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-rw-r--r--resource/vlimit.c51
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diff --git a/resource/vlimit.c b/resource/vlimit.c
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+/* Copyright (C) 1991, 1996, 1997, 1998, 2000 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 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 (resource, value)
+ 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;
+}