1#!/bin/sh
2# Test for bugs in du's --one-file-system (-x) option.
3
4# Copyright (C) 2006-2023 Free Software Foundation, Inc.
5
6# This program is free software: you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14# GNU General Public License for more details.
15
16# You should have received a copy of the GNU General Public License
17# along with this program.  If not, see <https://www.gnu.org/licenses/>.
18
19. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
20print_ver_ du
21cleanup_() { rm -rf "$other_partition_tmpdir"; }
22. "$abs_srcdir/tests/other-fs-tmpdir"
23
24mkdir -p b/c y/z d "$other_partition_tmpdir/x" || framework_failure_
25ln -s "$other_partition_tmpdir/x" d || framework_failure_
26
27# Due to a used-uninitialized variable, the "du -x" from coreutils-6.6
28# would not traverse into second and subsequent directories listed
29# on the command line.
30du -ax b y > t || fail=1
31sed 's/^[0-9][0-9]*	//' t > out || framework_failure_
32cat <<\EOF > exp || framework_failure_
33b/c
34b
35y/z
36y
37EOF
38
39compare exp out || fail=1
40
41# "du -xL" reported a zero count for a file in a different file system,
42# instead of ignoring it.
43du -xL d > u || fail=1
44sed 's/^[0-9][0-9]*	//' u > out1 || framework_failure_
45echo d > exp1 || framework_failure_
46compare exp1 out1 || fail=1
47
48# With coreutils-8.15, "du -xs FILE" would print no output.
49touch f
50for opt in -x -xs; do
51  du $opt f > u || fail=1
52  sed 's/^[0-9][0-9]*	//' u > out2 || framework_failure_
53  echo f > exp2 || framework_failure_
54  compare exp2 out2 || fail=1
55done
56
57Exit $fail
58