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/*
* pthread_exit.c
*
* Description:
* This translation unit implements routines associated with exiting from
* a thread.
*
* --------------------------------------------------------------------------
*
* Pthreads-win32 - POSIX Threads Library for Win32
* Copyright(C) 1998 John E. Bossom
* Copyright(C) 1999,2003 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"
#ifndef _UWIN
# include <process.h>
#endif
void
pthread_exit (void *value_ptr)
/*
* ------------------------------------------------------
* DOCPUBLIC
* This function terminates the calling thread, returning
* the value 'value_ptr' to any joining thread.
*
* PARAMETERS
* value_ptr
* a generic data value (i.e. not the address of a value)
*
*
* DESCRIPTION
* This function terminates the calling thread, returning
* the value 'value_ptr' to any joining thread.
* NOTE: thread should be joinable.
*
* RESULTS
* N/A
*
* ------------------------------------------------------
*/
{
pthread_t self;
/* If the current thread is implicit it was not started through
pthread_create(), therefore we cleanup and end the thread
here. Otherwise we raise an exception to unwind the exception
stack. The exception will be caught by ptw32_threadStart(),
which will cleanup and end the thread for us.
*/
self = (pthread_t) pthread_getspecific (ptw32_selfThreadKey);
#ifdef _UWIN
if(--pthread_count <= 0)
exit((int)value_ptr);
#endif
if (self == NULL || self->implicit)
{
ptw32_callUserDestroyRoutines(self);
#if ! defined (__MINGW32__) || defined (__MSVCRT__)
_endthreadex ((unsigned) value_ptr);
#else
_endthread ();
#endif
/* Never reached */
}
self->exitStatus = value_ptr;
ptw32_throw(PTW32_EPS_EXIT);
/* Never reached. */
}
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