c94004c.ada

linux下编程用 编译软件

-- C94004C.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 MAIN PROGRAM TERMINATES WITHOUT WAITING FOR TASKS THAT
-- DEPEND ON A LIBRARY PACKAGE AND THAT SUCH TASKS ARE NOT TERMINATED BY
-- MAIN PROGRAM TERMINATION.

-- CASE C:  TASK OBJECT DECLARED IN LIBRARY PACKAGE USED BY MAIN PROGRAM
--          AND WAITING AT A SELECTIVE WAIT WITH TERMINATE.

-- JRK 10/8/81
-- SPS 11/21/82
-- JBG 12/6/84
-- JRK 11/21/85  RENAMED FROM C94004C-B.ADA; REVISED ACCORDING TO
--               AI-00399.
-- JRK 10/24/86  RENAMED FROM E94004C-B.ADA; REVISED ACCORDING TO
--               REVISED AI-00399.
-- PWN 09/11/94  REMOVED PRAGMA PRIORITY FOR ADA 9X.

WITH SYSTEM; USE SYSTEM;
PACKAGE C94004C_PKG IS

     TASK TYPE TT IS
          ENTRY E;
     END TT;

END C94004C_PKG;

with Impdef;
WITH REPORT; USE REPORT;
PRAGMA ELABORATE (REPORT);
PACKAGE BODY C94004C_PKG IS

     TASK BODY TT IS
          I : INTEGER := IDENT_INT (120);
     BEGIN
          ACCEPT E;
          COMMENT ("DELAY LIBRARY TASK FOR TWO MINUTES");
          DELAY DURATION(I) * Impdef.One_Second;
          -- MAIN PROGRAM SHOULD NOW BE TERMINATED.
          RESULT;
          -- USE LOOP FOR SELECTIVE WAIT WITH TERMINATE.
          LOOP
               SELECT
                    ACCEPT E;
               OR
                    TERMINATE;
               END SELECT;
          END LOOP;
          -- FAILS IF JOB HANGS UP WITHOUT TERMINATING.
     END TT;

END C94004C_PKG;

WITH C94004C_PKG; USE C94004C_PKG;
PRAGMA ELABORATE (C94004C_PKG);
PACKAGE C94004C_TASK IS
     T : TT;
END;

WITH SYSTEM; USE SYSTEM;
WITH REPORT; USE REPORT;
WITH C94004C_TASK;
PROCEDURE C94004C IS


BEGIN
     TEST ("C94004C", "CHECK THAT A MAIN PROGRAM TERMINATES " &
                      "WITHOUT WAITING FOR TASKS THAT DEPEND " &
                      "ON A LIBRARY PACKAGE AND THAT SUCH TASKS " &
                      "CONTINUE TO EXECUTE");

     COMMENT ("THE INVOKING SYSTEM'S JOB CONTROL LOG MUST BE " &
              "EXAMINED TO SEE IF THIS TEST REALLY TERMINATES");

     C94004C_TASK.T.E;      -- ALLOW TASK TO PROCEED.
     IF C94004C_TASK.T'TERMINATED THEN
          FAILED ("LIBRARY DECLARED TASK PREMATURELY TERMINATED");
     END IF;

     -- RESULT PROCEDURE IS CALLED BY LIBRARY TASK.

END C94004C;