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Diffstat (limited to 'gcc/ada/g-debuti.ads')
| -rw-r--r-- | gcc/ada/g-debuti.ads | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/gcc/ada/g-debuti.ads b/gcc/ada/g-debuti.ads new file mode 100644 index 00000000000..4a3d862faa1 --- /dev/null +++ b/gcc/ada/g-debuti.ads @@ -0,0 +1,63 @@ +------------------------------------------------------------------------------ +-- -- +-- 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; |