| -- C94007A.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. |
| --* |
| -- OBJECTIVE: |
| -- CHECK THAT A TASK THAT IS DECLARED IN A NON-LIBRARY PACKAGE |
| -- (SPECIFICATION OR BODY) DOES NOT "DEPEND" ON THE PACKAGE, |
| -- BUT ON THE INNERMOST ENCLOSING BLOCK, SUBPROGRAM BODY, |
| -- OR TASK BODY. |
| -- SUBTESTS ARE: |
| -- (A) A SIMPLE TASK OBJECT, IN A VISIBLE PART, IN A BLOCK. |
| -- (B) AN ARRAY OF TASK OBJECT, IN A PRIVATE PART, IN A FUNCTION. |
| -- (C) AN ARRAY OF RECORD OF TASK OBJECT, IN A PACKAGE BODY, |
| -- IN A TASK BODY. |
| |
| -- HISTORY: |
| -- JRK 10/13/81 |
| -- SPS 11/21/82 |
| -- DHH 09/07/88 REVISED HEADER, ADDED EXCEPTION HANDLERS ON OUTER |
| -- BLOCKS, AND ADDED CASE TO INSURE THAT LEAVING A |
| -- PACKAGE VIA AN EXCEPTION WOULD NOT ABORT TASKS. |
| -- PWN 01/31/95 REMOVED PRAGMA PRIORITY FOR ADA 9X. |
| |
| with Impdef; |
| WITH REPORT; USE REPORT; |
| WITH SYSTEM; USE SYSTEM; |
| PROCEDURE C94007A IS |
| |
| TASK TYPE SYNC IS |
| ENTRY ID (C : CHARACTER); |
| ENTRY INNER; |
| ENTRY OUTER; |
| END SYNC; |
| |
| TASK BODY SYNC IS |
| ID_C : CHARACTER; |
| BEGIN |
| ACCEPT ID (C : CHARACTER) DO |
| ID_C := C; |
| END ID; |
| DELAY 1.0 * Impdef.One_Second; |
| SELECT |
| ACCEPT OUTER; |
| OR |
| DELAY 120.0 * Impdef.One_Second; |
| FAILED ("PROBABLY BLOCKED - (" & ID_C & ')'); |
| END SELECT; |
| ACCEPT INNER; |
| END SYNC; |
| |
| |
| BEGIN |
| TEST ("C94007A", "CHECK THAT A TASK THAT IS DECLARED IN A " & |
| "NON-LIBRARY PACKAGE (SPECIFICATION OR BODY) " & |
| "DOES NOT ""DEPEND"" ON THE PACKAGE, BUT ON " & |
| "THE INNERMOST ENCLOSING BLOCK, SUBPROGRAM " & |
| "BODY, OR TASK BODY"); |
| |
| -------------------------------------------------- |
| |
| DECLARE -- (A) |
| |
| S : SYNC; |
| |
| BEGIN -- (A) |
| |
| S.ID ('A'); |
| |
| DECLARE |
| |
| PACKAGE PKG IS |
| TASK T IS |
| ENTRY E; |
| END T; |
| END PKG; |
| |
| PACKAGE BODY PKG IS |
| TASK BODY T IS |
| BEGIN |
| S.INNER; -- PROBABLE INNER BLOCK POINT. |
| END T; |
| END PKG; -- PROBABLE OUTER BLOCK POINT. |
| |
| BEGIN |
| |
| S.OUTER; |
| |
| EXCEPTION |
| WHEN TASKING_ERROR => NULL; |
| END; |
| |
| EXCEPTION |
| WHEN OTHERS => |
| FAILED("UNEXPECTED EXCEPTION RAISED - A"); |
| END; -- (A) |
| |
| -------------------------------------------------- |
| |
| DECLARE -- (B) |
| |
| S : SYNC; |
| |
| I : INTEGER; |
| |
| FUNCTION F RETURN INTEGER IS |
| |
| PACKAGE PKG IS |
| PRIVATE |
| TASK TYPE TT IS |
| ENTRY E; |
| END TT; |
| A : ARRAY (1..1) OF TT; |
| END PKG; |
| |
| PACKAGE BODY PKG IS |
| TASK BODY TT IS |
| BEGIN |
| S.INNER; -- PROBABLE INNER BLOCK POINT. |
| END TT; |
| END PKG; -- PROBABLE OUTER BLOCK POINT. |
| |
| BEGIN -- F |
| |
| S.OUTER; |
| RETURN 0; |
| |
| EXCEPTION |
| WHEN TASKING_ERROR => RETURN 0; |
| END F; |
| |
| BEGIN -- (B) |
| |
| S.ID ('B'); |
| I := F; |
| |
| EXCEPTION |
| WHEN OTHERS => |
| FAILED("UNEXPECTED EXCEPTION RAISED - B"); |
| |
| END; -- (B) |
| |
| -------------------------------------------------- |
| |
| DECLARE -- (C) |
| |
| S : SYNC; |
| |
| BEGIN -- (C) |
| |
| S.ID ('C'); |
| |
| DECLARE |
| |
| TASK TSK IS |
| END TSK; |
| |
| TASK BODY TSK IS |
| |
| PACKAGE PKG IS |
| END PKG; |
| |
| PACKAGE BODY PKG IS |
| TASK TYPE TT IS |
| ENTRY E; |
| END TT; |
| |
| TYPE RT IS |
| RECORD |
| T : TT; |
| END RECORD; |
| |
| AR : ARRAY (1..1) OF RT; |
| |
| TASK BODY TT IS |
| BEGIN |
| S.INNER; -- PROBABLE INNER BLOCK POINT. |
| END TT; |
| END PKG; -- PROBABLE OUTER BLOCK POINT. |
| |
| BEGIN -- TSK |
| |
| S.OUTER; |
| |
| EXCEPTION |
| WHEN TASKING_ERROR => NULL; |
| END TSK; |
| |
| BEGIN |
| NULL; |
| END; |
| |
| EXCEPTION |
| WHEN OTHERS => |
| FAILED("UNEXPECTED EXCEPTION RAISED - C"); |
| END; -- (C) |
| |
| -------------------------------------------------- |
| |
| DECLARE -- (D) |
| |
| GLOBAL : INTEGER := IDENT_INT(5); |
| |
| BEGIN -- (D) |
| |
| DECLARE |
| |
| PACKAGE PKG IS |
| TASK T IS |
| ENTRY E; |
| END T; |
| |
| TASK T1 IS |
| END T1; |
| END PKG; |
| |
| PACKAGE BODY PKG IS |
| TASK BODY T IS |
| BEGIN |
| ACCEPT E DO |
| RAISE CONSTRAINT_ERROR; |
| END E; |
| END T; |
| |
| TASK BODY T1 IS |
| BEGIN |
| DELAY 120.0 * Impdef.One_Second; |
| GLOBAL := IDENT_INT(1); |
| END T1; |
| |
| BEGIN |
| T.E; |
| |
| END PKG; |
| USE PKG; |
| BEGIN |
| NULL; |
| END; |
| |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| IF GLOBAL /= IDENT_INT(1) THEN |
| FAILED("TASK NOT COMPLETED"); |
| END IF; |
| |
| WHEN OTHERS => |
| FAILED("UNEXPECTED EXCEPTION RAISED - D"); |
| END; -- (D) |
| |
| RESULT; |
| END C94007A; |