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/* setrlimit function for systems with ulimit system call (SYSV). Copyright (C) 1991, 1992, 1996, 1997, 1998 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, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ /* This only implements those functions which are available via ulimit. */ #include <sys/resource.h> #include <stddef.h> #include <errno.h> /* 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 setrlimit (resource, rlimits) enum __rlimit_resource resource; const struct rlimit *rlimits; { if (rlimits == NULL) { __set_errno (EINVAL); return -1; } switch (resource) { case RLIMIT_FSIZE: return __ulimit (2, rlimits->rlim_cur); case RLIMIT_DATA: case RLIMIT_CPU: case RLIMIT_STACK: case RLIMIT_CORE: case RLIMIT_RSS: __set_errno (ENOSYS); return -1; default: __set_errno (EINVAL); return -1; } }
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