1#!/bin/ksh -p
2#
3# CDDL HEADER START
4#
5# The contents of this file are subject to the terms of the
6# Common Development and Distribution License (the "License").
7# You may not use this file except in compliance 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#
24# Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
25# Use is subject to license terms.
26#
27
28#
29# Copyright (c) 2012 by Delphix. All rights reserved.
30#
31
32if [ $# != 1 ]; then
33	echo expected one argument: '<'dtrace-path'>'
34	exit 2
35fi
36
37dtrace=$1
38
39$dtrace -wZq -x switchrate=100ms -s /dev/stdin <<EOF
40pid*:date::
41{
42	printf("%s:%s\n", probefunc, probename);
43}
44
45tick-1s
46/i++ > 5/
47{
48	exit(0);
49}
50
51tick-1s
52/(i % 2) == 0/
53{
54	system("dtrace -c date -n 'pid\$target::main:entry' >/dev/null");
55}
56
57tick-1s
58/(i % 2) == 1/
59{
60	system("dtrace -c date -n 'pid\$target::main:return' >/dev/null");
61}
62EOF
63
64exit $status
65