#ifndef _SCHED_H_ #define _SCHED_H_ /* sched.h: POSIX 1003.1b Process Scheduling header */ /*- * Copyright (c) 1996, 1997 * HD Associates, Inc. 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 HD Associates, Inc * and Jukka Antero Ukkonen. * 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 HD ASSOCIATES 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 HD ASSOCIATES 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 <sys/types.h> /* For pid_t */ #ifndef _KERNEL #include <time.h> /* Per P1003.4 */ #endif /* Scheduling policies */ #define SCHED_FIFO 1 #define SCHED_OTHER 2 #define SCHED_RR 3 struct sched_param { int sched_priority; }; #ifndef _KERNEL #include <sys/cdefs.h> __BEGIN_DECLS int sched_setparam __P((pid_t, const struct sched_param *)); int sched_getparam __P((pid_t, struct sched_param *)); int sched_setscheduler __P((pid_t, int, const struct sched_param *)); int sched_getscheduler __P((pid_t)); int sched_yield __P((void)); int sched_get_priority_max __P((int)); int sched_get_priority_min __P((int)); int sched_rr_get_interval __P((pid_t, struct timespec *)); __END_DECLS #endif #endif /* _SCHED_H_ */