/* * 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" #if !defined(_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 * * ------------------------------------------------------ */ { 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); #if defined(_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 (__MINGW64__) || defined(__MINGW32__)) || defined (__MSVCRT__) || defined (__DMC__) _endthreadex ((unsigned) (size_t) value_ptr); #else _endthread (); #endif /* Never reached */ } sp->exitStatus = value_ptr; ptw32_throw (PTW32_EPS_EXIT); /* Never reached. */ }