2 # Ensure that cp works as documented, when the destination is a dangling symlink
4 # Copyright (C) 2007-2013 Free Software Foundation, Inc.
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.
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.
16 # You should have received a copy of the GNU General Public License
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
19 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
22 ln -s no-such dangle || framework_failure_
23 echo hi > f || framework_failure_
24 echo hi > exp || framework_failure_
25 echo "cp: not writing through dangling symlink 'dangle'" \
26 > exp-err || framework_failure_
29 # Starting with 6.9.90, this usage fails, by default:
30 cp f dangle > err 2>&1 && fail=1
32 compare exp-err err || fail=1
33 test -f no-such && fail=1
35 # But you can set POSIXLY_CORRECT to get the historical behavior.
36 env POSIXLY_CORRECT=1 cp f dangle > out 2>&1 || fail=1
37 cat no-such >> out || fail=1
39 compare exp out || fail=1