| -- C94001G.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 COMPLETED TASK WITH DEPENDENT TASKS TERMINATES WHEN |
| -- A L L DEPENDENT TASKS HAVE TERMINATED. |
| |
| -- WEI 3/ 4/82 |
| -- JBG 4/2/84 |
| -- JWC 6/28/85 RENAMED FROM C940AIA-B.ADA |
| |
| with Impdef; |
| WITH REPORT; |
| USE REPORT; |
| PROCEDURE C94001G IS |
| |
| PACKAGE SPY IS -- PROVIDE PROTECTED ACCESS TO SPYNUMB |
| SUBTYPE ARG IS NATURAL RANGE 0..9; |
| FUNCTION SPYNUMB RETURN NATURAL; -- READ |
| FUNCTION FINIT_POS (DIGT : IN ARG) RETURN NATURAL; -- WRITE |
| PROCEDURE PSPY_NUMB (DIGT : IN ARG); -- WRITE |
| END SPY; |
| |
| USE SPY; |
| |
| PACKAGE BODY SPY IS |
| |
| TASK GUARD IS |
| ENTRY READ (NUMB : OUT NATURAL); |
| ENTRY WRITE (NUMB : IN NATURAL); |
| END GUARD; |
| |
| TASK BODY GUARD IS |
| SPYNUMB : NATURAL := 0; |
| BEGIN |
| LOOP |
| SELECT |
| ACCEPT READ (NUMB : OUT NATURAL) DO |
| NUMB := SPYNUMB; |
| END READ; |
| OR ACCEPT WRITE (NUMB : IN NATURAL) DO |
| SPYNUMB := 10*SPYNUMB+NUMB; |
| END WRITE; |
| OR TERMINATE; |
| END SELECT; |
| END LOOP; |
| END GUARD; |
| |
| FUNCTION SPYNUMB RETURN NATURAL IS |
| TEMP : NATURAL; |
| BEGIN |
| GUARD.READ (TEMP); |
| RETURN TEMP; |
| END SPYNUMB; |
| |
| FUNCTION FINIT_POS (DIGT: IN ARG) RETURN NATURAL IS |
| BEGIN |
| GUARD.WRITE (DIGT); |
| RETURN DIGT; |
| END FINIT_POS; |
| |
| PROCEDURE PSPY_NUMB (DIGT : IN ARG) IS |
| BEGIN |
| GUARD.WRITE (DIGT); |
| END PSPY_NUMB; |
| END SPY; |
| |
| BEGIN |
| TEST ("C94001G", "TERMINATION WHEN ALL DEPENDENT TASKS " & |
| "HAVE TERMINATED"); |
| |
| BLOCK: |
| DECLARE |
| |
| TASK TYPE TT1; |
| |
| TASK BODY TT1 IS |
| BEGIN |
| DELAY 1.0 * Impdef.One_Second; |
| PSPY_NUMB (1); |
| END TT1; |
| |
| TASK T1 IS |
| END T1; |
| |
| TASK BODY T1 IS |
| OBJ_TT1_1, OBJ_TT1_2, OBJ_TT1_3 : TT1; |
| BEGIN |
| NULL; |
| END T1; |
| |
| BEGIN |
| NULL; |
| END BLOCK; -- WAIT HERE FOR TERMINATION. |
| |
| IF SPYNUMB /= 111 THEN |
| FAILED ("TASK T1 TERMINATED BEFORE " & |
| "ALL DEPENDENT TASKS HAVE TERMINATED"); |
| COMMENT ("ACTUAL ORDER WAS:" & INTEGER'IMAGE(SPYNUMB)); |
| END IF; |
| |
| RESULT; |
| |
| END C94001G; |