val want_time : unit -> boolwant_time () returns true if the time metric is wanted.
val want_power : unit -> string optionwant_power () returns Some (energy type) if the power metric is wanted. Else, it returns None.
val want_signal : unit -> boolwant_signal () returns true if a signal handler is requested.
val want_path : unit -> stringwant_path () returns the path value. Default is /tmp/oxymeter-report.
val want_lwt : unit -> boolwant_lwt () returns true if you need a Lwt context.
val power_spec : string * Stdlib.Arg.spec * stringSpecification for a potential power argument in command line.
val time_spec : string * Stdlib.Arg.spec * stringSpecification for a potential time argument in command line.
val signal_spec : string * Stdlib.Arg.spec * stringSpecification for a potential signal argument in command line.
val path_spec : string * Stdlib.Arg.spec * stringSpecification for a potential path argument in command line.
val lwt_spec : string * Stdlib.Arg.spec * stringSpecification for a potential lwt-context argument in command line.