| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUNTIME COMPONENTS -- |
| -- -- |
| -- G N A T . D E B U G _ U T I L I T I E S -- |
| -- -- |
| -- S p e c -- |
| -- -- |
| -- $Revision: 1.5 $ -- |
| -- -- |
| -- Copyright (C) 1995-1998 Ada Core Technologies, 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- -- |
| -- 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. -- |
| -- -- |
| -- GNAT is maintained by Ada Core Technologies Inc (http://www.gnat.com). -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| -- Debugging utilities |
| |
| -- This package provides some useful utility subprograms for use in writing |
| -- routines that generate debugging output. |
| |
| with System; |
| |
| package GNAT.Debug_Utilities is |
| pragma Pure (Debug_Utilities); |
| |
| function Image (S : String) return String; |
| -- Returns a string image of S, obtained by prepending and appending |
| -- quote (") characters and doubling any quote characters in the string. |
| -- The maximum length of the result is thus 2 ** S'Length + 2. |
| |
| Address_Image_Length : constant := |
| 13 + 10 * Boolean'Pos (Standard'Address_Size > 32); |
| -- Length of string returned by Image function |
| |
| function Image (A : System.Address) return String; |
| -- Returns a string of the form 16#xxxx_xxxx# for 32-bit addresses |
| -- or 16#xxxx_xxxx_xxxx_xxxx# for 64-bit addresses. Hex characters |
| -- are in upper case. |
| |
| function Value (S : String) return System.Address; |
| -- Given a valid integer literal in any form, including the form returned |
| -- by the Image function in this package, yields the corresponding address. |
| |
| end GNAT.Debug_Utilities; |
