#   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/>.
#
: ${TMPDIR:=/tmp}
TMPOUT=${TMPDIR}/coproc-wait-$BASHPID

coproc { echo a b c; sleep 2; }

case $COPROC_PID in
[0-9]*)	;;
*)	echo COPROC_PID not integer ;;
esac

echo ${COPROC[@]}

read LINE <&${COPROC[0]}
echo $LINE

wait $COPROC_PID

coproc REFLECT { cat - ; }

case $REFLECT_PID in
[0-9]*)	;;
*)	echo REFLECT_PID not integer ;;
esac

echo ${REFLECT[@]}

echo flop >&${REFLECT[1]}
read LINE <&${REFLECT[0]}

echo $LINE

{ sleep 1; kill $REFLECT_PID; } &
wait $REFLECT_PID >$TMPOUT 2>&1 || { status=$? ; echo "coproc.tests: REFLECT: status $status" ; }
[[ $status < 128 || $status == 143 ]] || {
	echo "coproc.tests: wait for REFLECT failed" >&2
}
rm -f $TMPOUT
exec 2>&1

coproc xcase -n -u

case $COPROC_PID in
[0-9]*)	;;
*)	echo COPROC_PID not integer ;;
esac

echo ${COPROC[@]}

echo foo >&${COPROC[1]}
read <&${COPROC[0]}

echo $REPLY
echo ${COPROC[@]}

cat /etc/passwd | grep root | awk -F: '{print $1;}' | sed 1q

exec 4<&${COPROC[0]}-
exec >&${COPROC[1]}-

echo ${COPROC[@]}

read foo <&4
echo $foo >&2

exit 0
