#!/usr/bin/perl -w
chomp($phi = `ls slk`);
chomp($phi2 = `ls *.csv`);
open(OUT,"> /home/Aug18.csv") or die "Cannot open output file;
open(READDATA, "< /home/$phi") or die "Cannot Open file;
my $stuff;
my %h = ();
while ($stuff = <READDATA>)
{
        if ($stuff =~ /(\d\d\d\d\w\d?)\s+(\w*)/){
                $port = $1;
                $lsn = $2;
                $h{$port} = $lsn;
}
}
close READDATA;
open(READDATA2, "< /home/$phi2") or die "Cannot Open file.;
my $stuff2;
        while ($stuff2 = <READDATA2>){
        while (($port2, $lsn2) = each %h){
        if ($stuff2 =~/$port2/){
        chomp($stuff2);
        print OUT "$stuff2,$lsn2\n"}
}
}