X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fgrafite_engine%2FgrafiteSync.mli;h=bac7eee9b874e130d7ca123e9626ce2cd9fb2cf3;hb=d6d8c70140357a4ed1f42a2f941234e26752e4dc;hp=be455ea1effc7f54def372b4b2690459ca31a306;hpb=84e6cbe962c9a534be48542c098d7bb0d90be9a1;p=helm.git

diff --git a/helm/software/components/grafite_engine/grafiteSync.mli b/helm/software/components/grafite_engine/grafiteSync.mli
index be455ea1e..bac7eee9b 100644
--- a/helm/software/components/grafite_engine/grafiteSync.mli
+++ b/helm/software/components/grafite_engine/grafiteSync.mli
@@ -39,11 +39,11 @@ val prefer_coercion:
   GrafiteTypes.status -> UriManager.uri -> GrafiteTypes.status 
 
 val time_travel: 
-  present:GrafiteTypes.status -> past:GrafiteTypes.status -> unit
+  present:GrafiteTypes.status -> ?past:GrafiteTypes.status -> unit -> unit
 
   (* also resets the imperative part of the status 
    * init: the baseuri of the current script *)
-val init: string -> GrafiteTypes.status
+val init: LexiconEngine.status -> string -> GrafiteTypes.status
 
 (*
   (* just an empty status, does not reset imperative