diff options
author | jeff <jeff@FreeBSD.org> | 2003-04-01 03:46:29 +0000 |
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committer | jeff <jeff@FreeBSD.org> | 2003-04-01 03:46:29 +0000 |
commit | 08f648d4cdd32dc685715d9d1bb328fcc2ccd6c8 (patch) | |
tree | 75b07bcd4aade0c64c83c4ed577634d9b54a88ad /lib/libthr/thread/thr_getschedparam.c | |
parent | 7bada9c1ac5ea35ab3525f1e9a8d4d5383e20f5c (diff) | |
download | FreeBSD-src-08f648d4cdd32dc685715d9d1bb328fcc2ccd6c8.zip FreeBSD-src-08f648d4cdd32dc685715d9d1bb328fcc2ccd6c8.tar.gz |
- Add libthr but don't hook it up to the regular build yet. This is an
adaptation of libc_r for the thr system call interface. This is beta
quality code.
Diffstat (limited to 'lib/libthr/thread/thr_getschedparam.c')
-rw-r--r-- | lib/libthr/thread/thr_getschedparam.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/lib/libthr/thread/thr_getschedparam.c b/lib/libthr/thread/thr_getschedparam.c new file mode 100644 index 0000000..7f1503c --- /dev/null +++ b/lib/libthr/thread/thr_getschedparam.c @@ -0,0 +1,59 @@ +/* + * Copyright (c) 1998 Daniel Eischen <eischen@vigrid.com>. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Daniel Eischen. + * 4. Neither the name of the author nor the names of any co-contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY DANIEL EISCHEN AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ +#include <errno.h> +#include <pthread.h> +#include "thr_private.h" + +__weak_reference(_pthread_getschedparam, pthread_getschedparam); + +int +_pthread_getschedparam(pthread_t pthread, int *policy, + struct sched_param *param) +{ + int ret; + + if ((param == NULL) || (policy == NULL)) + /* Return an invalid argument error: */ + ret = EINVAL; + + /* Find the thread in the list of active threads: */ + else if ((ret = _find_thread(pthread)) == 0) { + /* Return the threads base priority and scheduling policy: */ + param->sched_priority = + PTHREAD_BASE_PRIORITY(pthread->base_priority); + *policy = pthread->attr.sched_policy; + } + + return(ret); +} |