update leap year comment when div by 400

This commit is contained in:
jem 2018-09-18 17:04:00 +08:00
parent c560ade831
commit 42366959ec
1 changed files with 2 additions and 2 deletions

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@ -52,8 +52,8 @@
static int is_leap_year(time_t year) {
if (year % 4) return 0; /* A year not divisible by 4 is not leap. */
else if (year % 100) return 1; /* If div by 4 and not 100 is surely leap. */
else if (year % 400) return 0; /* If div by 100 *and* 400 is not leap. */
else return 1; /* If div by 100 and not by 400 is leap. */
else if (year % 400) return 0; /* If div by 100 *and* not by 400 is not leap. */
else return 1; /* If div by 100 and 400 is leap. */
}
void nolocks_localtime(struct tm *tmp, time_t t, time_t tz, int dst) {