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-- C95040C.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.
--*
-- CHECKS THAT A TASK COMPLETED, BUT NOT TERMINATED (I.E. WAITING
-- FOR TERMINATION OF A DEPENDENT TASK) IS NEITHER 'TERMINATED NOR
-- 'CALLABLE. CALLS TO ENTRIES BELONGING TO SUCH A TASK RAISE
-- TASKING_ERROR.
-- J.P. ROSEN, ADA PROJECT, NYU
-- JBG 6/1/84
-- JWC 6/28/85 RENAMED FROM C9A009A-B.ADA
-- PWN 9/11/94 REMOVED PRAGMA PRIORITY FOR ADA 9X
WITH REPORT; USE REPORT;
WITH SYSTEM; USE SYSTEM;
PROCEDURE C95040C IS
BEGIN
TEST ("C95040C", "TASKING_ERROR RAISED WHEN CALLING COMPLETED " &
"BUT UNTERMINATED TASK");
DECLARE
TASK T1 IS
ENTRY E;
END T1;
TASK BODY T1 IS
TASK T2 IS
END T2;
TASK BODY T2 IS
BEGIN
COMMENT ("BEGIN T2");
T1.E; -- T1 WILL COMPLETE BEFORE THIS CALL
-- OR WHILE WAITING FOR THIS CALL TO
-- BE ACCEPTED. WILL DEADLOCK IF
-- TASKING_ERROR IS NOT RAISED.
FAILED ("NO TASKING_ERROR RAISED");
EXCEPTION
WHEN TASKING_ERROR =>
IF T1'CALLABLE THEN
FAILED ("T1 STILL CALLABLE");
END IF;
IF T1'TERMINATED THEN -- T1 CAN'T TERMINATE
-- UNTIL T2 HAS
-- TERMINATED.
FAILED ("T1 TERMINATED");
END IF;
WHEN OTHERS =>
FAILED ("WRONG EXCEPTION");
END T2;
BEGIN
NULL;
END;
BEGIN
NULL;
END;
RESULT;
END C95040C;
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