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pico/projects/Zeta/API/Z/functions/calendar.h
2026-03-24 22:22:37 +00:00

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/* Zeta API - Z/functions/calendar.h
______ ______________ ___
|__ / | ___|___ ___|/ \
/ /__| __| | | / - \
/______|_____| |__| /__/ \__\
Copyright (C) 2006-2024 Manuel Sainz de Baranda y Goñi.
Released under the terms of the GNU Lesser General Public License v3. */
#ifndef Z_functions_calendar_H
#define Z_functions_calendar_H
#include <Z/types/integral.h>
#include <Z/macros/calendar.h>
static Z_INLINE
boolean z_gregorian_year_is_leap(zulong year)
{return Z_GREGORIAN_YEAR_IS_LEAP(year);}
static Z_INLINE
zuint8 z_gregorian_year_days_in_month(zulong year, zuint8 month)
{
return month == 2
? (Z_GREGORIAN_YEAR_IS_LEAP(year) ? 29 : 28)
: (month == 4 || month == 6 || month == 9 || month == 11
? 30 : 31);
}
static Z_INLINE
boolean z_julian_year_is_leap(zulong year)
{return Z_JULIAN_YEAR_IS_LEAP(year);}
#endif /* Z_functions_calendar_H */