Function is_keycode_mode_supported

src/input.cpp:89–96

}

bool is_keycode_mode_supported()
{
#if defined(TILES) && !defined(__ANDROID__) && !defined(TARGET_OS_IPHONE)
    return keycode_mode;
#else
    return false;
#endif
}

//helper function for those have problem inputting certain characters.
std::string get_input_string_from_file( const std::string &fname )