server/dep/ACE_wrappers/ace/Condition_Thread_Mutex.inl
zerg b8d773091a [10874] Update ACE to v5.8.3
(based on zergtmn's repo commit 3a8c259)
(based on zergtmn's repo commit 946c1a8)

Signed-off-by: VladimirMangos <vladimir@getmangos.com>
2010-12-14 17:37:42 +03:00

53 lines
1.3 KiB
C++

// -*- C++ -*-
//
// $Id: Condition_Thread_Mutex.inl 92069 2010-09-28 11:38:59Z johnnyw $
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
ACE_INLINE
ACE_Condition_Attributes::ACE_Condition_Attributes (int type)
{
(void) ACE_OS::condattr_init (this->attributes_, type);
}
ACE_INLINE
ACE_Condition_Attributes::~ACE_Condition_Attributes (void)
{
ACE_OS::condattr_destroy (this->attributes_);
}
ACE_INLINE int
ACE_Condition_Thread_Mutex::remove (void)
{
// ACE_TRACE ("ACE_Condition_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_Thread_Mutex::mutex (void)
{
// ACE_TRACE ("ACE_Condition_Thread_Mutex::mutex");
return this->mutex_;
}
ACE_END_VERSIONED_NAMESPACE_DECL