gcc/testsuite/ada/acats/tests/c9/c97203b.ada

   1 -- C97203B.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 -- CHECK THAT A CONDITIONAL_ENTRY_CALL CAN APPEAR IN PLACES WHERE A
  26 --     SELECTIVE_WAIT  CANNOT.
  27
  28 -- PART 2: PROCEDURE BODY EMBEDDED IN TASK BODY.
  29
  30
  31 -- RM 4/09/1982
  32
  33
  34 WITH REPORT;
  35 USE REPORT;
  36 PROCEDURE  C97203B  IS
  37
  38
  39 BEGIN
  40
  41
  42      TEST ( "C97203B" , "CHECK THAT A  CONDITIONAL_ENTRY_CALL  CAN" &
  43                         " APPEAR WHERE A  SELECTIVE_WAIT  CANNOT" );
  44
  45
  46      -------------------------------------------------------------------
  47
  48
  49      DECLARE
  50
  51
  52           TASK  TT  IS
  53                ENTRY  A ( AUTHORIZED : IN BOOLEAN );
  54           END  TT ;
  55
  56
  57           TASK BODY  TT  IS
  58
  59
  60                PROCEDURE  WITHIN_TASK_BODY ;
  61
  62
  63                PROCEDURE  WITHIN_TASK_BODY  IS
  64                BEGIN
  65
  66                     SELECT  -- NOT A SELECTIVE_WAIT
  67                          A ( FALSE ) ;  -- CALLING (OWN) ENTRY
  68                     ELSE
  69                          COMMENT( "ALTERNATIVE BRANCH TAKEN" );
  70                     END SELECT;
  71
  72                END  WITHIN_TASK_BODY ;
  73
  74
  75           BEGIN
  76
  77
  78                -- CALL THE INNER PROC. TO FORCE EXEC. OF COND_E_CALL
  79                WITHIN_TASK_BODY ;
  80
  81
  82                ACCEPT  A ( AUTHORIZED : IN BOOLEAN )  DO
  83
  84                     IF  AUTHORIZED  THEN
  85                          COMMENT(  "AUTHORIZED ENTRY_CALL" );
  86                     ELSE
  87                          FAILED( "UNAUTHORIZED ENTRY_CALL" );
  88                     END IF;
  89
  90                END  A ;
  91
  92           END  TT ;
  93
  94
  95           PROCEDURE  OUTSIDE_TASK_BODY  IS
  96           BEGIN
  97
  98                SELECT  -- NOT A SELECTIVE_WAIT
  99                     TT.A ( FALSE ) ;  -- UNBORN
 100                ELSE
 101                     COMMENT( "(OUT:) ALTERNATIVE BRANCH TAKEN" );
 102                END SELECT;
 103
 104           END  OUTSIDE_TASK_BODY ;
 105
 106
 107           PACKAGE       CREATE_OPPORTUNITY_TO_CALL           IS END;
 108           PACKAGE BODY  CREATE_OPPORTUNITY_TO_CALL  IS
 109           BEGIN
 110                -- CALL THE OTHER PROC. TO FORCE EXEC. OF COND_E_CALL
 111                OUTSIDE_TASK_BODY ;
 112           END  CREATE_OPPORTUNITY_TO_CALL ;
 113
 114
 115      BEGIN
 116
 117           TT.A ( TRUE );
 118
 119      EXCEPTION
 120
 121           WHEN  TASKING_ERROR  =>
 122                FAILED( "TASKING ERROR" );
 123
 124      END  ;
 125
 126      -------------------------------------------------------------------
 127
 128      RESULT ;
 129
 130
 131 END  C97203B ;