gcc/ada/s-imglld.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUNTIME COMPONENTS                          --
   4 --                                                                          --
   5 --                       S Y S T E M . I M G _ L L D                        --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   8 --                                                                          --
   9 --                                                                          --
  10 --   Copyright (C) 1992,1993,1994,1995,1996 Free Software Foundation, Inc.  --
  11 --                                                                          --
  12 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  13 -- terms of the  GNU General Public License as published  by the Free Soft- --
  14 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  15 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  16 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  17 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  18 -- for  more details.  You should have  received  a copy of the GNU General --
  19 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  20 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  21 -- MA 02111-1307, USA.                                                      --
  22 --                                                                          --
  23 -- As a special exception,  if other files  instantiate  generics from this --
  24 -- unit, or you link  this unit with other files  to produce an executable, --
  25 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  26 -- covered  by the  GNU  General  Public  License.  This exception does not --
  27 -- however invalidate  any other reasons why  the executable file  might be --
  28 -- covered by the  GNU Public License.                                      --
  29 --                                                                          --
  30 -- GNAT was originally developed  by the GNAT team at  New York University. --
  31 -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
  32 --                                                                          --
  33 ------------------------------------------------------------------------------
  34
  35 with System.Img_Dec; use System.Img_Dec;
  36 with System.Img_LLI; use System.Img_LLI;
  37
  38 package body System.Img_LLD is
  39
  40    -----------------------------
  41    -- Image_Long_Long_Decimal --
  42    -----------------------------
  43
  44    function Image_Long_Long_Decimal
  45      (V     : Long_Long_Integer;
  46       Scale : Integer)
  47       return  String
  48    is
  49       P : Natural := 0;
  50       S : String (1 .. 64);
  51
  52    begin
  53       Set_Image_Long_Long_Decimal
  54         (V, S, P, Scale, 1, Integer'Max (1, Scale), 0);
  55
  56       --  Mess around to make sure we have the objectionable space at the
  57       --  start for positive numbers in accordance with the annoying rules!
  58
  59       if S (1) /= ' ' and then S (1) /= '-' then
  60          S (2 .. P + 1) := S (1 .. P);
  61          S (1) := ' ';
  62          return S (1 .. P + 1);
  63       else
  64          return S (1 .. P);
  65       end if;
  66    end Image_Long_Long_Decimal;
  67
  68    ---------------------------------
  69    -- Set_Image_Long_Long_Decimal --
  70    ---------------------------------
  71
  72    procedure Set_Image_Long_Long_Decimal
  73      (V     : Long_Long_Integer;
  74       S     : out String;
  75       P     : in out Natural;
  76       Scale : Integer;
  77       Fore  : Natural;
  78       Aft   : Natural;
  79       Exp   : Natural)
  80    is
  81       Digs : String := Image_Long_Long_Integer (V);
  82       --  Sign and digits of decimal value
  83
  84    begin
  85       Set_Decimal_Digits (Digs, Digs'Length, S, P, Scale, Fore, Aft, Exp);
  86    end Set_Image_Long_Long_Decimal;
  87
  88 end System.Img_LLD;