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Annotation of src/usr.bin/ctags/lisp.c, Revision 1.3

1.3     ! deraadt     1: /*     $OpenBSD: lisp.c,v 1.2 1996/06/26 05:32:29 deraadt Exp $        */
1.1       deraadt     2: /*     $NetBSD: lisp.c,v 1.3 1995/03/26 20:14:09 glass Exp $   */
                      3:
                      4: /*
                      5:  * Copyright (c) 1987, 1993, 1994
                      6:  *     The Regents of the University of California.  All rights reserved.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     13:  * 2. Redistributions in binary form must reproduce the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer in the
                     15:  *    documentation and/or other materials provided with the distribution.
                     16:  * 3. All advertising materials mentioning features or use of this software
                     17:  *    must display the following acknowledgement:
                     18:  *     This product includes software developed by the University of
                     19:  *     California, Berkeley and its contributors.
                     20:  * 4. Neither the name of the University nor the names of its contributors
                     21:  *    may be used to endorse or promote products derived from this software
                     22:  *    without specific prior written permission.
                     23:  *
                     24:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     25:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     26:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     27:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     28:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     29:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     30:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     31:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     32:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     33:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     34:  * SUCH DAMAGE.
                     35:  */
                     36:
                     37: #ifndef lint
                     38: #if 0
                     39: static char sccsid[] = "@(#)lisp.c     8.3 (Berkeley) 4/2/94";
                     40: #else
1.3     ! deraadt    41: static char rcsid[] = "$OpenBSD: lisp.c,v 1.2 1996/06/26 05:32:29 deraadt Exp $";
1.1       deraadt    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()
                     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(*lbp); ++lbp)
                     83:                        continue;
                     84:                for (; isspace(*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;
1.3     ! deraadt   106:                (void)strlcpy(tok, lbp, sizeof tok);
1.1       deraadt   107:                *cp = savedc;
                    108:                getline();
                    109:                pfnote(tok, lineno);
                    110:        }
                    111:        /*NOTREACHED*/
                    112: }