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-- C93004B.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.
 
-- THE ENCLOSING BLOCK RECEIVES TASKING_ERROR.
 
-- CHECK THAT TASKS WAITING ON ENTRIES OF SUCH TASKS RECEIVE
-- TASKING_ERROR
 
-- JEAN-PIERRE ROSEN 09-MAR-1984
-- JBG 06/01/84
-- JBG 05/23/85
-- EG  10/29/85 ELIMINATE THE USE OF NUMERIC_ERROR IN TEST.
-- PWN 11/30/94 REMOVED PRAGMA PRIORITY INSTANCES FOR ADA 9X.
 
WITH REPORT; USE REPORT;
WITH SYSTEM; USE SYSTEM;
PROCEDURE C93004B IS
 
BEGIN
     TEST("C93004B", "EXCEPTIONS DURING ACTIVATION");
 
     DECLARE
 
          TASK TYPE T1 IS
          END T1;
 
          TASK TYPE T2 IS
               ENTRY E;
          END T2;
 
          ARR_T2: ARRAY(INTEGER RANGE 1..1) OF T2;
 
          TYPE AT1 IS ACCESS T1;
 
          PACKAGE START_T1 IS  -- THIS PACKAGE TO AVOID ACCESS BEFORE
          END START_T1;        -- 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(1)).E;
                         FAILED ("RENDEZVOUS COMPLETED - T1BIS");
                    EXCEPTION
                         WHEN TASKING_ERROR =>
                              NULL;
                         WHEN OTHERS =>
                              FAILED("ABNORMAL EXCEPTION - T1BIS");
                    END T1BIS;
               BEGIN
                    NULL;
               END;
 
               ARR_T2(IDENT_INT(1)).E;  -- ARR_T2(1) 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
          FAILED ("TASKING_ERROR NOT RAISED IN MAIN");
          T3.E;          -- CLEAN UP.
     EXCEPTION
          WHEN TASKING_ERROR =>
               BEGIN
                    T3.E;
               EXCEPTION
                    WHEN TASKING_ERROR =>
                         FAILED ("T3 NOT ACTIVATED");
               END;
          WHEN CONSTRAINT_ERROR =>
               FAILED ("CONSTRAINT_ERROR RAISED IN MAIN");
          WHEN OTHERS =>
               FAILED ("ABNORMAL EXCEPTION IN MAIN-2");
     END;
 
     RESULT;
END C93004B;
 

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