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#!/bin/sh
# For coreutils-5.2.1 and earlier, chown --dereference would skip
# symlinks having owner/group matching the specified owner/group.
# Copyright (C) 2004, 2006 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 <http://www.gnu.org/licenses/>.
if test "$VERBOSE" = yes; then
set -x
chown --version
fi
. $srcdir/../envvar-check
. $srcdir/../lang-default
pwd=`pwd`
t0=`echo "$0"|sed 's,.*/,,'`.tmp; tmp=$t0/$$
trap 'status=$?; cd "$pwd" && chmod -R u+rwx $t0 && rm -rf $t0 && exit $status' 0
trap '(exit $?); exit $?' 1 2 13 15
framework_failure=0
mkdir -p $tmp || framework_failure=1
cd $tmp || framework_failure=1
ln -s no-such dangle || framework_failure=1
if test $framework_failure = 1; then
echo "$0: failure in testing framework" 1>&2
(exit 1); exit 1
fi
fail=0
set _ `ls -ldo dangle`; shift; user=$3
# With 5.2.1 and earlier, this command would mistakenly succeed.
chown --dereference $user dangle 2> out1 && fail=1
sed 's/: [^:]*$//' out1 > out
cat <<\EOF > exp || fail=1
chown: cannot dereference `dangle'
EOF
cmp out exp || fail=1
test $fail = 1 && diff out exp 2> /dev/null
(exit $fail); exit $fail
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