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1 149 jeremybenn
-- C93005A.ADA
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--                             Grant of Unlimited Rights
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--
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--     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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--     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained 
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--     unlimited rights in the software and documentation contained herein.
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--     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making 
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--     this public release, the Government intends to confer upon all 
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--     recipients unlimited rights  equal to those held by the Government.  
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--     These rights include rights to use, duplicate, release or disclose the 
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--     released technical data and computer software in whole or in part, in 
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--     any manner and for any purpose whatsoever, and to have or permit others 
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--     to do so.
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--
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--                                    DISCLAIMER
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--
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--     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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--     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED 
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--     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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--     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE 
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--     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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--     PARTICULAR PURPOSE OF SAID MATERIAL.
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--*
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-- CHECK THAT WHEN AN EXCEPTION IS RAISED IN A DECLARATIVE PART, A TASK
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-- DECLARED IN THE SAME DECLARATIVE PART BECOMES TERMINATED.
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-- CHECK THAT A TASK WAITING ON ENTRIES OF SUCH A
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-- TERMINATED-BEFORE-ACTIVATION TASK RECEIVES TASKING_ERROR.
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-- JEAN-PIERRE ROSEN 3/9/84
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-- JBG 06/01/84
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-- JBG 05/23/85
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-- EG  10/29/85  ELIMINATE THE USE OF NUMERIC_ERROR IN TEST.
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-- PWN 01/31/95  REMOVED INCONSISTENCIES WITH ADA 9X.
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WITH REPORT; USE REPORT;
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WITH SYSTEM; USE SYSTEM;
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PROCEDURE C93005A IS
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BEGIN
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     TEST("C93005A", "EXCEPTIONS RAISED IN A DECLARATIVE PART " &
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                     "CONTAINING TASKS");
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     BEGIN
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          DECLARE
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               TASK TYPE T1 IS     -- CHECKS THAT T2 TERMINATES.
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               END T1;
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               TYPE AT1 IS ACCESS T1;
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               TASK T2 IS          -- WILL NEVER BE ACTIVATED.
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                    ENTRY E;
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               END T2;
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               PACKAGE RAISE_IT IS
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               END RAISE_IT;
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               TASK BODY T2 IS
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               BEGIN
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                    FAILED ("T2 ACTIVATED");
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                    -- IN CASE OF FAILURE
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                    LOOP
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                         SELECT
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                              ACCEPT E;
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                         OR
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                              TERMINATE;
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                         END SELECT;
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                    END LOOP;
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               END T2;
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               TASK BODY T1 IS
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               BEGIN
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                    DECLARE  -- THIS BLOCK TO CHECK THAT T3 TERMINATES.
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                         TASK T3 IS
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                         END T3;
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                         TASK BODY T3 IS
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                         BEGIN
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                              T2.E;
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                              FAILED ("RENDEZVOUS COMPLETED WITHOUT " &
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                                      "ERROR - T3");
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                         EXCEPTION
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                              WHEN TASKING_ERROR =>
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                                   NULL;
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                              WHEN OTHERS =>
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                                   FAILED("ABNORMAL EXCEPTION - T3");
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                         END T3;
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                    BEGIN
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                         NULL;
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                    END;
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                    T2.E;    --T2 IS NOW TERMINATED
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                    FAILED ("RENDEZVOUS COMPLETED WITHOUT ERROR - T1");
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               EXCEPTION
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                    WHEN TASKING_ERROR =>
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                         NULL;
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                    WHEN OTHERS =>
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                         FAILED("ABNORMAL EXCEPTION - T1");
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               END;
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               PACKAGE BODY RAISE_IT IS
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                    PT1 : AT1 := NEW T1;
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                    I   : POSITIVE := IDENT_INT(0); -- RAISE
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                                                    -- CONSTRAINT_ERROR.
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               BEGIN
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                    IF I /= IDENT_INT(2) OR I = IDENT_INT(1) + 1 THEN
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                         FAILED ("PACKAGE DIDN'T RAISE EXCEPTION");
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                    END IF;
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               END RAISE_IT;
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          BEGIN     -- CAN'T LEAVE BLOCK UNTIL T1, T2, AND T3 ARE TERM.
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               FAILED ("EXCEPTION NOT RAISED");
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          END;
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     EXCEPTION
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          WHEN CONSTRAINT_ERROR =>
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               NULL;
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          WHEN TASKING_ERROR =>
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               FAILED ("TASKING_ERROR IN MAIN PROGRAM");
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          WHEN OTHERS =>
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               FAILED ("ABNORMAL EXCEPTION IN MAIN-1");
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     END;
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     RESULT;
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END C93005A;

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