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-- CC3019B1.ADA
-- 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.
--*
-- THIS IS GENERIC PACKAGE WHICH IS USED TO CHECK THE LEVEL OF
-- NESTED GENERICS SUPPORTED BY AN IMPLEMENTATION. IT IS USED
-- BY THE MAIN PROCEDURE, I.E., CC3019B2M.ADA.
--
-- *** THIS FILE MUST BE COMPILED AFTER CC3019B0.ADA HAS BEEN
-- *** COMPILED.
--
-- HISTORY:
-- EDWARD V. BERARD, 31 AUGUST 1990
WITH CC3019B0_LIST_CLASS ;
GENERIC
TYPE ELEMENT IS LIMITED PRIVATE ;
WITH PROCEDURE ASSIGN (SOURCE : IN OUT ELEMENT ;
DESTINATION : IN OUT ELEMENT) ;
WITH FUNCTION "=" (LEFT : IN ELEMENT ;
RIGHT : IN ELEMENT) RETURN BOOLEAN ;
PACKAGE CC3019B1_STACK_CLASS IS
TYPE STACK IS LIMITED PRIVATE ;
OVERFLOW : EXCEPTION ;
UNDERFLOW : EXCEPTION ;
PROCEDURE PUSH (THIS_ELEMENT : IN OUT ELEMENT ;
ON_TO_THIS_STACK : IN OUT STACK) ;
PROCEDURE POP (THIS_ELEMENT : IN OUT ELEMENT ;
OFF_THIS_STACK : IN OUT STACK) ;
PROCEDURE COPY (THIS_STACK : IN OUT STACK ;
TO_THIS_STACK : IN OUT STACK) ;
PROCEDURE CLEAR (THIS_STACK : IN OUT STACK) ;
GENERIC
WITH PROCEDURE PROCESS (THIS_ELEMENT : IN ELEMENT ;
CONTINUE : OUT BOOLEAN) ;
PROCEDURE ITERATE (OVER_THIS_STACK : IN STACK) ;
FUNCTION NUMBER_OF_ELEMENTS (ON_THIS_STACK : IN STACK)
RETURN NATURAL ;
FUNCTION "=" (LEFT : IN STACK ;
RIGHT : IN STACK) RETURN BOOLEAN ;
PRIVATE
PACKAGE NEW_LIST_CLASS IS
NEW CC3019B0_LIST_CLASS (ELEMENT => ELEMENT,
ASSIGN => ASSIGN,
"=" => "=") ;
TYPE STACK IS NEW NEW_LIST_CLASS.LIST ;
END CC3019B1_STACK_CLASS ;
PACKAGE BODY CC3019B1_STACK_CLASS IS
PROCEDURE PUSH (THIS_ELEMENT : IN OUT ELEMENT ;
ON_TO_THIS_STACK : IN OUT STACK) IS
BEGIN -- PUSH
NEW_LIST_CLASS.ADD (
THIS_ELEMENT => THIS_ELEMENT,
TO_THIS_LIST =>
NEW_LIST_CLASS.LIST (ON_TO_THIS_STACK)) ;
EXCEPTION
WHEN NEW_LIST_CLASS.OVERFLOW => RAISE OVERFLOW ;
END PUSH ;
PROCEDURE POP (THIS_ELEMENT : IN OUT ELEMENT ;
OFF_THIS_STACK : IN OUT STACK) IS
BEGIN -- POP
NEW_LIST_CLASS.DELETE (
THIS_ELEMENT => THIS_ELEMENT,
FROM_THIS_LIST =>
NEW_LIST_CLASS.LIST (OFF_THIS_STACK)) ;
EXCEPTION
WHEN NEW_LIST_CLASS.UNDERFLOW => RAISE UNDERFLOW ;
END POP ;
PROCEDURE COPY (THIS_STACK : IN OUT STACK ;
TO_THIS_STACK : IN OUT STACK) IS
BEGIN -- COPY
NEW_LIST_CLASS.COPY (
THIS_LIST => NEW_LIST_CLASS.LIST (THIS_STACK),
TO_THIS_LIST => NEW_LIST_CLASS.LIST (TO_THIS_STACK)) ;
END COPY ;
PROCEDURE CLEAR (THIS_STACK : IN OUT STACK) IS
BEGIN -- CLEAR
NEW_LIST_CLASS.CLEAR (NEW_LIST_CLASS.LIST (THIS_STACK)) ;
END CLEAR ;
PROCEDURE ITERATE (OVER_THIS_STACK : IN STACK) IS
PROCEDURE STACK_ITERATE IS NEW NEW_LIST_CLASS.ITERATE
(PROCESS => PROCESS) ;
BEGIN -- ITERATE
STACK_ITERATE (NEW_LIST_CLASS.LIST (OVER_THIS_STACK)) ;
END ITERATE ;
FUNCTION NUMBER_OF_ELEMENTS (ON_THIS_STACK : IN STACK)
RETURN NATURAL IS
BEGIN -- NUMBER_OF_ELEMENTS
RETURN NEW_LIST_CLASS.NUMBER_OF_ELEMENTS
(IN_THIS_LIST => NEW_LIST_CLASS.LIST (ON_THIS_STACK)) ;
END NUMBER_OF_ELEMENTS ;
FUNCTION "=" (LEFT : IN STACK ;
RIGHT : IN STACK) RETURN BOOLEAN IS
BEGIN -- "="
RETURN NEW_LIST_CLASS."=" (
LEFT => NEW_LIST_CLASS.LIST (LEFT),
RIGHT => NEW_LIST_CLASS.LIST (RIGHT)) ;
END "=" ;
END CC3019B1_STACK_CLASS ;
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