Final modification to code for extended file syntax

use warnings;
use strict;
use Spreadsheet::WriteExcel;

my $workbook = Spreadsheet::WriteExcel->new("data.xls");
my $worksheet = $workbook->add_worksheet();

$worksheet->write ("A1", 'Device');
$worksheet->write ("B1", '/var');
$worksheet->write ("C1", '/');
$worksheet->write ("D1", 'interleaved');

my $row = 2;
my $line = '';
my $device;

open inFile, '<', 'data.txt' or die "Couldn't open data.txt: $!";

while (! eof inFile)
  {
  $line .= ' ' . <inFile>;
  chomp $line;
  next if ! ($line =~ /logging\sto\s(device.*?)\s+/i) and ! eof inFile
+;

  my $nextDevice = $1;
  if ($line =~ /(\d+)%\s+\/var\s+(\d+).*?(\d+)%\s+Interleaved\s+(\w+)/
+i)
    {
    $worksheet->write("A$row", "$device");
    $worksheet->write("B$row", "$1");
    $worksheet->write("C$row", "$2");
    $worksheet->write("D$row", "$3");
    ++$row;
    print "$device $1, $2, $3\n";
    }

  $device = $nextDevice;
  $line = '';
  }

close inFile;

$workbook->close ();
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