73 lines
4.1 KiB
Ada
73 lines
4.1 KiB
Ada
------------------------------------------------------------------------------
|
|
-- --
|
|
-- GNAT RUN-TIME COMPONENTS --
|
|
-- --
|
|
-- S Y S T E M . I M G _ B I U --
|
|
-- --
|
|
-- S p e c --
|
|
-- --
|
|
-- Copyright (C) 1992-2014, 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 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. --
|
|
-- --
|
|
-- 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. --
|
|
-- Extensive contributions were provided by Ada Core Technologies Inc. --
|
|
-- --
|
|
------------------------------------------------------------------------------
|
|
|
|
-- Contains the routine for computing the image in based format of signed and
|
|
-- unsigned integers whose size <= Integer'Size for use by Text_IO.Integer_IO
|
|
-- and Text_IO.Modular_IO.
|
|
|
|
with System.Unsigned_Types;
|
|
|
|
package System.Img_BIU is
|
|
pragma Pure;
|
|
|
|
procedure Set_Image_Based_Integer
|
|
(V : Integer;
|
|
B : Natural;
|
|
W : Integer;
|
|
S : out String;
|
|
P : in out Natural);
|
|
-- Sets the signed image of V in based format, using base value B (2..16)
|
|
-- starting at S (P + 1), updating P to point to the last character stored.
|
|
-- The image includes a leading minus sign if necessary, but no leading
|
|
-- spaces unless W is positive, in which case leading spaces are output if
|
|
-- necessary to ensure that the output string is no less than W characters
|
|
-- long. The caller promises that the buffer is large enough and no check
|
|
-- is made for this. Constraint_Error will not necessarily be raised if
|
|
-- this is violated, since it is perfectly valid to compile this unit with
|
|
-- checks off.
|
|
|
|
procedure Set_Image_Based_Unsigned
|
|
(V : System.Unsigned_Types.Unsigned;
|
|
B : Natural;
|
|
W : Integer;
|
|
S : out String;
|
|
P : in out Natural);
|
|
-- Sets the unsigned image of V in based format, using base value B (2..16)
|
|
-- starting at S (P + 1), updating P to point to the last character stored.
|
|
-- The image includes no leading spaces unless W is positive, in which case
|
|
-- leading spaces are output if necessary to ensure that the output string
|
|
-- is no less than W characters long. The caller promises that the buffer
|
|
-- is large enough and no check is made for this. Constraint_Error will not
|
|
-- necessarily be raised if this is violated, since it is perfectly valid
|
|
-- to compile this unit with checks off).
|
|
|
|
end System.Img_BIU;
|