Condition_Thread_Mutex.cpp

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00001 /* -*- C++ -*- */
00002 /**
00003  * @file Condition_Thread_Mutex.cpp
00004  *
00005  * Condition_Thread_Mutex.cpp,v 4.6 2006/05/30 10:19:18 jwillemsen Exp
00006  *
00007  * Originally in Synch.cpp
00008  *
00009  * @author Douglas C. Schmidt <schmidt@cs.wustl.edu>
00010  */
00011 
00012 #include "ace/Condition_Thread_Mutex.h"
00013 
00014 #if defined (ACE_HAS_THREADS)
00015 
00016 #if !defined (__ACE_INLINE__)
00017 #include "ace/Condition_Thread_Mutex.inl"
00018 #endif /* __ACE_INLINE__ */
00019 
00020 #include "ace/Log_Msg.h"
00021 
00022 ACE_RCSID(ace, Condition_Thread_Mutex, "Condition_Thread_Mutex.cpp,v 4.6 2006/05/30 10:19:18 jwillemsen Exp")
00023 
00024 ACE_BEGIN_VERSIONED_NAMESPACE_DECL
00025 
00026 ACE_ALLOC_HOOK_DEFINE(ACE_Condition_Thread_Mutex)
00027 
00028 void
00029 ACE_Condition_Thread_Mutex::dump (void) const
00030 {
00031 #if defined (ACE_HAS_DUMP)
00032 // ACE_TRACE ("ACE_Condition_Thread_Mutex::dump");
00033 
00034   ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this));
00035   ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\n")));
00036 #if defined (ACE_WIN32)
00037   ACE_DEBUG ((LM_DEBUG,
00038               ACE_LIB_TEXT ("waiters = %d\n"),
00039               this->cond_.waiters ()));
00040 #endif /* ACE_WIN32 */
00041   ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP));
00042 #endif /* ACE_HAS_DUMP */
00043 }
00044 
00045 ACE_Condition_Thread_Mutex::ACE_Condition_Thread_Mutex (const ACE_Thread_Mutex &m,
00046                                                         const ACE_TCHAR *name,
00047                                                         void *arg)
00048   : mutex_ ((ACE_Thread_Mutex &) m),
00049     removed_ (0)
00050 {
00051 // ACE_TRACE ("ACE_Condition_Thread_Mutex::ACE_Condition_Thread_Mutex");
00052   if (ACE_OS::cond_init (&this->cond_,
00053                          (short) USYNC_THREAD,
00054                          name,
00055                          arg) != 0)
00056     ACE_ERROR ((LM_ERROR,
00057                 ACE_LIB_TEXT ("%p\n"),
00058                 ACE_LIB_TEXT ("ACE_Condition_Thread_Mutex::ACE_Condition_Thread_Mutex")));
00059 }
00060 
00061 ACE_Condition_Thread_Mutex::
00062 ACE_Condition_Thread_Mutex (const ACE_Thread_Mutex &m,
00063                             ACE_Condition_Attributes &attributes,
00064                             const ACE_TCHAR *name,
00065                             void *arg)
00066   : mutex_ ((ACE_Thread_Mutex &) m),
00067     removed_ (0)
00068 {
00069 // ACE_TRACE ("ACE_Condition_Thread_Mutex::ACE_Condition_Thread_Mutex");
00070   if (ACE_OS::cond_init (&this->cond_, attributes.attributes_,
00071                          name, arg) != 0)
00072     ACE_ERROR ((LM_ERROR, ACE_LIB_TEXT ("%p\n"),
00073                 ACE_LIB_TEXT ("ACE_Condition_Thread_Mutex::ACE_Condition_Thread_Mutex")));
00074 }
00075 
00076 ACE_Condition_Thread_Mutex::~ACE_Condition_Thread_Mutex (void)
00077 {
00078 // ACE_TRACE ("ACE_Condition_Thread_Mutex::~ACE_Condition_Thread_Mutex");
00079   this->remove ();
00080 }
00081 
00082 // Peform an "alertable" timed wait.  If the argument <abstime> == 0
00083 // then we do a regular <cond_wait>, else we do a timed wait for up to
00084 // <abstime> using the <cond_timedwait> function.
00085 
00086 int
00087 ACE_Condition_Thread_Mutex::wait (void)
00088 {
00089 // ACE_TRACE ("ACE_Condition_Thread_Mutex::wait");
00090   return ACE_OS::cond_wait (&this->cond_, &this->mutex_.lock_);
00091 }
00092 
00093 int
00094 ACE_Condition_Thread_Mutex::wait (ACE_Thread_Mutex &mutex,
00095                                   const ACE_Time_Value *abstime)
00096 {
00097 // ACE_TRACE ("ACE_Condition_Thread_Mutex::wait");
00098   return ACE_OS::cond_timedwait (&this->cond_,
00099                                  &mutex.lock_,
00100                                  const_cast <ACE_Time_Value *> (abstime));
00101 }
00102 
00103 int
00104 ACE_Condition_Thread_Mutex::wait (const ACE_Time_Value *abstime)
00105 {
00106 // ACE_TRACE ("ACE_Condition_Thread_Mutex::wait");
00107   return this->wait (this->mutex_, abstime);
00108 }
00109 
00110 int
00111 ACE_Condition_Thread_Mutex::signal (void)
00112 {
00113 // ACE_TRACE ("ACE_Condition_Thread_Mutex::signal");
00114   return ACE_OS::cond_signal (&this->cond_);
00115 }
00116 
00117 int
00118 ACE_Condition_Thread_Mutex::broadcast (void)
00119 {
00120 // ACE_TRACE ("ACE_Condition_Thread_Mutex::broadcast");
00121   return ACE_OS::cond_broadcast (&this->cond_);
00122 }
00123 
00124 ACE_END_VERSIONED_NAMESPACE_DECL
00125 
00126 #endif /* ACE_HAS_THREADS */

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