11 lines
586 B
C
11 lines
586 B
C
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#define YEAR0 1900
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#define EPOCH_YR 1970
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#define SECS_DAY (24L * 60L * 60L)
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#define LEAPYEAR(year) (!((year) % 4) && (((year) % 100) || !((year) % 400)))
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#define YEARSIZE(year) (LEAPYEAR(year) ? 366 : 365)
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#define FIRSTSUNDAY(timp) (((timp)->tm_yday - (timp)->tm_wday + 420) % 7)
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#define FIRSTDAYOF(timp) (((timp)->tm_wday - (timp)->tm_yday + 420) % 7)
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#define TIME_MAX ULONG_MAX
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#define ABB_LEN 3
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const int _ytab[2][12]= {{31,28,31,30,31,30,31,31,30,31,30,31},{31,29,31,30,31,30,31,31,30,31,30,31}};
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