| -- C93004D.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 WHEN AN EXCEPTION IS RAISED DURING THE ACTIVATION OF A |
| -- TASK, OTHER TASKS ARE UNAFFECTED. |
| |
| -- THIS TEST CHECKS THE CASE IN WHICH SOME OF THE OTHER TASKS ARE |
| -- PERHAPS ACTIVATED BEFORE THE EXCEPTION OCCURS AND SOME TASKS ARE |
| -- PERHAPS ACTIVATED AFTER. |
| |
| -- THE ENCLOSING BLOCK RECEIVES TASKING_ERROR. |
| |
| -- CHECK THAT TASKS WAITING FOR ENTRIES OF SUCH TASKS RECEIVE |
| -- TASKING_ERROR. |
| |
| -- R. WILLIAMS 8/6/86 |
| -- PWN 11/30/94 REMOVED PRAGMA PRIORITY INSTANCES FOR ADA 9X. |
| |
| WITH SYSTEM; USE SYSTEM; |
| WITH REPORT; USE REPORT; |
| PROCEDURE C93004D IS |
| |
| |
| BEGIN |
| TEST ( "C93004D", "CHECK THAT WHEN AN EXCEPTION IS RAISED " & |
| "DURING ACTIVATION OF A TASK, OTHER TASKS " & |
| "ARE NOT AFFECTED. IN THIS TEST, SOME OF THE " & |
| "TASKS ARE PERHAPS ACTIVATED BEFORE THE " & |
| "EXCEPTION OCCURS AND SOME PERHAPS AFTER" ); |
| |
| |
| DECLARE |
| |
| TASK T0 IS |
| ENTRY E; |
| END T0; |
| |
| TASK TYPE T1 IS |
| END T1; |
| |
| TASK TYPE T2 IS |
| ENTRY E; |
| END T2; |
| |
| ARR_T2: ARRAY(INTEGER RANGE 1..4) OF T2; |
| |
| TYPE AT1 IS ACCESS T1; |
| |
| TASK BODY T0 IS |
| BEGIN |
| ACCEPT E; |
| END T0; |
| |
| PACKAGE START_T1 IS -- THIS PACKAGE TO AVOID ACCESS |
| END START_T1; -- BEFORE ELABORATION ON T1. |
| |
| TASK BODY T1 IS |
| BEGIN |
| DECLARE -- THIS BLOCK TO CHECK THAT T1BIS TERMINATES. |
| TASK T1BIS IS |
| END T1BIS; |
| |
| TASK BODY T1BIS IS |
| BEGIN |
| ARR_T2(IDENT_INT(2)).E; |
| FAILED ("RENDEZVOUS COMPLETED - T3"); |
| EXCEPTION |
| WHEN TASKING_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED("ABNORMAL EXCEPTION - T3"); |
| END T1BIS; |
| BEGIN |
| NULL; |
| END; |
| |
| ARR_T2(IDENT_INT(2)).E; -- ARR_T2(2) IS NOW |
| -- TERMINATED. |
| |
| FAILED ("RENDEZVOUS COMPLETED WITHOUT ERROR - T1"); |
| |
| EXCEPTION |
| WHEN TASKING_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED("ABNORMAL EXCEPTION - T1"); |
| END; |
| |
| PACKAGE BODY START_T1 IS |
| V_AT1 : AT1 := NEW T1; |
| END START_T1; |
| |
| TASK BODY T2 IS |
| I : POSITIVE := IDENT_INT(0); -- RAISE CONSTRAINT_ERROR. |
| BEGIN |
| IF I /= IDENT_INT(2) OR I = IDENT_INT(1) + 1 THEN |
| FAILED("T2 ACTIVATED OK"); |
| END IF; |
| END T2; |
| |
| TASK T3 IS |
| ENTRY E; |
| END T3; |
| |
| TASK BODY T3 IS |
| BEGIN -- T3 MUST BE ACTIVATED OK. |
| ACCEPT E; |
| END T3; |
| |
| BEGIN -- T0, ARR_T2 (1 .. 4), T3 ACTIVATED HERE. |
| |
| FAILED ("TASKING_ERROR NOT RAISED IN MAIN"); |
| T3.E; -- CLEAN UP. |
| T0.E; |
| EXCEPTION |
| WHEN TASKING_ERROR => |
| BEGIN |
| T3.E; |
| T0.E; |
| EXCEPTION |
| WHEN TASKING_ERROR => |
| FAILED ("T0 OR T3 NOT ACTIVATED"); |
| END; |
| WHEN CONSTRAINT_ERROR => |
| FAILED ("CONSTRAINT_ERROR RAISED IN MAIN"); |
| WHEN OTHERS => |
| FAILED ("ABNORMAL EXCEPTION IN MAIN-2"); |
| END; |
| |
| RESULT; |
| END C93004D; |