(*
    ||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_______________________________________________________________ *)

module G = Options
module Q = Ccs

type status = {
   delta: bool;  (* global delta-expansion *)
   rt: bool;     (* reference typing *)
   si: bool;     (* sort inclusion *)
   expand: bool; (* always expand global definitions *)
   cc: Q.csys;   (* conversion constraints *) 
}

(* helpers ******************************************************************)

let initial_status () = {
   delta = false; rt = false; 
   si = !G.si; expand = !G.expand; cc = Q.init ()
}

let refresh_status st = {st with
   si = !G.si; expand = !G.expand; cc = Q.init ()
}