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-- C95022B.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 IT IS POSSIBLE TO ACCEPT AN ENTRY CALL FROM INSIDE

-- THE BODY OF AN ACCEPT STATEMENT.

-- CHECK THE CASE OF ABORT DURING THE INNERMOST ACCEPT.

-- JEAN-PIERRE ROSEN 25-FEB-1984

-- JBG 6/1/84

WITH REPORT; USE REPORT;

PROCEDURE C95022B IS

BEGIN

     TEST("C95022B", "CHECK THAT EMBEDDED RENDEZVOUS ARE PROCESSED " &

                     "CORRECTLY (ABORT CASE)");

     DECLARE

          TASK TYPE CLIENT IS

               ENTRY GET_ID (I : INTEGER);

          END CLIENT;

          T_ARR : ARRAY (1..4) OF CLIENT;

          TASK KILL IS

               ENTRY ME;

          END KILL;

          TASK SERVER IS

               ENTRY E1;

               ENTRY E2;

               ENTRY E3;

               ENTRY E4;

          END SERVER;

          TASK BODY SERVER IS

          BEGIN

               ACCEPT E1 DO

                    ACCEPT E2 DO

                         ACCEPT E3 DO

                              ACCEPT E4 DO

                                   KILL.ME;

                                   E1;  -- WILL DEADLOCK UNTIL ABORT.

                              END E4;

                         END E3;

                    END E2;

               END E1;

          END SERVER;

          TASK BODY KILL IS

          BEGIN

               ACCEPT ME;

               ABORT SERVER;

          END;

          TASK BODY CLIENT IS

               ID : INTEGER;

          BEGIN

               ACCEPT GET_ID( I : INTEGER) DO

                    ID := I;

               END GET_ID;

               CASE ID IS

                    WHEN 1      => SERVER.E1;

                    WHEN 2      => SERVER.E2;

                    WHEN 3      => SERVER.E3;

                    WHEN 4      => SERVER.E4;

                    WHEN OTHERS => FAILED ("INCORRECT ID");

               END CASE;

               FAILED ("TASKING_ERROR NOT RAISED IN CLIENT" &

                       INTEGER'IMAGE(ID));

          EXCEPTION

               WHEN TASKING_ERROR =>

                    NULL;

               WHEN OTHERS =>

                    FAILED("EXCEPTION IN CLIENT" & INTEGER'IMAGE(ID));

          END CLIENT;

     BEGIN

          FOR I IN 1 .. 4 LOOP

               T_ARR(I).GET_ID(I);

          END LOOP;

     END;

     RESULT;

END C95022B;