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#ident "%Z%%M% %I% %E% SMI" 27 28script() 29{ 30 $dtrace -wq -o $tmpfile -s /dev/stdin $tmpfile <<EOF 31 BEGIN 32 { 33 i = 0; 34 } 35 36 tick-10ms 37 { 38 freopen("%s.%d", \$\$1, i); 39 printf("%d\n", i) 40 } 41 42 tick-10ms 43 /++i == $iter/ 44 { 45 freopen(""); 46 printf("%d\n", i); 47 exit(0); 48 } 49EOF 50} 51 52cleanup() 53{ 54 let i=0 55 56 if [ -f $tmpfile ]; then 57 rm $tmpfile 58 fi 59 60 while [ "$i" -lt "$iter" ]; do 61 if [ -f $tmpfile.$i ]; then 62 rm $tmpfile.$i 63 fi 64 let i=i+1 65 done 66} 67 68dtrace=/usr/sbin/dtrace 69tmpfile=/tmp/tst.freopen.$$ 70iter=20 71 72script 73status=$? 74 75let i=0 76 77if [ -f $tmpfile.$iter ]; then 78 echo "$0: did not expect to find file: $tmpfile.$iter" 79 cleanup 80 exit 100 81fi 82 83mv $tmpfile $tmpfile.$iter 84let iter=iter+1 85 86while [ "$i" -lt "$iter" ]; do 87 if [ ! -f $tmpfile.$i ]; then 88 echo "$0: did not find expected file: $tmpfile.$i" 89 cleanup 90 exit 101 91 fi 92 93 j=`cat $tmpfile.$i` 94 95 if [ "$i" -ne "$j" ]; then 96 echo "$0: unexpected contents in $tmpfile.$i: " \ 97 "expected $i, found $j" 98 cleanup 99 exit 102 100 fi 101 102 rm $tmpfile.$i 103 let i=i+1 104done 105 106exit $status 107