first version of kernel "basic_rg"

[helm.git] / helm / software / lambda-delta / toplevel / meta.ml

diff --git a/helm/software/lambda-delta/toplevel/meta.ml b/helm/software/lambda-delta/toplevel/meta.ml
index a35ecab8bb0bc26737622366fb90d04357dfd862..5b3895e796a282a3aa46c9b601aed728590e1d7b 100644 (file)
--- a/helm/software/lambda-delta/toplevel/meta.ml
+++ b/helm/software/lambda-delta/toplevel/meta.ml
@@ -1,39 +1,27 @@
-(* Copyright (C) 2000, HELM Team.
- * 
- * This file is part of HELM, an Hypertextual, Electronic
- * Library of Mathematics, developed at the Computer Science
- * Department, University of Bologna, Italy.
- * 
- * HELM is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- * 
- * HELM is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with HELM; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- * MA  02111-1307, USA.
- * 
- * For details, see the HELM World-Wide-Web page,
- * http://cs.unibo.it/helm/.
- *)
+(*
+    ||M||  This file is part of HELM, an Hypertextual, Electronic        
+    ||A||  Library of Mathematics, developed at the Computer Science     
+    ||T||  Department, University of Bologna, Italy.                     
+    ||I||                                                                
+    ||T||  HELM is free software; you can redistribute it and/or         
+    ||A||  modify it under the terms of the GNU General Public License   
+    \   /  version 2 or (at your option) any later version.              
+     \ /   This software is distributed as is, NO WARRANTY.              
+      V_______________________________________________________________ *)
+
+type uri = NUri.uri
 
 type id = Aut.id
 
-type qid = id * id list (* qualified identifier: name, qualifiers *)
+type term = Sort of bool                  (* sorts: true = TYPE, false = PROP *)
+         | LRef of int * int             (* local reference: context length, de bruijn index *)
+         | GRef of int * uri * term list (* global reference: context length, name, arguments *)
+         | Appl of term * term           (* application: argument, function *)
+         | Abst of id * term * term      (* abstraction: name, type, scope *)
 
-type term = Sort of bool              (* sorts: true = TYPE, false = PROP *)
-         | LRef of int               (* local reference: de bruijn index *)
-         | GRef of qid * term list   (* global reference: name, arguments *)
-         | Appl of term * term       (* application: argument, function *)
-         | Abst of id * term * term  (* abstraction: name, type, body *)
+type pars = (id * term) list (* parameter declarations: name, type *)
 
-type pars = (qid * term) list (* parameter declarations: name, type *)
+(* entry: line number, parameters, name, type, (transparent?, body) *)
+type entry = int * pars * uri * term * (bool * term) option
 
-(* environment: parameters, name, type, (transparent?, body) *)
-type environment = (pars * qid * term * (bool * term) option) list
+type item = entry option