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Annotation of src/include/sched.h, Revision 1.1

1.1     ! guenther    1: /*     $OpenBSD: sched.h,v 1.9 2012/12/05 23:20:05 deraadt Exp $       */
        !             2:
        !             3: /* sched.h: POSIX 1003.1b Process Scheduling header */
        !             4:
        !             5: /*-
        !             6:  * Copyright (c) 1996, 1997
        !             7:  *     HD Associates, Inc.  All rights reserved.
        !             8:  *
        !             9:  * Redistribution and use in source and binary forms, with or without
        !            10:  * modification, are permitted provided that the following conditions
        !            11:  * are met:
        !            12:  * 1. Redistributions of source code must retain the above copyright
        !            13:  *    notice, this list of conditions and the following disclaimer.
        !            14:  * 2. Redistributions in binary form must reproduce the above copyright
        !            15:  *    notice, this list of conditions and the following disclaimer in the
        !            16:  *    documentation and/or other materials provided with the distribution.
        !            17:  * 3. All advertising materials mentioning features or use of this software
        !            18:  *    must display the following acknowledgement:
        !            19:  *     This product includes software developed by HD Associates, Inc
        !            20:  *     and Jukka Antero Ukkonen.
        !            21:  * 4. Neither the name of the author nor the names of any co-contributors
        !            22:  *    may be used to endorse or promote products derived from this software
        !            23:  *    without specific prior written permission.
        !            24:  *
        !            25:  * THIS SOFTWARE IS PROVIDED BY HD ASSOCIATES AND CONTRIBUTORS ``AS IS'' AND
        !            26:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            27:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            28:  * ARE DISCLAIMED.  IN NO EVENT SHALL HD ASSOCIATES OR CONTRIBUTORS BE LIABLE
        !            29:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            30:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            31:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            32:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            33:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            34:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            35:  * SUCH DAMAGE.
        !            36:  *
        !            37:  */
        !            38:
        !            39: #ifndef _SCHED_H_
        !            40: #define _SCHED_H_
        !            41:
        !            42: #include <sys/types.h> /* For pid_t */
        !            43: #include <time.h>      /* Per P1003.4 */
        !            44:
        !            45: /* Scheduling policies
        !            46:  */
        !            47: #define SCHED_FIFO  1
        !            48: #define SCHED_OTHER 2
        !            49: #define SCHED_RR    3
        !            50:
        !            51: struct sched_param
        !            52: {
        !            53:        int sched_priority;
        !            54: };
        !            55:
        !            56: __BEGIN_DECLS
        !            57: #if 0  /* not yet */
        !            58: int sched_setparam(pid_t, const struct sched_param *);
        !            59: int sched_getparam(pid_t, struct sched_param *);
        !            60:
        !            61: int sched_setscheduler(pid_t, int, const struct sched_param *);
        !            62: int sched_getscheduler(pid_t);
        !            63: #endif
        !            64:
        !            65: int sched_yield(void);
        !            66: int sched_get_priority_max(int);
        !            67: int sched_get_priority_min(int);
        !            68:
        !            69: #if 0  /* not yet */
        !            70: struct timespec;
        !            71: int sched_rr_get_interval(pid_t, struct timespec *);
        !            72: #endif
        !            73: __END_DECLS
        !            74:
        !            75: #endif /* _SCHED_H_ */