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#!/bin/sh
# Ensure that rm gives the expected diagnostic when failing to remove a file
# owned by some other user in a directory with the sticky bit set.
# Copyright (C) 2003-2026 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_ rm
require_root_
# The containing directory must be owned by the user who eventually runs rm.
chown $NON_ROOT_USERNAME .
mkdir a || framework_failure_
chmod 1777 a || framework_failure_
touch a/b || framework_failure_
# Try to ensure that $NON_ROOT_USERNAME can access
# the required version of rm.
rm_version=$(
chroot --skip-chdir --user=$NON_ROOT_USERNAME / env PATH="$PATH" \
rm --version |
sed -n '1s/.* //p'
)
case $rm_version in
$PACKAGE_VERSION) ;;
*) skip_ "cannot access just-built rm as user $NON_ROOT_USERNAME";;
esac
# Ensure that rm gives the expected diagnostic when
# failing to remove the file directly, or when traversed
for file in 'a/b' 'a'; do
echo "$file" | grep / && recurse='-r'
returns_ 1 chroot --skip-chdir --user=$NON_ROOT_USERNAME / \
env PATH="$PATH" rm $recurse -f "$file" 2> out-t || fail=1
# On some systems, we get 'Not owner'. Convert it.
# On other systems (HPUX), we get 'Permission denied'. Convert it, too.
onp='Operation not permitted'
sed "s/Not owner/$onp/;s/Permission denied/$onp/" out-t > out
echo "rm: cannot remove 'a/b': Operation not permitted" > exp
compare exp out || fail=1
done
Exit $fail
|
