#   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/>.
#
# issues with ? matching "." in certain special circumstances with dotglob set

shopt -s dotglob extglob

DIR=$TMPDIR/extglob-$$
mkdir $DIR
cd $DIR

touch a .b

LC_COLLATE=C		# fix sort order

echo @(?|.?)
echo @(.?|?)
echo ? .?

echo .*
echo \.*

shopt -u dotglob

echo @(?|.?)
echo @(.?|?)
echo ? .?

echo .*
echo \.*

cd $OLDPWD
rm -rf $DIR