copyright (c) 2011, NetEase Inc. All rights reserved.
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//
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// Author: rl
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// Date: 2011/6/9
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//
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// Lock implemetation on posix like Mac OS X/Linux/FreeBSD
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#include "lock.h"
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#if defined(OS_POSIX)
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#include <errno.h>
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namespace nbase
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{
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NLock::NLock()
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{
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// In release, go with the default lock attributes.
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pthread_mutex_init(&os_lock_, NULL);
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}
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NLock::~NLock()
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{
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pthread_mutex_destroy(&os_lock_);
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}
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bool NLock::Try()
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{
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int rv = pthread_mutex_trylock(&os_lock_);
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return rv == 0;
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}
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void NLock::Lock()
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{
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pthread_mutex_lock(&os_lock_);
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}
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void NLock::Unlock()
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{
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pthread_mutex_unlock(&os_lock_);
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}
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} // namespace
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#endif // OS_WIN
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