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44 lines
1.3 KiB
C
44 lines
1.3 KiB
C
/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Kaz Kylheku <kaz@ashi.footprints.net>.
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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 License as
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published by the Free Software Foundation; either version 2.1 of the
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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; see the file COPYING.LIB. If
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not, see <https://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <pthread.h>
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#include <time.h>
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#include "posix-timer.h"
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/* Get expiration overrun for timer TIMERID. */
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int
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timer_getoverrun (timer_t timerid)
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{
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struct timer_node *timer;
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int retval = -1;
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pthread_mutex_lock (&__timer_mutex);
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if (! timer_valid (timer = timer_id2ptr (timerid)))
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__set_errno (EINVAL);
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else
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retval = timer->overrun_count;
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pthread_mutex_unlock (&__timer_mutex);
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return retval;
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}
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