server/dep/acelite/ace/Condition_Thread_Mutex.inl
2020-02-17 09:23:51 +00:00

41 lines
1.1 KiB
C++

// -*- C++ -*-
//
// $Id: Condition_Thread_Mutex.inl 96061 2012-08-16 09:36:07Z mcorino $
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
ACE_INLINE int
ACE_Condition<ACE_Thread_Mutex>::remove (void)
{
// ACE_TRACE ("ACE_Condition<ACE_Thread_Mutex>::remove");
// <cond_destroy> is called in a loop if the condition variable is
// BUSY. This avoids a condition where a condition is signaled and
// because of some timing problem, the thread that is to be signaled
// has called the cond_wait routine after the signal call. Since
// the condition signal is not queued in any way, deadlock occurs.
int result = 0;
if (!this->removed_)
{
this->removed_ = true;
while ((result = ACE_OS::cond_destroy (&this->cond_)) == -1
&& errno == EBUSY)
{
ACE_OS::cond_broadcast (&this->cond_);
ACE_OS::thr_yield ();
}
}
return result;
}
ACE_INLINE ACE_Thread_Mutex &
ACE_Condition<ACE_Thread_Mutex>::mutex (void)
{
// ACE_TRACE ("ACE_Condition<ACE_Thread_Mutex>::mutex");
return this->mutex_;
}
ACE_END_VERSIONED_NAMESPACE_DECL