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 34 static 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 */ 52 void 53 l_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