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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
68 lines
2.3 KiB
C
68 lines
2.3 KiB
C
/* Definitions for POSIX 1003.1b-1993 (aka POSIX.4) scheduling interface.
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Copyright (C) 1996, 1997, 1999, 2001 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifndef _SCHED_H
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#define _SCHED_H 1
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#include <features.h>
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/* Get type definitions. */
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#include <bits/types.h>
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#define __need_timespec
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#include <time.h>
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/* Get system specific constant and data structure definitions. */
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#include <bits/sched.h>
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/* Define the real names for the elements of `struct sched_param'. */
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#define sched_priority __sched_priority
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__BEGIN_DECLS
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/* Set scheduling parameters for a process. */
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extern int sched_setparam (__pid_t __pid, __const struct sched_param *__param)
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__THROW;
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/* Retrieve scheduling parameters for a particular process. */
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extern int sched_getparam (__pid_t __pid, struct sched_param *__param) __THROW;
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/* Set scheduling algorithm and/or parameters for a process. */
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extern int sched_setscheduler (__pid_t __pid, int __policy,
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__const struct sched_param *__param) __THROW;
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/* Retrieve scheduling algorithm for a particular purpose. */
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extern int sched_getscheduler (__pid_t __pid) __THROW;
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/* Yield the processor. */
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extern int sched_yield (void) __THROW;
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/* Get maximum priority value for a scheduler. */
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extern int sched_get_priority_max (int __algorithm) __THROW;
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/* Get minimum priority value for a scheduler. */
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extern int sched_get_priority_min (int __algorithm) __THROW;
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/* Get the SCHED_RR interval for the named process. */
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extern int sched_rr_get_interval (__pid_t __pid, struct timespec *__t) __THROW;
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__END_DECLS
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#endif /* sched.h */
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