(* mcDebug.def provides simple assert and writeDebug facility. Copyright (C) 2015-2024 Free Software Foundation, Inc. Contributed by Gaius Mulley . 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. You should have received a copy of the GNU General Public License along with GNU Modula-2; see the file COPYING3. If not see . *) DEFINITION MODULE mcDebug ; (* assert - tests the boolean, q. If false then an error is reported and the execution is terminated. *) PROCEDURE assert (q: BOOLEAN) ; (* writeDebug - only writes a string if the debugging mode is on. *) PROCEDURE writeDebug (a: ARRAY OF CHAR) ; END mcDebug.