46 lines
1.3 KiB
Bash
Executable file
46 lines
1.3 KiB
Bash
Executable file
#!/bin/sh
|
|
# Exercise an abort-inducing flaw in inotify-enabled tail -F.
|
|
# Like inotify-hash-abuse, but without a hard-coded "9".
|
|
|
|
# Copyright (C) 2009-2025 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 <https://www.gnu.org/licenses/>.
|
|
|
|
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
|
|
print_ver_ tail
|
|
|
|
# Terminate any background tail process
|
|
cleanup_() { kill $pid 2>/dev/null && wait $pid; }
|
|
|
|
# Speedup the non inotify case
|
|
fastpoll='-s.1 --max-unchanged-stats=1'
|
|
|
|
for mode in '' '---disable-inotify'; do
|
|
touch f || framework_failure_
|
|
|
|
tail $mode $fastpoll -F f & pid=$!
|
|
|
|
for i in $(seq 200); do
|
|
kill -0 $pid || break;
|
|
touch g
|
|
mv g f
|
|
done
|
|
|
|
# Ensure tail hasn't aborted
|
|
kill -0 $pid || fail=1
|
|
|
|
cleanup_
|
|
done
|
|
|
|
Exit $fail
|