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#!/bin/sh
PIPEFILE="pipe.$$"
control_c()
# run if user hits control-c
{
echo -en "\n*** Ouch! Exiting ***\n"
rm -f ${PIPEFILE}
exit $?
}
P=$1
PORT=$((P))
if [ ${PORT} -lt 1 ]; then
echo "usage: $0 <port>" 1>&2
exit 1
fi
echo "register Ctrl-C"
trap control_c SIGINT
echo "make pipe"
mknod ${PIPEFILE} p
echo "start server"
cat ${PIPEFILE} | nc -l -p ${PORT} > ${PIPEFILE}
echo "server quit"
rm ${PIPEFILE}
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