1#!/bin/sh 2# Confirm that copying a directory into itself gets a proper diagnostic. 3 4# Copyright (C) 2001-2023 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# In 4.0.35 and earlier, 'mkdir dir && cp -R dir dir' would produce this: 20# cp: won't create hard link 'dir/dir/dir' to directory '' 21# Now it gives this: 22# cp: can't copy a directory 'dir' into itself 'dir/dir' 23 24. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src 25print_ver_ cp 26 27mkdir a dir || framework_failure_ 28 29 30# This command should exit nonzero. 31cp -R dir dir 2> out && fail=1 32echo 1 >> out 33 34# This should, too. However, with coreutils-7.1 it would infloop. 35cp -rl dir dir 2>> out && fail=1 36echo 2 >> out 37 38cp -rl a dir dir 2>> out && fail=1 39echo 3 >> out 40cp -rl a dir dir 2>> out && fail=1 41echo 4 >> out 42 43cat > exp <<\EOF 44cp: cannot copy a directory, 'dir', into itself, 'dir/dir' 451 46cp: cannot copy a directory, 'dir', into itself, 'dir/dir' 472 48cp: cannot copy a directory, 'dir', into itself, 'dir/dir' 493 50cp: cannot copy a directory, 'dir', into itself, 'dir/dir' 514 52EOF 53#' 54 55compare exp out || fail=1 56 57Exit $fail 58