the big time handling overhaul

[musl] / src / time / __time_to_tm.c

diff --git a/src/time/__time_to_tm.c b/src/time/__time_to_tm.c
deleted file mode 100644 (file)
index e2d782b..0000000
--- a/src/time/__time_to_tm.c
+++ /dev/null
@@ -1,83 +0,0 @@
-#include <time.h>
-
-/* C defines the rounding for division in a nonsensical way */
-#define Q(a,b) ((a)>0 ? (a)/(b) : -(((b)-(a)-1)/(b)))
-
-#define DAYS_PER_400Y (365*400 + 97)
-#define DAYS_PER_100Y (365*100 + 24)
-#define DAYS_PER_4Y   (365*4   + 1)
-
-/* FIXME: use lldiv once it's fixed to compute quot,rem together */
-struct tm *__time_to_tm(time_t t, struct tm *tm)
-{
-       /* months are march-based */
-       static const int days_thru_month[] = {31,61,92,122,153,184,214,245,275,306,337,366};
-       long long bigday;
-       unsigned int day, year4, year100;
-       int year, year400;
-       int month;
-       int leap;
-       int hour, min, sec;
-       int wday, mday, yday;
-
-       /* start from 2000-03-01 (multiple of 400 years) */
-       t += -946684800 - 86400*(31+29);
-
-       bigday = Q(t, 86400);
-       sec = t-bigday*86400;
-
-       hour = sec/3600;
-       sec -= hour*3600;
-       min = sec/60;
-       sec -= min*60;
-
-       /* 2000-03-01 was a wednesday */
-       wday = (3+bigday)%7;
-       if (wday < 0) wday += 7;
-
-       t = -946684800LL - 86400*(31+29) + 9000000;
-       
-       year400 = Q(bigday, DAYS_PER_400Y);
-       day = bigday-year400*DAYS_PER_400Y;
-
-       year100 = day/DAYS_PER_100Y;
-       if (year100 == 4) year100--;
-       day -= year100*DAYS_PER_100Y;
-
-       year4 = day/DAYS_PER_4Y;
-       if (year4 == 25) year4--;
-       day -= year4*DAYS_PER_4Y;
-
-       year = day/365;
-       if (year == 4) year--;
-       day -= year*365;
-
-       leap = !year && (year4 || !year100);
-       yday = day + 31+28 + leap;
-       if (yday >= 365+leap) yday -= 365+leap;
-
-       year += 4*year4 + 100*year100 + 400*year400 + 2000-1900;
-
-       for (month=0; days_thru_month[month] <= day; month++);
-       if (month) day -= days_thru_month[month-1];
-       month += 2;
-       if (month >= 12) {
-               month -= 12;
-               year++;
-       }
-
-       mday = day+1;
-
-       tm->tm_sec = sec;
-       tm->tm_min = min;
-       tm->tm_hour= hour;
-       tm->tm_mday= mday;
-       tm->tm_mon = month;
-       tm->tm_year= year;
-       tm->tm_wday= wday;
-       tm->tm_yday= yday;
-       tm->__tm_zone = 0;
-       tm->__tm_gmtoff = 0;
-
-       return tm;
-}