From 28f540f45bbacd939bfd07f213bcad2bf730b1bf Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sat, 18 Feb 1995 01:27:10 +0000 Subject: initial import --- sysdeps/mach/hurd/setrlimit.c | 58 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 sysdeps/mach/hurd/setrlimit.c (limited to 'sysdeps/mach/hurd/setrlimit.c') diff --git a/sysdeps/mach/hurd/setrlimit.c b/sysdeps/mach/hurd/setrlimit.c new file mode 100644 index 0000000000..6d60d6dd57 --- /dev/null +++ b/sysdeps/mach/hurd/setrlimit.c @@ -0,0 +1,58 @@ +/* Copyright (C) 1991, 1992, 1993, 1994 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 Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include +#include +#include +#include +#include + + +/* 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 +DEFUN(setrlimit, (resource, rlimits), + enum __rlimit_resource resource AND struct rlimit *rlimits) +{ + struct rlimit lim; + + if (rlimits == NULL || (unsigned int) resource >= RLIMIT_NLIMITS) + { + errno = EINVAL; + return -1; + } + + lim = *rlimits; + + if (lim.rlim_max != RLIM_INFINITY) + { + /* We have no enforceable resource limits. */ + errno = ENOSYS; + return -1; + } + + if (lim.rlim_cur > lim.rlim_max) + lim.rlim_cur = lim.rlim_max; + + __mutex_lock (&_hurd_rlimit_lock); + _hurd_rlimits[resource] = lim; + __mutex_unlock (&_hurd_rlimit_lock); + + return 0; +} -- cgit 1.4.1