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treat time_t as unsigned time
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@ -203,18 +203,21 @@ ngx_http_cookie_time(u_char *buf, time_t t)
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void
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ngx_gmtime(time_t t, ngx_tm_t *tp)
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{
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ngx_int_t sec, min, hour, mday, mon, year, wday, yday, days;
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ngx_uint_t n, sec, min, hour, mday, mon, year, wday, yday, days;
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days = (ngx_int_t) (t / 86400);
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/* the calculation is valid for positive time_t only */
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n = (ngx_uint_t) t;
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days = n / 86400;
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/* Jaunary 1, 1970 was Thursday */
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wday = (4 + days) % 7;
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t %= 86400;
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hour = (ngx_int_t) (t / 3600);
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t %= 3600;
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min = (ngx_int_t) (t / 60);
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sec = (ngx_int_t) (t % 60);
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n %= 86400;
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hour = n / 3600;
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n %= 3600;
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min = n / 60;
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sec = n % 60;
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/* the algorithm based on Gauss's formula */
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