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.
47 lines
1.6 KiB
C
47 lines
1.6 KiB
C
/* Copyright (C) 1994, 1996, 1997, 2000 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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#include <errno.h>
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#include <sys/resource.h>
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#include <sys/sysmp.h>
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extern int __sysmp __P ((int, ...));
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/* Return the highest priority of any process specified by WHICH and WHO
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(see <sys/resource.h>); if WHO is zero, the current process, process group,
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or user (as specified by WHO) is used. A lower priority number means higher
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priority. Priorities range from PRIO_MIN to PRIO_MAX. */
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int
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getpriority (which, who)
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enum __priority_which which;
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id_t who;
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{
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switch (which)
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{
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case PRIO_PROCESS:
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return __sysmp (MP_SCHED, MPTS_GTNICE_PROC, who);
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case PRIO_PGRP:
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return __sysmp (MP_SCHED, MPTS_GTNICE_PGRP, who);
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case PRIO_USER:
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return __sysmp (MP_SCHED, MPTS_GTNICE_USER, who);
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}
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__set_errno (EINVAL);
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return -1;
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}
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