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43 lines
1.4 KiB
C
43 lines
1.4 KiB
C
/* Copyright (C) 1994,96,97,2000,02 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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int
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setpriority (which, who, prio)
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enum __priority_which which;
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id_t who;
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int prio;
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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_RENICE_PROC, who, prio);
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case PRIO_PGRP:
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return __sysmp (MP_SCHED, MPTS_RENICE_PGRP, who, prio);
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case PRIO_USER:
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return __sysmp (MP_SCHED, MPTS_RENICE_USER, who, prio);
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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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libc_hidden_def (setpriority)
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