X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2FmatitaScript.ml;h=6a03e3538652c379234d31e76197627ab8d51a1a;hb=1f30483032488ac4df2310b68fe8146e05524fec;hp=13668a8aecc318d7df036bf406467826e8bb639a;hpb=d7b5af5d8c6297f191cb644034b5b4cb7dfe86c1;p=helm.git

diff --git a/matita/matita/matitaScript.ml b/matita/matita/matitaScript.ml
index 13668a8ae..6a03e3538 100644
--- a/matita/matita/matitaScript.ml
+++ b/matita/matita/matitaScript.ml
@@ -117,11 +117,16 @@ let eval_nmacro include_paths (buffer : GText.buffer) status unparsed_text parse
            if tl <> [] then
             HLog.warn
              "Many goals focused. Using the context of the first one\n";
-           let _, ctx, _ = NCicUtils.lookup_meta g menv in
-            ctx in
+           let ctx = try
+             let _, ctx, _ = NCicUtils.lookup_meta g menv in ctx
+             with NCicUtils.Meta_not_found _ -> 
+               HLog.warn "Current goal is closed. Using empty context.";
+               [ ]
+           in ctx
+      in
       let m, s, status, t = 
         GrafiteDisambiguate.disambiguate_nterm 
-          status None ctx menv subst (parsed_text,parsed_text_length,
+          status `XTNone ctx menv subst (parsed_text,parsed_text_length,
             NotationPt.Cast (t,NotationPt.Implicit `JustOne))  
           (* XXX use the metasenv, if possible *)
       in
@@ -132,7 +137,7 @@ let eval_nmacro include_paths (buffer : GText.buffer) status unparsed_text parse
       let s = NTactics.intros_tac ~names_ref [] script#status in
       let rex = Pcre.regexp ~flags:[`MULTILINE] "\\A([\\n\\t\\r ]*).*\\Z" in
       let nl = Pcre.replace ~rex ~templ:"$1" parsed_text in
-      [s, nl ^ "#" ^ String.concat " " !names_ref ^ ";"], "", parsed_text_length
+      [s, nl ^ "#" ^ String.concat " #" !names_ref], "", parsed_text_length
   | TA.NAutoInteractive (_loc, (None,a)) -> 
       let trace_ref = ref [] in
       let s = NnAuto.auto_tac ~params:(None,a) ~trace_ref script#status in
@@ -140,10 +145,10 @@ let eval_nmacro include_paths (buffer : GText.buffer) status unparsed_text parse
         try List.assoc "depth" a
         with Not_found -> ""
       in
-      let trace = "/"^(if int_of_string depth > 1 then depth else "")^"/ by " in
+      let trace = "/"^(if int_of_string depth > 1 then depth else "")^" by " in
       let thms = 
         match !trace_ref with
-        | [] -> "{}"
+        | [] -> ""
         | thms -> 
            String.concat ", "  
              (HExtlib.filter_map (function 
@@ -153,7 +158,7 @@ let eval_nmacro include_paths (buffer : GText.buffer) status unparsed_text parse
       in
       let rex = Pcre.regexp ~flags:[`MULTILINE] "\\A([\\n\\t\\r ]*).*\\Z" in
       let nl = Pcre.replace ~rex ~templ:"$1" parsed_text in
-      [s, nl ^ trace ^ thms ^ ";"], "", parsed_text_length
+      [s, nl ^ trace ^ thms ^ "/"], "", parsed_text_length
   | TA.NAutoInteractive (_, (Some _,_)) -> assert false
 
 let rec eval_executable include_paths (buffer : GText.buffer)
@@ -256,8 +261,7 @@ let similarsymbols_tag = `NAME similarsymbols_tag_name in
 let initial_statuses current baseuri =
  let status = new MatitaEngine.status baseuri in
  (match current with
-     Some current ->
-      NCicLibrary.time_travel status;
+     Some current -> NCicLibrary.time_travel status;
 (*
       (* MATITA 1.0: there is a known bug in invalidation; temporary fix here *)
       NCicEnvironment.invalidate () *)
@@ -789,6 +793,7 @@ object (self)
     List.iter (fun o -> o status) observers
 
   method activate =
+    NCicLibrary.replace self#status;
     self#notify
 
   method loadFromFile f =
@@ -829,12 +834,12 @@ object (self)
   method private _saveToBackupFile () =
     if buffer#modified then
       begin
-        let f = self#filename in
+        let f = self#filename ^ "~" in
         let oc = open_out f in
         output_string oc (buffer#get_text ~start:buffer#start_iter
                             ~stop:buffer#end_iter ());
         close_out oc;
-        HLog.debug ("backup " ^ f ^ " saved")                    
+        HLog.debug ("backup " ^ f ^ " saved")
       end
   
   method private reset_buffer =