git://sourceware.org / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 7b3547eb | 1 | /* Definitions for POSIX 1003.1b-1993 (aka POSIX.4) scheduling interface. |
| b9b49b44 | 2 | Copyright (C) 1996, 1997 Free Software Foundation, Inc. |
| 7e3be507 UD |
3 | This file is part of the GNU C Library. |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| 6 | modify it under the terms of the GNU Library General Public License as | |
| 7 | published by the Free Software Foundation; either version 2 of the | |
| 8 | License, or (at your option) any later version. | |
| 9 | ||
| 10 | The GNU C Library is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 | Library General Public License for more details. | |
| 14 | ||
| 15 | You should have received a copy of the GNU Library General Public | |
| 16 | License along with the GNU C Library; see the file COPYING.LIB. If not, | |
| 17 | write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
| 18 | Boston, MA 02111-1307, USA. */ | |
| 7b3547eb RM |
19 | |
| 20 | #ifndef _SCHED_H | |
| 21 | #define _SCHED_H 1 | |
| 22 | ||
| 23 | #include <features.h> | |
| 24 | ||
| 25 | /* Get type definitions. */ | |
| 5107cf1d | 26 | #include <bits/types.h> |
| b9b49b44 UD |
27 | |
| 28 | #define __need_timespec | |
| 29 | #include <time.h> | |
| 7b3547eb RM |
30 | |
| 31 | /* Get system specific constant and data structure definitions. */ | |
| 5107cf1d | 32 | #include <bits/sched.h> |
| 7b3547eb RM |
33 | |
| 34 | __BEGIN_DECLS | |
| 35 | ||
| 36 | /* Set scheduling parameters for a process. */ | |
| 37 | extern int __sched_setparam __P ((__pid_t __pid, | |
| fafaa44e | 38 | __const struct sched_param *__param)); |
| 7b3547eb | 39 | extern int sched_setparam __P ((__pid_t __pid, |
| fafaa44e | 40 | __const struct sched_param *__param)); |
| 7b3547eb RM |
41 | |
| 42 | /* Retrieve scheduling parameters for a particular process. */ | |
| fafaa44e UD |
43 | extern int __sched_getparam __P ((__pid_t __pid, struct sched_param *__param)); |
| 44 | extern int sched_getparam __P ((__pid_t __pid, struct sched_param *__param)); | |
| 7b3547eb RM |
45 | |
| 46 | /* Set scheduling algorithm and/or parameters for a process. */ | |
| 47 | extern int __sched_setscheduler __P ((__pid_t __pid, int __policy, | |
| fafaa44e | 48 | __const struct sched_param *__param)); |
| 7b3547eb | 49 | extern int sched_setscheduler __P ((__pid_t __pid, int __policy, |
| fafaa44e | 50 | __const struct sched_param *__param)); |
| 7b3547eb RM |
51 | |
| 52 | /* Retrieve scheduling algorithm for a particular purpose. */ | |
| 53 | extern int __sched_getscheduler __P ((__pid_t __pid)); | |
| 54 | extern int sched_getscheduler __P ((__pid_t __pid)); | |
| 55 | ||
| 56 | /* Yield the processor. */ | |
| 57 | extern int __sched_yield __P ((void)); | |
| 58 | extern int sched_yield __P ((void)); | |
| 59 | ||
| 60 | /* Get maximum priority value for a scheduler. */ | |
| 61 | extern int __sched_get_priority_max __P ((int __algorithm)); | |
| 62 | extern int sched_get_priority_max __P ((int __algorithm)); | |
| 63 | ||
| 64 | /* Get minimum priority value for a scheduler. */ | |
| 65 | extern int __sched_get_priority_min __P ((int __algorithm)); | |
| 66 | extern int sched_get_priority_min __P ((int __algorithm)); | |
| 67 | ||
| 68 | /* Get the SCHED_RR interval for the named process. */ | |
| 69 | extern int __sched_rr_get_interval __P ((__pid_t __pid, struct timespec *__t)); | |
| 70 | extern int sched_rr_get_interval __P ((__pid_t __pid, struct timespec *__t)); | |
| 71 | ||
| 72 | __END_DECLS | |
| 73 | ||
| 74 | #endif /* sched.h */ |