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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;