xref: /dragonfly/usr.bin/bc/extern.h (revision 6d08986d6abb25d6e9e524c8cbefd3e513259531)
1 /*
2  * $OpenBSD: extern.h,v 1.6 2006/03/18 20:44:43 otto Exp $
3  */
4 
5 /*
6  * Copyright (c) 2003, Otto Moerbeek <otto@drijf.net>
7  *
8  * Permission to use, copy, modify, and distribute this software for any
9  * purpose with or without fee is hereby granted, provided that the above
10  * copyright notice and this permission notice appear in all copies.
11  *
12  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
13  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
14  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
15  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
16  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
17  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
18  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19  */
20 
21 #include <stdbool.h>
22 #include <stdio.h>
23 
24 struct lvalue {
25           ssize_t load;
26           ssize_t store;
27 };
28 
29 struct termios;
30 
31 int                 yylex(void);
32 void                yyerror(char *);
33 void                fatal(const char *) __dead2;
34 void                abort_line(int);
35 int                 gettty(struct termios *);
36 void                tstpcont(int);
37 unsigned char       bc_eof(EditLine *, int);
38 
39 extern int          lineno;
40 extern char         *yytext;
41 extern FILE         *yyin;
42 extern int          fileindex;
43 extern int          sargc;
44 extern char         **sargv;
45 extern char         *filename;
46 extern char         *cmdexpr;
47 extern struct termios ttysaved;
48 extern bool          interactive;
49 extern EditLine     *el;
50 extern History      *hist;
51 extern HistEvent he;
52