1------------------------------------------------------------------------------
2--                                                                          --
3--                         GNAT RUN-TIME COMPONENTS                         --
4--                                                                          --
5--               A D A . T E X T _ I O . D E C I M A L _ 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------------------------------------------------------------------------------
31
32with Ada.Text_IO.Decimal_Aux;
33
34package body Ada.Text_IO.Decimal_IO is
35
36   package Aux renames Ada.Text_IO.Decimal_Aux;
37
38   Scale : constant Integer := Num'Scale;
39
40   ---------
41   -- Get --
42   ---------
43
44   procedure Get
45     (File  : File_Type;
46      Item  : out Num;
47      Width : Field := 0)
48   is
49      pragma Unsuppress (Range_Check);
50
51   begin
52      if Num'Size > Integer'Size then
53         Item := Num'Fixed_Value (Aux.Get_LLD (File, Width, Scale));
54      else
55         Item := Num'Fixed_Value (Aux.Get_Dec (File, Width, Scale));
56      end if;
57
58   exception
59      when Constraint_Error => raise Data_Error;
60   end Get;
61
62   procedure Get
63     (Item  : out Num;
64      Width : Field := 0)
65   is
66   begin
67      Get (Current_In, Item, Width);
68   end Get;
69
70   procedure Get
71     (From : String;
72      Item : out Num;
73      Last : out Positive)
74   is
75      pragma Unsuppress (Range_Check);
76
77   begin
78      if Num'Size > Integer'Size then
79         Item := Num'Fixed_Value
80                   (Aux.Gets_LLD (From, Last'Unrestricted_Access, Scale));
81      else
82         Item := Num'Fixed_Value
83                   (Aux.Gets_Dec (From, Last'Unrestricted_Access, Scale));
84      end if;
85
86   exception
87      when Constraint_Error => raise Data_Error;
88   end Get;
89
90   ---------
91   -- Put --
92   ---------
93
94   procedure Put
95     (File : File_Type;
96      Item : Num;
97      Fore : Field := Default_Fore;
98      Aft  : Field := Default_Aft;
99      Exp  : Field := Default_Exp)
100   is
101   begin
102      if Num'Size > Integer'Size then
103         Aux.Put_LLD
104           (File, Long_Long_Integer'Integer_Value (Item),
105            Fore, Aft, Exp, Scale);
106      else
107         Aux.Put_Dec
108           (File, Integer'Integer_Value (Item), Fore, Aft, Exp, Scale);
109      end if;
110   end Put;
111
112   procedure Put
113     (Item : Num;
114      Fore : Field := Default_Fore;
115      Aft  : Field := Default_Aft;
116      Exp  : Field := Default_Exp)
117   is
118   begin
119      Put (Current_Out, Item, Fore, Aft, Exp);
120   end Put;
121
122   procedure Put
123     (To   : out String;
124      Item : Num;
125      Aft  : Field := Default_Aft;
126      Exp  : Field := Default_Exp)
127   is
128   begin
129      if Num'Size > Integer'Size then
130         Aux.Puts_LLD
131           (To, Long_Long_Integer'Integer_Value (Item), Aft, Exp, Scale);
132      else
133         Aux.Puts_Dec (To, Integer'Integer_Value (Item), Aft, Exp, Scale);
134      end if;
135   end Put;
136
137end Ada.Text_IO.Decimal_IO;
138