xref: /386bsd/usr/src/usr.bin/groff/eqn/eqn.h (revision a2142627)
1 // -*- C++ -*-
2 /* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
3      Written by James Clark (jjc@jclark.com)
4 
5 This file is part of groff.
6 
7 groff is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 2, or (at your option) any later
10 version.
11 
12 groff is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
15 for more details.
16 
17 You should have received a copy of the GNU General Public License along
18 with groff; see the file COPYING.  If not, write to the Free Software
19 Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
20 
21 #include <stdio.h>
22 #include <string.h>
23 #include <assert.h>
24 #include <stdlib.h>
25 #include <errno.h>
26 #include "cset.h"
27 #include "errarg.h"
28 #include "error.h"
29 #include "lib.h"
30 
31 #include "box.h"
32 
33 extern char start_delim;
34 extern char end_delim;
35 extern int non_empty_flag;
36 extern int inline_flag;
37 extern int draw_flag;
38 extern int one_size_reduction_flag;
39 extern int compatible_flag;
40 extern int nroff;
41 
42 void init_lex(const char *str, const char *filename, int lineno);
43 void lex_error(const char *message,
44 	       const errarg &arg1 = empty_errarg,
45 	       const errarg &arg2 = empty_errarg,
46 	       const errarg &arg3 = empty_errarg);
47 
48 void init_table(const char *device);
49 
50 // prefix for all registers, strings, macros
51 #define PREFIX "0"
52