glibc/sysdeps/unix/sysv/setrlimit.c
Ulrich Drepper a3a4a74e6a Update.
1998-06-12 23:34  Ulrich Drepper  <drepper@cygnus.com>

	* manual/arith.texi: Fix problem with @math and texinfo.tex.

	* manual/filesys.texi: Document LFS functions.
	* manual/llio.texi: Likewise.
	* manual/stdio.texi: Likewise.
	* manual/time.texi: Likewise.

	* manual/llio.texi: Document AIO functions.

	* resource/sys/resource.h: Mark second argument of setrlimit as const.
	* sysdeps/generic/setrlimit.c: Likewise.
	* sysdeps/generic/setrlimit64.c: Likewise.
	* sysdeps/mach/hurd/setrlimit.c: Likewise.
	* sysdeps/unix/sysv/setrlimit.c: Likewise.
1998-06-13 00:49:55 +00:00

58 lines
1.7 KiB
C

/* setrlimit function for systems with ulimit system call (SYSV).
Copyright (C) 1991, 1992, 1996, 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* This only implements those functions which are available via ulimit. */
#include <sys/resource.h>
#include <stddef.h>
#include <errno.h>
/* Set the soft and hard limits for RESOURCE to *RLIMITS.
Only the super-user can increase hard limits.
Return 0 if successful, -1 if not (and sets errno). */
int
setrlimit (resource, rlimits)
enum __rlimit_resource resource;
const struct rlimit *rlimits;
{
if (rlimits == NULL)
{
__set_errno (EINVAL);
return -1;
}
switch (resource)
{
case RLIMIT_FSIZE:
return __ulimit (2, rlimits->rlim_cur);
case RLIMIT_DATA:
case RLIMIT_CPU:
case RLIMIT_STACK:
case RLIMIT_CORE:
case RLIMIT_RSS:
__set_errno (ENOSYS);
return -1;
default:
__set_errno (EINVAL);
return -1;
}
}