#!/usr/bin/env perl

use strict;
use warnings;

while (my $file = <DATA>) {
    print '-' x 60, "\n";
    chomp $file;
    print "******processing <<<<${file}>>>\n\n";

    if ($file =~/(zip$)|(gz$)|(tar$)|(bz$)|(bz2$)/i) {
        print "IF: $file\n";
    }
    elsif ($file =~/md5$/i) {
        print "ELSIF: $file\n";
    }

    print '-' x 60, "\n";
}

__DATA__
/home/user/projects/database/bwa/index_bwa_human_b36_both.fasta.tar.gz
/home/user/projects/database/bwa/index_bwa_human_b36_both.fasta.index.tar.gz.md5

##</code><code>##

$ pm_weird_print.pl
------------------------------------------------------------
******processing <<<</home/user/projects/database/bwa/index_bwa_human_b36_both.fasta.tar.gz>>>

IF: /home/user/projects/database/bwa/index_bwa_human_b36_both.fasta.tar.gz
------------------------------------------------------------
------------------------------------------------------------
******processing <<<</home/user/projects/database/bwa/index_bwa_human_b36_both.fasta.index.tar.gz.md5>>>

ELSIF: /home/user/projects/database/bwa/index_bwa_human_b36_both.fasta.index.tar.gz.md5
------------------------------------------------------------