fixed coercions undoooing

[helm.git] / helm / ocaml / library / librarySync.ml

diff --git a/helm/ocaml/library/librarySync.ml b/helm/ocaml/library/librarySync.ml
index 922955aa0af384c3e16716c8942c2097d225426a..abb50f36351b3ca4c641d1440105d40f5732821b 100644 (file)
--- a/helm/ocaml/library/librarySync.ml
+++ b/helm/ocaml/library/librarySync.ml
@@ -50,7 +50,7 @@ let merge_coercions obj =
         C.Lambda (name, aux so, aux dest)
     | C.LetIn (name,so,dest) -> 
         C.LetIn (name, aux so, aux dest)
-    | (Cic.Appl [ c1 ; (Cic.Appl [c2; head]) ]) when 
+    | Cic.Appl [ c1 ; (Cic.Appl [c2; head]) ] when 
       CoercGraph.is_a_coercion c1 && CoercGraph.is_a_coercion c2 ->
         let source_carr = CoercGraph.source_of c2 in
         let tgt_carr = CoercGraph.target_of c1 in
@@ -308,6 +308,9 @@ let add_coercion ~basedir ~add_composites uri =
   in
   (* store that composite_uris are related to uri. the first component is the
    * stuff in the DB while the second is stuff for remove_obj *)
+  prerr_endline ("aggiungo: " ^ string_of_bool add_composites ^ UriManager.string_of_uri uri);
+  List.iter (fun u -> prerr_endline (UriManager.string_of_uri u))
+      composite_uris;
   UriManager.UriHashtbl.add coercion_hashtbl uri 
     (composite_uris,if add_composites then composite_uris else []);
   lemmas
@@ -317,6 +320,9 @@ let remove_coercion uri =
     let (composites_in_db, composites_in_lib) = 
       UriManager.UriHashtbl.find coercion_hashtbl uri 
     in
+    prerr_endline ("removing: " ^UriManager.string_of_uri uri);
+    List.iter (fun u -> prerr_endline (UriManager.string_of_uri u))
+      composites_in_db;
     UriManager.UriHashtbl.remove coercion_hashtbl uri;
     CoercDb.remove_coercion (fun (_,_,u) -> UriManager.eq uri u);
     (* remove from the DB *) 
@@ -340,7 +346,6 @@ let generate_projections ~basedir uri fields =
          CicTypeChecker.type_of_aux' [] [] bo CicUniv.empty_ugraph in
        let attrs = [`Class `Projection; `Generated] in
        let obj = Cic.Constant (name,Some bo,ty,[],attrs) in
-       
         add_single_obj ~basedir uri obj;
         let composites = 
          if coercion then