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[thirdparty/glibc.git] / sysdeps / unix / sysv / linux / setrlimit64.c

/* Linux setrlimit64 implementation (64 bits off_t).
   Copyright (C) 2010-2019 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
   <https://www.gnu.org/licenses/>.  */

#include <errno.h>
#include <sys/types.h>
#include <shlib-compat.h>

/* Add this redirection so the strong_alias for __RLIM_T_MATCHES_RLIM64_T
   linking setrlimit64 to {__}setrlimit does not throw a type error.  */
#undef setrlimit
#undef __setrlimit
#define setrlimit setrlimit_redirect
#define __setrlimit __setrlimit_redirect
#include <sys/resource.h>
#undef setrlimit
#undef __setrlimit

/* 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
__setrlimit64 (enum __rlimit_resource resource, const struct rlimit64 *rlimits)
{
  return INLINE_SYSCALL_CALL (prlimit64, 0, resource, rlimits, NULL);
}
/* Alpha defines a versioned setrlimit{64}.  */
#ifndef USE_VERSIONED_RLIMIT
weak_alias (__setrlimit64, setrlimit64)
#endif

#if __RLIM_T_MATCHES_RLIM64_T
strong_alias (__setrlimit64, __setrlimit)
# ifndef USE_VERSIONED_RLIMIT
weak_alias (__setrlimit64, setrlimit)
# endif
# ifdef SHARED
__hidden_ver1 (__setrlimit64, __GI___setrlimit, __setrlimit64);
# endif
#endif