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-- C94001G.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 A COMPLETED TASK WITH DEPENDENT TASKS TERMINATES WHEN
-- A L L DEPENDENT TASKS HAVE TERMINATED.
-- WEI 3/ 4/82
-- JBG 4/2/84
-- JWC 6/28/85 RENAMED FROM C940AIA-B.ADA
with Impdef;
WITH REPORT;
USE REPORT;
PROCEDURE C94001G IS
PACKAGE SPY IS -- PROVIDE PROTECTED ACCESS TO SPYNUMB
SUBTYPE ARG IS NATURAL RANGE 0..9;
FUNCTION SPYNUMB RETURN NATURAL; -- READ
FUNCTION FINIT_POS (DIGT : IN ARG) RETURN NATURAL; -- WRITE
PROCEDURE PSPY_NUMB (DIGT : IN ARG); -- WRITE
END SPY;
USE SPY;
PACKAGE BODY SPY IS
TASK GUARD IS
ENTRY READ (NUMB : OUT NATURAL);
ENTRY WRITE (NUMB : IN NATURAL);
END GUARD;
TASK BODY GUARD IS
SPYNUMB : NATURAL := 0;
BEGIN
LOOP
SELECT
ACCEPT READ (NUMB : OUT NATURAL) DO
NUMB := SPYNUMB;
END READ;
OR ACCEPT WRITE (NUMB : IN NATURAL) DO
SPYNUMB := 10*SPYNUMB+NUMB;
END WRITE;
OR TERMINATE;
END SELECT;
END LOOP;
END GUARD;
FUNCTION SPYNUMB RETURN NATURAL IS
TEMP : NATURAL;
BEGIN
GUARD.READ (TEMP);
RETURN TEMP;
END SPYNUMB;
FUNCTION FINIT_POS (DIGT: IN ARG) RETURN NATURAL IS
BEGIN
GUARD.WRITE (DIGT);
RETURN DIGT;
END FINIT_POS;
PROCEDURE PSPY_NUMB (DIGT : IN ARG) IS
BEGIN
GUARD.WRITE (DIGT);
END PSPY_NUMB;
END SPY;
BEGIN
TEST ("C94001G", "TERMINATION WHEN ALL DEPENDENT TASKS " &
"HAVE TERMINATED");
BLOCK:
DECLARE
TASK TYPE TT1;
TASK BODY TT1 IS
BEGIN
DELAY 1.0 * Impdef.One_Second;
PSPY_NUMB (1);
END TT1;
TASK T1 IS
END T1;
TASK BODY T1 IS
OBJ_TT1_1, OBJ_TT1_2, OBJ_TT1_3 : TT1;
BEGIN
NULL;
END T1;
BEGIN
NULL;
END BLOCK; -- WAIT HERE FOR TERMINATION.
IF SPYNUMB /= 111 THEN
FAILED ("TASK T1 TERMINATED BEFORE " &
"ALL DEPENDENT TASKS HAVE TERMINATED");
COMMENT ("ACTUAL ORDER WAS:" & INTEGER'IMAGE(SPYNUMB));
END IF;
RESULT;
END C94001G;
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