Log_extended.CommandSourceval setup_via_params :
?default_output_level:Async.Log.Level.t ->
log_to_console_by_default:console_output ->
log_to_syslog_by_default:bool ->
?log_to_file_by_default:string ->
unit ->
unit Async.Command.Param.tsetup_via_params either sets up console, syslog, or file logging with the defaults passed in as parameters to this function, or overrides those defaults via the included command-line parameters.