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#
# 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 2006 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
#
#ident "%Z%%M% %I% %E% SMI"
script()
{
$dtrace -wq -o $tmpfile -s /dev/stdin $tmpfile <<EOF
BEGIN
{
i = 0;
}
tick-10ms
{
freopen("%s.%d", \$\$1, i);
printf("%d\n", i)
}
tick-10ms
/++i == $iter/
{
freopen("");
printf("%d\n", i);
exit(0);
}
EOF
}
cleanup()
{
let i=0
if [ -f $tmpfile ]; then
rm $tmpfile
fi
while [ "$i" -lt "$iter" ]; do
if [ -f $tmpfile.$i ]; then
rm $tmpfile.$i
fi
let i=i+1
done
}
if [ $# != 1 ]; then
echo expected one argument: '<'dtrace-path'>'
exit 2
fi
dtrace=$1
tmpfile=/tmp/tst.freopen.$$
iter=20
script
status=$?
let i=0
if [ -f $tmpfile.$iter ]; then
echo "$0: did not expect to find file: $tmpfile.$iter"
cleanup
exit 100
fi
mv $tmpfile $tmpfile.$iter
let iter=iter+1
while [ "$i" -lt "$iter" ]; do
if [ ! -f $tmpfile.$i ]; then
echo "$0: did not find expected file: $tmpfile.$i"
cleanup
exit 101
fi
j=`cat $tmpfile.$i`
if [ "$i" -ne "$j" ]; then
echo "$0: unexpected contents in $tmpfile.$i: " \
"expected $i, found $j"
cleanup
exit 102
fi
rm $tmpfile.$i
let i=i+1
done
exit $status
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