54 lines
1.3 KiB
C++
54 lines
1.3 KiB
C++
// -*- C++ -*-
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//
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// $Id: Condition_Thread_Mutex.inl 92069 2010-09-28 11:38:59Z johnnyw $
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ACE_BEGIN_VERSIONED_NAMESPACE_DECL
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ACE_INLINE
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ACE_Condition_Attributes::ACE_Condition_Attributes (int type)
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{
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(void) ACE_OS::condattr_init (this->attributes_, type);
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}
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ACE_INLINE
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ACE_Condition_Attributes::~ACE_Condition_Attributes (void)
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{
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ACE_OS::condattr_destroy (this->attributes_);
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}
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ACE_INLINE int
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ACE_Condition_Thread_Mutex::remove (void)
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{
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// ACE_TRACE ("ACE_Condition_Thread_Mutex::remove");
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// <cond_destroy> is called in a loop if the condition variable is
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// BUSY. This avoids a condition where a condition is signaled and
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// because of some timing problem, the thread that is to be signaled
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// has called the cond_wait routine after the signal call. Since
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// the condition signal is not queued in any way, deadlock occurs.
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int result = 0;
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if (!this->removed_)
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{
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this->removed_ = true;
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while ((result = ACE_OS::cond_destroy (&this->cond_)) == -1
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&& errno == EBUSY)
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{
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ACE_OS::cond_broadcast (&this->cond_);
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ACE_OS::thr_yield ();
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}
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}
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return result;
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}
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ACE_INLINE ACE_Thread_Mutex &
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ACE_Condition_Thread_Mutex::mutex (void)
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{
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// ACE_TRACE ("ACE_Condition_Thread_Mutex::mutex");
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return this->mutex_;
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}
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ACE_END_VERSIONED_NAMESPACE_DECL
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