Use a pipe for getting notifications. That's it.
No message sources defined, no arguments given?Usage: ./notify-cat [source specifications] Each source specifications is a comma separated list of options.
Supported options are:
- file: Name of a file that should be read or - for stdin
- urgency: One of 'low', 'normal' or 'critical' which specifies the urgency of the generated notifactions
- timeout: Timeout in seconds for the notifications
- icon: The icon to use for the notifications
- prefix: Prefix to prepend to generated messages
tail --follow=name --lines=0 --quiet /var/log/syslog | notify-cat file:-,timeout:10,icon:/home/$USER/foo.png,urgency:low,prefix:Beware:\