| -- C9A009G.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 MASTER ABORTED WITH SUBTASKS IN AN ENTRY CALL BECOMES |
| -- COMPLETED, BUT NOT TERMINATED, BEFORE THE END OF THE RENDEZVOUS. |
| |
| -- JEAN-PIERRE ROSEN 16-MAR-1984 |
| -- JBG 6/1/84 |
| -- PWN 11/30/94 REMOVED PRAGMA PRIORITY INSTANCES FOR ADA 9X. |
| |
| WITH REPORT,SYSTEM; |
| USE REPORT,SYSTEM; |
| PROCEDURE C9A009G IS |
| |
| |
| TASK BLOCKING IS |
| ENTRY START; |
| ENTRY STOP; |
| ENTRY RESTART; |
| ENTRY NO_CALL; |
| END BLOCKING; |
| |
| TASK BODY BLOCKING IS |
| BEGIN |
| SELECT |
| ACCEPT STOP DO |
| ACCEPT START; |
| ACCEPT RESTART; |
| END; |
| OR TERMINATE; |
| END SELECT; |
| END; |
| |
| BEGIN |
| |
| TEST("C9A009G", "MASTER COMPLETED BUT NOT TERMINATED"); |
| |
| DECLARE -- T1 ABORTED WHILE DEPENDENT TASK IN RENDEVOUS 9C? |
| |
| TASK T1 IS |
| ENTRY LOCK; |
| END T1; |
| |
| TASK BODY T1 IS |
| TASK T2; |
| |
| TASK BODY T2 IS |
| BEGIN |
| BLOCKING.STOP; |
| FAILED ("T2 NOT ABORTED"); |
| END; |
| BEGIN |
| BLOCKING.NO_CALL; -- WILL DEADLOCK UNTIL ABORT |
| END T1; |
| |
| BEGIN |
| BLOCKING.START; |
| ABORT T1; |
| |
| IF T1'CALLABLE THEN |
| FAILED("T1 STILL CALLABLE - 2"); |
| END IF; |
| |
| IF T1'TERMINATED THEN -- T1'S DEPENDENT TASK, T2, STILL IN |
| -- RENDEVOUS |
| FAILED("T1 PREMATURELY TERMINATED - 2"); |
| END IF; |
| |
| BLOCKING.RESTART; |
| END; |
| |
| RESULT; |
| |
| END C9A009G; |