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1 ------------------------------------------------------------------------------
2 -- --
3 -- GNAT RUN-TIME COMPONENTS --
4 -- --
5 -- A D A . W I D E _ T E X T _ I O . M O D U L A R _ I O --
6 -- --
7 -- B o d y --
8 -- --
9 -- Copyright (C) 1992-2009, Free Software Foundation, Inc. --
10 -- --
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. --
17 -- --
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. --
21 -- --
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/>. --
26 -- --
27 -- GNAT was originally developed by the GNAT team at New York University. --
28 -- Extensive contributions were provided by Ada Core Technologies Inc. --
29 -- --
30 ------------------------------------------------------------------------------
32 with Ada.Wide_Text_IO.Modular_Aux;
34 with System.Unsigned_Types; use System.Unsigned_Types;
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.Modular_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.Modular_Aux;
45 ---------
46 -- Get --
47 ---------
49 procedure Get
50 (File : File_Type;
51 Item : out Num;
52 Width : Field := 0)
54 begin
55 if Num'Size > Unsigned'Size then
56 Aux.Get_LLU (TFT (File), Long_Long_Unsigned (Item), Width);
57 else
58 Aux.Get_Uns (TFT (File), Unsigned (Item), Width);
59 end if;
61 exception
62 when Constraint_Error => raise Data_Error;
63 end Get;
65 procedure Get
66 (Item : out Num;
67 Width : Field := 0)
69 begin
70 Get (Current_Input, Item, Width);
71 end Get;
73 procedure Get
74 (From : Wide_String;
75 Item : out Num;
76 Last : out Positive)
78 S : constant String := Wide_String_To_String (From, WCEM_Upper);
79 -- String on which we do the actual conversion. Note that the method
80 -- used for wide character encoding is irrelevant, since if there is
81 -- a character outside the Standard.Character range then the call to
82 -- Aux.Gets will raise Data_Error in any case.
84 begin
85 if Num'Size > Unsigned'Size then
86 Aux.Gets_LLU (S, Long_Long_Unsigned (Item), Last);
87 else
88 Aux.Gets_Uns (S, Unsigned (Item), Last);
89 end if;
91 exception
92 when Constraint_Error => raise Data_Error;
93 end Get;
95 ---------
96 -- Put --
97 ---------
99 procedure Put
100 (File : File_Type;
101 Item : Num;
102 Width : Field := Default_Width;
103 Base : Number_Base := Default_Base)
105 begin
106 if Num'Size > Unsigned'Size then
107 Aux.Put_LLU (TFT (File), Long_Long_Unsigned (Item), Width, Base);
108 else
109 Aux.Put_Uns (TFT (File), Unsigned (Item), Width, Base);
110 end if;
111 end Put;
113 procedure Put
114 (Item : Num;
115 Width : Field := Default_Width;
116 Base : Number_Base := Default_Base)
118 begin
119 Put (Current_Output, Item, Width, Base);
120 end Put;
122 procedure Put
123 (To : out Wide_String;
124 Item : Num;
125 Base : Number_Base := Default_Base)
127 S : String (To'First .. To'Last);
129 begin
130 if Num'Size > Unsigned'Size then
131 Aux.Puts_LLU (S, Long_Long_Unsigned (Item), Base);
132 else
133 Aux.Puts_Uns (S, Unsigned (Item), Base);
134 end if;
136 for J in S'Range loop
137 To (J) := Wide_Character'Val (Character'Pos (S (J)));
138 end loop;
139 end Put;
141 end Ada.Wide_Text_IO.Modular_IO;