summaryrefslogtreecommitdiff
path: root/tests/tail-2/pipe-f.sh
blob: eaa928fbf784caf4096f59e2a86a196042927a27 (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
#!/bin/sh
# ensure that :|tail -f doesn't hang, per POSIX

# Copyright (C) 2009-2014 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/>.

. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ tail

echo foo | timeout 10 tail -f -c3 > out || fail=1
echo oo > exp || fail=1

compare exp out || fail=1

Exit $fail