gcc/testsuite/ada/acats/tests/c9/c9a009a.ada

   1 -- C9A009A.ADA
   2
   3 --                             Grant of Unlimited Rights
   4 --
   5 --     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
   6 --     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
   7 --     unlimited rights in the software and documentation contained herein.
   8 --     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making
   9 --     this public release, the Government intends to confer upon all
  10 --     recipients unlimited rights  equal to those held by the Government.
  11 --     These rights include rights to use, duplicate, release or disclose the
  12 --     released technical data and computer software in whole or in part, in
  13 --     any manner and for any purpose whatsoever, and to have or permit others
  14 --     to do so.
  15 --
  16 --                                    DISCLAIMER
  17 --
  18 --     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
  19 --     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
  20 --     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
  21 --     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
  22 --     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
  23 --     PARTICULAR PURPOSE OF SAID MATERIAL.
  24 --*
  25 -- TEST ABORT DURING RENDEZVOUS
  26
  27 -- CALLING TASK IN RENDEVOUS IS NAMED IN ABORT STATEMENT.
  28
  29 -- JEAN-PIERRE ROSEN 09 MARCH 1984
  30 -- JBG 6/1/84
  31 -- JWC 6/28/85   RENAMED FROM C9A009D-B.ADA
  32
  33 WITH SYSTEM; USE SYSTEM;
  34 WITH REPORT; USE REPORT;
  35 PROCEDURE C9A009A IS
  36
  37 BEGIN
  38
  39      TEST("C9A009A", "CALLING TASK IS ABORTED DIRECTLY");
  40
  41      DECLARE
  42      -- T1 CALLS T2, WHICH ABORTS T1 WHILE IN RENDEVOUS
  43
  44           T2_CONTINUED : BOOLEAN := FALSE;
  45
  46           TASK CONTINUED IS
  47                ENTRY GET (T2_CONTINUED : OUT BOOLEAN);
  48                ENTRY PUT (T2_CONTINUED : IN  BOOLEAN);
  49           END CONTINUED;
  50
  51           TASK BODY CONTINUED IS
  52                CONTINUED : BOOLEAN := FALSE;
  53           BEGIN
  54                LOOP
  55                     SELECT
  56                          ACCEPT GET (T2_CONTINUED : OUT BOOLEAN) DO
  57                               T2_CONTINUED := CONTINUED;
  58                          END GET;
  59                     OR
  60                          ACCEPT PUT (T2_CONTINUED : IN BOOLEAN) DO
  61                               CONTINUED := T2_CONTINUED;
  62                          END PUT;
  63                     OR
  64                          TERMINATE;
  65                     END SELECT;
  66                END LOOP;
  67           END CONTINUED;
  68
  69      BEGIN     -- THIS BLOCK WILL MAKE SURE T2 IS TERMINATED, AND SO,
  70                -- T2_CONTINUED IS ASSIGNED A VALUE IF T2 CONTINUES
  71                -- EXECUTION CORRECTLY.
  72
  73           DECLARE
  74
  75                TASK T1;
  76
  77                TASK T2 IS
  78                     ENTRY E1;
  79                END T2;
  80
  81                TASK BODY T1 IS
  82                BEGIN
  83                     T2.E1;
  84                     FAILED ("T1 NOT ABORTED");
  85                EXCEPTION
  86                     WHEN TASKING_ERROR =>
  87                          FAILED ("TASKING_ERROR RAISED IN T1");
  88                     WHEN OTHERS =>
  89                          FAILED ("OTHER EXCEPTION RAISED - T1");
  90                END T1;
  91
  92                TASK BODY T2 IS
  93                BEGIN
  94                     ACCEPT E1 DO
  95                          ABORT T1;
  96                          ABORT T1;
  97                          ABORT T1; -- WHY NOT?
  98                          IF T1'TERMINATED THEN
  99                               FAILED ("T1 PREMATURELY TERMINATED");
 100                          END IF;
 101                     END E1;
 102                     CONTINUED.PUT (T2_CONTINUED => TRUE);
 103                END T2;
 104           BEGIN
 105                NULL;
 106           END;
 107      -- T2 NOW TERMINATED
 108           CONTINUED.GET (T2_CONTINUED);
 109           IF NOT T2_CONTINUED THEN
 110                FAILED ("WHEN CALLER WAS ABORTED IN RENDEVOUS, CALLED " &
 111                        "TASK DID NOT CONTINUE");
 112           END IF;
 113      END;
 114
 115      RESULT;
 116
 117 END C9A009A;