gcc/ada/s-imglld.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUN-TIME COMPONENTS                         --
   4 --                                                                          --
   5 --                       S Y S T E M . I M G _ L L D                        --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   8 --                                                                          --
   9 --          Copyright (C) 1992-2005 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,  51  Franklin  Street,  Fifth  Floor, --
  20 -- Boston, MA 02110-1301, 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
  34 with System.Img_Dec; use System.Img_Dec;
  35 with System.Img_LLI; use System.Img_LLI;
  36
  37 package body System.Img_LLD is
  38
  39    -----------------------------
  40    -- Image_Long_Long_Decimal --
  41    -----------------------------
  42
  43    function Image_Long_Long_Decimal
  44      (V     : Long_Long_Integer;
  45       Scale : Integer)
  46       return  String
  47    is
  48       P : Natural := 0;
  49       S : String (1 .. 64);
  50
  51    begin
  52       Set_Image_Long_Long_Decimal
  53         (V, S, P, Scale, 1, Integer'Max (1, Scale), 0);
  54
  55       --  Mess around to make sure we have the objectionable space at the
  56       --  start for positive numbers in accordance with the annoying rules!
  57
  58       if S (1) /= ' ' and then S (1) /= '-' then
  59          S (2 .. P + 1) := S (1 .. P);
  60          S (1) := ' ';
  61          return S (1 .. P + 1);
  62       else
  63          return S (1 .. P);
  64       end if;
  65    end Image_Long_Long_Decimal;
  66
  67    ---------------------------------
  68    -- Set_Image_Long_Long_Decimal --
  69    ---------------------------------
  70
  71    procedure Set_Image_Long_Long_Decimal
  72      (V     : Long_Long_Integer;
  73       S     : out String;
  74       P     : in out Natural;
  75       Scale : Integer;
  76       Fore  : Natural;
  77       Aft   : Natural;
  78       Exp   : Natural)
  79    is
  80       Digs : String := Image_Long_Long_Integer (V);
  81       --  Sign and digits of decimal value
  82
  83    begin
  84       Set_Decimal_Digits (Digs, Digs'Length, S, P, Scale, Fore, Aft, Exp);
  85    end Set_Image_Long_Long_Decimal;
  86
  87 end System.Img_LLD;