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/*
* exit.c
*
* Description:
* This translation unit implements routines associated with exiting from
* a thread.
*
* Pthreads-win32 - POSIX Threads Library for Win32
* Copyright (C) 1998
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; 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
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;
#ifdef _MSC_VER
DWORD exceptionInformation[3];
#endif
/* 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 _pthread_threadStart(),
which will cleanup and end the thread for us.
*/
self = (pthread_t) pthread_getspecific (_pthread_selfThreadKey);
if (self == NULL || self->implicit)
{
_pthread_callUserDestroyRoutines(self);
#if ! defined (__MINGW32__) || defined (__MSVCRT__)
_endthreadex ((unsigned) value_ptr);
#else
_endthread ();
#endif
/* Never reached */
}
self->exitStatus = value_ptr;
#ifdef _MSC_VER
exceptionInformation[0] = (DWORD) (_PTHREAD_EPS_EXIT);
exceptionInformation[1] = (DWORD) (value_ptr);
exceptionInformation[2] = (DWORD) (0);
RaiseException (
EXCEPTION_PTHREAD_SERVICES,
0,
3,
exceptionInformation);
#else /* ! _MSC_VER */
#ifdef __cplusplus
throw Pthread_exception_exit();
#else /* ! __cplusplus */
(void) pthread_pop_cleanup( 1 );
_pthread_callUserDestroyRoutines(self);
#if ! defined (__MINGW32__) || defined (__MSVCRT__)
_endthreadex ((unsigned) value_ptr);
#else
_endthread ();
#endif
#endif /* __cplusplus */
#endif /* _MSC_VER */
/* Never reached. */
}