1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
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
32#if 0
33#ifndef lint
34static char sccsid[] = "@(#)lisp.c	8.3 (Berkeley) 4/2/94";
35#endif
36#endif
37
38#include <sys/cdefs.h>
39__FBSDID("$FreeBSD$");
40
41#include <ctype.h>
42#include <limits.h>
43#include <stdio.h>
44#include <string.h>
45
46#include "ctags.h"
47
48/*
49 * lisp tag functions
50 * just look for (def or (DEF
51 */
52void
53l_entries(void)
54{
55	int	special;
56	char	*cp;
57	char	savedc;
58	char	tok[MAXTOKEN];
59
60	for (;;) {
61		lineftell = ftell(inf);
62		if (!fgets(lbuf, sizeof(lbuf), inf))
63			return;
64		++lineno;
65		lbp = lbuf;
66		if (!cicmp("(def"))
67			continue;
68		special = NO;
69		switch(*lbp | ' ') {
70		case 'm':
71			if (cicmp("method"))
72				special = YES;
73			break;
74		case 'w':
75			if (cicmp("wrapper") || cicmp("whopper"))
76				special = YES;
77		}
78		for (; !isspace(*lbp); ++lbp)
79			continue;
80		for (; isspace(*lbp); ++lbp)
81			continue;
82		for (cp = lbp; *cp && *cp != '\n'; ++cp)
83			continue;
84		*cp = EOS;
85		if (special) {
86			if (!(cp = strchr(lbp, ')')))
87				continue;
88			for (; cp >= lbp && *cp != ':'; --cp)
89				continue;
90			if (cp < lbp)
91				continue;
92			lbp = cp;
93			for (; *cp && *cp != ')' && *cp != ' '; ++cp)
94				continue;
95		}
96		else
97			for (cp = lbp + 1;
98			    *cp && *cp != '(' && *cp != ' '; ++cp)
99				continue;
100		savedc = *cp;
101		*cp = EOS;
102		(void)strlcpy(tok, lbp, sizeof(tok));	/* possible trunc */
103		*cp = savedc;
104		get_line();
105		pfnote(tok, lineno);
106	}
107	/*NOTREACHED*/
108}
109