| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUNTIME COMPONENTS -- |
| -- -- |
| -- A D A . W I D E _ T E X T _ I O . D E C I M A L _ I O -- |
| -- -- |
| -- B o d y -- |
| -- -- |
| -- Copyright (C) 1992-2003 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.Decimal_Aux; |
| with System.WCh_Con; use System.WCh_Con; |
| with System.WCh_WtS; use System.WCh_WtS; |
| |
| package body Ada.Wide_Text_IO.Decimal_IO is |
| |
| 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.Decimal_Aux; |
| |
| Scale : constant Integer := Num'Scale; |
| |
| --------- |
| -- Get -- |
| --------- |
| |
| procedure Get |
| (File : in File_Type; |
| Item : out Num; |
| Width : in Field := 0) |
| is |
| begin |
| if Num'Size > Integer'Size then |
| Item := Num (Aux.Get_LLD (TFT (File), Width, Scale)); |
| -- Item := Num'Fixed_Value (Aux.Get_LLD (TFT (File), Width, Scale)); |
| -- above is what we should write, but gets assert error ??? |
| |
| else |
| Item := Num (Aux.Get_Dec (TFT (File), Width, Scale)); |
| -- Item := Num'Fixed_Value (Aux.Get_Dec (TFT (File), Width, Scale)); |
| -- above is what we should write, but gets assert error ??? |
| 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 Num'Size > Integer'Size then |
| -- Item := Num'Fixed_Value |
| -- should write above, but gets assert error ??? |
| Item := Num |
| (Aux.Gets_LLD (S, Last'Unrestricted_Access, Scale)); |
| else |
| -- Item := Num'Fixed_Value |
| -- should write above, but gets assert error ??? |
| Item := Num |
| (Aux.Gets_Dec (S, Last'Unrestricted_Access, Scale)); |
| end if; |
| |
| exception |
| when Constraint_Error => raise Data_Error; |
| end Get; |
| |
| --------- |
| -- Put -- |
| --------- |
| |
| procedure Put |
| (File : in File_Type; |
| Item : in Num; |
| Fore : in Field := Default_Fore; |
| Aft : in Field := Default_Aft; |
| Exp : in Field := Default_Exp) |
| is |
| begin |
| if Num'Size > Integer'Size then |
| Aux.Put_LLD |
| -- (TFT (File), Long_Long_Integer'Integer_Value (Item), |
| -- ??? |
| (TFT (File), Long_Long_Integer (Item), |
| Fore, Aft, Exp, Scale); |
| else |
| Aux.Put_Dec |
| -- (TFT (File), Integer'Integer_Value (Item), Fore, Aft, Exp, Scale); |
| -- ??? |
| (TFT (File), Integer (Item), Fore, Aft, Exp, Scale); |
| |
| end if; |
| end Put; |
| |
| procedure Put |
| (Item : in Num; |
| Fore : in Field := Default_Fore; |
| Aft : in Field := Default_Aft; |
| Exp : in Field := Default_Exp) |
| is |
| pragma Unreferenced (Fore); |
| -- ??? how come this is unreferenced, sounds wrong ??? |
| begin |
| Put (Current_Output, Item, Aft, Exp); |
| end Put; |
| |
| procedure Put |
| (To : out Wide_String; |
| Item : in Num; |
| Aft : in Field := Default_Aft; |
| Exp : in Field := Default_Exp) |
| is |
| S : String (To'First .. To'Last); |
| |
| begin |
| if Num'Size > Integer'Size then |
| -- Aux.Puts_LLD |
| -- (S, Long_Long_Integer'Integer_Value (Item), Aft, Exp, Scale); |
| -- ??? |
| Aux.Puts_LLD |
| (S, Long_Long_Integer (Item), Aft, Exp, Scale); |
| else |
| -- Aux.Puts_Dec (S, Integer'Integer_Value (Item), Aft, Exp, Scale); |
| -- ??? |
| Aux.Puts_Dec (S, Integer (Item), Aft, Exp, Scale); |
| 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.Decimal_IO; |
