121308Sache/*-
221308Sache * Copyright (c) 1997 Brian Somers <brian@Awfulhak.org>
321308Sache * All rights reserved.
421308Sache *
521308Sache * Redistribution and use in source and binary forms, with or without
621308Sache * modification, are permitted provided that the following conditions
721308Sache * are met:
821308Sache * 1. Redistributions of source code must retain the above copyright
921308Sache *    notice, this list of conditions and the following disclaimer.
1058310Sache * 2. Redistributions in binary form must reproduce the above copyright
1121308Sache *    notice, this list of conditions and the following disclaimer in the
1221308Sache *    documentation and/or other materials provided with the distribution.
1321308Sache *
1421308Sache * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
1521308Sache * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1621308Sache * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1721308Sache * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
1821308Sache * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1921308Sache * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
2021308Sache * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
2158310Sache * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
2221308Sache * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
2321308Sache * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
2421308Sache * SUCH DAMAGE.
2521308Sache */
2621308Sache
2721308Sachestruct vary {
2821308Sache  char *arg;
2921308Sache  struct vary *next;
30119610Sache};
31119610Sache
32119610Sacheextern struct vary *vary_append(struct vary *v, char *arg);
3321308Sacheextern const struct vary *vary_apply(const struct vary *v, struct tm *t);
34119610Sacheextern void vary_destroy(struct vary *v);
35119610Sache