From: Enrico Tassi <enrico.tassi@inria.fr>
Date: Fri, 4 Apr 2008 17:43:00 +0000 (+0000)
Subject: added to the cache a boolean to state if the object is
X-Git-Tag: make_still_working~5443
X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=1ad1553a227b555308b754908da5736ba525c426;p=helm.git

added to the cache a boolean to state if the object is
already checked or not (a frozen list is really needed)
---

diff --git a/helm/software/components/ng_kernel/nCicEnvironment.ml b/helm/software/components/ng_kernel/nCicEnvironment.ml
index 298b80f19..c78508238 100644
--- a/helm/software/components/ng_kernel/nCicEnvironment.ml
+++ b/helm/software/components/ng_kernel/nCicEnvironment.ml
@@ -1,33 +1,38 @@
 let cache = NUri.UriHash.create 313;;
 
 let get_checked_obj u =
-  try NUri.UriHash.find cache u
+  try let b, o = NUri.UriHash.find cache u in 
+   if not b then assert false else o
   with Not_found ->
     let ouri = NUri.ouri_of_nuri u in
     let o,_ = 
       CicEnvironment.get_cooked_obj ~trust:false CicUniv.oblivion_ugraph ouri 
     in
     (* FIX: add all objects to the environment and give back the last one *)
-    let no = HExtlib.list_last (OCic2NCic.convert_obj ouri o) in
-    NUri.UriHash.add cache u no;
-    no
+    let l = OCic2NCic.convert_obj ouri o in
+    List.iter (fun (u,_,_,_,_ as o) -> 
+      prerr_endline ("+"^NUri.string_of_uri u); 
+      NUri.UriHash.add cache u (false,o)) l;
+    HExtlib.list_last l
 ;;
 
 let get_obj u =
-  try true, NUri.UriHash.find cache u
+  try NUri.UriHash.find cache u
   with Not_found ->
     (* in th final implementation should get it from disk *)
     let ouri = NUri.ouri_of_nuri u in
     let o,_ = 
       CicEnvironment.get_cooked_obj ~trust:true CicUniv.oblivion_ugraph ouri 
     in
-    (* here we should freeze it *)
-    false, HExtlib.list_last (OCic2NCic.convert_obj ouri o)
+    let l = OCic2NCic.convert_obj ouri o in
+    List.iter (fun (u,_,_,_,_ as o) -> 
+      prerr_endline ("+"^NUri.string_of_uri u); 
+      NUri.UriHash.add cache u (false,o)) l;
+    false, HExtlib.list_last l
 ;;
 
 let add_obj (u,_,_,_,_ as o) =
-  (* we should unfreeze it *)
-  NUri.UriHash.add cache u o
+  NUri.UriHash.replace cache u (true, o)
 ;;
 
 let get_checked_def = function