/* * 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) 1999,2005 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>#endifvoidpthread_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      *      * ------------------------------------------------------      */{  ptw32_thread_t * sp;  /*   * Don't use pthread_self() to avoid creating an implicit POSIX thread handle   * unnecessarily.   */  sp = (ptw32_thread_t *) pthread_getspecific (ptw32_selfThreadKey);#ifdef _UWIN  if (--pthread_count <= 0)    exit ((int) value_ptr);#endif  if (NULL == sp)    {      /*       * A POSIX thread handle was never created. I.e. this is a       * Win32 thread that has never called a pthreads-win32 routine that       * required a POSIX handle.       *       * Implicit POSIX handles are cleaned up in ptw32_throw() now.       */#if ! defined (__MINGW32__) || defined (__MSVCRT__)  || defined (__DMC__)      _endthreadex ((unsigned) value_ptr);#else      _endthread ();#endif      /* Never reached */    }  sp->exitStatus = value_ptr;  ptw32_throw (PTW32_EPS_EXIT);  /* Never reached. */}