sig
val find_file :
OASISTypes.host_filename list list ->
string list -> OASISTypes.host_filename
val which : OASISTypes.host_filename -> OASISTypes.host_filename
val cp : OASISTypes.host_filename -> OASISTypes.host_filename -> unit
val mkdir : OASISTypes.host_filename -> unit
val mkdir_parent :
(OASISTypes.host_filename -> 'a) -> OASISTypes.host_filename -> unit
val rmdir : OASISTypes.host_filename -> unit
val glob : string -> OASISTypes.host_filename list
end