xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/cpc/err.cputrackfailtostart.ksh (revision a61ed2ce7a86a4d6428f2a83eb4739fae945447e)
1#!/bin/ksh
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 2009 Sun Microsystems, Inc.  All rights reserved.
25# Use is subject to license terms.
26
27#
28# This script ensures that cputrack(1M) will fail to start when the cpc
29# provider has active enablings.
30#
31# The script will fail if:
32#	1) The system under test does not define the 'PAPI_tot_ins' event.
33#
34
35script()
36{
37        $dtrace -o $dtraceout -s /dev/stdin <<EOF
38        #pragma D option bufsize=128k
39
40        cpc:::PAPI_tot_ins-all-10000
41        {
42                @[probename] = count();
43        }
44EOF
45}
46
47
48if [ $# != 1 ]; then
49        echo expected one argument: '<'dtrace-path'>'
50        exit 2
51fi
52
53dtrace=$1
54dtraceout=/tmp/dtrace.out.$$
55script 2>/dev/null &
56timeout=15
57
58#
59# Sleep while the above script fires into life. To guard against dtrace dying
60# and us sleeping forever we allow 15 secs for this to happen. This should be
61# enough for even the slowest systems.
62#
63while [ ! -f $dtraceout ]; do
64        sleep 1
65        timeout=$(($timeout-1))
66        if [ $timeout -eq 0 ]; then
67                echo "dtrace failed to start. Exiting."
68                exit 1
69        fi
70done
71
72cputrack -c PAPI_tot_ins sleep 10
73status=$?
74
75rm $dtraceout
76
77exit $status
78