[Opalvoip-svn] SF.net SVN: opalvoip:[21090] ptlib/trunk/src/ptlib/unix/tlibthrd.cxx

[<rjo...@us...>]

Revision: 21090
          http://opalvoip.svn.sourceforge.net/opalvoip/?rev=21090&view=rev
Author:   rjongbloed
Date:     2008-09-21 07:02:15 +0000 (Sun, 21 Sep 2008)

Log Message:
-----------
Applied patch to fix unnecesary delay when using time mutex wait and
pthread_mutex_timedlock is not available or broken, Thanks Nir Soffer

Modified Paths:
--------------
    ptlib/trunk/src/ptlib/unix/tlibthrd.cxx

Modified: ptlib/trunk/src/ptlib/unix/tlibthrd.cxx
===================================================================
--- ptlib/trunk/src/ptlib/unix/tlibthrd.cxx	2008-09-21 06:33:52 UTC (rev 21089)
+++ ptlib/trunk/src/ptlib/unix/tlibthrd.cxx	2008-09-21 07:02:15 UTC (rev 21090)
@@ -1328,7 +1328,7 @@
 
 #else // P_PTHREADS_XPG6
 
-  do {
+  for (;;) {
     if (pthread_mutex_trylock(&mutex) == 0) {
 #if P_HAS_RECURSIVE_MUTEX == 0
       PAssert((lockerId == (pthread_t)-1) && (lockCount.IsZero()),
@@ -1339,11 +1339,11 @@
       return PTrue;
     }
 
+    if (PTime() >= finishTime)
+      return PFalse;
+
     PThread::Current()->Sleep(10); // sleep for 10ms
-  } while (PTime() < finishTime);
-
-  return PFalse;
-
+  }
 #endif // P_PTHREADS_XPG6
 }
 


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