| # Test df's behavior for skipping the pseudo "rootfs" file system. | |
| # 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/>. | |
| . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src | |
| print_ver_ df | |
| # Protect against inaccessible remote mounts etc. | |
| timeout 10 df || skip_ "df fails" | |
| # Exclude "fuse.portal" as this currently returns EPERM from statfs() | |
| DF_a() { df -a -x fuse.portal "$@"; } | |
| # Verify that rootfs is in mtab (and shown when the -a option is specified). | |
| # Note this is the case when /proc/self/mountinfo is parsed | |
| # rather than /proc/mounts. I.e., when libmount is being used. | |
| DF_a >out || fail=1 | |
| grep '^rootfs' out || skip_ 'no rootfs in mtab' | |
| # Ensure that rootfs is suppressed when no options is specified. | |
| df >out || fail=1 | |
| grep '^rootfs' out && { fail=1; cat out; } | |
| # Ensure that rootfs is yet skipped when explicitly specifying "-t rootfs". | |
| # As df emits "no file systems processed" in this case, it would be a failure | |
| # if df exited with status Zero. | |
| returns_ 1 df -t rootfs >out || fail=1 | |
| grep '^rootfs' out && { fail=1; cat out; } | |
| # Ensure that the rootfs is shown when explicitly both specifying "-t rootfs" | |
| # and the -a option. | |
| DF_a -t rootfs >out || fail=1 | |
| grep '^rootfs' out || { fail=1; cat out; } | |
| # Ensure that the rootfs is omitted in all_fs mode when it is explicitly | |
| # black-listed. | |
| DF_a -x rootfs >out || fail=1 | |
| grep '^rootfs' out && { fail=1; cat out; } | |
| test "$fail" = 1 && dump_mount_list_ | |
| Exit $fail | |