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glibc  2.9
getrlimit64.c
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00001 /* Copyright (C) 1991, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003 
00004    The GNU C Library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Lesser General Public
00006    License as published by the Free Software Foundation; either
00007    version 2.1 of the License, or (at your option) any later version.
00008 
00009    The GNU C Library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Lesser General Public License for more details.
00013 
00014    You should have received a copy of the GNU Lesser General Public
00015    License along with the GNU C Library; if not, write to the Free
00016    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00017    02111-1307 USA.  */
00018 
00019 #include <errno.h>
00020 #include <sys/resource.h>
00021 #include <sys/types.h>
00022 
00023 /* Put the soft and hard limits for RESOURCE in *RLIMITS.
00024    Returns 0 if successful, -1 if not (and sets errno).  */
00025 int
00026 getrlimit64 (enum __rlimit_resource resource, struct rlimit64 *rlimits)
00027 {
00028   struct rlimit rlimits32;
00029 
00030   if (__getrlimit (resource, &rlimits32) < 0)
00031     return -1;
00032 
00033   if (rlimits32.rlim_cur == RLIM_INFINITY)
00034     rlimits->rlim_cur = RLIM64_INFINITY;
00035   else
00036     rlimits->rlim_cur = rlimits32.rlim_cur;
00037   if (rlimits32.rlim_max == RLIM_INFINITY)
00038     rlimits->rlim_max = RLIM64_INFINITY;
00039   else
00040     rlimits->rlim_max = rlimits32.rlim_max;
00041 
00042   return 0;
00043 }