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Diffstat (limited to 'sysdeps/mach/hurd/setrlimit.c')
-rw-r--r--sysdeps/mach/hurd/setrlimit.c58
1 files changed, 58 insertions, 0 deletions
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 <ansidecl.h>
+#include <hurd.h>
+#include <hurd/resource.h>
+#include <errno.h>
+#include <hurd/fd.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
+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;
+}