REM
REM IISLOGMANAGER 1.0 - 25/06/1997
REM
REM deletes IIS log files older than a configurable amount of months

REM
REM directory where IIS logs reside
REM absolute or relative path without backslash at the end
REM
set LOG_DIRECTORY=t

REM
REM number of months (other than the current) to keep logs of
REM can be 1 to 11
REM
set MONTHS=1

REM ********** end of customizable part **********

set /a HISTORYLEVEL=MONTHS + 1

REM get date in the form "yymm"
for /f "delims=*" %%i in ('date /t') do set DATE=%%i
set SHORTDATE=%DATE:~12,2%%DATE:~7,2%

set /a HISTORYDATE=SHORTDATE - HISTORYLEVEL

REM normalize
set MONTH=%HISTORYDATE:~2,2%
if /i %MONTH% LEQ 12 goto next
	set /a HISTORYDATE=HISTORYDATE - 88
:next

for %%I in (%LOG_DIRECTORY%\in*.log) do call iislogmanager2 %%I %LOG_DIRECTORY%\in%HISTORYDATE%99.log