Function movecmd

src/cmd.c:3868–3898

also sets u.dz, but returns false for <> */

/* also sets u.dz, but returns false for <> */
int
movecmd(char sym, int mode)
{
    int d = DIR_ERR;
    struct Cmd_bind *bind = cmdbind_get(sym);

    if (bind && bind->cmd) {
        int (*fnc)(void) = bind->cmd->ef_funct;

        if (mode == MV_ANY) {
            for (d = N_DIRS_Z - 1; d > DIR_ERR; d--)
                if (fnc == move_funcs[d][MV_WALK]
                    || fnc == move_funcs[d][MV_RUN]
                    || fnc == move_funcs[d][MV_RUSH])
                    break;
        } else {
            for (d = N_DIRS_Z - 1; d > DIR_ERR; d--)
                if (fnc == move_funcs[d][mode])
                    break;
        }
    }

    if (d != DIR_ERR) {
        u.dx = xdir[d];
        u.dy = ydir[d];
        u.dz = zdir[d];
        return !u.dz;
    }
    u.dz = 0;
    return 0;
}

/* grid bug handling */
int