1 ------------------------------------------------------------------------------
3 -- GNAT RUN-TIME COMPONENTS --
5 -- A D A . W I D E _ T E X T _ I O . D E C I M A L _ I O --
9 -- Copyright (C) 1992-2005, Free Software Foundation, Inc. --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 2, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNAT; see file COPYING. If not, write --
19 -- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
20 -- Boston, MA 02110-1301, USA. --
22 -- As a special exception, if other files instantiate generics from this --
23 -- unit, or you link this unit with other files to produce an executable, --
24 -- this unit does not by itself cause the resulting executable to be --
25 -- covered by the GNU General Public License. This exception does not --
26 -- however invalidate any other reasons why the executable file might be --
27 -- covered by the GNU Public License. --
29 -- GNAT was originally developed by the GNAT team at New York University. --
30 -- Extensive contributions were provided by Ada Core Technologies Inc. --
32 ------------------------------------------------------------------------------
34 with Ada.Wide_Text_IO.Decimal_Aux;
35 with System.WCh_Con; use System.WCh_Con;
36 with System.WCh_WtS; use System.WCh_WtS;
38 package body Ada.Wide_Text_IO.Decimal_IO is
40 subtype TFT is Ada.Wide_Text_IO.File_Type;
41 -- File type required for calls to routines in Aux
43 package Aux renames Ada.Wide_Text_IO.Decimal_Aux;
45 Scale : constant Integer := Num'Scale;
54 Width : in Field := 0)
57 if Num'Size > Integer'Size then
58 Item := Num (Aux.Get_LLD (TFT (File), Width, Scale));
59 -- Item := Num'Fixed_Value (Aux.Get_LLD (TFT (File), Width, Scale));
60 -- above is what we should write, but gets assert error ???
63 Item := Num (Aux.Get_Dec (TFT (File), Width, Scale));
64 -- Item := Num'Fixed_Value (Aux.Get_Dec (TFT (File), Width, Scale));
65 -- above is what we should write, but gets assert error ???
69 when Constraint_Error => raise Data_Error;
74 Width : in Field := 0)
77 Get (Current_Input, Item, Width);
81 (From : in Wide_String;
85 S : constant String := Wide_String_To_String (From, WCEM_Upper);
86 -- String on which we do the actual conversion. Note that the method
87 -- used for wide character encoding is irrelevant, since if there is
88 -- a character outside the Standard.Character range then the call to
89 -- Aux.Gets will raise Data_Error in any case.
92 if Num'Size > Integer'Size then
93 -- Item := Num'Fixed_Value
94 -- should write above, but gets assert error ???
96 (Aux.Gets_LLD (S, Last'Unrestricted_Access, Scale));
98 -- Item := Num'Fixed_Value
99 -- should write above, but gets assert error ???
101 (Aux.Gets_Dec (S, Last'Unrestricted_Access, Scale));
105 when Constraint_Error => raise Data_Error;
113 (File : in File_Type;
115 Fore : in Field := Default_Fore;
116 Aft : in Field := Default_Aft;
117 Exp : in Field := Default_Exp)
120 if Num'Size > Integer'Size then
122 -- (TFT (File), Long_Long_Integer'Integer_Value (Item),
124 (TFT (File), Long_Long_Integer (Item),
125 Fore, Aft, Exp, Scale);
128 -- (TFT (File), Integer'Integer_Value (Item), Fore, Aft, Exp, Scale);
130 (TFT (File), Integer (Item), Fore, Aft, Exp, Scale);
137 Fore : in Field := Default_Fore;
138 Aft : in Field := Default_Aft;
139 Exp : in Field := Default_Exp)
141 pragma Unreferenced (Fore);
142 -- ??? how come this is unreferenced, sounds wrong ???
144 Put (Current_Output, Item, Aft, Exp);
148 (To : out Wide_String;
150 Aft : in Field := Default_Aft;
151 Exp : in Field := Default_Exp)
153 S : String (To'First .. To'Last);
156 if Num'Size > Integer'Size then
158 -- (S, Long_Long_Integer'Integer_Value (Item), Aft, Exp, Scale);
161 (S, Long_Long_Integer (Item), Aft, Exp, Scale);
163 -- Aux.Puts_Dec (S, Integer'Integer_Value (Item), Aft, Exp, Scale);
165 Aux.Puts_Dec (S, Integer (Item), Aft, Exp, Scale);
168 for J in S'Range loop
169 To (J) := Wide_Character'Val (Character'Pos (S (J)));
173 end Ada.Wide_Text_IO.Decimal_IO;