1------------------------------------------------------------------------------
2--                                                                          --
3--                         GNAT RUN-TIME COMPONENTS                         --
4--                                                                          --
5--                        S Y S T E M . I M A G E _ D                       --
6--                                                                          --
7--                                 B o d y                                  --
8--                                                                          --
9--            Copyright (C) 2020, 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 System.Img_Util; use System.Img_Util;
33
34package body System.Image_D is
35
36   -------------------
37   -- Image_Decimal --
38   -------------------
39
40   procedure Image_Decimal
41     (V     : Int;
42      S     : in out String;
43      P     : out Natural;
44      Scale : Integer)
45   is
46      pragma Assert (S'First = 1);
47
48   begin
49      --  Add space at start for non-negative numbers
50
51      if V >= 0 then
52         S (1) := ' ';
53         P := 1;
54      else
55         P := 0;
56      end if;
57
58      Set_Image_Decimal (V, S, P, Scale, 1, Integer'Max (1, Scale), 0);
59   end Image_Decimal;
60
61   -----------------------
62   -- Set_Image_Decimal --
63   -----------------------
64
65   procedure Set_Image_Decimal
66     (V     : Int;
67      S     : in out String;
68      P     : in out Natural;
69      Scale : Integer;
70      Fore  : Natural;
71      Aft   : Natural;
72      Exp   : Natural)
73   is
74      Digs : String := Int'Image (V);
75      --  Sign and digits of decimal value
76
77   begin
78      Set_Decimal_Digits (Digs, Digs'Length, S, P, Scale, Fore, Aft, Exp);
79   end Set_Image_Decimal;
80
81end System.Image_D;
82