xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/funcs/tst.bcopy.d (revision 2a8d6eba033e4713ab12b61178f0513f1f075482)
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  *	bcopy should copy from one memory location to another
32  *
33  * SECTION: Actions and Subroutines/alloca();
34  * 	Actions and Subroutines/bcopy()
35  *
36  */
37 
38 #pragma D option quiet
39 
40 
41 BEGIN
42 {
43 	ptr = alloca(sizeof (int));
44 	bcopy((void *)&`kmem_flags, ptr, sizeof (int));
45 	intp = (int *)ptr;
46 	ret = (`kmem_flags == *intp) ? 0 : 1;
47 }
48 
49 tick-1
50 /ret == 0/
51 {
52 	exit(0);
53 }
54 
55 tick-1
56 /ret == 1/
57 {
58 	printf("memory address contained 0x%x, expected 0x%x\n",
59 		*intp, `kmem_flags);
60 	exit(1);
61 }
62