1  /* Linux setrlimit64 implementation (64 bits off_t).
       2     Copyright (C) 2010-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #include <errno.h>
      20  #include <sys/types.h>
      21  #include <sysdep.h>
      22  #include <shlib-compat.h>
      23  
      24  /* Add this redirection so the strong_alias for __RLIM_T_MATCHES_RLIM64_T
      25     linking setrlimit64 to {__}setrlimit does not throw a type error.  */
      26  #undef setrlimit
      27  #undef __setrlimit
      28  #define setrlimit setrlimit_redirect
      29  #define __setrlimit __setrlimit_redirect
      30  #include <sys/resource.h>
      31  #undef setrlimit
      32  #undef __setrlimit
      33  
      34  /* Set the soft and hard limits for RESOURCE to *RLIMITS.
      35     Only the super-user can increase hard limits.
      36     Return 0 if successful, -1 if not (and sets errno).  */
      37  int
      38  __setrlimit64 (enum __rlimit_resource resource, const struct rlimit64 *rlimits)
      39  {
      40    return INLINE_SYSCALL_CALL (prlimit64, 0, resource, rlimits, NULL);
      41  }
      42  /* Alpha defines a versioned setrlimit{64}.  */
      43  #ifndef USE_VERSIONED_RLIMIT
      44  weak_alias (__setrlimit64, setrlimit64)
      45  #endif
      46  
      47  #if __RLIM_T_MATCHES_RLIM64_T
      48  strong_alias (__setrlimit64, __setrlimit)
      49  # ifndef USE_VERSIONED_RLIMIT
      50  weak_alias (__setrlimit64, setrlimit)
      51  # endif
      52  # ifdef SHARED
      53  __hidden_ver1 (__setrlimit64, __GI___setrlimit, __setrlimit64);
      54  # endif
      55  #endif