Rule.Common_commandsval mv : Pathname.t -> Pathname.t -> Command.tval cp : Pathname.t -> Pathname.t -> Command.tval cp_p : Pathname.t -> Pathname.t -> Command.tval ln_f : Pathname.t -> Pathname.t -> Command.tval ln_s : Pathname.t -> Pathname.t -> Command.tval rm_f : Pathname.t -> Command.tval chmod : Command.spec -> Pathname.t -> Command.tval cmp : Pathname.t -> Pathname.t -> Command.t