[Opalvoip-svn] SF.net SVN: opalvoip:[34792] ptlib/trunk/src/ptlib/unix/tlibthrd.cxx

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

Revision: 34792
          http://sourceforge.net/p/opalvoip/code/34792
Author:   rjongbloed
Date:     2016-04-25 13:12:57 +0000 (Mon, 25 Apr 2016)
Log Message:
-----------
Fixed tiny race condition where PThread::IsTerminated() could return true when thread is starting up.

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

Modified: ptlib/trunk/src/ptlib/unix/tlibthrd.cxx
===================================================================
--- ptlib/trunk/src/ptlib/unix/tlibthrd.cxx	2016-04-23 13:12:10 UTC (rev 34791)
+++ ptlib/trunk/src/ptlib/unix/tlibthrd.cxx	2016-04-25 13:12:57 UTC (rev 34792)
@@ -791,8 +791,15 @@
   if (m_type == e_IsProcess)
     return false; // Process is always still running
 
-  if (PX_state == PX_finished)
-    return true;
+  switch (PX_state) {
+    case PX_starting :
+    case PX_firstResume :
+      return false;
+    case PX_finished:
+      return true;
+    default :
+      break:
+  }
 
   // See if thread is still running, copy variable in case changes between two statements
   pthread_t id = m_threadId;

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