:)

$filename = 'hits.data';
$main_dir = 'C:/Apache2/cgi-bin/sample';
$autoadd=1;  
$view_log='***********';
&FormInput(*input);
$addnew=0;
$lock = "$main_dir/count_lock.lock";
if ($input{'view'} ne $view_log) 
  {
    &SetLock;
  }
open(DATA,"$main_dir/$filename");
   @lines = <DATA>;
close(DATA);
if ($input{'view'} eq $view_log) 
  {
    
  }  

else
  {

    open(DATA,">$main_dir/$filename");
      foreach $line (@lines)
      {
          ($link_url, $link_count1) = split(/\|/,$line);
          if ($input{'url'} eq $link_url1) 
          {
            $link_count1++;
             print DATA ("From the Sample script.|$link_count1\n");
             $addnew=1;
            }
          else 
            {
            print DATA $line;
            }

      }

if ($addnew == 0 && $autoadd == 1)
      {
        print DATA ("$input{'url'}|1\n");
      }
     &EndLock;
close(DATA);

if ($input{'url'} !~ m?://?)
    {
        $input{'url'} = "http://" . $input{'url'};
    }
} 

    exit;

sub FormInput
{
local (*qs) = @_ if @_;

if ($ENV{'REQUEST_METHOD'} eq "GET")
        {
        $qs = $ENV{'QUERY_STRING'};
        }
elsif ($ENV{'REQUEST_METHOD'} eq "POST")
        {
        read(STDIN,$qs,$ENV{'CONTENT_LENGTH'});
        }

@qs = split(/&/,$qs);

foreach $i (0 .. $#qs)
        {
        $qs[$i] =~ s/\+/ /g;
        $qs[$i] =~ s/%(..)/pack("c",hex($1))/ge;

        ($name,$value) = split(/=/,$qs[$i],2);

        if($qs{$name} ne "")
                {
                $qs{$name} = "$qs{$name}:$value";
                }
        else
                {
                $qs{$name} = $value;
                }
        }

return 1;
}

sub SetLock {

        $timecheck = 0;
    while(-e $lock)
        {
            sleep(5);
        $timecheck = $timecheck + 1;
        if ($timecheck >= 5)
        {
        unlink("$lock");
        }
        }
        open(LOCKFILE,">$lock");
        close(LOCKFILE);
        return;
}
sub EndLock {

    unlink("$lock");
        return;
}
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