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Checking in khanson@netscape.com's patch fixing GMT offset day-overflow (65671, r=mccabe, sr=jband).

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brendan%mozilla.org 2002-05-15 19:44:34 +00:00
parent e92779e853
commit c2c188c8cc
1 changed files with 6 additions and 4 deletions
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10
js/src/jsdate.c
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@ -332,12 +332,15 @@ DaylightSavingTA(jsdouble t)
return result;
}
#define LocalTime(t) ((t) + LocalTZA + DaylightSavingTA(t))
#define AdjustTime(t) fmod(LocalTZA + DaylightSavingTA(t), msPerDay)
#define LocalTime(t) ((t) + AdjustTime(t))
static jsdouble
UTC(jsdouble t)
{
return t - LocalTZA - DaylightSavingTA(t - LocalTZA);
return t - AdjustTime(t - LocalTZA);
}
static intN
@ -1493,8 +1496,7 @@ date_format(JSContext *cx, jsdouble date, formatspec format, jsval *rval)
/* offset from GMT in minutes. The offset includes daylight savings,
if it applies. */
jsint minutes = (jsint) floor((LocalTZA + DaylightSavingTA(date))
/ msPerMinute);
jsint minutes = (jsint) floor(AdjustTime(date) / msPerMinute);
/* map 510 minutes to 0830 hours */
intN offset = (minutes / 60) * 100 + minutes % 60;