38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
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/* Add an explicit cancelation point.
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Copyright (C) 2002-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <pthread.h>
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#include <pt-internal.h>
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#include <pthreadP.h>
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void
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__pthread_testcancel (void)
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{
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struct __pthread *p = _pthread_self ();
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int cancelled;
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__pthread_mutex_lock (&p->cancel_lock);
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cancelled = (p->cancel_state == PTHREAD_CANCEL_ENABLE) && p->cancel_pending;
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__pthread_mutex_unlock (&p->cancel_lock);
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if (cancelled)
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__pthread_exit (PTHREAD_CANCELED);
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}
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strong_alias (__pthread_testcancel, pthread_testcancel)
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