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-- C94001B.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 UNIT WITH DEPENDENT TASKS CREATED BY AN OBJECT -- DECLARATION OF LIMITED PRIVATE TYPE IS NOT TERMINATED UNTIL ALL -- DEPENDENT TASKS BECOME TERMINATED. -- SUBTESTS ARE: -- (A, B) A SIMPLE TASK OBJECT, IN A BLOCK. -- (C, D) AN ARRAY OF TASK OBJECT, IN A FUNCTION. -- (E, F) AN ARRAY OF RECORD OF TASK OBJECT, IN A TASK BODY. -- THIS TEST CONTAINS SHARED VARIABLES AND RACE CONDITIONS. -- TBN 8/22/86 -- PWN 01/31/95 REMOVED PRAGMA PRIORITY FOR ADA 9X. with Impdef; WITH REPORT; USE REPORT; WITH SYSTEM; USE SYSTEM; PROCEDURE C94001B IS PACKAGE P IS MY_EXCEPTION : EXCEPTION; GLOBAL : INTEGER; TYPE TT IS LIMITED PRIVATE; PROCEDURE CALL_ENTRY (A : TT; B : INTEGER); PRIVATE TASK TYPE TT IS ENTRY E (I : INTEGER); END TT; END P; PACKAGE BODY P IS PROCEDURE CALL_ENTRY (A : TT; B : INTEGER) IS BEGIN A.E (B); END CALL_ENTRY; TASK BODY TT IS LOCAL : INTEGER; BEGIN ACCEPT E (I : INTEGER) DO LOCAL := I; END E; DELAY 30.0 * Impdef.One_Second; -- SINCE THE PARENT UNIT HAS HIGHER -- PRIORITY AT THIS POINT, IT WILL -- RECEIVE CONTROL AND TERMINATE IF -- THE ERROR IS PRESENT. GLOBAL := LOCAL; END TT; END P; USE P; BEGIN TEST ("C94001B", "CHECK THAT A UNIT WITH DEPENDENT TASKS " & "CREATED BY AN OBJECT DECLARATION OF LIMITED " & "PRIVATE TYPE IS NOT TERMINATED UNTIL ALL " & "DEPENDENT TASKS BECOME TERMINATED"); -------------------------------------------------- GLOBAL := IDENT_INT (0); DECLARE -- (A) T : TT; BEGIN -- (A) CALL_ENTRY (T, IDENT_INT(1)); END; -- (A) IF GLOBAL /= 1 THEN FAILED ("DEPENDENT TASK NOT TERMINATED BEFORE " & "BLOCK EXIT - 1"); END IF; -------------------------------------------------- GLOBAL := IDENT_INT (0); BEGIN -- (B) DECLARE T : TT; BEGIN CALL_ENTRY (T, IDENT_INT(2)); RAISE MY_EXCEPTION; END; FAILED ("MY_EXCEPTION WAS NOT RAISED - 2"); EXCEPTION WHEN MY_EXCEPTION => IF GLOBAL /= 2 THEN FAILED ("DEPENDENT TASK NOT TERMINATED BEFORE " & "BLOCK EXIT - 2"); END IF; WHEN OTHERS => FAILED ("UNEXPECTED EXCEPTION - 2"); END; -- (B) -------------------------------------------------- GLOBAL := IDENT_INT (0); DECLARE -- (C) I : INTEGER; FUNCTION F RETURN INTEGER IS A : ARRAY (1..1) OF TT; BEGIN CALL_ENTRY (A(1), IDENT_INT(3)); RETURN 0; END F; BEGIN -- (C) I := F; IF GLOBAL /= 3 THEN FAILED ("DEPENDENT TASK NOT TERMINATED BEFORE " & "FUNCTION EXIT - 3"); END IF; END; -- (C) -------------------------------------------------- GLOBAL := IDENT_INT (0); DECLARE -- (D) I : INTEGER; FUNCTION F RETURN INTEGER IS A : ARRAY (1..1) OF TT; BEGIN CALL_ENTRY (A(1), IDENT_INT(4)); IF EQUAL (3, 3) THEN RAISE MY_EXCEPTION; END IF; RETURN 0; END F; BEGIN -- (D) I := F; FAILED ("MY_EXCEPTION WAS NOT RAISED - 4"); EXCEPTION WHEN MY_EXCEPTION => IF GLOBAL /= 4 THEN FAILED ("DEPENDENT TASK NOT TERMINATED BEFORE " & "FUNCTION EXIT - 4"); END IF; WHEN OTHERS => FAILED ("UNEXPECTED EXCEPTION - 4"); END; -- (D) -------------------------------------------------- GLOBAL := IDENT_INT (0); DECLARE -- (E) LOOP_COUNT : INTEGER := 0; CUT_OFF : CONSTANT := 60 * 60; -- ONE HOUR DELAY. TASK TSK IS ENTRY ENT; END TSK; TASK BODY TSK IS TYPE RT IS RECORD T : TT; END RECORD; AR : ARRAY (1..1) OF RT; BEGIN CALL_ENTRY (AR(1).T, IDENT_INT(5)); END TSK; BEGIN -- (E) WHILE NOT TSK'TERMINATED AND LOOP_COUNT < CUT_OFF LOOP DELAY 1.0 * Impdef.One_Second; LOOP_COUNT := LOOP_COUNT + 1; END LOOP; IF LOOP_COUNT >= CUT_OFF THEN FAILED ("DEPENDENT TASK NOT TERMINATED WITHIN ONE " & "HOUR - 5"); ELSIF GLOBAL /= 5 THEN FAILED ("DEPENDENT TASK NOT TERMINATED BEFORE " & "TASK EXIT - 5"); END IF; END; -- (E) -------------------------------------------------- GLOBAL := IDENT_INT (0); DECLARE -- (F) LOOP_COUNT : INTEGER := 0; CUT_OFF : CONSTANT := 60 * 60; -- ONE HOUR DELAY. TASK TSK IS ENTRY ENT; END TSK; TASK BODY TSK IS TYPE RT IS RECORD T : TT; END RECORD; AR : ARRAY (1..1) OF RT; BEGIN CALL_ENTRY (AR(1).T, IDENT_INT(6)); IF EQUAL (3, 3) THEN RAISE MY_EXCEPTION; END IF; FAILED ("EXCEPTION WAS NOT RAISED - 6"); END TSK; BEGIN -- (F) WHILE NOT TSK'TERMINATED AND LOOP_COUNT < CUT_OFF LOOP DELAY 1.0 * Impdef.One_Second; LOOP_COUNT := LOOP_COUNT + 1; END LOOP; IF LOOP_COUNT >= CUT_OFF THEN FAILED ("DEPENDENT TASK NOT TERMINATED WITHIN ONE " & "HOUR - 6"); ELSIF GLOBAL /= 6 THEN FAILED ("DEPENDENT TASK NOT TERMINATED BEFORE " & "TASK EXIT - 6"); END IF; END; -- (F) RESULT; END C94001B;