http://qs321.pair.com?node_id=143628

   1: #!/usr/bin/perl
   2: 
   3: #This is nothing special but it's the first real perl script I've done and I was interested
   4: #in hearing comments and opinions.  Sorry if it's a little remedial for everybody but I
   5: #think it beats the hell out of a hello world.
   6: 
   7: #This program deletes old unneeded backup logs with the goofy site dependent timestamp
   8: #backup.MMDDYY.log.Z
   9: 
  10: $now=time; #WHATS THE CURRENT DATE/TIME
  11: $deldate=$now-2419200;
  12: #GO BACK 20 WORK DAYS
  13: ($seconds,$minutes,$hour,$monthday,$month,$year,$weekday,$yearday,$dst_flag)=localtime($deldate);
  14: $month+=1; #FORMAT MONTH
  15: $month*=10000;
  16: $monthday*=100; #FORMAT DATE
  17: $year-=100; #FORMAT YEAR 
  18: $TS=$year+$month+$monthday; #FORMAT TIMESTAMP
  19: if ($TS < 100000) {
  20: 	$TS ="0$TS";
  21: }
  22: $fullstamp="backup.$TS.log.Z";
  23: unlink("/var/adm/$fullstamp"); #DELETE THE OLD LOGFILE