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/* $Id$ */

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

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#ifndef DATE_FUNC_H

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#define DATE_FUNC_H

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#include "date_type.h"

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extern Year      _cur_year;

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extern Month     _cur_month;

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extern Date      _date;

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extern DateFract _date_fract;

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void SetDate(Date date);

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void ConvertDateToYMD(Date date, YearMonthDay *ymd);

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Date ConvertYMDToDate(Year year, Month month, Day day);

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static inline bool IsLeapYear(Year yr)

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{

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	return yr % 4 == 0 && (yr % 100 != 0 || yr % 400 == 0);

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}

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#endif /* DATE_FUNC_H */