xref: /netbsd-src/external/gpl2/groff/dist/src/preproc/eqn/eqn.h (revision b83ebeba7f767758d2778bb0f9d7a76534253621)
1 /*	$NetBSD: eqn.h,v 1.1.1.1 2016/01/13 18:41:49 christos Exp $	*/
2 
3 // -*- C++ -*-
4 /* Copyright (C) 1989, 1990, 1991, 1992, 2001 Free Software Foundation, Inc.
5      Written by James Clark (jjc@jclark.com)
6 
7 This file is part of groff.
8 
9 groff is free software; you can redistribute it and/or modify it under
10 the terms of the GNU General Public License as published by the Free
11 Software Foundation; either version 2, or (at your option) any later
12 version.
13 
14 groff is distributed in the hope that it will be useful, but WITHOUT ANY
15 WARRANTY; without even the implied warranty of MERCHANTABILITY or
16 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
17 for more details.
18 
19 You should have received a copy of the GNU General Public License along
20 with groff; see the file COPYING.  If not, write to the Free Software
21 Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */
22 
23 #include "lib.h"
24 
25 #include <assert.h>
26 #include <stdlib.h>
27 #include <errno.h>
28 #include "cset.h"
29 #include "errarg.h"
30 #include "error.h"
31 
32 #include "box.h"
33 
34 extern char start_delim;
35 extern char end_delim;
36 extern int non_empty_flag;
37 extern int inline_flag;
38 extern int draw_flag;
39 extern int one_size_reduction_flag;
40 extern int compatible_flag;
41 extern int nroff;
42 
43 void init_lex(const char *str, const char *filename, int lineno);
44 void lex_error(const char *message,
45 	       const errarg &arg1 = empty_errarg,
46 	       const errarg &arg2 = empty_errarg,
47 	       const errarg &arg3 = empty_errarg);
48 
49 void init_table(const char *device);
50 
51 // prefix for all registers, strings, macros
52 #define PREFIX "0"
53