xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/vars/tst.nullassign.d (revision 4283d10e18fc3904736c7c067fb29de9bb67d25d)
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 D option quiet
28 
29 BEGIN
30 {
31 	die = "Die";
32 	tap = ", SystemTap, ";
33 	the = "The";
34 }
35 
36 BEGIN
37 {
38 	phrase = strjoin(die, tap);
39 	phrase = strjoin(phrase, die);
40 	expected = "Die, SystemTap, Die";
41 }
42 
43 BEGIN
44 /phrase != expected/
45 {
46 	printf("global: expected '%s', found '%s'\n", expected, phrase);
47 	exit(1);
48 }
49 
50 BEGIN
51 {
52 	this->phrase = strjoin(the, tap);
53 }
54 
55 BEGIN
56 {
57 	this->phrase = strjoin(this->phrase, the);
58 	expected = "The, SystemTap, The";
59 }
60 
61 BEGIN
62 /this->phrase != expected/
63 {
64 	printf("clause-local: expected '%s', found '%s'\n",
65 	    expected, this->phrase);
66 	exit(2);
67 }
68 
69 BEGIN
70 {
71 	phrase = NULL;
72 	this->phrase = NULL;
73 }
74 
75 BEGIN
76 /phrase != NULL/
77 {
78 	printf("expected global to be NULL\n");
79 	exit(3);
80 }
81 
82 BEGIN
83 /this->phrase != NULL/
84 {
85 	printf("expected clause-local to be NULL\n");
86 	exit(4);
87 }
88 
89 BEGIN
90 {
91 	exit(0);
92 }
93