GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/librthread/rthread_mutex_prio.c Lines: 0 14 0.0 %
Date: 2017-11-13 Branches: 0 6 0.0 %

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/*	$OpenBSD: rthread_mutex_prio.c,v 1.2 2014/06/23 00:43:15 guenther Exp $ */
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/*
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 * Copyright (c) 2011 Philip Guenther <guenther@openbsd.org>
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 *
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 * Permission to use, copy, modify, and distribute this software for any
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 * purpose with or without fee is hereby granted, provided that the above
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 * copyright notice and this permission notice appear in all copies.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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 */
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#include <errno.h>
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#include <pthread.h>
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#include "rthread.h"
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int
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pthread_mutex_getprioceiling(pthread_mutex_t *mutexp, int *prioceiling)
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{
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	pthread_mutex_t mutex = *mutexp;
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	if (mutex->prioceiling == -1)
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		return (EINVAL);
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	*prioceiling = mutex->prioceiling;
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	return (0);
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}
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int
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pthread_mutex_setprioceiling(pthread_mutex_t *mutexp, int prioceiling,
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    int *old_ceiling)
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{
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	pthread_mutex_t mutex = *mutexp;
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	int ret;
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	if (mutex->prioceiling == -1 ||
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	    prioceiling < PTHREAD_MIN_PRIORITY ||
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	    prioceiling > PTHREAD_MAX_PRIORITY) {
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		ret = EINVAL;
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	} else if ((ret = pthread_mutex_lock(mutexp)) == 0) {
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		*old_ceiling = mutex->prioceiling;
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		mutex->prioceiling = prioceiling;
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		pthread_mutex_unlock(mutexp);
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	}
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	return (ret);
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}