xref: /illumos-gate/usr/src/cmd/dtrace/demo/fbt/xioctl.d (revision 7c478bd9)
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 /*
28  * To make the output more readable, we want to indent every function entry
29  * (and unindent every function return).  This is done by setting the
30  * "flowindent" option.
31  */
32 #pragma D option flowindent
33 
34 syscall::ioctl:entry
35 /execname == "xclock" && guard++ == 0/
36 {
37 	self->traceme = 1;
38 	printf("fd: %d", arg0);
39 }
40 
41 fbt:::
42 /self->traceme/
43 {}
44 
45 syscall::ioctl:return
46 /self->traceme/
47 {
48 	self->traceme = 0;
49 	exit(0);
50 }
51