------------------------------------------------------------------------------
-- --
--- GNAT RUNTIME COMPONENTS --
+-- GNAT RUN-TIME COMPONENTS --
-- --
-- S Y S T E M . I M G _ I N T --
-- --
-- S p e c --
-- --
--- --
--- Copyright (C) 1992-2000 Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2009, Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
--- ware Foundation; either version 2, or (at your option) any later ver- --
+-- ware Foundation; either version 3, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
--- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
--- for more details. You should have received a copy of the GNU General --
--- Public License distributed with GNAT; see file COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
--- --
--- As a special exception, if other files instantiate generics from this --
--- unit, or you link this unit with other files to produce an executable, --
--- this unit does not by itself cause the resulting executable to be --
--- covered by the GNU General Public License. This exception does not --
--- however invalidate any other reasons why the executable file might be --
--- covered by the GNU Public License. --
+-- or FITNESS FOR A PARTICULAR PURPOSE. --
+-- --
+-- As a special exception under Section 7 of GPL version 3, you are granted --
+-- additional permissions described in the GCC Runtime Library Exception, --
+-- version 3.1, as published by the Free Software Foundation. --
+-- --
+-- You should have received a copy of the GNU General Public License and --
+-- a copy of the GCC Runtime Library Exception along with this program; --
+-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
+-- <http://www.gnu.org/licenses/>. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
--- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
+-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
-- operations required in Text_IO.Integer_IO for such types.
package System.Img_Int is
-pragma Pure (Img_Int);
+ pragma Pure;
- function Image_Integer (V : Integer) return String;
- -- Computes Integer'Image (V) and returns the result
+ procedure Image_Integer
+ (V : Integer;
+ S : in out String;
+ P : out Natural);
+ -- Computes Integer'Image (V) and stores the result in S (1 .. P)
+ -- setting the resulting value of P. The caller guarantees that S
+ -- is long enough to hold the result, and that S'First is 1.
procedure Set_Image_Integer
(V : Integer;
- S : out String;
+ S : in out String;
P : in out Natural);
- -- Sets the image of V starting at S (P + 1) with no leading spaces (i.e.
- -- Text_IO format where Width = 0), starting at S (P + 1), updating P
- -- to point to the last character stored. The caller promises that the
- -- buffer is large enough and no check is made for this (Constraint_Error
- -- will not be necessarily raised if this is violated since it is perfectly
- -- valid to compile this unit with checks off).
+ -- Stores the image of V in S starting at S (P + 1), P is updated to point
+ -- to the last character stored. The value stored is identical to the value
+ -- of Integer'Image (V) except that no leading space is stored when V is
+ -- non-negative. The caller guarantees that S is long enough to hold the
+ -- result. S need not have a lower bound of 1.
end System.Img_Int;
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