#20048 [Com]: mktime() returns -1 for dates < 1970

ID: 20048 Comment by: chuck at horizonlinux dot org Reported By: jamie at hometownsports dot ca Status: Wont fix Bug Type: Unknown/Other Function Operating System: RedHat Linux 7.3 PHP Version: 4.2.2 New Comment: havn't tested it on rh 7.3 but will do monday but for sure on rh 9 it's not working with default rh php package, it returns -1 and with my own compiled php it returns -3000 something can't remember the exact number off hand but we all get the point, it's not working :( will be looking forward to see a fix here :) Previous Comments: ------------------------------------------------------------------------ [2003-02-27 00:55:54] jlim at natsoft dot com dot my As a workaround, you can use the adodb_time library, that uses PHP code to calculate negative timestamps. http://php.weblogs.com/adodb_date_time_library ------------------------------------------------------------------------ [2002-10-23 15:18:40] hholzgra@php.net unix timestamp behavior for negative values is undefined it *may* map to pre-1970 dates but there is no guarantee whatsoever ------------------------------------------------------------------------ [2002-10-23 14:26:42] jamie at hometownsports dot ca glibc-2.2.5-34 and greater has been changed to return -1 for dates < 1970. This used to work. The problem exists with RedHat 7.3 and 8.0 echo (mktime(0, 0, 0, 1, 1, 1960)); // prints -1 ------------------------------------------------------------------------ [2002-10-23 14:23:48] jamie at hometownsports dot ca glibc-2.2.5-34 and greater has been changed to return -1 for dates < 1970. This used to work. The problem exists with RedHat 7.3 and 8.0 echo (mktime(0, 0, 0, 1, 1, 1960)); // prints -1 ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=20048&edit=1