X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fng_kernel%2FnCicLibrary.mli;h=30dcc263c0d1c6afb3866bc30dbee11fb6049cb9;hb=75d417a2bb12a56052dd520c513c789fd9256252;hp=f94c656827dc48d6fe0c205c15a4305c7406b319;hpb=f6c887944d48d718f372a57f1609f3d059908aa8;p=helm.git

diff --git a/helm/software/components/ng_kernel/nCicLibrary.mli b/helm/software/components/ng_kernel/nCicLibrary.mli
index f94c65682..30dcc263c 100644
--- a/helm/software/components/ng_kernel/nCicLibrary.mli
+++ b/helm/software/components/ng_kernel/nCicLibrary.mli
@@ -11,31 +11,45 @@
 
 (* $Id$ *)
 
-exception ObjectNotFound of string Lazy.t
 exception LibraryOutOfSync of string Lazy.t
 
 type timestamp
-val time0: timestamp
 
-val add_obj: NUri.uri -> NCic.obj -> timestamp
+class status :
+ object ('self)
+  method timestamp: timestamp
+  method set_timestamp: timestamp -> 'self
+  method set_library_status: <timestamp: timestamp; ..> -> 'self
+ end
+
+(* it also checks it and add it to the environment *)
+val add_obj: #status as 'status -> NCic.obj -> 'status
+val add_constraint: 
+  #status as 'status -> bool -> NCic.universe -> NCic.universe -> 'status
 val aliases_of: NUri.uri -> NReference.reference list
 val resolve: string -> NReference.reference list
+(* warning: get_obj may raise (NCicEnvironment.ObjectNotFoud l) *)
 val get_obj: NUri.uri -> NCic.obj (* changes the current timestamp *)
 
 val clear_cache : unit -> unit
 
-val time_travel: timestamp -> unit
+val time_travel: #status -> unit
 val decompile: baseuri:NUri.uri -> unit
 
 module type Serializer =
  sig
   type status
   type obj
-  val register: string -> ('a -> status -> status) -> ('a -> obj)
+  val register:
+   string ->
+    ('a -> refresh_uri_in_universe:(NCic.universe -> NCic.universe) -> refresh_uri_in_term:(NCic.term -> NCic.term) -> status -> status) ->
+    ('a -> obj)
   val serialize: baseuri:NUri.uri -> obj list -> unit
   val require: baseuri:NUri.uri -> status -> status
  end
 
 module Serializer(S: sig type status end): Serializer with type status= S.status
 
+val init: unit -> unit
+
 (* EOF *)