blob: 8f9e197f9458b8edd2d43edc8a348ec57aadb889 (
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
|
#!/bin/sh
# Exercise du's new ability to handle bind-mount-induced dir cycles.
# Copyright (C) 2012 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/>.
. "${srcdir=.}/init.sh"; path_prepend_ ../src
print_ver_ rm
require_root_
cleanup_()
{
# When you take the undesirable shortcut of making /etc/mtab a link
# to /proc/mounts, unmounting "$other_partition_tmpdir" would fail.
# So, here we unmount a/b instead.
umount a/b
}
mkdir -p a/b || framework_failure_
mount --bind a a/b \
|| skip_ "This test requires mount with a working --bind option."
echo a > exp || framework_failure_
echo "du: mount point 'a/b' already traversed" > exp-err || framework_failure_
du a > out 2> err && fail=1
sed 's/^[0-9][0-9]* //' out > k && mv k out
compare exp-err err || fail=1
compare exp out || fail=1
Exit $fail
|
