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Annotation of src/usr.bin/ctags/lisp.c, Revision 1.1

1.1     ! deraadt     1: /*     $NetBSD: lisp.c,v 1.3 1995/03/26 20:14:09 glass 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. All advertising materials mentioning features or use of this software
        !            16:  *    must display the following acknowledgement:
        !            17:  *     This product includes software developed by the University of
        !            18:  *     California, Berkeley and its contributors.
        !            19:  * 4. Neither the name of the University nor the names of its contributors
        !            20:  *    may be used to endorse or promote products derived from this software
        !            21:  *    without specific prior written permission.
        !            22:  *
        !            23:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            24:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            25:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            26:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            27:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            28:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            29:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            30:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            31:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            32:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            33:  * SUCH DAMAGE.
        !            34:  */
        !            35:
        !            36: #ifndef lint
        !            37: #if 0
        !            38: static char sccsid[] = "@(#)lisp.c     8.3 (Berkeley) 4/2/94";
        !            39: #else
        !            40: static char rcsid[] = "$NetBSD: lisp.c,v 1.3 1995/03/26 20:14:09 glass Exp $";
        !            41: #endif
        !            42: #endif /* not lint */
        !            43:
        !            44: #include <ctype.h>
        !            45: #include <limits.h>
        !            46: #include <stdio.h>
        !            47: #include <string.h>
        !            48:
        !            49: #include "ctags.h"
        !            50:
        !            51: /*
        !            52:  * lisp tag functions
        !            53:  * just look for (def or (DEF
        !            54:  */
        !            55: void
        !            56: l_entries()
        !            57: {
        !            58:        int     special;
        !            59:        char    *cp;
        !            60:        char    savedc;
        !            61:        char    tok[MAXTOKEN];
        !            62:
        !            63:        for (;;) {
        !            64:                lineftell = ftell(inf);
        !            65:                if (!fgets(lbuf, sizeof(lbuf), inf))
        !            66:                        return;
        !            67:                ++lineno;
        !            68:                lbp = lbuf;
        !            69:                if (!cicmp("(def"))
        !            70:                        continue;
        !            71:                special = NO;
        !            72:                switch(*lbp | ' ') {
        !            73:                case 'm':
        !            74:                        if (cicmp("method"))
        !            75:                                special = YES;
        !            76:                        break;
        !            77:                case 'w':
        !            78:                        if (cicmp("wrapper") || cicmp("whopper"))
        !            79:                                special = YES;
        !            80:                }
        !            81:                for (; !isspace(*lbp); ++lbp)
        !            82:                        continue;
        !            83:                for (; isspace(*lbp); ++lbp)
        !            84:                        continue;
        !            85:                for (cp = lbp; *cp && *cp != '\n'; ++cp)
        !            86:                        continue;
        !            87:                *cp = EOS;
        !            88:                if (special) {
        !            89:                        if (!(cp = strchr(lbp, ')')))
        !            90:                                continue;
        !            91:                        for (; cp >= lbp && *cp != ':'; --cp)
        !            92:                                continue;
        !            93:                        if (cp < lbp)
        !            94:                                continue;
        !            95:                        lbp = cp;
        !            96:                        for (; *cp && *cp != ')' && *cp != ' '; ++cp)
        !            97:                                continue;
        !            98:                }
        !            99:                else
        !           100:                        for (cp = lbp + 1;
        !           101:                            *cp && *cp != '(' && *cp != ' '; ++cp)
        !           102:                                continue;
        !           103:                savedc = *cp;
        !           104:                *cp = EOS;
        !           105:                (void)strcpy(tok, lbp);
        !           106:                *cp = savedc;
        !           107:                getline();
        !           108:                pfnote(tok, lineno);
        !           109:        }
        !           110:        /*NOTREACHED*/
        !           111: }