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- ------------------------------------------------------------------------------
- -- --
- -- GNAT RUNTIME COMPONENTS --
- -- --
- -- S Y S T E M . I M G _ W I U --
- -- --
- -- S p e c --
- -- --
- -- $Revision: 1.3 $ --
- -- --
- -- 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. --
- -- --
- ------------------------------------------------------------------------------
-
- -- Contains the routine for computing the image 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_WIU is
- pragma Preelaborate (Img_WIU);
-
- procedure Set_Image_Width_Integer
- (V : Integer;
- W : Integer;
- S : out String;
- P : in out Natural);
- -- Sets the signed image of V in decimal format, 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_Width_Unsigned
- (V : System.Unsigned_Types.Unsigned;
- W : Integer;
- S : out String;
- P : in out Natural);
- -- Sets the unsigned image of V in decimal format, 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_WIU;
-