gcc/testsuite/ada/acats/tests/c3/c390a010.a

   1 -- C390A010.A
   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 --
  26 -- OBJECTIVE:
  27 --      See C390A011.AM.
  28 --
  29 -- TEST DESCRIPTION:
  30 --      See C390A011.AM.
  31 --
  32 -- TEST FILES:
  33 --      This test consists of the following files:
  34 --
  35 --         F390A00.A
  36 --      => C390A010.A
  37 --         C390A011.AM
  38 --
  39 --
  40 -- CHANGE HISTORY:
  41 --      06 Dec 94   SAIC    ACVC 2.0
  42 --      04 Jun 96   SAIC    ACVC 2.1: Modified prologue.
  43 --
  44 --!
  45
  46 with F390A00;  -- Alert system abstraction.
  47 package C390A010 is
  48
  49
  50    type Low_Alert_Type is new F390A00.Alert_Type with record
  51       Level : Integer := 0;                             -- Record extension of
  52    end record;                                          -- root tagged type.
  53
  54    -- Inherits procedure Display from Alert_Type.
  55
  56    procedure Handle (LA : in out Low_Alert_Type);       -- Override parent's
  57                                                         -- primitive subprog.
  58
  59    function Level_Of (LA : in Low_Alert_Type)           -- To be inherited by
  60      return Integer;                                    -- all derivatives.
  61
  62
  63
  64    -- Declarations required for component Action_Officer;
  65
  66    type Person_Enum is (Nobody,          Duty_Officer,
  67                         Watch_Commander, Commanding_Officer);
  68
  69
  70    type Medium_Alert_Type is new Low_Alert_Type with record
  71       Action_Officer : Person_Enum := Nobody;           -- Record extension of
  72    end record;                                          -- record extension.
  73
  74    -- Inherits (inherited) procedure Display from Low_Alert_Type.
  75    -- Inherits function Level_Of from Low_Alert_Type.
  76
  77    procedure Handle (MA : in out Medium_Alert_Type);    -- Override parent's
  78                                                         -- primitive subprog.
  79
  80    procedure Assign_Officer (MA : in out Medium_Alert_Type;
  81                              To : in     Person_Enum);
  82
  83
  84 end C390A010;
  85
  86
  87      --==================================================================--
  88
  89
  90 package body C390A010 is
  91
  92    use F390A00;  -- Alert system abstraction.
  93
  94
  95    function Level_Of (LA : in Low_Alert_Type) return Integer is
  96    begin
  97       return (LA.Level + 1);
  98    end Level_Of;
  99
 100
 101    procedure Handle (LA : in out Low_Alert_Type) is
 102    begin
 103       Handle (Alert_Type (LA));          -- Call parent's op (type conversion).
 104       LA.Level := Level_Of (LA);         -- Call newly declared operation.
 105       LA.Display_On := Teletype;
 106       Display (LA);                      -- Call inherited operation.
 107    end Handle;
 108
 109
 110    procedure Assign_Officer (MA : in out Medium_Alert_Type;
 111                              To : in     Person_Enum) is
 112    begin
 113       MA.Action_Officer := To;
 114    end Assign_Officer;
 115
 116
 117    procedure Handle (MA : in out Medium_Alert_Type) is
 118    begin
 119       Handle (Low_Alert_Type (MA));      -- Call parent's op (type conversion).
 120       MA.Level := Level_Of (MA);         -- Call inherited operation.
 121       Assign_Officer (MA, Duty_Officer); -- Call newly declared operation.
 122       MA.Display_On := Console;
 123       Display (MA);                      -- Call twice-inherited operation.
 124    end Handle;
 125
 126
 127 end C390A010;