1 /* 2 * Copyright (c) 1989, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * $FreeBSD$ 34 */ 35 36 37 extern struct passwd *pw; 38 extern int doall; 39 extern struct iovec header[]; 40 extern struct tm *tp; 41 extern char *calendarFile; 42 extern char *optarg; 43 44 void cal __P((void)); 45 void closecal __P((FILE *)); 46 int getday __P((char *)); 47 int getdayvar __P((char *)); 48 int getfield __P((char *, char **, int *)); 49 int getmonth __P((char *)); 50 int geteaster __P((char *, int)); 51 int getpaskha __P((char *, int)); 52 int easter __P((int)); 53 int isnow __P((char *, int *, int *, int *)); 54 FILE *opencal __P((void)); 55 void settime __P((time_t)); 56 time_t Mktime __P((char *)); 57 void usage __P((void)); 58 void setnnames __P((void)); 59 60 #define isleap(y) ((((y) % 4) == 0 && ((y) % 100) != 0) || ((y) % 400) == 0) 61 62 /* some flags */ 63 #define F_ISMONTH 0x01 /* month (Januar ...) */ 64 #define F_ISDAY 0x02 /* day of week (Sun, Mon, ...) */ 65 #define F_ISDAYVAR 0x04 /* variables day of week, like SundayLast */ 66 #define F_EASTER 0x08 /* Easter or easter depending days */ 67 68 extern int f_dayAfter; /* days after current date */ 69 extern int f_dayBefore; /* days bevore current date */ 70 71 struct fixs { 72 char *name; 73 int len; 74 }; 75 76