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) 1992-2009, 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 3, 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. --
18 -- As a special exception under Section 7 of GPL version 3, you are granted --
19 -- additional permissions described in the GCC Runtime Library Exception, --
20 -- version 3.1, as published by the Free Software Foundation. --
22 -- You should have received a copy of the GNU General Public License and --
23 -- a copy of the GCC Runtime Library Exception along with this program; --
24 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
25 -- <http://www.gnu.org/licenses/>. --
27 -- GNAT was originally developed by the GNAT team at New York University. --
28 -- Extensive contributions were provided by Ada Core Technologies Inc. --
30 ------------------------------------------------------------------------------
32 with Ada
.Wide_Text_IO
.Decimal_Aux
;
34 with System
.WCh_Con
; use System
.WCh_Con
;
35 with System
.WCh_WtS
; use System
.WCh_WtS
;
37 package body Ada
.Wide_Text_IO
.Decimal_IO
is
39 subtype TFT
is Ada
.Wide_Text_IO
.File_Type
;
40 -- File type required for calls to routines in Aux
42 package Aux
renames Ada
.Wide_Text_IO
.Decimal_Aux
;
44 Scale
: constant Integer := Num
'Scale;
56 if Num
'Size > Integer'Size then
57 Item
:= Num
(Aux
.Get_LLD
(TFT
(File
), Width
, Scale
));
58 -- Item := Num'Fixed_Value (Aux.Get_LLD (TFT (File), Width, Scale));
59 -- above is what we should write, but gets assert error ???
62 Item
:= Num
(Aux
.Get_Dec
(TFT
(File
), Width
, Scale
));
63 -- Item := Num'Fixed_Value (Aux.Get_Dec (TFT (File), Width, Scale));
64 -- above is what we should write, but gets assert error ???
68 when Constraint_Error
=> raise Data_Error
;
76 Get
(Current_Input
, Item
, Width
);
84 S
: constant String := Wide_String_To_String
(From
, WCEM_Upper
);
85 -- String on which we do the actual conversion. Note that the method
86 -- used for wide character encoding is irrelevant, since if there is
87 -- a character outside the Standard.Character range then the call to
88 -- Aux.Gets will raise Data_Error in any case.
91 if Num
'Size > Integer'Size then
92 -- Item := Num'Fixed_Value
93 -- should write above, but gets assert error ???
95 (Aux
.Gets_LLD
(S
, Last
'Unrestricted_Access, Scale
));
97 -- Item := Num'Fixed_Value
98 -- should write above, but gets assert error ???
100 (Aux
.Gets_Dec
(S
, Last
'Unrestricted_Access, Scale
));
104 when Constraint_Error
=> raise Data_Error
;
114 Fore
: Field
:= Default_Fore
;
115 Aft
: Field
:= Default_Aft
;
116 Exp
: Field
:= Default_Exp
)
119 if Num
'Size > Integer'Size then
121 -- (TFT (File), Long_Long_Integer'Integer_Value (Item),
123 (TFT
(File
), Long_Long_Integer (Item
),
124 Fore
, Aft
, Exp
, Scale
);
127 -- (TFT (File), Integer'Integer_Value (Item), Fore, Aft, Exp, Scale);
129 (TFT
(File
), Integer (Item
), Fore
, Aft
, Exp
, Scale
);
136 Fore
: Field
:= Default_Fore
;
137 Aft
: Field
:= Default_Aft
;
138 Exp
: Field
:= Default_Exp
)
141 Put
(Current_Output
, Item
, Fore
, Aft
, Exp
);
145 (To
: out Wide_String;
147 Aft
: Field
:= Default_Aft
;
148 Exp
: Field
:= Default_Exp
)
150 S
: String (To
'First .. To
'Last);
153 if Num
'Size > Integer'Size then
155 -- (S, Long_Long_Integer'Integer_Value (Item), Aft, Exp, Scale);
158 (S
, Long_Long_Integer (Item
), Aft
, Exp
, Scale
);
160 -- Aux.Puts_Dec (S, Integer'Integer_Value (Item), Aft, Exp, Scale);
162 Aux
.Puts_Dec
(S
, Integer (Item
), Aft
, Exp
, Scale
);
165 for J
in S
'Range loop
166 To
(J
) := Wide_Character'Val (Character'Pos (S
(J
)));
170 end Ada
.Wide_Text_IO
.Decimal_IO
;