xref: /openbsd-src/usr.bin/ctags/ctags.h (revision dd44e245135f647d9e23565e22e658fad94423e6)
1 /*	$OpenBSD: ctags.h,v 1.9 2015/08/22 04:23:07 semarie Exp $	*/
2 /*	$NetBSD: ctags.h,v 1.3 1995/03/26 20:14:07 glass Exp $	*/
3 
4 /*
5  * Copyright (c) 1987, 1993, 1994
6  *	The Regents of the University of California.  All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. Neither the name of the University nor the names of its contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  *
32  *	@(#)ctags.h	8.3 (Berkeley) 4/2/94
33  */
34 
35 #define	bool	char
36 
37 #define	YES		1
38 #define	NO		0
39 #define	EOS		'\0'
40 
41 #define	ENDLINE		50		/* max length of pattern */
42 #define	MAXTOKEN	250		/* max size of single token */
43 
44 #define	SETLINE		{++lineno;lineftell = ftell(inf);}
45 #define	GETC(op,exp)	((c = getc(inf)) op (int)exp)
46 
47 #define	iswhite(arg)	(_wht[(unsigned)arg])	/* T if char is white */
48 #define	begtoken(arg)	(_btk[(unsigned)arg])	/* T if char can start token */
49 #define	intoken(arg)	(_itk[(unsigned)arg])	/* T if char can be in token */
50 
51 typedef struct nd_st {			/* sorting structure */
52 	struct nd_st	*left,
53 			*right;		/* left and right sons */
54 	char	*entry,			/* function or type name */
55 		*file,			/* file name */
56 		*pat;			/* search pattern */
57 	int	lno;			/* for -x option */
58 	bool	been_warned;		/* set if noticed dup */
59 	bool	dynfile;		/* set if file will need freed */
60 } NODE;
61 
62 extern char	*curfile;		/* current input file name */
63 extern NODE	*head;			/* head of the sorted binary tree */
64 extern FILE    *inf;			/* ioptr for current input file */
65 extern FILE    *outf;			/* ioptr for current output file */
66 extern long	lineftell;		/* ftell after getc( inf ) == '\n' */
67 extern int	lineno;			/* line number of current line */
68 extern int	dflag;			/* -d: non-macro defines */
69 extern int	vflag;			/* -v: vgrind style index output */
70 extern int	wflag;			/* -w: suppress warnings */
71 extern int	xflag;			/* -x: cxref style output */
72 extern bool	_wht[], _itk[], _btk[];
73 extern char	lbuf[LINE_MAX];
74 extern char    *lbp;
75 extern char	searchar;		/* ex search character */
76 extern bool	in_preload;
77 
78 extern int	cicmp(char *);
79 extern void	get_line(void);
80 extern void	pfnote(char *, int);
81 extern int	skip_key(int);
82 extern void	put_entries(NODE *);
83 extern void	toss_yysec(void);
84 extern void	l_entries(void);
85 extern void	y_entries(void);
86 extern int	PF_funcs(void);
87 extern void	c_entries(void);
88 extern void	skip_comment(int);
89