rpad and rpa-host-agent: enhance backchannel output
currently rpa-host-agent can return only one line which means the end of the connection.
rapd should parse multiple lines of the form
Format | Description |
---|---|
L <level> <message> |
add something to logs, level must be parseable by L.level_of_string
|
X <retval> [<message>] |
signal end of work, retval must be 0 on success |