sig
module type VCS =
sig
val exists : OpamTypes.repository -> bool
val init : OpamTypes.repository -> unit
val fetch : OpamTypes.repository -> unit
val reset : OpamTypes.repository -> unit
val diff : OpamTypes.repository -> bool
val revision : OpamTypes.repository -> string
end
module Make : functor (VCS : VCS) -> OpamRepository.BACKEND
end