1 (* mcflex.def provides a Modula-2 definition module for the C lexical.
3 Copyright (C) 2015-2024 Free Software Foundation, Inc.
4 Contributed by Gaius Mulley <gaius.mulley@southwales.ac.uk>.
6 This file is part of GNU Modula-2.
8 GNU Modula-2 is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3, or (at your option)
13 GNU Modula-2 is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with GNU Modula-2; see the file COPYING3. If not see
20 <http://www.gnu.org/licenses/>. *)
22 DEFINITION MODULE mcflex ;
24 FROM SYSTEM IMPORT ADDRESS ;
28 closeSource - provided for semantic sugar
31 PROCEDURE closeSource ;
35 OpenSource - returns TRUE if file, s, can be opened and
36 all tokens are taken from this file.
39 PROCEDURE openSource (s: ADDRESS) : BOOLEAN ;
43 getToken - returns the ADDRESS of the next token.
46 PROCEDURE getToken () : ADDRESS ;
50 getLineNo - returns the current line number.
53 PROCEDURE getLineNo () : CARDINAL ;
57 getColumnNo - returns the column where the current token starts.
60 PROCEDURE getColumnNo () : CARDINAL ;
64 mcError - displays the error message, s, after the code line and pointer
65 to the erroneous token.
68 PROCEDURE mcError (s: ADDRESS) ;
72 getTotalLines - returns the total number of lines parsed.
75 PROCEDURE getTotalLines () : CARDINAL ;