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Fix leap year calculations in parse_to_unixtime()

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Thomas Gellekum 1996-01-08 08:45:11 +00:00
parent 2838466c09
commit a8611821d7
1 changed files with 5 additions and 3 deletions
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8
usr.sbin/xntpd/parse/parse.c
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@ -605,7 +605,9 @@ parse_iodone(parseio)
/*
* convert a struct clock to UTC since Jan, 1st 1970 0:00 (the UNIX EPOCH)
*/
#define dysize(x) ((x) % 4 ? 365 : ((x % 400) ? 365 :366))
#define dysize(x) (((x) % 4) ? 365 : \
(((x) % 100) ? : 366 \
(((x) % 400) ? 365 : 366)))
time_t
parse_to_unixtime(clock, cvtrtc)
@ -649,8 +651,8 @@ parse_to_unixtime(clock, cvtrtc)
return -1; /* bad month */
}
/* adjust leap year */
if (clock->month >= 3 && dysize(clock->year) == 366)
t++;
if (clock->month < 3 && dysize(clock->year) == 366)
t--;
for (i = 1; i < clock->month; i++)
{