#!/bin/sh
# make sure chown --from=... works

# Copyright (C) 2001, 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 2 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.

if test "$VERBOSE" = yes; then
  set -x
  chgrp --version
fi

. $srcdir/../envvar-check
. $srcdir/../lang-default
PRIV_CHECK_ARG=require-root . $srcdir/../priv-check

pwd=`pwd`
tmp=basic.$$
trap 'status=$?; cd "$pwd" && rm -rf $tmp && exit $status' 0
trap '(exit $?); exit' 1 2 13 15

framework_failure=0
mkdir $tmp || framework_failure=1
cd $tmp || framework_failure=1
touch f || framework_failure=1

if test $framework_failure = 1; then
  echo 'failure in testing framework' 1>&2
  (exit 1); exit 1
fi

fail=0
chown -R --preserve-root 0:1 f

# Make sure the owner and group are 0 and 1 respectively.
set _ `ls -n f`; shift; test "$3:$4" = 0:1 || fail=1

chown --from=0:1 2:010 f || fail=1

# And now they should be 2 and 10 respectively.
set _ `ls -n f`; shift; test "$3:$4" = 2:10 || fail=1

ln -s f slink
# Applying chown to a symlink with --no-dereference
# should change only the link.
chown --no-dereference 0:1 slink || fail=1
# owner/group on the symlink should be set
set _ `ls -n slink`; shift; test "$3:$4" = 0:1 || fail=1
# owner/group on the referent should remain unchanged
set _ `ls -n f`;     shift; test "$3:$4" = 2:10 || fail=1

chown --no-dereference --from=0:1 2:010 slink || fail=1
# owner/group on the symlink should be changed
set _ `ls -n slink`; shift; test "$3:$4" = 2:10 || fail=1

(exit $fail); exit $fail