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#!/bin/sh
# Make sure GNU chmod works the same way as those of Solaris, HPUX, AIX
# on directories with the setgid bit set. Also, check that the GNU octal
# notations work.
# Copyright (C) 2001-2022 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/>.
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ chmod
umask 0
mkdir -m 755 d || framework_failure_
chmod g+s d 2> /dev/null && env -- test -g d ||
{
# This is required because on some systems (at least NetBSD 1.4.2A),
# it may happen that when you create a directory, its group isn't one
# to which you belong. When that happens, the above chmod fails. So
# here, upon failure, we try to set the group, then rerun the chmod command.
id_g=$(id -g) &&
test -n "$id_g" &&
chgrp "$id_g" d &&
chmod g+s d || framework_failure_
}
# "chmod g+s d" does nothing on some NFS file systems.
env -- test -g d ||
skip_ 'cannot create setgid directories'
for mode in \
+ - g-s 00755 000755 =755 -2000 -7022 755 0755 \
+2000 -5022 =7777,-5022
do
chmod $mode d || fail=1
case $mode in
g-s | 00*755 | =755 | -2000 | -7022)
expected_mode=drwxr-xr-x ;;
*) expected_mode=drwxr-sr-x ;;
esac
ls_output=$(ls -ld d)
case $ls_output in
$expected_mode*) ;;
*) fail=1 ;;
esac
chmod =2755 d || fail=1
done
Exit $fail
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