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/* Copyright (C) 2010-2015 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <sys/resource.h>
#include <sys/types.h>
#include <sysdep.h>
#include <kernel-features.h>
/* Put the soft and hard limits for RESOURCE in *RLIMITS.
Returns 0 if successful, -1 if not (and sets errno). */
int
__getrlimit64 (enum __rlimit_resource resource, struct rlimit64 *rlimits)
{
#ifdef __ASSUME_PRLIMIT64
return INLINE_SYSCALL_RETURN (prlimit64, 4, int, 0, resource,
NULL, rlimits);
#else
# ifdef __NR_prlimit64
INTERNAL_SYSCALL_DECL (err);
int res = INTERNAL_SYSCALL (prlimit64, err, 4, 0, resource, NULL,
rlimits);
if (!__glibc_unlikely (INTERNAL_SYSCALL_ERROR_P (res, err))
|| INTERNAL_SYSCALL_ERRNO (res, err) != ENOSYS)
return res;
# endif
struct rlimit rlimits32;
if (__getrlimit (resource, &rlimits32) < 0)
return -1;
if (rlimits32.rlim_cur == RLIM_INFINITY)
rlimits->rlim_cur = RLIM64_INFINITY;
else
rlimits->rlim_cur = rlimits32.rlim_cur;
if (rlimits32.rlim_max == RLIM_INFINITY)
rlimits->rlim_max = RLIM64_INFINITY;
else
rlimits->rlim_max = rlimits32.rlim_max;
return 0;
#endif
}
libc_hidden_def (__getrlimit64)
#ifndef getrlimit64
weak_alias (__getrlimit64, getrlimit64)
libc_hidden_weak (getrlimit64)
#endif
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