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AK+LibC+LibCore: Have fewer implementations of days_in_month

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Nico Weber 2020-08-25 20:11:12 -04:00 • committed by Andreas Kling
parent dcb81fc199
commit a7a18b478e
Notes: sideshowbarker 2024-07-19 03:08:27 +09:00
4 changed files with 20 additions and 16 deletions
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16
Libraries/LibC/time.cpp
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@ -60,7 +60,6 @@ char* ctime(const time_t* t)
return asctime(localtime(t));
}
static const int __days_per_month[] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
static const int __seconds_per_day = 60 * 60 * 24;
static void time_to_tm(struct tm* tm, time_t t)
@ -85,16 +84,13 @@ static void time_to_tm(struct tm* tm, time_t t)
tm->tm_hour = remaining / 60;
tm->tm_year = year - 1900;
tm->tm_yday = days;
tm->tm_mday = 1;
if (is_leap_year(year) && days == 59)
++tm->tm_mday;
if (is_leap_year(year) && days >= 59)
--days;
int month;
for (month = 0; month < 11 && days >= __days_per_month[month]; ++month)
days -= __days_per_month[month];
tm->tm_mon = month;
tm->tm_mday += days;
for (month = 1; month < 12 && days >= days_in_month(year, month); ++month)
days -= days_in_month(year, month);
tm->tm_mon = month - 1;
tm->tm_mday = days + 1;
}
static time_t tm_to_time(struct tm* tm, long timezone_adjust_seconds)