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      1 /*	$NetBSD: lisp.c,v 1.11 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 
     32 #if HAVE_NBTOOL_CONFIG_H
     33 #include "nbtool_config.h"
     34 #endif
     35 
     36 #include <sys/cdefs.h>
     37 #if defined(__RCSID) && !defined(lint)
     38 #if 0
     39 static char sccsid[] = "@(#)lisp.c	8.3 (Berkeley) 4/2/94";
     40 #else
     41 __RCSID("$NetBSD: lisp.c,v 1.11 2009/07/13 19:05:40 roy Exp $");
     42 #endif
     43 #endif /* not lint */
     44 
     45 #include <ctype.h>
     46 #include <limits.h>
     47 #include <stdio.h>
     48 #include <string.h>
     49 
     50 #include "ctags.h"
     51 
     52 /*
     53  * lisp tag functions
     54  * just look for (def or (DEF
     55  */
     56 void
     57 l_entries(void)
     58 {
     59 	int	special;
     60 	char	*cp;
     61 	char	savedc;
     62 	char	tok[MAXTOKEN];
     63 
     64 	for (;;) {
     65 		lineftell = ftell(inf);
     66 		if (!fgets(lbuf, sizeof(lbuf), inf))
     67 			return;
     68 		++lineno;
     69 		lbp = lbuf;
     70 		if (!cicmp("(def"))
     71 			continue;
     72 		special = NO;
     73 		switch(*lbp | ' ') {
     74 		case 'm':
     75 			if (cicmp("method"))
     76 				special = YES;
     77 			break;
     78 		case 'w':
     79 			if (cicmp("wrapper") || cicmp("whopper"))
     80 				special = YES;
     81 		}
     82 		for (; !isspace((unsigned char)*lbp); ++lbp)
     83 			continue;
     84 		for (; isspace((unsigned char)*lbp); ++lbp)
     85 			continue;
     86 		for (cp = lbp; *cp && *cp != '\n'; ++cp)
     87 			continue;
     88 		*cp = EOS;
     89 		if (special) {
     90 			if (!(cp = strchr(lbp, ')')))
     91 				continue;
     92 			for (; cp >= lbp && *cp != ':'; --cp)
     93 				continue;
     94 			if (cp < lbp)
     95 				continue;
     96 			lbp = cp;
     97 			for (; *cp && *cp != ')' && *cp != ' '; ++cp)
     98 				continue;
     99 		}
    100 		else
    101 			for (cp = lbp + 1;
    102 			    *cp && *cp != '(' && *cp != ' '; ++cp)
    103 				continue;
    104 		savedc = *cp;
    105 		*cp = EOS;
    106 		(void)strlcpy(tok, lbp, sizeof(tok));
    107 		*cp = savedc;
    108 		get_line();
    109 		pfnote(tok, lineno);
    110 	}
    111 	/*NOTREACHED*/
    112 }
    113