hi all,
i found this article.....
http://www.sitebuddy.com/mod_log_rotatei've checked this on win xp sp3 xampp 1.7.1 (apache v.2.2.11)
download the mod_log_rotate.dll or mod_log_rotate.so for Apache XXX version 08_2006
move the mod_log_rotateXXX_08_2006.so to xampp/apache/modules/mod_log_rotate.so or mod_log_rotate.dll
edit http.conf
ErrorLog "| C:/xampp/apache/bin/rotatelogs.exe C:/xampp/apache/logs/error.%Y.%m.%d.log 86400"
(please note! which opens two boxes cmd......)
LoadModule log_rotate_module modules/mod_log_rotate.so
CustomLog "logs/access.%y.%m.%d.log" combined
RotateLogs On
RotateLogsLocalTime On
RotateInterval 84600 (in seconds)