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#!/bin/sh
# Exercise an abort-inducing flaw in inotify-enabled tail -F.
# Like inotify-hash-abuse, but without a hard-coded "9".
# Copyright (C) 2009 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
if test "$VERBOSE" = yes; then
set -x
tail --version
fi
. $srcdir/test-lib.sh
touch f || framework_failure
debug='---disable-inotify -s .001'
debug=
timeout 10 tail $debug -F f & pid=$!
for i in $(seq 200); do
kill -0 $pid || break;
mv f g
touch f
done
# Fixed tail will not have aborted. Kill it.
kill -HUP $pid
wait $pid
st=$?
case $st in
129) ;;
*) echo tail died via unexpected signal: $st; fail=1;;
esac
Exit $fail
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