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-- CC3019A.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.
--*
-- CHECK THAT INSTANTIATIONS OF NESTED GENERIC UNITS ARE PROCESSED
-- CORRECTLY.
-- JBG 11/6/85
GENERIC
TYPE ELEMENT_TYPE IS PRIVATE;
PACKAGE CC3019A_QUEUES IS
TYPE QUEUE_TYPE IS PRIVATE;
PROCEDURE ADD (TO_Q : IN OUT QUEUE_TYPE;
VALUE : ELEMENT_TYPE);
GENERIC
WITH PROCEDURE APPLY (VAL : ELEMENT_TYPE);
PROCEDURE ITERATOR (TO_Q : QUEUE_TYPE);
PRIVATE
TYPE CONTENTS_TYPE IS ARRAY (1..3) OF ELEMENT_TYPE;
TYPE QUEUE_TYPE IS
RECORD
CONTENTS : CONTENTS_TYPE;
SIZE : NATURAL := 0;
END RECORD;
END CC3019A_QUEUES;
PACKAGE BODY CC3019A_QUEUES IS
PROCEDURE ADD (TO_Q : IN OUT QUEUE_TYPE;
VALUE : ELEMENT_TYPE) IS
BEGIN
TO_Q.SIZE := TO_Q.SIZE + 1;
TO_Q.CONTENTS(TO_Q.SIZE) := VALUE;
END ADD;
-- GENERIC
-- WITH PROCEDURE APPLY (VAL : ELEMENT_TYPE);
PROCEDURE ITERATOR (TO_Q : QUEUE_TYPE) IS
BEGIN
FOR I IN TO_Q.CONTENTS'FIRST .. TO_Q.SIZE LOOP
APPLY (TO_Q.CONTENTS(I));
END LOOP;
END ITERATOR;
END CC3019A_QUEUES;
WITH REPORT; USE REPORT;
WITH CC3019A_QUEUES;
PROCEDURE CC3019A IS
SUBTYPE STR6 IS STRING (1..6);
TYPE STR6_ARR IS ARRAY (1..3) OF STR6;
STR6_VALS : STR6_ARR := ("111111", "222222",
IDENT_STR("333333"));
CUR_STR_INDEX : NATURAL := 1;
TYPE INT_ARR IS ARRAY (1..3) OF INTEGER;
INT_VALS : INT_ARR := (-1, 3, IDENT_INT(3));
CUR_INT_INDEX : NATURAL := 1;
-- THIS PROCEDURE IS CALLED ONCE FOR EACH ELEMENT OF THE QUEUE
--
PROCEDURE CHECK_STR (VAL : STR6) IS
BEGIN
IF VAL /= STR6_VALS(CUR_STR_INDEX) THEN
FAILED ("STR6 ITERATOR FOR INDEX =" &
INTEGER'IMAGE(CUR_STR_INDEX) & " WITH VALUE " &
"""" & VAL & """");
END IF;
CUR_STR_INDEX := CUR_STR_INDEX + 1;
EXCEPTION
WHEN CONSTRAINT_ERROR =>
FAILED ("STR6 - CONSTRAINT_ERROR RAISED");
WHEN OTHERS =>
FAILED ("STR6 - UNEXPECTED EXCEPTION");
END CHECK_STR;
PROCEDURE CHECK_INT (VAL : INTEGER) IS
BEGIN
IF VAL /= INT_VALS(CUR_INT_INDEX) THEN
FAILED ("INTEGER ITERATOR FOR INDEX =" &
INTEGER'IMAGE(CUR_INT_INDEX) & " WITH VALUE " &
"""" & INTEGER'IMAGE(VAL) & """");
END IF;
CUR_INT_INDEX := CUR_INT_INDEX + 1;
EXCEPTION
WHEN CONSTRAINT_ERROR =>
FAILED ("INTEGER - CONSTRAINT_ERROR RAISED");
WHEN OTHERS =>
FAILED ("INTEGER - UNEXPECTED EXCEPTION");
END CHECK_INT;
PACKAGE STR6_QUEUE IS NEW CC3019A_QUEUES (STR6);
USE STR6_QUEUE;
PACKAGE INT_QUEUE IS NEW CC3019A_QUEUES (INTEGER);
USE INT_QUEUE;
BEGIN
TEST ("CC3019A", "CHECK NESTED GENERICS - ITERATORS");
DECLARE
Q1 : STR6_QUEUE.QUEUE_TYPE;
PROCEDURE CHK_STR IS NEW STR6_QUEUE.ITERATOR (CHECK_STR);
BEGIN
ADD (Q1, "111111");
ADD (Q1, "222222");
ADD (Q1, "333333");
CUR_STR_INDEX := 1;
CHK_STR (Q1);
EXCEPTION
WHEN OTHERS =>
FAILED ("UNEXPECTED EXCEPTION - Q1");
END;
-- REPEAT FOR INTEGERS
DECLARE
Q2 : INT_QUEUE.QUEUE_TYPE;
PROCEDURE CHK_INT IS NEW INT_QUEUE.ITERATOR (CHECK_INT);
BEGIN
ADD (Q2, -1);
ADD (Q2, 3);
ADD (Q2, 3);
CUR_INT_INDEX := 1;
CHK_INT (Q2);
EXCEPTION
WHEN OTHERS =>
FAILED ("UNEXPECTED EXCEPTION - Q2");
END;
RESULT;
END CC3019A;
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