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#!/bin/sh
# Test for bugs in du's --one-file-system (-x) option.
# Copyright (C) 2006-2020 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/>.
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ du
cleanup_() { rm -rf "$other_partition_tmpdir"; }
. "$abs_srcdir/tests/other-fs-tmpdir"
mkdir -p b/c y/z d "$other_partition_tmpdir/x" || framework_failure_
ln -s "$other_partition_tmpdir/x" d || framework_failure_
# Due to a used-uninitialized variable, the "du -x" from coreutils-6.6
# would not traverse into second and subsequent directories listed
# on the command line.
du -ax b y > t || fail=1
sed 's/^[0-9][0-9]* //' t > out || framework_failure_
cat <<\EOF > exp || framework_failure_
b/c
b
y/z
y
EOF
compare exp out || fail=1
# "du -xL" reported a zero count for a file in a different file system,
# instead of ignoring it.
du -xL d > u || fail=1
sed 's/^[0-9][0-9]* //' u > out1 || framework_failure_
echo d > exp1 || framework_failure_
compare exp1 out1 || fail=1
# With coreutils-8.15, "du -xs FILE" would print no output.
touch f
for opt in -x -xs; do
du $opt f > u || fail=1
sed 's/^[0-9][0-9]* //' u > out2 || framework_failure_
echo f > exp2 || framework_failure_
compare exp2 out2 || fail=1
done
Exit $fail
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