1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright 1987 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29#include <sys/time.h>
30#include <sys/resource.h>
31#include <errno.h>
32
33long
34ulimit(int cmd, long newlimit)
35{
36	struct rlimit rlimit;
37
38	switch (cmd) {
39
40	case 1:
41		if (getrlimit(RLIMIT_FSIZE, &rlimit) < 0)
42			return(-1);
43		return (rlimit.rlim_cur / 512);
44
45	case 2:
46		rlimit.rlim_cur = rlimit.rlim_max = newlimit * 512;
47		return (setrlimit(RLIMIT_FSIZE, &rlimit));
48
49	case 3:
50		if (getrlimit(RLIMIT_DATA, &rlimit) < 0)
51			return(-1);
52		return (rlimit.rlim_cur);
53
54	case 4:
55		return (getdtablesize());
56
57	default:
58		errno = EINVAL;
59		return (-1);
60	}
61}
62