1------------------------------------------------------------------------------
2--                                                                          --
3--                         GNAT RUNTIME COMPONENTS                          --
4--                                                                          --
5--                       S Y S T E M . I M G _ U N S                        --
6--                                                                          --
7--                                 B o d y                                  --
8--                                                                          --
9--        Copyright (C) 1992,1993,1994 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 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,  59 Temple Place - Suite 330,  Boston, --
20-- MA 02111-1307, USA.                                                      --
21--                                                                          --
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.                                      --
28--                                                                          --
29-- GNAT was originally developed  by the GNAT team at  New York University. --
30-- Extensive contributions were provided by Ada Core Technologies Inc.      --
31--                                                                          --
32------------------------------------------------------------------------------
33
34with System.Unsigned_Types; use System.Unsigned_Types;
35
36package body System.Img_Uns is
37
38   --------------------
39   -- Image_Unsigned --
40   --------------------
41
42   function Image_Unsigned
43     (V    : Unsigned)
44      return String
45   is
46      P : Natural;
47      S : String (1 .. Unsigned'Width);
48
49   begin
50      P := 1;
51      S (P) := ' ';
52      Set_Image_Unsigned (V, S, P);
53      return S (1 .. P);
54   end Image_Unsigned;
55
56   ------------------------
57   -- Set_Image_Unsigned --
58   ------------------------
59
60   procedure Set_Image_Unsigned
61     (V : Unsigned;
62      S : out String;
63      P : in out Natural)
64   is
65      procedure Set_Digits (T : Unsigned);
66      --  Set decimal digits of value of T
67
68      procedure Set_Digits (T : Unsigned) is
69      begin
70         if T >= 10 then
71            Set_Digits (T / 10);
72            P := P + 1;
73            S (P) := Character'Val (48 + (T rem 10));
74
75         else
76            P := P + 1;
77            S (P) := Character'Val (48 + T);
78         end if;
79      end Set_Digits;
80
81   --  Start of processing for Set_Image_Unsigned
82
83   begin
84      Set_Digits (V);
85
86   end Set_Image_Unsigned;
87
88end System.Img_Uns;
89