calendar.h revision 181322 
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: head/usr.bin/calendar/calendar.h 181322 2008-08-05 08:11:54Z edwin $
34 */
35
36#include <sys/types.h>
37#include <sys/uio.h>
38
39extern struct passwd *pw;
40extern int doall;
41extern struct iovec header[];
42extern struct tm *tp;
43extern const char *calendarFile;
44extern int *cumdays;
45extern int yrdays;
46extern struct fixs neaster, npaskha;
47
48void	cal(void);
49void	closecal(FILE *);
50int	getday(char *);
51int	getdayvar(char *);
52int	getfield(char *, char **, int *);
53int	getmonth(char *);
54int	geteaster(char *, int);
55int	getpaskha(char *, int);
56int	easter(int);
57int	isnow(char *, int *, int *, int *);
58FILE	*opencal(void);
59void	settime(time_t);
60time_t	Mktime(char *);
61void	usage(void);
62void	setnnames(void);
63
64#define isleap(y) ((((y) % 4) == 0 && ((y) % 100) != 0) || ((y) % 400) == 0)
65
66/* some flags */
67#define	F_ISMONTH	0x01	/* month (January ...) */
68#define	F_ISDAY		0x02	/* day of week (Sun, Mon, ...) */
69#define	F_ISDAYVAR	0x04	/* variables day of week, like SundayLast */
70#define	F_EASTER	0x08	/* Easter or easter depending days */
71
72extern int	f_dayAfter;	/* days after current date */
73extern int	f_dayBefore;	/* days before current date */
74extern int	Friday;		/* day before weekend */
75
76/*
77 * Event sorting related functions:
78 * - Use event_add() to create a new event
79 * - Use event_continue() to add more text to the last added event
80 * - Use event_print_all() to display them in time chronological order
81 */
82struct event *event_add(struct event *, int, int, char *, int, char *);
83void	event_continue(struct event *events, char *txt);
84void	event_print_all(FILE *fp, struct event *events);
85struct event {
86	int	month;
87	int	day;
88	int	var;
89	char	*date;
90	char	*text;
91	struct event *next;
92};
93
94struct fixs {
95	char	*name;
96	int	len;
97};
98