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/*
* ptw32_threadDestroy.c
*
* Description:
* This translation unit implements routines which are private to
* the implementation and may be used throughout it.
*
* --------------------------------------------------------------------------
*
* Pthreads-win32 - POSIX Threads Library for Win32
* Copyright(C) 1998 John E. Bossom
* Copyright(C) 1999,2004 Pthreads-win32 contributors
*
* Contact Email: rpj@callisto.canberra.edu.au
*
* The current list of contributors is contained
* in the file CONTRIBUTORS included with the source
* code distribution. The list can also be seen at the
* following World Wide Web location:
* http://sources.redhat.com/pthreads-win32/contributors.html
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library in the file COPYING.LIB;
* if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#include "pthread.h"
#include "implement.h"
void
ptw32_threadDestroy (pthread_t thread)
{
ptw32_thread_t * tp = (ptw32_thread_t *) thread.p;
ptw32_thread_t threadCopy;
if (tp != NULL)
{
(void) pthread_mutex_lock (&tp->cancelLock);
tp->state = PThreadStateLast;
(void) pthread_mutex_unlock (&tp->cancelLock);
ptw32_callUserDestroyRoutines (thread);
/*
* Copy thread state so that the thread can be atomically NULLed.
*/
memcpy (&threadCopy, tp, sizeof (threadCopy));
/*
* Thread ID structs are never freed. They're NULLed and reused.
* This also sets the thread to PThreadStateInitial (invalid).
*/
ptw32_threadReusePush (thread);
/* Now work on the copy. */
if (threadCopy.cancelEvent != NULL)
{
CloseHandle (threadCopy.cancelEvent);
}
(void) pthread_mutex_destroy(&threadCopy.cancelLock);
(void) pthread_mutex_destroy(&threadCopy.threadLock);
#if ! defined (__MINGW32__) || defined (__MSVCRT__) || defined (__DMC__)
/*
* See documentation for endthread vs endthreadex.
* Don't close the Win32 handle of implicit POSIX threads
* because the process may want to call GetExitCodeThread().
*/
if (threadCopy.threadH != 0 && !threadCopy.implicit)
{
CloseHandle (threadCopy.threadH);
}
#endif
}
} /* ptw32_threadDestroy */
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