sig
val string_of_revision_number : int list -> string
val string_of_revision : Ocamlcvs.Types.cvs_revision -> string
val children_revisions :
Ocamlcvs.Types.cvs_revision list ->
Ocamlcvs.Types.cvs_revision -> Ocamlcvs.Types.cvs_revision list
val first_revision :
Ocamlcvs.Types.cvs_revision list -> Ocamlcvs.Types.cvs_revision option
end