soong语法说明、android.bp语法说明为了方便查询，我们也可以自己生成soong的帮助文档，下载aosp源码，全编一次，然后参考下面： The list of valid module types and their properties can be generated by calling m soong_docs. It will be written to $OUT_DIR/soong/docs/soong_build.html. This list for the current version of Soong can be fo