X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fng_kernel%2FnCicLibrary.mli;h=2911204ae50d0370375b56f4ac772e370a0952fb;hb=b91d9e60b0a5f450d2725d4b9bb3ed7f81ef6d3a;hp=fe3262109bd7ba9d93054e25ed73832484d60436;hpb=0caee5d7da2d106650189660f4c74928a42b8b16;p=helm.git

diff --git a/helm/software/components/ng_kernel/nCicLibrary.mli b/helm/software/components/ng_kernel/nCicLibrary.mli
index fe3262109..2911204ae 100644
--- a/helm/software/components/ng_kernel/nCicLibrary.mli
+++ b/helm/software/components/ng_kernel/nCicLibrary.mli
@@ -11,13 +11,48 @@
 
 (* $Id$ *)
 
-exception ObjectNotFound of string Lazy.t
+exception LibraryOutOfSync of string Lazy.t
 
-val add_obj: NUri.uri -> NCic.obj -> unit
+type 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
-val get_obj: NUri.uri -> NCic.obj
+(* 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: #status -> unit
+val decompile: baseuri:NUri.uri -> unit
+
+module type Serializer =
+ sig
+  type status
+  type 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
+
+(* CSC: only required during old-to-NG phase, to be deleted *)
+val refresh_uri: NUri.uri -> NUri.uri
+
 (* EOF *)