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------------------------------------------------------------------------------
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-- --
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-- GNAT RUN-TIME COMPONENTS --
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-- --
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-- A D A . W I D E _ T E X T _ I O . F L O A T _ I O --
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-- --
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-- B o d y --
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-- --
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-- Copyright (C) 1992-2005, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 2, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
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-- for more details. You should have received a copy of the GNU General --
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-- Public License distributed with GNAT; see file COPYING. If not, write --
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-- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
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-- Boston, MA 02110-1301, USA. --
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-- --
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-- As a special exception, if other files instantiate generics from this --
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-- unit, or you link this unit with other files to produce an executable, --
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-- this unit does not by itself cause the resulting executable to be --
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-- covered by the GNU General Public License. This exception does not --
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-- however invalidate any other reasons why the executable file might be --
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-- covered by the GNU Public License. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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with Ada.Wide_Text_IO.Float_Aux;
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with System.WCh_Con; use System.WCh_Con;
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with System.WCh_WtS; use System.WCh_WtS;
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package body Ada.Wide_Text_IO.Float_IO is
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subtype TFT is Ada.Wide_Text_IO.File_Type;
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-- File type required for calls to routines in Aux
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package Aux renames Ada.Wide_Text_IO.Float_Aux;
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---------
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-- Get --
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---------
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procedure Get
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(File : in File_Type;
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Item : out Num;
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Width : in Field := 0)
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is
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begin
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Aux.Get (TFT (File), Long_Long_Float (Item), Width);
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exception
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when Constraint_Error => raise Data_Error;
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end Get;
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procedure Get
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(Item : out Num;
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Width : in Field := 0)
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is
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begin
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Get (Current_Input, Item, Width);
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end Get;
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procedure Get
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(From : in Wide_String;
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Item : out Num;
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Last : out Positive)
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is
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S : constant String := Wide_String_To_String (From, WCEM_Upper);
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-- String on which we do the actual conversion. Note that the method
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-- used for wide character encoding is irrelevant, since if there is
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-- a character outside the Standard.Character range then the call to
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-- Aux.Gets will raise Data_Error in any case.
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begin
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Aux.Gets (S, Long_Long_Float (Item), Last);
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exception
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when Constraint_Error => raise Data_Error;
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end Get;
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---------
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-- Put --
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---------
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procedure Put
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(File : in File_Type;
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Item : in Num;
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Fore : in Field := Default_Fore;
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Aft : in Field := Default_Aft;
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Exp : in Field := Default_Exp)
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is
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begin
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Aux.Put (TFT (File), Long_Long_Float (Item), Fore, Aft, Exp);
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end Put;
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procedure Put
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(Item : in Num;
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Fore : in Field := Default_Fore;
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Aft : in Field := Default_Aft;
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Exp : in Field := Default_Exp)
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is
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begin
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Put (Current_Output, Item, Fore, Aft, Exp);
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end Put;
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procedure Put
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(To : out Wide_String;
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Item : in Num;
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Aft : in Field := Default_Aft;
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Exp : in Field := Default_Exp)
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is
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S : String (To'First .. To'Last);
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begin
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Aux.Puts (S, Long_Long_Float (Item), Aft, Exp);
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for J in S'Range loop
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To (J) := Wide_Character'Val (Character'Pos (S (J)));
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end loop;
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end Put;
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end Ada.Wide_Text_IO.Float_IO;
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