File size: 1,697 Bytes
78d2150 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 | #!/bin/sh
# Confirm that copying a directory into itself gets a proper diagnostic.
# Copyright (C) 2001-2025 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/>.
# In 4.0.35 and earlier, 'mkdir dir && cp -R dir dir' would produce this:
# cp: won't create hard link 'dir/dir/dir' to directory ''
# Now it gives this:
# cp: can't copy a directory 'dir' into itself 'dir/dir'
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ cp
mkdir a dir || framework_failure_
# This command should exit nonzero.
cp -R dir dir 2> out && fail=1
echo 1 >> out
# This should, too. However, with coreutils-7.1 it would infloop.
cp -rl dir dir 2>> out && fail=1
echo 2 >> out
cp -rl a dir dir 2>> out && fail=1
echo 3 >> out
cp -rl a dir dir 2>> out && fail=1
echo 4 >> out
cat > exp <<\EOF
cp: cannot copy a directory, 'dir', into itself, 'dir/dir'
1
cp: cannot copy a directory, 'dir', into itself, 'dir/dir'
2
cp: cannot copy a directory, 'dir', into itself, 'dir/dir'
3
cp: cannot copy a directory, 'dir', into itself, 'dir/dir'
4
EOF
#'
compare exp out || fail=1
Exit $fail
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