File : a-ztdeio.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUN-TIME COMPONENTS                         --
   4 --                                                                          --
   5 --      A D A . W I D E _ W I D E _ T E X T _ I O . D E C I M A L _ I O     --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 -- This specification is derived from the Ada Reference Manual for use with --
  10 -- GNAT.  In accordance with the copyright of that document, you can freely --
  11 -- copy and modify this specification,  provided that if you redistribute a --
  12 -- modified version,  any changes that you have made are clearly indicated. --
  13 --                                                                          --
  14 ------------------------------------------------------------------------------
  15 
  16 --  In Ada 95, the package Ada.Wide_Wide_Text_IO.Decimal_IO is a subpackage
  17 --  of Wide_Wide_Text_IO. In GNAT we make it a child package to avoid loading
  18 --  the necessary code if Decimal_IO is not instantiated. See the routine
  19 --  Rtsfind.Check_Text_IO_Special_Unit for a description of how we patch up
  20 --  the difference in semantics so that it is invisible to the Ada programmer.
  21 
  22 private generic
  23    type Num is delta <> digits <>;
  24 
  25 package Ada.Wide_Wide_Text_IO.Decimal_IO is
  26 
  27    Default_Fore : Field := 2;
  28    Default_Aft  : Field := Num'Digits - 1;
  29    Default_Exp  : Field := 3;
  30 
  31    procedure Get
  32      (File  : File_Type;
  33       Item  : out Num;
  34       Width : Field := 0);
  35 
  36    procedure Get
  37      (Item  : out Num;
  38       Width : Field := 0);
  39 
  40    procedure Put
  41      (File : File_Type;
  42       Item : Num;
  43       Fore : Field := Default_Fore;
  44       Aft  : Field := Default_Aft;
  45       Exp  : Field := Default_Exp);
  46 
  47    procedure Put
  48      (Item : Num;
  49       Fore : Field := Default_Fore;
  50       Aft  : Field := Default_Aft;
  51       Exp  : Field := Default_Exp);
  52 
  53    procedure Get
  54      (From : Wide_Wide_String;
  55       Item : out Num;
  56       Last : out Positive);
  57 
  58    procedure Put
  59      (To   : out Wide_Wide_String;
  60       Item : Num;
  61       Aft  : Field := Default_Aft;
  62       Exp  : Field := Default_Exp);
  63 
  64 end Ada.Wide_Wide_Text_IO.Decimal_IO;