pt-testcancel.c

/* Add an explicit cancelation point.
   Copyright (C) 2002 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C 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.

   The GNU C 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 the GNU C Library; see 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 <bthread.h>
#include <pt-internal.h>

void
pthread_testcancel (void)
{
  struct pthread_internal_t *p = (struct pthread_internal_t*)pthread_self();
  int cancelled;
	
	pthread_init();

  pthread_mutex_lock (&p->cancel_lock);
  cancelled = (p->attr.flags & PTHREAD_ATTR_FLAG_CANCEL_ENABLE) && (p->attr.flags & PTHREAD_ATTR_FLAG_CANCEL_PENDING);
  pthread_mutex_unlock (&p->cancel_lock);

  if (cancelled)
    pthread_exit (PTHREAD_CANCELED);
		
}