B00_vcs.Hgval get_cmd : ?search:B00_std.Fpath.t list -> ?cmd:B00_std.Cmd.t -> unit -> (B00_std.Cmd.t, string) resultget_cmd () looks for hg with Os.Cmd.get.
val find : ?dir:B00_std.Fpath.t -> unit -> (t option, string) resultfind ~dir () finds, using VCS functionality, an hg repository starting in directory dir (if unspecified this is the cwd).