Function cleanup

common/console.cpp:118–133

    }

    void cleanup() {
        // Reset console display
        set_display(reset);

#if !defined(_WIN32)
        // Restore settings on POSIX systems
        if (!simple_io) {
            if (tty != nullptr) {
                out = stdout;
                fclose(tty);
                tty = nullptr;
            }
            tcsetattr(STDIN_FILENO, TCSANOW, &initial_state);
        }
#endif
    }

    //
    // Display and IO