kolibrios/programs/develop/oberon07/lib/KolibriOS/UnixTime.ob07
Kirill Lipatov (Leency) 498da3221e update Oberon07 and CEDIT by akron1
git-svn-id: svn://kolibrios.org@8859 a494cfbc-eb01-0410-851d-a64ba20cac60
2021-06-15 17:33:16 +00:00

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(*
BSD 2-Clause License
Copyright (c) 2018-2019, Anton Krotov
All rights reserved.
*)
MODULE UnixTime;
VAR
days: ARRAY 12, 31, 2 OF INTEGER;
PROCEDURE init;
VAR
i, j, k, n0, n1: INTEGER;
BEGIN
FOR i := 0 TO 11 DO
FOR j := 0 TO 30 DO
days[i, j, 0] := 0;
days[i, j, 1] := 0;
END
END;
days[ 1, 28, 0] := -1;
FOR k := 0 TO 1 DO
days[ 1, 29, k] := -1;
days[ 1, 30, k] := -1;
days[ 3, 30, k] := -1;
days[ 5, 30, k] := -1;
days[ 8, 30, k] := -1;
days[10, 30, k] := -1;
END;
n0 := 0;
n1 := 0;
FOR i := 0 TO 11 DO
FOR j := 0 TO 30 DO
IF days[i, j, 0] = 0 THEN
days[i, j, 0] := n0;
INC(n0)
END;
IF days[i, j, 1] = 0 THEN
days[i, j, 1] := n1;
INC(n1)
END
END
END
END init;
PROCEDURE time* (year, month, day, hour, min, sec: INTEGER): INTEGER;
RETURN ((year - 1970) * 365 + days[month - 1, day - 1, ORD(year DIV 4 = 0)] + (year - 1969) DIV 4) * 86400 + hour * 3600 + min * 60 + sec
END time;
BEGIN
init
END UnixTime.