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comparison usr/src/cmd/dtrace/test/tst/common/proc/tst.signal.ksh @ 0:c9caec207d52 b86

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Initial porting based on b86
author Koji Uno <koji.uno@sun.com>
date Tue, 02 Jun 2009 18:56:50 +0900
parents
children 1a15d5aaf794
comparison
equal deleted inserted replaced
-1:000000000000 0:c9caec207d52
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 2007 Sun Microsystems, Inc. All rights reserved.
24 # Use is subject to license terms.
25 #
26 # ident "@(#)tst.signal.ksh 1.3 07/08/13 SMI"
27
28 #
29 # This script tests that the proc:::signal-send and proc:::signal-handle
30 # probes fire correctly and with the correct arguments.
31 #
32 # If this fails, the script will run indefinitely; it relies on the harness
33 # to time it out.
34 #
35 script()
36 {
37 $dtrace -s /dev/stdin <<EOF
38 proc:::signal-send
39 /execname == "kill" && curpsinfo->pr_ppid == $child &&
40 args[1]->pr_psargs == "$longsleep" && args[2] == SIGUSR1/
41 {
42 /*
43 * This is guaranteed to not race with signal-handle.
44 */
45 target = args[1]->pr_pid;
46 }
47
48 proc:::signal-handle
49 /target == pid && args[0] == SIGUSR1/
50 {
51 exit(0);
52 }
53 EOF
54 }
55
56 sleeper()
57 {
58 while true; do
59 $longsleep &
60 sleep 1
61 /usr/bin/kill -USR1 $!
62 done
63 }
64
65 if [ $# != 1 ]; then
66 echo expected one argument: '<'dtrace-path'>'
67 exit 2
68 fi
69
70 dtrace=$1
71 longsleep="/usr/bin/sleep 10000"
72
73 sleeper &
74 child=$!
75
76 script
77 status=$?
78
79 pstop $child
80 pkill -P $child
81 kill $child
82 prun $child
83
84 exit $status