| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUNTIME COMPONENTS -- |
| -- -- |
| -- A D A . W I D E _ T E X T _ I O . I N T E G E R _ I O -- |
| -- -- |
| -- B o d y -- |
| -- -- |
| -- Copyright (C) 1992-2000 Free Software Foundation, Inc. -- |
| -- -- |
| -- GNAT is free software; you can redistribute it and/or modify it under -- |
| -- terms of the GNU General Public License as published by the Free Soft- -- |
| -- ware Foundation; either version 2, or (at your option) any later ver- -- |
| -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- |
| -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- |
| -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -- |
| -- for more details. You should have received a copy of the GNU General -- |
| -- Public License distributed with GNAT; see file COPYING. If not, write -- |
| -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, -- |
| -- MA 02111-1307, USA. -- |
| -- -- |
| -- As a special exception, if other files instantiate generics from this -- |
| -- unit, or you link this unit with other files to produce an executable, -- |
| -- this unit does not by itself cause the resulting executable to be -- |
| -- covered by the GNU General Public License. This exception does not -- |
| -- however invalidate any other reasons why the executable file might be -- |
| -- covered by the GNU Public License. -- |
| -- -- |
| -- GNAT was originally developed by the GNAT team at New York University. -- |
| -- Extensive contributions were provided by Ada Core Technologies Inc. -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| with Ada.Wide_Text_IO.Integer_Aux; |
| with System.WCh_Con; use System.WCh_Con; |
| with System.WCh_WtS; use System.WCh_WtS; |
| |
| package body Ada.Wide_Text_IO.Integer_IO is |
| |
| Need_LLI : constant Boolean := Num'Base'Size > Integer'Size; |
| -- Throughout this generic body, we distinguish between the case |
| -- where type Integer is acceptable, and where a Long_Long_Integer |
| -- is needed. This constant Boolean is used to test for these cases |
| -- and since it is a constant, only the code for the relevant case |
| -- will be included in the instance. |
| |
| subtype TFT is Ada.Wide_Text_IO.File_Type; |
| -- File type required for calls to routines in Aux |
| |
| package Aux renames Ada.Wide_Text_IO.Integer_Aux; |
| |
| --------- |
| -- Get -- |
| --------- |
| |
| procedure Get |
| (File : in File_Type; |
| Item : out Num; |
| Width : in Field := 0) |
| is |
| begin |
| if Need_LLI then |
| Aux.Get_LLI (TFT (File), Long_Long_Integer (Item), Width); |
| else |
| Aux.Get_Int (TFT (File), Integer (Item), Width); |
| end if; |
| |
| exception |
| when Constraint_Error => raise Data_Error; |
| end Get; |
| |
| procedure Get |
| (Item : out Num; |
| Width : in Field := 0) |
| is |
| begin |
| Get (Current_Input, Item, Width); |
| end Get; |
| |
| procedure Get |
| (From : in Wide_String; |
| Item : out Num; |
| Last : out Positive) |
| is |
| S : constant String := Wide_String_To_String (From, WCEM_Upper); |
| -- String on which we do the actual conversion. Note that the method |
| -- used for wide character encoding is irrelevant, since if there is |
| -- a character outside the Standard.Character range then the call to |
| -- Aux.Gets will raise Data_Error in any case. |
| |
| begin |
| if Need_LLI then |
| Aux.Gets_LLI (S, Long_Long_Integer (Item), Last); |
| else |
| Aux.Gets_Int (S, Integer (Item), Last); |
| end if; |
| |
| exception |
| when Constraint_Error => raise Data_Error; |
| end Get; |
| |
| --------- |
| -- Put -- |
| --------- |
| |
| procedure Put |
| (File : in File_Type; |
| Item : in Num; |
| Width : in Field := Default_Width; |
| Base : in Number_Base := Default_Base) |
| is |
| begin |
| if Need_LLI then |
| Aux.Put_LLI (TFT (File), Long_Long_Integer (Item), Width, Base); |
| else |
| Aux.Put_Int (TFT (File), Integer (Item), Width, Base); |
| end if; |
| end Put; |
| |
| procedure Put |
| (Item : in Num; |
| Width : in Field := Default_Width; |
| Base : in Number_Base := Default_Base) |
| is |
| begin |
| Put (Current_Output, Item, Width, Base); |
| end Put; |
| |
| procedure Put |
| (To : out Wide_String; |
| Item : in Num; |
| Base : in Number_Base := Default_Base) |
| is |
| S : String (To'First .. To'Last); |
| |
| begin |
| if Need_LLI then |
| Aux.Puts_LLI (S, Long_Long_Integer (Item), Base); |
| else |
| Aux.Puts_Int (S, Integer (Item), Base); |
| end if; |
| |
| for J in S'Range loop |
| To (J) := Wide_Character'Val (Character'Pos (S (J))); |
| end loop; |
| end Put; |
| |
| end Ada.Wide_Text_IO.Integer_IO; |