our $zip_cmd = '"c:\Program Files\7zip\7z.exe"';
our $sysvolume = '"-x!System Volume Information"';
my $exclude_list = '';

$exclude_list = " -x!*RECYCLE.BIN -x!*Thumbs.db -x!*desktop.ini";
my $command = $zip_cmd . ' a -r -mx0 -tzip' . $exclude_list . ' ' . $sysvolume . ' ' . $target_zip . ' ';
my $ZIP = undef;
open($ZIP,"$command |") or die "$package: Could not open pipe for $command, Error: $!\n";
while (my $line = <$ZIP>) {
    print $line;   #Record in the log file
    $trace and print STDOUT $line;  # Report it on the screen if needed
}
close $ZIP;