Mercurial > illumos > onarm
diff usr/src/cmd/dtrace/test/tst/common/proc/tst.signal.ksh @ 0:c9caec207d52 b86
Initial porting based on b86
author | Koji Uno <koji.uno@sun.com> |
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date | Tue, 02 Jun 2009 18:56:50 +0900 |
parents | |
children | 1a15d5aaf794 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/usr/src/cmd/dtrace/test/tst/common/proc/tst.signal.ksh Tue Jun 02 18:56:50 2009 +0900 @@ -0,0 +1,84 @@ +# +# CDDL HEADER START +# +# The contents of this file are subject to the terms of the +# Common Development and Distribution License (the "License"). +# You may not use this file except in compliance with the License. +# +# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE +# or http://www.opensolaris.org/os/licensing. +# See the License for the specific language governing permissions +# and limitations under the License. +# +# When distributing Covered Code, include this CDDL HEADER in each +# file and include the License file at usr/src/OPENSOLARIS.LICENSE. +# If applicable, add the following below this CDDL HEADER, with the +# fields enclosed by brackets "[]" replaced with your own identifying +# information: Portions Copyright [yyyy] [name of copyright owner] +# +# CDDL HEADER END +# + +# +# Copyright 2007 Sun Microsystems, Inc. All rights reserved. +# Use is subject to license terms. +# +# ident "@(#)tst.signal.ksh 1.3 07/08/13 SMI" + +# +# This script tests that the proc:::signal-send and proc:::signal-handle +# probes fire correctly and with the correct arguments. +# +# If this fails, the script will run indefinitely; it relies on the harness +# to time it out. +# +script() +{ + $dtrace -s /dev/stdin <<EOF + proc:::signal-send + /execname == "kill" && curpsinfo->pr_ppid == $child && + args[1]->pr_psargs == "$longsleep" && args[2] == SIGUSR1/ + { + /* + * This is guaranteed to not race with signal-handle. + */ + target = args[1]->pr_pid; + } + + proc:::signal-handle + /target == pid && args[0] == SIGUSR1/ + { + exit(0); + } +EOF +} + +sleeper() +{ + while true; do + $longsleep & + sleep 1 + /usr/bin/kill -USR1 $! + done +} + +if [ $# != 1 ]; then + echo expected one argument: '<'dtrace-path'>' + exit 2 +fi + +dtrace=$1 +longsleep="/usr/bin/sleep 10000" + +sleeper & +child=$! + +script +status=$? + +pstop $child +pkill -P $child +kill $child +prun $child + +exit $status