1 /* 2 * Copyright (c) 1987, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)lisp.c 8.3 (Berkeley) 4/2/94 30 * $FreeBSD: src/usr.bin/ctags/lisp.c,v 1.2.6.2 2002/07/30 00:55:07 tjr Exp $ 31 * $DragonFly: src/usr.bin/ctags/lisp.c,v 1.2 2003/06/17 04:29:25 dillon Exp $ 32 */ 33 34 #include <ctype.h> 35 #include <limits.h> 36 #include <stdio.h> 37 #include <string.h> 38 39 #include "ctags.h" 40 41 /* 42 * lisp tag functions 43 * just look for (def or (DEF 44 */ 45 void 46 l_entries(void) 47 { 48 int special; 49 char *cp; 50 char savedc; 51 char tok[MAXTOKEN]; 52 53 for (;;) { 54 lineftell = ftell(inf); 55 if (!fgets(lbuf, sizeof(lbuf), inf)) 56 return; 57 ++lineno; 58 lbp = lbuf; 59 if (!cicmp("(def")) 60 continue; 61 special = NO; 62 switch(*lbp | ' ') { 63 case 'm': 64 if (cicmp("method")) 65 special = YES; 66 break; 67 case 'w': 68 if (cicmp("wrapper") || cicmp("whopper")) 69 special = YES; 70 } 71 for (; !isspace(*lbp); ++lbp) 72 continue; 73 for (; isspace(*lbp); ++lbp) 74 continue; 75 for (cp = lbp; *cp && *cp != '\n'; ++cp) 76 continue; 77 *cp = EOS; 78 if (special) { 79 if (!(cp = strchr(lbp, ')'))) 80 continue; 81 for (; cp >= lbp && *cp != ':'; --cp) 82 continue; 83 if (cp < lbp) 84 continue; 85 lbp = cp; 86 for (; *cp && *cp != ')' && *cp != ' '; ++cp) 87 continue; 88 } 89 else 90 for (cp = lbp + 1; 91 *cp && *cp != '(' && *cp != ' '; ++cp) 92 continue; 93 savedc = *cp; 94 *cp = EOS; 95 (void)strlcpy(tok, lbp, sizeof(tok)); /* possible trunc */ 96 *cp = savedc; 97 getline(); 98 pfnote(tok, lineno); 99 } 100 /*NOTREACHED*/ 101 } 102