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sourceware.org Git - glibc.git/blob - htl/pt-testcancel.c
1 /* Add an explicit cancelation point.
2 Copyright (C) 2002-2018 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
15 You should have received a copy of the GNU Library General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If
17 not, see <http://www.gnu.org/licenses/>. */
21 #include <pt-internal.h>
24 pthread_testcancel (void)
26 struct __pthread
*p
= _pthread_self ();
29 __pthread_mutex_lock (&p
->cancel_lock
);
30 cancelled
= (p
->cancel_state
== PTHREAD_CANCEL_ENABLE
) && p
->cancel_pending
;
31 __pthread_mutex_unlock (&p
->cancel_lock
);
34 pthread_exit (PTHREAD_CANCELED
);
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