diff options
Diffstat (limited to 'cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/proc/tst.signal.ksh')
-rw-r--r-- | cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/proc/tst.signal.ksh | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/proc/tst.signal.ksh b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/proc/tst.signal.ksh new file mode 100644 index 0000000..cd3c791 --- /dev/null +++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/proc/tst.signal.ksh @@ -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 "%Z%%M% %I% %E% 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 |