calendar.h revision 205821
1205821Sedwin/*- 213877Swosch * Copyright (c) 1989, 1993, 1994 313877Swosch * The Regents of the University of California. All rights reserved. 413877Swosch * 513877Swosch * Redistribution and use in source and binary forms, with or without 613877Swosch * modification, are permitted provided that the following conditions 713877Swosch * are met: 813877Swosch * 1. Redistributions of source code must retain the above copyright 913877Swosch * notice, this list of conditions and the following disclaimer. 1013877Swosch * 2. Redistributions in binary form must reproduce the above copyright 1113877Swosch * notice, this list of conditions and the following disclaimer in the 1213877Swosch * documentation and/or other materials provided with the distribution. 1313877Swosch * 3. All advertising materials mentioning features or use of this software 1413877Swosch * must display the following acknowledgement: 1513877Swosch * This product includes software developed by the University of 1613877Swosch * California, Berkeley and its contributors. 1713877Swosch * 4. Neither the name of the University nor the names of its contributors 1813877Swosch * may be used to endorse or promote products derived from this software 1913877Swosch * without specific prior written permission. 2013877Swosch * 2113877Swosch * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2213877Swosch * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2313877Swosch * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2413877Swosch * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2513877Swosch * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2613877Swosch * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2713877Swosch * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2813877Swosch * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2913877Swosch * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3013877Swosch * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3113877Swosch * SUCH DAMAGE. 3259945Sphantom * 3359945Sphantom * $FreeBSD: head/usr.bin/calendar/calendar.h 205821 2010-03-29 06:49:20Z edwin $ 3413877Swosch */ 3513877Swosch 36129814Sstefanf#include <sys/types.h> 37129814Sstefanf#include <sys/uio.h> 3813877Swosch 39205821Sedwin#define SECSPERDAY (24 * 60 * 60) 40205821Sedwin#define SECSPERHOUR (60 * 60) 41205821Sedwin#define SECSPERMINUTE (60) 42205821Sedwin#define MINSPERHOUR (60) 43205821Sedwin#define HOURSPERDAY (24) 44205821Sedwin#define FSECSPERDAY (24.0 * 60.0 * 60.0) 45205821Sedwin#define FSECSPERHOUR (60.0 * 60.0) 46205821Sedwin#define FSECSPERMINUTE (60.0) 47205821Sedwin#define FMINSPERHOUR (60.0) 48205821Sedwin#define FHOURSPERDAY (24.0) 49205821Sedwin 50205821Sedwin#define DAYSPERYEAR 365 51205821Sedwin#define DAYSPERLEAPYEAR 366 52205821Sedwin 53205821Sedwin/* Not yet categorized */ 54205821Sedwin 5513877Swoschextern struct passwd *pw; 5613877Swoschextern int doall; 57205821Sedwinextern time_t t1, t2; 5887235Smarkmextern const char *calendarFile; 59170447Sgrogextern int yrdays; 60205821Sedwinextern struct fixs neaster, npaskha, ncny, nfullmoon, nnewmoon; 61205821Sedwinextern struct fixs nmarequinox, nsepequinox, njunsolstice, ndecsolstice; 62205821Sedwinextern double UTCOffset; 63205821Sedwinextern int EastLongitude; 6413877Swosch 65205821Sedwin#define isleap(y) ((((y) % 4) == 0 && ((y) % 100) != 0) || ((y) % 400) == 0) 66205821Sedwin 67205821Sedwin/* Flags to determine the returned values by determinestyle() in parsedata.c */ 68205821Sedwin#define F_NONE 0x00000 69205821Sedwin#define F_MONTH 0x00001 70205821Sedwin#define F_DAYOFWEEK 0x00002 71205821Sedwin#define F_DAYOFMONTH 0x00004 72205821Sedwin#define F_MODIFIERINDEX 0x00008 73205821Sedwin#define F_MODIFIEROFFSET 0x00010 74205821Sedwin#define F_SPECIALDAY 0x00020 75205821Sedwin#define F_ALLMONTH 0x00040 76205821Sedwin#define F_ALLDAY 0x00080 77205821Sedwin#define F_VARIABLE 0x00100 78205821Sedwin#define F_EASTER 0x00200 79205821Sedwin#define F_CNY 0x00400 80205821Sedwin#define F_PASKHA 0x00800 81205821Sedwin#define F_NEWMOON 0x01000 82205821Sedwin#define F_FULLMOON 0x02000 83205821Sedwin#define F_MAREQUINOX 0x04000 84205821Sedwin#define F_SEPEQUINOX 0x08000 85205821Sedwin#define F_JUNSOLSTICE 0x10000 86205821Sedwin#define F_DECSOLSTICE 0x20000 87205821Sedwin 88205821Sedwin#define STRING_EASTER "Easter" 89205821Sedwin#define STRING_PASKHA "Paskha" 90205821Sedwin#define STRING_CNY "ChineseNewYear" 91205821Sedwin#define STRING_NEWMOON "NewMoon" 92205821Sedwin#define STRING_FULLMOON "FullMoon" 93205821Sedwin#define STRING_MAREQUINOX "MarEquinox" 94205821Sedwin#define STRING_SEPEQUINOX "SepEquinox" 95205821Sedwin#define STRING_JUNSOLSTICE "JunSolstice" 96205821Sedwin#define STRING_DECSOLSTICE "DecSolstice" 97205821Sedwin 98205821Sedwin#define MAXCOUNT 125 /* Random number of maximum number of 99205821Sedwin * repeats of an event. Should be 52 100205821Sedwin * (number of weeks per year), if you 101205821Sedwin * want to show two years then it 102205821Sedwin * should be 104. If you are seeing 103205821Sedwin * more than this you are using this 104205821Sedwin * program wrong. 105205821Sedwin */ 106205821Sedwin 107205821Sedwin/* 108205821Sedwin * All the astronomical calculations are carried out for the meridian 120 109205821Sedwin * degrees east of Greenwich. 110205821Sedwin */ 111205821Sedwin#define UTCOFFSET_CNY 8.0 112205821Sedwin 113205821Sedwinextern int debug; /* show parsing of the input */ 114205821Sedwinextern int year1, year2; 115205821Sedwin 116205821Sedwin/* events.c */ 117205821Sedwin/* 118205821Sedwin * Event sorting related functions: 119205821Sedwin * - Use event_add() to create a new event 120205821Sedwin * - Use event_continue() to add more text to the last added event 121205821Sedwin * - Use event_print_all() to display them in time chronological order 122205821Sedwin */ 123205821Sedwinstruct event *event_add(int, int, int, char *, int, char *, char *); 124205821Sedwinvoid event_continue(struct event *events, char *txt); 125205821Sedwinvoid event_print_all(FILE *fp); 126205821Sedwinstruct event { 127205821Sedwin int year; 128205821Sedwin int month; 129205821Sedwin int day; 130205821Sedwin int var; 131205821Sedwin char *date; 132205821Sedwin char *text; 133205821Sedwin char *extra; 134205821Sedwin struct event *next; 135205821Sedwin}; 136205821Sedwin 137205821Sedwin/* locale.c */ 138205821Sedwin 139205821Sedwinstruct fixs { 140205821Sedwin char *name; 141205821Sedwin size_t len; 142205821Sedwin}; 143205821Sedwin 144205821Sedwinextern const char *days[]; 145205821Sedwinextern const char *fdays[]; 146205821Sedwinextern const char *fmonths[]; 147205821Sedwinextern const char *months[]; 148205821Sedwinextern const char *sequences[]; 149205821Sedwinextern struct fixs fndays[8]; /* full national days names */ 150205821Sedwinextern struct fixs fnmonths[13]; /* full national months names */ 151205821Sedwinextern struct fixs ndays[8]; /* short national days names */ 152205821Sedwinextern struct fixs nmonths[13]; /* short national month names */ 153205821Sedwinextern struct fixs nsequences[10]; 154205821Sedwin 155205821Sedwinvoid setnnames(void); 156205821Sedwinvoid setnsequences(char *); 157205821Sedwin 158205821Sedwin/* day.c */ 159205821Sedwinextern const struct tm tm0; 160205821Sedwinextern char dayname[]; 161205821Sedwinvoid settimes(time_t,int before, int after, int friday, struct tm *tp1, struct tm *tp2); 162205821Sedwintime_t Mktime(char *); 163205821Sedwin 164205821Sedwin/* parsedata.c */ 165205821Sedwinint parsedaymonth(char *, int *, int *, int *, int *, char **); 166205821Sedwinvoid dodebug(char *type); 167205821Sedwin 168205821Sedwin/* io.c */ 169181322Sedwinvoid cal(void); 170181322Sedwinvoid closecal(FILE *); 17192920SimpFILE *opencal(void); 17213877Swosch 173205821Sedwin/* ostern.c / pashka.c */ 174205821Sedwinint paskha(int); 175205821Sedwinint easter(int); 17613877Swosch 177205821Sedwin/* dates.c */ 178205821Sedwinextern int cumdaytab[][14]; 179205821Sedwinextern int mondaytab[][14]; 180205821Sedwinextern int debug_remember; 181205821Sedwinvoid generatedates(struct tm *tp1, struct tm *tp2); 182205821Sedwinvoid dumpdates(void); 183205821Sedwinint remember_ymd(int y, int m, int d); 184205821Sedwinint remember_yd(int y, int d, int *rm, int *rd); 185205821Sedwinint first_dayofweek_of_year(int y); 186205821Sedwinint first_dayofweek_of_month(int y, int m); 187205821Sedwinint walkthrough_dates(struct event **e); 188205821Sedwinvoid addtodate(struct event *e, int year, int month, int day); 18913877Swosch 190205821Sedwin/* pom.c */ 191205821Sedwin#define MAXMOONS 18 192205821Sedwinvoid pom(int year, double UTCoffset, int *fms, int *nms); 193205821Sedwinvoid fpom(int year, double utcoffset, double *ffms, double *fnms); 19415720Sache 195205821Sedwin/* sunpos.c */ 196205821Sedwinvoid equinoxsolstice(int year, double UTCoffset, int *equinoxdays, int *solsticedays); 197205821Sedwinvoid fequinoxsolstice(int year, double UTCoffset, double *equinoxdays, double *solsticedays); 198205821Sedwinint calculatesunlongitude30(int year, int degreeGMToffset, int *ichinesemonths); 199