--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/openenvcore/libpthread/src/pthread_once.cpp Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,73 @@
+// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// Name : pthread_once.cpp
+// Part of : pthread
+// Interface : POSIX, pthread
+// POSIX implementation of mutexes on Symbian
+// Version :
+//
+
+
+
+#include "mutextypes.h"
+
+EXPORT_C int pthread_once(pthread_once_t * once_control,
+ thread_init_routine init_routine)
+{
+
+#ifndef NOUSE_INTERNALS
+ void* tlsPtr;
+ // Get the TLS pointer
+ tlsPtr = _pthread_getTls();
+
+ if(!tlsPtr)
+ {
+ return ENOMEM;
+ }
+#endif
+
+ if(!once_control || !init_routine)
+ {
+ return EINVAL;
+ }
+
+ if (*once_control == _EDone)
+ {
+ return 0;
+ }
+
+#ifndef NOUSE_INTERNALS
+ _pthread_atomicMutexLock(tlsPtr);
+#endif
+
+
+ if(*once_control == _EDone)
+ {
+
+#ifndef NOUSE_INTERNALS
+ _pthread_atomicMutexUnlock(tlsPtr);
+#endif
+ return 0;
+ }
+
+ *once_control = _EDoing;
+ init_routine();
+ *once_control = _EDone;
+#ifndef NOUSE_INTERNALS
+ _pthread_atomicMutexUnlock(tlsPtr);
+#endif
+ return 0;
+}
+
+// End of File