static bool do_description(std::string key)

static bool do_description(std::string key, std::string footer = "")

    if (footer != "")
    {
        const int numcols = get_number_of_cols();
        int num_lines = linebreak_string2(footer, numcols);
        num_lines++;
        gotoxy(1, get_number_of_lines() - num_lines);

        cprintf(footer.c_str());
    }

static bool find_description()

static bool find_description(bool &again)

    again = true;

        again = false;

    // Try to get an exact match first.

    bool exact_match = false;

        {
            return do_description(regex);
        }

            exact_match = true;

    }
    if (exact_match)
    {
        std::string footer = "This entry is an exact match for '";
        footer += regex;
        footer += "'.  To see non-exact matches, press space.";
        if (!do_description(regex, footer))
        {
            DEBUGSTR("do_description() returned false for exact_match");
            return (false);
        }
        if (getch() != ' ')
            return (false);

        if (find_description())
            if ( getch() == 0 )
                getch();

    {
        bool again = false;
        do {
            if (find_description(again))
                if ( getch() == 0 )
                    getch();
            if (again)
                mesclr(true);
        } while(again);

    }