xref: /illumos-gate/usr/src/cmd/dtrace/demo/proc/whoexec.d (revision 8b80e8cb6855118d46f605e91b5ed4ce83417395)
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 2005 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma D option quiet
28 
29 proc:::exec
30 {
31         self->parent = execname;
32 }
33 
34 proc:::exec-success
35 /self->parent != NULL/
36 {
37 	@[self->parent, execname] = count();
38 	self->parent = NULL;
39 }
40 
41 proc:::exec-failure
42 /self->parent != NULL/
43 {
44 	self->parent = NULL;
45 }
46 
47 END
48 {
49 	printf("%-20s %-20s %s\n", "WHO", "WHAT", "COUNT");
50 	printa("%-20s %-20s %@d\n", @);
51 }
52