Function initoptions_init

src/options.c:7118–7305

set up default values for options where 0 or False isn't sufficient */

/* set up default values for options where 0 or False isn't sufficient */
void
initoptions_init(void)
{
#if (defined(UNIX) || defined(VMS)) && defined(TTY_GRAPHICS)
    char *opts;
#endif
    int i;
    boolean have_branch = (nomakedefs.git_branch && *nomakedefs.git_branch);

    go.opt_phase = builtin_opt;    /* Did I need to move this here? */
    /* initialize the function pointers for saving the game */
    sf_init();
    allopt_array_init();
    /* if windowtype has been specified on the command line, set it up
       early so windowtype-specific options use it as their base */
    if (gc.cmdline_windowsys) {
        nmcpy(gc.chosen_windowtype, gc.cmdline_windowsys, WINTYPELEN);
        config_error_init(FALSE, "command line", FALSE);
        choose_windows(gc.cmdline_windowsys);
        config_error_done();
        /*
         * FIXME?  This continues even if setting windowtype to player's
         * specified value fails.  It doesn't lock the windowtype in
         * that situation though, so the game will use whatever is in
         * RC/NETHACKOPTIONS or resort to DEFAULT_WINDOW_SYS.
         */
        if (windowprocs.name
            && !strcmpi(windowprocs.name, gc.cmdline_windowsys))
            /* ignore any windowtype:foo in RC file or NETHACKOPTIONS */
            iflags.windowtype_locked = TRUE;
        /* shouldn't need cmdline_windowsys beyond here */
        free((genericptr_t) gc.cmdline_windowsys),
            gc.cmdline_windowsys = NULL;
    }

    /* make any symbol parsing quicker */
    if (!glyphid_cache_status())
        fill_glyphid_cache();

    /* set up the command parsing */
    reset_commands(TRUE); /* init */

    /* initialize the random number generator(s) */
    init_random(rn2);
    init_random(rn2_on_display_rng);

    go.opt_phase = builtin_opt;
    for (i = 0; allopt[i].name; i++) {
        if (allopt[i].addr)
            *(allopt[i].addr) = allopt[i].initval;
    }

    flags.end_own = FALSE;
    flags.end_top = 3;
    flags.end_around = 2;
    flags.paranoia_bits = PARANOID_PRAY | PARANOID_SWIM | PARANOID_TRAP;
    flags.versinfo = have_branch ? 4 : 1;
    flags.pile_limit = PILE_LIMIT_DFLT;  /* 5 */