good Android 9.0 A/B升级原理分析 https://blog.csdn.net/u013306216/article/details/102570202GYP简介 http://www.cppblog.com/tx7do/archive/2013/09/08/203067.aspx【C++】gflags的使用 https://blog.csdn.net/u013066730/article/details/84103083