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#!/bin/sh
. "lib_handle.sh"
FIFO=/tmp/noti.fifo
FILE=/tmp/noti.txt
[ -p "${FIFO}" ] || mkfifo "${FIFO}"
exec 3<"${FIFO}"
exec 4>"${FIFO}"
tpid=""
cancel() {
[ -n "${tpid}" ] && kill "${tpid}" 2>/dev/null
tpid=""
}
while read n <&3; do
[ "${n}" = "-1" ] && { cancel; continue; }
case "${n}" in ''|*[!0-9]*) continue ;; esac
cancel
[ "${n}" -gt 0 ] || { :>"${FILE}"; notify_handle reload; continue; }
(
sleep "${n}"
:>"${FILE}"
notify_handle reload
) &
tpid=$!
done
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