src/date_func.h
author rubidium
Thu, 18 Dec 2008 12:23:08 +0000
changeset 10436 8d3a9fbe8f19
parent 9570 8b9c1cbb0077
permissions -rw-r--r--
(svn r14689) -Change: make configure die on commonly made user mistakes, like not having SDL development files or zlib headers installed; you can still compile a dedicated server or a binary without zlib, but you have to explicitly force it.
/* $Id$ */

/** @file date_func.h Functions related to dates. */

#ifndef DATE_FUNC_H
#define DATE_FUNC_H

#include "date_type.h"

extern Year      _cur_year;
extern Month     _cur_month;
extern Date      _date;
extern DateFract _date_fract;

void SetDate(Date date);
void ConvertDateToYMD(Date date, YearMonthDay *ymd);
Date ConvertYMDToDate(Year year, Month month, Day day);

static inline bool IsLeapYear(Year yr)
{
	return yr % 4 == 0 && (yr % 100 != 0 || yr % 400 == 0);
}

#endif /* DATE_FUNC_H */