X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fgrafite_engine%2FgrafiteSync.ml;h=60bfc69217b71425f922440ec50c69a0bba50637;hb=5c8de084e314e41f3dc2f605f6242283e930b803;hp=49545e5f46f0f0417353bdd921d3cb014d5899a3;hpb=dcef667a444aa0f189225855c1433d26b65fb8b7;p=helm.git

diff --git a/helm/software/components/grafite_engine/grafiteSync.ml b/helm/software/components/grafite_engine/grafiteSync.ml
index 49545e5f4..60bfc6921 100644
--- a/helm/software/components/grafite_engine/grafiteSync.ml
+++ b/helm/software/components/grafite_engine/grafiteSync.ml
@@ -142,10 +142,17 @@ let add_coercion ~pack_coercion_obj ~add_composites status uri arity
  let lemmas = 
    LibrarySync.add_coercion ~add_composites ~pack_coercion_obj 
     uri arity saturations baseuri in
+ let status = 
  { status with GrafiteTypes.coercions = CoercDb.dump () ; 
-   objects = lemmas @ status.GrafiteTypes.objects
-  },
-   lemmas
+   objects = lemmas @ status.GrafiteTypes.objects;
+  }
+ in
+ let db = 
+   NCicCoercion.index_old_db (CoercDb.dump ()) 
+    (GrafiteTypes.get_coercions status) 
+ in
+ let status = GrafiteTypes.set_coercions db status in 
+ status, lemmas
 
 let prefer_coercion s u = 
   CoercDb.prefer u;
@@ -164,6 +171,7 @@ let time_travel ~present ~past =
    uri_list_diff present.GrafiteTypes.objects past.GrafiteTypes.objects in
   List.iter LibrarySync.remove_obj objs_to_remove;
   CoercDb.restore past.GrafiteTypes.coercions;
+  NCicLibrary.time_travel (GrafiteTypes.get_library_db past)
 ;;
 
 let initial_status lexicon_status baseuri = {
@@ -173,8 +181,16 @@ let initial_status lexicon_status baseuri = {
     coercions = CoercDb.empty_coerc_db;
     automation_cache = AutomationCache.empty ();
     baseuri = baseuri;
-    ng_status = GrafiteTypes.CommandMode lexicon_status;
+    ng_status = GrafiteTypes.CommandMode { 
+      NEstatus.lstatus = lexicon_status;
+      NEstatus.rstatus = {
+        NRstatus.uhint_db = NCicUnifHint.empty_db;
+        NRstatus.coerc_db = NCicCoercion.empty_db;
+        NRstatus.library_db = NCicLibrary.time0;
+        NRstatus.dump = fun x -> x;
+      };
   }
+}
 
 
 let init baseuri =