svn: /php/php-src/ branches/PHP_5_3/ext/date/lib/unixtime2tm.c trunk/ext/date/lib/unixtime2tm.c

iliaa Wed, 05 Jan 2011 04:13:23 +0000 Revision: http://svn.php.net/viewvc?view=revision&revision=307103 Log: Optimize unix timestamp to date-string conversion for very high year values Changed paths: U php/php-src/branches/PHP_5_3/ext/date/lib/unixtime2tm.c U php/php-src/trunk/ext/date/lib/unixtime2tm.c Modified: php/php-src/branches/PHP_5_3/ext/date/lib/unixtime2tm.c =================================================================== --- php/php-src/branches/PHP_5_3/ext/date/lib/unixtime2tm.c 2011-01-05 04:04:02 UTC (rev 307102) +++ php/php-src/branches/PHP_5_3/ext/date/lib/unixtime2tm.c 2011-01-05 04:13:23 UTC (rev 307103) @@ -55,6 +55,12 @@ if (ts >= 0) { tmp_days = days + 1; + + if (tmp_days >= DAYS_PER_LYEAR_PERIOD || tmp_days <= -DAYS_PER_LYEAR_PERIOD) { + cur_year += YEARS_PER_LYEAR_PERIOD * (tmp_days / DAYS_PER_LYEAR_PERIOD); + tmp_days -= DAYS_PER_LYEAR_PERIOD * (tmp_days / DAYS_PER_LYEAR_PERIOD); + } + while (tmp_days >= DAYS_PER_LYEAR) { cur_year++; if (timelib_is_leap(cur_year)) { Modified: php/php-src/trunk/ext/date/lib/unixtime2tm.c =================================================================== --- php/php-src/trunk/ext/date/lib/unixtime2tm.c 2011-01-05 04:04:02 UTC (rev 307102) +++ php/php-src/trunk/ext/date/lib/unixtime2tm.c 2011-01-05 04:13:23 UTC (rev 307103) @@ -55,6 +55,12 @@ if (ts >= 0) { tmp_days = days + 1; + + if (tmp_days >= DAYS_PER_LYEAR_PERIOD || tmp_days <= -DAYS_PER_LYEAR_PERIOD) { + cur_year += YEARS_PER_LYEAR_PERIOD * (tmp_days / DAYS_PER_LYEAR_PERIOD); + tmp_days -= DAYS_PER_LYEAR_PERIOD * (tmp_days / DAYS_PER_LYEAR_PERIOD); + } + while (tmp_days >= DAYS_PER_LYEAR) { cur_year++; if (timelib_is_leap(cur_year)) {