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/* Add an explicit cancelation point.
Copyright (C) 2002-2019 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <pthread.h>
#include <pt-internal.h>
#include <pthreadP.h>
void
pthread_testcancel (void)
{
struct __pthread *p = _pthread_self ();
int cancelled;
__pthread_mutex_lock (&p->cancel_lock);
cancelled = (p->cancel_state == PTHREAD_CANCEL_ENABLE) && p->cancel_pending;
__pthread_mutex_unlock (&p->cancel_lock);
if (cancelled)
__pthread_exit (PTHREAD_CANCELED);
}
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