Module Usage

Prints the version number on the standard output.
val version : unit -> unit
val machine_readable_version : unit -> unit
extra arguments or options to print when asking usage for a given executable.
type specific_usage = {
executable_name : string;
extra_args : string;
extra_options : string;
}
Prints the generic part and specific part of usage for a given executable.
val print_usage : Stdlib.out_channel -> specific_usage -> unit