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-- EDIF utils.
-- Copyright (C) 2019 Tristan Gingold
--
-- GHDL 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, or (at your option) any later
-- version.
--
-- GHDL 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 GHDL; see the file COPYING. If not, write to the Free
-- Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-- 02111-1307, USA.
package body Edif.Nutils is
procedure Init_Constr (Constr : out Constr_Type) is
begin
Constr := (Null_Node, Null_Node);
end Init_Constr;
procedure Append_Node (Constr : in out Constr_Type; N : Node) is
begin
if Constr.First = Null_Node then
Constr.First := N;
else
Set_Chain (Constr.Last, N);
end if;
Constr.Last := N;
end Append_Node;
function Get_Constr_Chain (Constr : Constr_Type) return Node is
begin
return Constr.First;
end Get_Constr_Chain;
end Edif.Nutils;
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