+void printUsage()
+{
+ std::cout << "Usage: "PACKAGE" [-h|--help] [OPTION=VALUE]..." << std::endl
+ << "The alien-smashing action game." << std::endl
+ << std::endl
+ << "Options:" << std::endl
+ << " -h, --help" << std::endl
+ << " show this help and exit" << std::endl
+ << " detail=1|2|3" << std::endl
+ << " the level of detail of game scenes" << std::endl
+ << " fullscreen=true|false" << std::endl
+ << " if true, uses the entire display" << std::endl
+ << " maxfps=num" << std::endl
+ << " the maximum number of frames per second" << std::endl
+ << std::endl
+ << "See documentation for more options." << std::endl;
+}