home *** CD-ROM | disk | FTP | other *** search
- ------------------------------------------------------------------------------
- -- --
- -- GNAT RUNTIME COMPONENTS --
- -- --
- -- S Y S T E M . I M G _ L L I --
- -- --
- -- B o d y --
- -- --
- -- $Revision: 1.11 $ --
- -- --
- -- Copyright (c) 1992,1993,1994 NYU, All Rights Reserved --
- -- --
- -- The GNAT library is free software; you can redistribute it and/or modify --
- -- it under terms of the GNU Library General Public License as published by --
- -- the Free Software Foundation; either version 2, or (at your option) any --
- -- later version. The GNAT library is distributed in the hope that it will --
- -- be useful, but WITHOUT ANY WARRANTY; without even the implied warranty --
- -- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU --
- -- Library General Public License for more details. You should have --
- -- received a copy of the GNU Library General Public License along with --
- -- the GNAT library; see the file COPYING.LIB. If not, write to the Free --
- -- Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. --
- -- --
- ------------------------------------------------------------------------------
-
- package body System.Img_LLI is
-
- -----------------------------
- -- Image_Long_Long_Integer --
- -----------------------------
-
- function Image_Long_Long_Integer (V : Long_Long_Integer) return String is
- P : Natural;
- S : String (1 .. Long_Long_Integer'Width);
-
- begin
- if V >= 0 then
- P := 1;
- S (P) := ' ';
- else
- P := 0;
- end if;
-
- Set_Image_Long_Long_Integer (V, S, P);
- return S (1 .. P);
- end Image_Long_Long_Integer;
-
- ---------------------------------
- -- Set_Image_Long_Long_Integer --
- ---------------------------------
-
- procedure Set_Image_Long_Long_Integer
- (V : Long_Long_Integer;
- S : out String;
- P : in out Natural)
- is
- procedure Set_Digits (T : Long_Long_Integer);
- -- Set digits of absolute value of T, which is zero or negative. We work
- -- with the negative of the value so that the largest negative number is
- -- not a special case.
-
- procedure Set_Digits (T : Long_Long_Integer) is
- begin
- if T <= -10 then
- Set_Digits (T / 10);
- P := P + 1;
- S (P) := Character'Val (48 - (T rem 10));
-
- else
- P := P + 1;
- S (P) := Character'Val (48 - T);
- end if;
- end Set_Digits;
-
- -- Start of processing for Set_Image_Long_Long_Integer
-
- begin
- if V >= 0 then
- Set_Digits (-V);
-
- else
- P := P + 1;
- S (P) := '-';
- Set_Digits (V);
- end if;
-
- end Set_Image_Long_Long_Integer;
-
- end System.Img_LLI;
-