171b3fa15SDavid Xu /* 271b3fa15SDavid Xu * Copyright (c) 1995 John Birrell <jb@cimlogic.com.au>. 371b3fa15SDavid Xu * All rights reserved. 471b3fa15SDavid Xu * 571b3fa15SDavid Xu * Redistribution and use in source and binary forms, with or without 671b3fa15SDavid Xu * modification, are permitted provided that the following conditions 771b3fa15SDavid Xu * are met: 871b3fa15SDavid Xu * 1. Redistributions of source code must retain the above copyright 971b3fa15SDavid Xu * notice, this list of conditions and the following disclaimer. 1071b3fa15SDavid Xu * 2. Redistributions in binary form must reproduce the above copyright 1171b3fa15SDavid Xu * notice, this list of conditions and the following disclaimer in the 1271b3fa15SDavid Xu * documentation and/or other materials provided with the distribution. 13*d3b15642Szrj * 3. Neither the name of the author nor the names of any co-contributors 1471b3fa15SDavid Xu * may be used to endorse or promote products derived from this software 1571b3fa15SDavid Xu * without specific prior written permission. 1671b3fa15SDavid Xu * 1771b3fa15SDavid Xu * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND 1871b3fa15SDavid Xu * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1971b3fa15SDavid Xu * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2071b3fa15SDavid Xu * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 2171b3fa15SDavid Xu * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2271b3fa15SDavid Xu * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2371b3fa15SDavid Xu * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2471b3fa15SDavid Xu * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2571b3fa15SDavid Xu * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2671b3fa15SDavid Xu * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2771b3fa15SDavid Xu * SUCH DAMAGE. 2871b3fa15SDavid Xu * 29fc71f871SDavid Xu * $DragonFly: src/lib/libthread_xu/thread/thr_getprio.c,v 1.3 2006/04/06 13:03:09 davidxu Exp $ 3071b3fa15SDavid Xu */ 31fc71f871SDavid Xu 32fc71f871SDavid Xu #include "namespace.h" 3371b3fa15SDavid Xu #include <errno.h> 3471b3fa15SDavid Xu #include <pthread.h> 35fc71f871SDavid Xu #include "un-namespace.h" 36fc71f871SDavid Xu 3771b3fa15SDavid Xu #include "thr_private.h" 3871b3fa15SDavid Xu 3971b3fa15SDavid Xu int 4071b3fa15SDavid Xu _pthread_getprio(pthread_t pthread) 4171b3fa15SDavid Xu { 4271b3fa15SDavid Xu int policy, ret; 4371b3fa15SDavid Xu struct sched_param param; 4471b3fa15SDavid Xu 45fc71f871SDavid Xu if ((ret = _pthread_getschedparam(pthread, &policy, ¶m)) == 0) 4671b3fa15SDavid Xu ret = param.sched_priority; 4771b3fa15SDavid Xu else { 4871b3fa15SDavid Xu /* Invalid thread: */ 4971b3fa15SDavid Xu errno = ret; 5071b3fa15SDavid Xu ret = -1; 5171b3fa15SDavid Xu } 5271b3fa15SDavid Xu 5371b3fa15SDavid Xu /* Return the thread priority or an error status: */ 5471b3fa15SDavid Xu return (ret); 5571b3fa15SDavid Xu } 565a1048c8SDavid Xu 575a1048c8SDavid Xu __strong_reference(_pthread_getprio, pthread_getprio); 58