#   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:=/var/tmp}

a=4

read -t 1 a < /dev/tty
estat=$?
if [ $estat -gt 128 ]; then
	echo timeout 1: ok
else
	echo $estat
fi
echo ${a:-unset or null 1}

read -t 0.000001 a < /dev/tty
estat=$?
if [ $estat -gt 128 ]; then
	echo timeout 2: ok
else
	echo $estat
fi
echo ${a:-unset or null 2}

sleep 1 | read -t 0.25 a
estat=$?
if [ $estat -gt 128 ]; then
	echo timeout 3: ok
else
	echo $estat
fi
echo ${a:-unset or null 3}

read -t -3 a < /dev/tty
echo $?

echo $a

# the above should all time out
echo abcde | {
	read -t 0.5 a
	echo $a
}

read -t .001 a <<<abcde
echo $a

# this is the original test that prompted the change to sh_timers
cd $TMPDIR
rm -f a.pipe
mkfifo a.pipe
exec 9<> a.pipe
rm -f a.pipe

for c in {0..2000}; do
  (eval "echo {0..$c}" & read -u 9 -t 0.0001) >/dev/null
  printf $'ok %d' "$c" >/dev/null
done

cd $OLDPWD
rm -f $TMPDIR/a.pipe		# paranoia

TMOUT=.001
read a <<<abcde
echo $a

