tst.null.d revision 2633:71bab08d24b2 
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 (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2006 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/*
30 * ASSERTION:
31 * 	trace with NULL argument - generate a bunch of errors
32 *
33 * SECTION: Options and Tunables/bufsize;
34 * 	Options and Tunables/bufpolicy
35 */
36
37/*
38 * We set our buffer size absurdly low to prevent a flood of errors that we
39 * don't care about.
40 */
41
42#pragma D option bufsize=16
43#pragma D option bufpolicy=ring
44
45fbt:::
46{
47	on = (timestamp / 1000000000) & 1;
48}
49
50fbt:::
51/on/
52{
53	n++;
54	trace(*(int *)NULL);
55}
56
57dtrace:::ERROR
58{
59	err++;
60}
61
62tick-1sec
63/sec++ == 10/
64{
65	exit(2);
66}
67
68END
69/n == 0 || err == 0/
70{
71	exit(1);
72}
73
74END
75/n != 0 && err != 0/
76{
77	exit(0);
78}
79