minix/lib/libc/gen/posix_spawn_sched.c

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/*-
* Copyright (c) 2008 Ed Schouten <ed@FreeBSD.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: posix_spawn_sched.c,v 1.1 2012/02/11 23:31:24 martin Exp $");
#include "namespace.h"
#include <errno.h>
#include <fcntl.h>
#include <sched.h>
#include <signal.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <spawn.h>
/*
* Spawn attributes
*/
int
posix_spawnattr_init(posix_spawnattr_t *ret)
{
if (ret == NULL)
return -1;
memset(ret, 0, sizeof(posix_spawnattr_t));
return (0);
}
int
posix_spawnattr_destroy(posix_spawnattr_t *sa)
{
if (sa == NULL)
return -1;
return (0);
}
int
posix_spawnattr_getflags(const posix_spawnattr_t * __restrict sa,
short * __restrict flags)
{
*flags = sa->sa_flags;
return (0);
}
int
posix_spawnattr_getpgroup(const posix_spawnattr_t * __restrict sa,
pid_t * __restrict pgroup)
{
*pgroup = sa->sa_pgroup;
return (0);
}
int
posix_spawnattr_getschedparam(const posix_spawnattr_t * __restrict sa,
struct sched_param * __restrict schedparam)
{
*schedparam = sa->sa_schedparam;
return (0);
}
int
posix_spawnattr_getschedpolicy(const posix_spawnattr_t * __restrict sa,
int * __restrict schedpolicy)
{
*schedpolicy = sa->sa_schedpolicy;
return (0);
}
int
posix_spawnattr_getsigdefault(const posix_spawnattr_t * __restrict sa,
sigset_t * __restrict sigdefault)
{
*sigdefault = sa->sa_sigdefault;
return (0);
}
int
posix_spawnattr_getsigmask(const posix_spawnattr_t * __restrict sa,
sigset_t * __restrict sigmask)
{
*sigmask = sa->sa_sigmask;
return (0);
}
int
posix_spawnattr_setflags(posix_spawnattr_t *sa, short flags)
{
sa->sa_flags = flags;
return (0);
}
int
posix_spawnattr_setpgroup(posix_spawnattr_t *sa, pid_t pgroup)
{
sa->sa_pgroup = pgroup;
return (0);
}
int
posix_spawnattr_setschedparam(posix_spawnattr_t * __restrict sa,
const struct sched_param * __restrict schedparam)
{
sa->sa_schedparam = *schedparam;
return (0);
}
int
posix_spawnattr_setschedpolicy(posix_spawnattr_t *sa, int schedpolicy)
{
sa->sa_schedpolicy = schedpolicy;
return (0);
}
int
posix_spawnattr_setsigdefault(posix_spawnattr_t * __restrict sa,
const sigset_t * __restrict sigdefault)
{
sa->sa_sigdefault = *sigdefault;
return (0);
}
int
posix_spawnattr_setsigmask(posix_spawnattr_t * __restrict sa,
const sigset_t * __restrict sigmask)
{
sa->sa_sigmask = *sigmask;
return (0);
}