参考： https://stackoverflow.com/questions/7494244/how-to-change-entry-point-of-c-program-with-gcc https://www.cnblogs.com/yizhanwillsucceed/p/13602170.html https://www.cnblogs.com/raswin/p/10031117.html https://blog.csdn.net/morixinguan/article/details/106515414
