| /* Copyright (C) 1991-2018 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/>. */ |
| |
| /* This is generic in the sense that it will work with the BSD, SYSV, |
| or stub versions of getrlimit. Separate versions could be written |
| for efficiency, but it's probably not worth it. */ |
| |
| #include <sys/vlimit.h> |
| #include <sys/resource.h> |
| #include <errno.h> |
| |
| /* Set the soft limit for RESOURCE to be VALUE. |
| Returns 0 for success, -1 for failure. */ |
| int |
| vlimit (enum __vlimit_resource resource, int value) |
| { |
| if (resource >= LIM_CPU && resource <= LIM_MAXRSS) |
| { |
| /* The rlimit codes happen to each be one less |
| than the corresponding vlimit codes. */ |
| enum __rlimit_resource rlimit_res = |
| (enum __rlimit_resource) ((int) resource - 1); |
| struct rlimit lims; |
| |
| if (__getrlimit (rlimit_res, &lims) < 0) |
| return -1; |
| |
| lims.rlim_cur = value; |
| return __setrlimit (rlimit_res, &lims); |
| } |
| |
| __set_errno (EINVAL); |
| return -1; |
| } |