1#!/bin/sh 2# Ensure symlinks can be replaced across devices 3 4# Copyright (C) 2018-2023 Free Software Foundation, Inc. 5 6# This program is free software: you can redistribute it and/or modify 7# it under the terms of the GNU General Public License as published by 8# the Free Software Foundation, either version 3 of the License, or 9# (at your option) any later version. 10 11# This program is distributed in the hope that it will be useful, 12# but WITHOUT ANY WARRANTY; without even the implied warranty of 13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14# GNU General Public License for more details. 15 16# You should have received a copy of the GNU General Public License 17# along with this program. If not, see <https://www.gnu.org/licenses/>. 18 19. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src 20print_ver_ cp 21require_root_ 22 23cwd=$(pwd) 24cleanup_() { cd /; umount "$cwd/mnt"; } 25 26truncate -s100M fs.img || framework_failure_ 27mkfs -t ext4 fs.img || skip_ 'failed to create ext4 file system' 28mkdir mnt || framework_failure_ 29mount fs.img mnt || skip_ 'failed to mount ext4 file system' 30 31mkdir mnt/path1 || framework_failure_ 32touch mnt/path1/file || framework_failure_ 33mkdir path2 || framework_failure_ 34cd path2 && ln -s ../mnt/path1/file || framework_failure_ 35 36cp -dsf ../mnt/path1/file . || fail=1 37 38Exit $fail 39