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-- C9A010A.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.
--*
-- TEST ABORT DURING RENDEZVOUS
-- ABORTING AN ABNORMAL (NOT YET TERMINATED) TASK.
-- JEAN-PIERRE ROSEN 09 MARCH 1984
-- JBG 6/1/84
-- JWC 6/28/85 RENAMED FROM C9A009E-B.ADA
-- PWN 01/31/95 REMOVED PRAGMA PRIORITY FOR ADA 9X.
WITH SYSTEM; USE SYSTEM;
WITH REPORT; USE REPORT;
PROCEDURE C9A010A IS
BEGIN
TEST("C9A010A", "ABORTING AN ABNORMAL TASK");
DECLARE
-- T1 CALLS T2. WHILE IN RENDEVOUS, T2 ABORTS T1 AND WAITS FOR A
-- CALL FROM THE MAIN PROGRAM. WHEN THE CALL IS ACCEPTED, THE MAIN
-- PROGRAM AGAIN ABORTS T1, WHICH IS NOW ABNORMAL, SINCE T1 HAS NOT
-- YET COMPLETED ITS RENDEVOUS WITH T2.
TASK T1 IS
END T1;
TASK T2 IS
ENTRY E1;
ENTRY E2;
END T2;
TASK BODY T1 IS
BEGIN
T2.E1;
FAILED("T1 NOT ABORTED");
EXCEPTION
WHEN TASKING_ERROR =>
FAILED ("TASKING_ERROR IN T1");
WHEN OTHERS =>
FAILED ("OTHER EXCEPTION IN T1");
END T1;
TASK BODY T2 IS
BEGIN
ACCEPT E1 DO
ABORT T1;
ACCEPT E2; -- NOTE CALLER REMAINS IN RENDEVOUS
ACCEPT E2; -- UNTIL TWO ENTRY CALLS ACCEPTED
END E1;
END T2;
BEGIN
T2.E2; -- ONLY ACCEPTED AFTER T1 HAS BEEN ABORTED.
ABORT T1; -- T1 IS ABNORMAL BECAUSE IT IS STILL IN RENDEVOUS.
IF T1'CALLABLE THEN
FAILED ("T1 CALLABLE AFTER BEING ABORTED");
END IF;
IF T1'TERMINATED THEN
FAILED ("T1 TERMINATED ALTHOUGH IN RENDEVOUS");
END IF;
T2.E2; -- T1'S RENDEVOUS CAN NOW COMPLETE; T1 CAN TERMINATE.
END;
RESULT;
END C9A010A;
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