blob: 90f16843044cf35c31eae15f7e510b044d9c4516 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
#!/bin/sh
# Test the --pid option of tail.
# Copyright (C) 2003, 2006-2009 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
getlimits_
touch here || framework_failure
fail=0
for inotify in ---disable-inotify ''; do
# Use tail itself to create a background process to monitor.
tail -f $inotify here &
bg_pid=$!
# Ensure that tail --pid=PID does not exit when PID is alive.
timeout 1 tail -s.1 -f $inotify here --pid=$bg_pid
test $? = 124 || fail=1
# Cleanup background process
kill $bg_pid
# Ensure that tail --pid=PID exits successfully when PID is dead.
# Use an unlikely-to-be-live PID
timeout 3 tail -s.1 --pid=$PID_T_MAX -f $inotify /dev/null
ret=$?
test $ret = 124 && skip_test_ "pid $PID_T_MAX present"
test $ret = 0 || fail=1
# Ensure fractional sleep parameter is honored with --pid
timeout 3 tail -s.1 -f $inotify /dev/null --pid=$PID_T_MAX
test $? = 124 && fail=1
done
Exit $fail
|