File : asgc-ordered.adb
-- The Ada Structured Library - A set of container classes and general
-- tools for use with Ada95.
-- Copyright (C) 1998-1999 Corey Minyard (minyard@acm.org)
--
-- This library 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.
--
-- This library 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 this library; if not, write to the Free Software Foundation, Inc.,
-- 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
--
-- As a special exception, if other files instantiate generics from this
-- unit, or you link this unit with other files to produce an executable,
-- this unit does not by itself cause the resulting executable to be
-- covered by the GNU General Public License. This exception does not
-- however invalidate any other reasons why the executable file might be
-- covered by the GNU Public License.
--
package body Asgc.Ordered is
------------------------------------------------------------------------
function "-" (Iter1, Iter2 : in Iterator) return Integer is
begin
return (Integer(Get_Loc(Iterator'Class(Iter1)))
- Integer(Get_Loc(Iterator'Class(Iter2))));
end "-";
------------------------------------------------------------------------
procedure Add (O : in out Object; Val : in Contained_Type) is
begin
Enqueue(Object'Class(O), Val);
end Add;
------------------------------------------------------------------------
procedure Add (Iter : in out Iterator;
Val : in Contained_Type) is
Is_End : End_Marker;
begin
Last(Iterator'Class(Iter), Is_End);
Add_After(Iterator'Class(Iter), Val);
end Add;
end Asgc.Ordered;