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-rw-r--r--time/strptime.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/time/strptime.c b/time/strptime.c
index d85dbfac2b..315af83980 100644
--- a/time/strptime.c
+++ b/time/strptime.c
@@ -206,21 +206,23 @@ day_of_the_week (struct tm *tm)
/* We know that January 1st 1970 was a Thursday (= 4). Compute the
the difference between this data in the one on TM and so determine
the weekday. */
- int corr_year = tm->tm_mon >= 2 ? tm->tm_year : tm->tm_year - 1;
+ int corr_year = 1900 + tm->tm_year - (tm->tm_mon < 2);
int wday = (-473
- + (365 * (tm->tm_year - 1970))
+ + (365 * (tm->tm_year - 70))
+ (corr_year / 4)
- ((corr_year / 4) / 25) + ((corr_year / 4) % 25 < 0)
+ (((corr_year / 4) / 25) / 4)
+ __mon_yday[0][tm->tm_mon]
- + tm->tm_mday);
- tm->tm_wday = wday;
+ + tm->tm_mday - 1);
+ tm->tm_wday = wday % 7;
}
+/* Compute the day of the year. */
static void
day_of_the_year (struct tm *tm)
{
- tm->tm_yday = __mon_yday[__isleap (tm->tm_year)][tm->tm_mon] + tm->tm_mday;
+ tm->tm_yday = (__mon_yday[__isleap (1900 + tm->tm_year)][tm->tm_mon]
+ + (tm->tm_mday - 1));
}
static char *