#   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/>.
#
shopt -s expand_aliases

: ${TMPDIR:=/var/tmp}

echo '((echo abc; echo def;); echo ghi)' > $TMPDIR/x28-$$
. $TMPDIR/x28-$$
rm -f $TMPDIR/x28-$$

echo after

TMPFILE=$TMPDIR/x29-$$

echo "#! ${THIS_SH}" >$TMPFILE
cat >> $TMPFILE << \EOF

(echo -n "$1 "; echo subshell)
EOF
chmod 755 $TMPFILE

alias foo1='$TMPFILE one.1; source $TMPFILE two.1; source $TMPFILE three.1; $TMPFILE four.1'
alias foo2='$TMPFILE one.2;
source $TMPFILE two.2;
source $TMPFILE three.2;
$TMPFILE four.2;
'

foo1
foo2

echo x29 - done
rm -f $TMPFILE

# this is also treated similarly to an alias expansion internally
((echo abc; echo def;); echo ghi)

if (((4+4) + (4 + 7))); then
	echo ok
fi

(())	# make sure the null expression works OK