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 "%Z%%M% %I% %E% 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# 35script() 36{ 37 $dtrace -s /dev/stdin <<EOF 38 proc:::signal-send 39 /execname == "kill" && curpsinfo->pr_ppid == $child && 40 xlate<psinfo_t *>(args[1])->pr_psargs == "$longsleep" && 41 args[2] == SIGUSR1/ 42 { 43 /* 44 * This is guaranteed to not race with signal-handle. 45 */ 46 target = args[1]->p_pid; 47 } 48 49 proc:::signal-handle 50 /target == pid && args[0] == SIGUSR1/ 51 { 52 exit(0); 53 } 54EOF 55} 56 57sleeper() 58{ 59 while true; do 60 $longsleep & 61 sleep 1 62 kill -USR1 $! 63 done 64} 65 66if [ $# != 1 ]; then 67 echo expected one argument: '<'dtrace-path'>' 68 exit 2 69fi 70 71dtrace=$1 72longsleep="/bin/sleep 10000" 73 74sleeper & 75child=$! 76 77script 78status=$? 79 80kill -STOP $child 81pkill -P $child 82kill $child 83kill -CONT $child 84 85exit $status 86