sub doInput($$;$)
{
    my $term = ${$_[0]};
    my $selectList = $_[1]; # This is already a REFERENCE!
    my $promptStr = $_[2] if $_[2];
    # Set the prompt string to empty string if there is no 3rd arg.
    ! $promptStr and $promptStr = '';
    # The code below, up to the return(), is pulled from the pftp
    # readline example file.  Thanks to Hiroo Hayashi for the Gnu
    # ReadLine code.
    my $attribs = $term->Attribs;

    # This is the list of things to expand on.
    $attribs->{completion_word} = $selectList;

    $attribs->{completion_append_character} = '';

    $attribs->{completion_entry_function} =
        $attribs->{'list_completion_function'};

    # Check the length of $promptStr, if > 78 characters, append
    # newline
    length $promptStr > 78 and $promptStr .= "\n";
    my $userInput = $term->readline($promptStr);

    $attribs->{completion_append_character} = ' ';

    $attribs->{completion_entry_function} = undef;

    return $userInput;
}