| # Ensure that mv works with a few symlink-onto-hard-link cases. | |
| # Copyright (C) 2012-2025 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_ mv | |
| touch f || framework_failure_ | |
| ln f h || framework_failure_ | |
| ln -s f s || framework_failure_ | |
| # Given two links f and h to some important content, and a symlink s to f, | |
| # "mv s f" must fail because it might then be hard to find the link, h. | |
| # "mv s l" may succeed because then, s (now "l") still points to f. | |
| # Of course, if the symlink were being moved into a different destination | |
| # directory, things would be very different, and, I suspect, implausible. | |
| echo "mv: 's' and 'f' are the same file" > exp || framework_failure_ | |
| mv s f > out 2> err && fail=1 | |
| compare /dev/null out || fail=1 | |
| compare exp err || fail=1 | |
| mv s l > out 2> err || fail=1 | |
| compare /dev/null out || fail=1 | |
| compare /dev/null err || fail=1 | |
| Exit $fail | |