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Annotation of src/usr.bin/ctags/lisp.c, Revision 1.6

1.6     ! deraadt     1: /*     $OpenBSD: lisp.c,v 1.5 2003/06/12 20:58:09 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.
1.4       millert    16:  * 3. Neither the name of the University nor the names of its contributors
1.1       deraadt    17:  *    may be used to endorse or promote products derived from this software
                     18:  *    without specific prior written permission.
                     19:  *
                     20:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     21:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     22:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     23:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     24:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     25:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     26:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     27:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     28:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     29:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     30:  * SUCH DAMAGE.
                     31:  */
                     32:
                     33: #include <ctype.h>
                     34: #include <limits.h>
                     35: #include <stdio.h>
                     36: #include <string.h>
                     37:
                     38: #include "ctags.h"
                     39:
                     40: /*
                     41:  * lisp tag functions
                     42:  * just look for (def or (DEF
                     43:  */
                     44: void
1.5       deraadt    45: l_entries(void)
1.1       deraadt    46: {
                     47:        int     special;
                     48:        char    *cp;
                     49:        char    savedc;
                     50:        char    tok[MAXTOKEN];
                     51:
                     52:        for (;;) {
                     53:                lineftell = ftell(inf);
                     54:                if (!fgets(lbuf, sizeof(lbuf), inf))
                     55:                        return;
                     56:                ++lineno;
                     57:                lbp = lbuf;
                     58:                if (!cicmp("(def"))
                     59:                        continue;
                     60:                special = NO;
                     61:                switch(*lbp | ' ') {
                     62:                case 'm':
                     63:                        if (cicmp("method"))
                     64:                                special = YES;
                     65:                        break;
                     66:                case 'w':
                     67:                        if (cicmp("wrapper") || cicmp("whopper"))
                     68:                                special = YES;
                     69:                }
                     70:                for (; !isspace(*lbp); ++lbp)
                     71:                        continue;
                     72:                for (; isspace(*lbp); ++lbp)
                     73:                        continue;
                     74:                for (cp = lbp; *cp && *cp != '\n'; ++cp)
                     75:                        continue;
                     76:                *cp = EOS;
                     77:                if (special) {
                     78:                        if (!(cp = strchr(lbp, ')')))
                     79:                                continue;
                     80:                        for (; cp >= lbp && *cp != ':'; --cp)
                     81:                                continue;
                     82:                        if (cp < lbp)
                     83:                                continue;
                     84:                        lbp = cp;
                     85:                        for (; *cp && *cp != ')' && *cp != ' '; ++cp)
                     86:                                continue;
                     87:                }
                     88:                else
                     89:                        for (cp = lbp + 1;
                     90:                            *cp && *cp != '(' && *cp != ' '; ++cp)
                     91:                                continue;
                     92:                savedc = *cp;
                     93:                *cp = EOS;
1.3       deraadt    94:                (void)strlcpy(tok, lbp, sizeof tok);
1.1       deraadt    95:                *cp = savedc;
                     96:                getline();
                     97:                pfnote(tok, lineno);
                     98:        }
                     99:        /*NOTREACHED*/
                    100: }