6 val target_of : source_object -> target_object
7 val string_of_source_object : source_object -> string
8 val string_of_target_object : target_object -> string
9 val build : source_object -> unit
10 val mtime_of_source_object : source_object -> float option
11 val mtime_of_target_object : target_object -> float option
15 functor (F : Format) ->
17 val make : (F.source_object * F.source_object list) list -> unit