Function dokeylist

src/cmd.c:2866–3013

list all keys and their bindings, like dat/hh but dynamic */

/* list all keys and their bindings, like dat/hh but dynamic */
void
dokeylist(void)
{
    const struct ext_func_tab *extcmd;
    winid datawin;
    char buf[BUFSZ], buf2[BUFSZ];
    uchar key;
    boolean spkey_gap, keys_used[256], mov_seen[256];
    int i, j, pfx_seen[256];

    (void) memset((genericptr_t) keys_used, 0, sizeof keys_used);
    (void) memset((genericptr_t) pfx_seen, 0, sizeof pfx_seen);

#ifndef NO_SIGNAL
    /* this is actually ambiguous; tty raw mode will override SIGINT;
       when enabled, treat it like a movement command since assigning
       other commands to this keystroke would be unwise... */
    key = (uchar) C('c');
    keys_used[key] = TRUE;
#endif

    /* movement keys have been flagged in keys_used[]; clone them */
    (void) memcpy((genericptr_t) mov_seen, (genericptr_t) keys_used,
                  sizeof mov_seen);

    spkey_gap = FALSE;
    for (i = 0; misc_keys[i].desc; ++i) {
        if (misc_keys[i].numpad && !iflags.num_pad)
            continue;
        j = misc_keys[i].nhkf;
        key = (uchar) gc.Cmd.spkeys[j];
        if (key && !mov_seen[key] && !pfx_seen[key]) {
            keys_used[key] = TRUE;
            pfx_seen[key] = j;
        } else
            spkey_gap = TRUE;
    }

    datawin = create_nhwindow(NHW_TEXT);
    putstr(datawin, 0, "");
    Sprintf(buf, "%7s %s", "", "    Full Current Key Bindings List");
    putstr(datawin, 0, buf);
    for (extcmd = extcmdlist; extcmd->ef_txt; ++extcmd)
        if (spkey_gap || !keylist_func_has_key(extcmd, keys_used)) {
            Sprintf(buf, "%7s %s", "",
                               "(also commands with no key assignment)");
            putstr(datawin, 0, buf);
            break;
        }

    /* directional keys */
    putstr(datawin, 0, "");
    putstr(datawin, 0, "Directional keys:");
    show_direction_keys(datawin, '.', FALSE); /* '.'==self in direct'n grid */

    if (!iflags.num_pad) {
        putstr(datawin, 0, "");
        putstr(datawin, 0,