Function next_opt

src/options.c:9754–9785

* prints the next boolean option, on the same line if possible, on a new * line if not. End with next_opt(""). */

 * line if not. End with next_opt("").
 */
void
next_opt(winid datawin, const char *str)
{
    static char *buf = 0;
    int i;
    char *s;

    if (!buf)
        *(buf = (char *) alloc(COLBUFSZ)) = '\0';

    if (!*str) {
        s = eos(buf);
        if (s > &buf[1] && s[-2] == ',')
            s[-2] = '.', s[-1] = '\0'; /* replace ending ", " with "." */
        i = COLNO;              /* (greater than COLNO - 2) */
    } else {
        i = Strlen(buf) + Strlen(str) + 2;
    }

    if (i > COLNO - 2) { /* rule of thumb */
        putstr(datawin, 0, buf);
        buf[0] = 0;
    }
    if (*str) {
        Strcat(buf, str);
        Strcat(buf, ", ");
    } else {
        putstr(datawin, 0, str);
        free((genericptr_t) buf), buf = 0;
    }
    return;
}

static struct wc_Opt wc_options[] = {
    { "ascii_map", WC_ASCII_MAP },