1#!/bin/sh
2# Demonstrate how mv fails when it tries to move a directory into itself.
3
4# Copyright (C) 1998-2023 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_ mv
21
22dir=toself-dir
23file=toself-file
24
25rm -rf $dir $file || framework_failure_
26mkdir -p $dir/a/b || framework_failure_
27touch $file || framework_failure_
28
29
30# This mv command should fail.
31mv $dir $file $dir > out 2>&1 && fail=1
32
33sed \
34   -e "s,mv:,XXX:," \
35   -e "s,$dir,SRC," \
36   -e "s,$dir/$dir,DEST," \
37  out > out2
38
39cat > exp <<\EOF
40XXX: cannot move 'SRC' to a subdirectory of itself, 'DEST'
41EOF
42
43compare exp out2 || fail=1
44
45# Make sure the file is gone.
46test -f $file && fail=1
47# Make sure the directory is *not* moved.
48test -d $dir || fail=1
49test -d $dir/$dir && fail=1
50# Make sure the file has been moved to the right place.
51test -f $dir/$file || fail=1
52
53Exit $fail
54