xref: /netbsd-src/usr.bin/ctags/ctags.h (revision 7027866a09786f44d29080aa3a48badc640ddfe2)
1 /*	$NetBSD: ctags.h,v 1.9 2009/07/13 19:05:40 roy Exp $	*/
2 
3 /*
4  * Copyright (c) 1987, 1993, 1994
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  *
31  *	@(#)ctags.h	8.3 (Berkeley) 4/2/94
32  */
33 
34 #if HAVE_NBTOOL_CONFIG_H
35 #include "nbtool_config.h"
36 #endif
37 
38 #define	bool	char
39 
40 #define	YES		1
41 #define	NO		0
42 #define	EOS		'\0'
43 
44 #define	ENDLINE		50		/* max length of pattern */
45 #define	MAXTOKEN	250		/* max size of single token */
46 
47 #define	SETLINE		{++lineno;lineftell = ftell(inf);}
48 #define	GETC(op,exp)	((c = getc(inf)) op (int)exp)
49 
50 #define	iswhite(arg)	(_wht[(unsigned)arg])	/* T if char is white */
51 #define	begtoken(arg)	(_btk[(unsigned)arg])	/* T if char can start token */
52 #define	intoken(arg)	(_itk[(unsigned)arg])	/* T if char can be in token */
53 #define	endtoken(arg)	(_etk[(unsigned)arg])	/* T if char ends tokens */
54 #define	isgood(arg)	(_gd[(unsigned)arg])	/* T if char can be after ')' */
55 
56 typedef struct nd_st {			/* sorting structure */
57 	struct nd_st	*left,
58 			*right;		/* left and right sons */
59 	char	*entry,			/* function or type name */
60 		*file,			/* file name */
61 		*pat;			/* search pattern */
62 	int	lno;			/* for -x option */
63 	bool	been_warned;		/* set if noticed dup */
64 } NODE;
65 
66 extern char	*curfile;		/* current input file name */
67 extern NODE	*head;			/* head of the sorted binary tree */
68 extern FILE    *inf;			/* ioptr for current input file */
69 extern FILE    *outf;			/* ioptr for current output file */
70 extern long	lineftell;		/* ftell after getc( inf ) == '\n' */
71 extern int	lineno;			/* line number of current line */
72 extern int	dflag;			/* -d: non-macro defines */
73 extern int	tflag;			/* -t: create tags for typedefs */
74 extern int	vflag;			/* -v: vgrind style index output */
75 extern int	wflag;			/* -w: suppress warnings */
76 extern int	xflag;			/* -x: cxref style output */
77 extern bool	_wht[], _etk[], _itk[], _btk[], _gd[];
78 extern char	lbuf[LINE_MAX];
79 extern char    *lbp;
80 extern char	searchar;		/* ex search character */
81 
82 extern int	cicmp(const char *);
83 extern void	get_line(void);
84 extern void	pfnote(const char *, int);
85 extern int	skip_key(int);
86 extern void	put_entries(NODE *);
87 extern void	toss_yysec(void);
88 extern void	l_entries(void);
89 extern void	y_entries(void);
90 extern int	PF_funcs(void);
91 extern void	c_entries(void);
92 extern void	skip_comment(int);
93