-- FC51C00.A -- -- Grant of Unlimited Rights -- -- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687, -- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained -- unlimited rights in the software and documentation contained herein. -- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making -- this public release, the Government intends to confer upon all -- recipients unlimited rights equal to those held by the Government. -- These rights include rights to use, duplicate, release or disclose the -- released technical data and computer software in whole or in part, in -- any manner and for any purpose whatsoever, and to have or permit others -- to do so. -- -- DISCLAIMER -- -- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR -- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED -- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE -- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE -- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A -- PARTICULAR PURPOSE OF SAID MATERIAL. --* -- -- FOUNDATION DESCRIPTION: -- This foundation declares a hierarchy of tagged types, which includes -- both abstract and non-abstract types, and which have both abstract -- and non-abstract primitive subprograms. -- -- CHANGE HISTORY: -- 06 Dec 94 SAIC ACVC 2.0 -- 03 Nov 95 SAIC ACVC 2.0.1 fixes: Deleted primitive operation Proc -- of Concrete_Root. -- 11 Aug 96 SAIC ACVC 2.1: Changed procedure bodies to update -- actual parameters. -- --! package FC51C00 is -- -- Non-abstract ultimate ancestor type: -- type Concrete_Root is tagged null record; function Func (P: Concrete_Root) return Concrete_Root; -- Abstract when -- inherited. -- -- Abstract descendant of non-abstract ultimate ancestor: -- type Abstract_Child is abstract new Concrete_Root with null record; -- Inherits: -- function Func (P: Abstract_Child) return Abstract_Child is abstract; procedure Proc (P: in out Abstract_Child) is abstract; -- Abstract. procedure New_Proc (P : out Abstract_Child) is abstract; -- Abstract. -- -- Non-abstract descendant of abstract descendant: -- type Concrete_GrandChild is new Abstract_Child with null record; function Func (P: Concrete_GrandChild) return Concrete_GrandChild; procedure Proc (P: in out Concrete_GrandChild); procedure New_Proc (P : out Concrete_GrandChild); end FC51C00; --===================================================================-- package body FC51C00 is Value : Concrete_GrandChild; function Func (P: Concrete_Root) return Concrete_Root is begin return P; end Func; function Func (P: Concrete_GrandChild) return Concrete_GrandChild is begin return P; end Func; procedure Proc (P: in out Concrete_GrandChild) is begin P := Value; end Proc; procedure New_Proc (P : out Concrete_GrandChild) is begin P := Value; end New_Proc; end FC51C00;