(* Debug.def provides some simple debugging routines.

Copyright (C) 2001-2023 Free Software Foundation, Inc.
Contributed by Gaius Mulley <gaius.mulley@southwales.ac.uk>.

This file is part of GNU Modula-2.

GNU Modula-2 is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.

GNU Modula-2 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
General Public License for more details.

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/>.  *)

DEFINITION MODULE Debug ;

(*
    Title      : Debug
    Author     : Gaius Mulley
    System     : UNIX (gm2)
    Date       : Sat Aug 13 19:41:57 1994
    Last edit  : Sat Aug 13 19:41:57 1994
    Description: provides some simple debugging routines.
*)

EXPORT QUALIFIED Halt, DebugString ;


(*
   Halt - writes a message in the format:
          Module:Function:Line:Message

          It then terminates by calling HALT.
*)

PROCEDURE Halt (Message,
                Module,
                Function: ARRAY OF CHAR ;
                LineNo  : CARDINAL) ;


(*
   DebugString - writes a string to the debugging device (Scn.Write).
                 It interprets \n as carriage return, linefeed.
*)

PROCEDURE DebugString (a: ARRAY OF CHAR) ;


END Debug.