#!/usr/bin/perl
use strict;
use warnings;

my $output = '';
my $tag;
my $fh;
LINE: while ( my $line = <DATA>)  {
    chomp $line;
    # if line ended with a '\', remove '\' and save line for later out+put
    if ( $line =~ s/\\$// || $line =~ s/\s$//) {
        # clean indentation
        $line =~ s/^\s+/ /;
        # save line
        $output .= $line;
        next LINE;
    }
    # we have previous line(s) to consider?
    if ( length $output ) {
        # clean indentation
        $line =~ s/^\s+/ /;
        $line = $output . $line;
        $output = '';
    }
  if($line =~ /^{(.*)}/) {
        $tag = $1;
    }else {
        if($tag eq 'FILE') {
                if(defined($fh)){
                print $fh "</ROOT>";
                close($fh);
                }
 my $filename = $line;
            open($fh, '>', "$filename.xml") or die "$filename: $!";
            print $fh '<?xml version="1.0"?>',"\n";
            print $fh "<ROOT>\n";
            print $fh "<FILE>$filename</FILE>\n";
        } elsif(defined($fh)) {
if($line ne ''){
$line =~ s/\\//gi;
            print "<$tag>$line</$tag>\n";
}
}
}
    print $line, $/;
}


__DATA__
{FILE}
sourcetag1
{NUMBER}
00000
11111
{SOURCE}
source1
{KEYWORD}
{AUTHOR}
author1
staff1
{HEADLINE}
DISPOSABLE DECOR: THE CUTTING EDGE DULLS FAST\
TYLE AT A SPEED USUALLY ASSOCIATED WITH WARDROBE ITEMS

{FILE}
sourcetag2
{NUMBER}
00002
{SOURCE}
sourcenam2
{KEYWORD}
{AUTHOR}
author2
staff2