| # Verify that chmod's --changes (-c) option works. | |
| # Copyright (C) 2000-2025 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 | |
| file=f | |
| touch $file || framework_failure_ | |
| chmod 444 $file || framework_failure_ | |
| skip_if_setgid_ | |
| chmod u=rwx $file || fail=1 | |
| chmod -c g=rwx $file > out || fail=1 | |
| chmod -c g=rwx $file > empty || fail=1 | |
| compare /dev/null empty || fail=1 | |
| case "$(cat out)" in | |
| "mode of 'f' changed from 0744 "?rwxr--r--?" to 0774 "?rwxrwxr--?) ;; | |
| *) cat out; fail=1 ;; | |
| esac | |
| # From V5.1.0 to 8.22 this would stat the wrong file and | |
| # give an erroneous ENOENT diagnostic | |
| mkdir -p a/b || framework_failure_ | |
| # chmod g+s might fail as detailed in setgid.sh | |
| # but we don't care about those edge cases here | |
| chmod g+s a/b | |
| # This should never warn, but it did when special | |
| # bits are set on b (the common case under test) | |
| chmod -c -R g+w a 2>err | |
| compare /dev/null err || fail=1 | |
| Exit $fail | |