src/time/__secs_to_tm.c

13     int remdays, remsecs, remyears;
36     remdays = days % DAYS_PER_400Y;
37     if (remdays < 0) {
38         remdays += DAYS_PER_400Y;
42     c_cycles = remdays / DAYS_PER_100Y;
45     remdays -= c_cycles * DAYS_PER_100Y;
47     q_cycles = remdays / DAYS_PER_4Y;
50     remdays -= q_cycles * DAYS_PER_4Y;
52     remyears = remdays / 365;
55     remdays -= remyears * 365;
58     yday = remdays + 31 + 28 + leap;
64     for (months = 0; days_in_month[months] <= remdays; months++)
65         remdays -= days_in_month[months];
76     tm->tm_mday = remdays + 1;