File size: 491 Bytes
021894c |
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#!/usr/bin/env bash
set -Eeuo pipefail
lastmsg=""
path="/run/shm/msg.html"
refresh() {
[ ! -f "$path" ] && return 0
[ ! -s "$path" ] && return 0
msg=$(< "$path")
msg="${msg%$'\n'}"
[ -z "$msg" ] && return 0
[[ "$msg" == "$lastmsg" ]] && return 0
lastmsg="$msg"
echo "s: $msg"
return 0
}
refresh
inotifywait -m "$path" |
while read -r fp event fn; do
case "${event,,}" in
"modify"* ) refresh ;;
"delete_self" ) echo "c: vnc" ;;
esac
done
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