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 2006 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26#pragma ident "@(#)tst.signal.ksh 1.1 06/08/28 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{ 37if [ -f /usr/lib/dtrace/darwin.d ]; then 38 $dtrace -s /dev/stdin <<EOF 39 proc:::signal-send 40 /execname == "kill" && curpsinfo->pr_ppid == $child && 41 args[1]->pr_psargs == "sleep" && args[2] == SIGUSR1/ 42 { 43 /* 44 * This is guaranteed to not race with signal-handle. 45 */ 46 target = args[1]->pr_pid; 47 } 48 49 proc:::signal-handle 50 /target == pid && args[0] == SIGUSR1/ 51 { 52 exit(0); 53 } 54EOF 55else 56 $dtrace -s /dev/stdin <<EOF 57 proc:::signal-send 58 /execname == "kill" && curpsinfo->pr_ppid == $child && 59 args[1]->pr_psargs == "$longsleep" && args[2] == SIGUSR1/ 60 { 61 /* 62 * This is guaranteed to not race with signal-handle. 63 */ 64 target = args[1]->pr_pid; 65 } 66 67 proc:::signal-handle 68 /target == pid && args[0] == SIGUSR1/ 69 { 70 exit(0); 71 } 72EOF 73fi 74} 75 76sleeper() 77{ 78 while true; do 79 if [ -f /usr/lib/dtrace/darwin.d ]; then 80 $longsleep & 81 sleep 1 82 /bin/kill -USR1 $! 83 else 84 $longsleep & 85 sleep 1 86 /usr/bin/kill -USR1 $! 87 fi 88 done 89} 90 91dtrace=/usr/sbin/dtrace 92if [ -f /usr/lib/dtrace/darwin.d ]; then 93 longsleep="/bin/sleep 10000" 94else 95 longsleep="/usr/bin/sleep 10000" 96fi 97 98sleeper & 99child=$! 100 101script 102status=$? 103 104pstop $child 105pkill -P $child 106kill $child 107prun $child 108 109exit $status 110