}
	$connections = join(" ",@clist);

	output_component($NM,$type,$cr,$arg,$rep,$stat,$connections,$subsys_or_port);
    }
    

    # order component id's so that entries found in _lbl.txt file are
    # in _lbl file order, and other entries follow.
    my (@id_list);
    @id_list = keys(%component_id_tag);
    @id_list = sort by_label_file @id_list;

    # calculate string length of longest component name (for octave):
    $strlength=0;
    foreach my $compname (@id_list) {
	my $name = id_to_name($compname);
	$strlength = length($name) if length($name) > $strlength;
    };

    print OUT "# Ordered list of Port names\n";
    my $i=1;
    foreach my $id (@id_list) {
	my ($subsys_or_port,$name) = id_to_name($id);
	if ($subsys_or_port eq "ports") {
	    $_ = $name; remove_brackets(); $name = $_;
	    print OUT "  " . $diagram_name . ".portlist($i,:)" . ' = "'
		. $name . " " x ($strlength - length($name)) . '";' . "\n";
	    $i++;
	}
    }
    print OUT "\n";

    print OUT "# Ordered list of subsystem names\n";
    $i=1;
    foreach my $id (@id_list) {
	my ($subsys_or_port,$name) = id_to_name($id);
	if ($subsys_or_port eq "subsystems") {
	    print OUT "  " . $diagram_name . ".subsystemlist($i,:)" . ' = "'
		. $name . " " x ($strlength - length($name)) . '";' . "\n";
	    $i++;
	}
    }
    print OUT "\n";
}

sub output_bond_causality {
    my ($mtt_bond_id,$dia_bond_id,$mtt_causality,%reverse_mtt_bond_id_index);