在Linux上安装编译工具链,安装它会依赖dpkg-dev,g++,libc6-dev,make等,所以安装之后这些依赖的工具也都会被安装.ubuntu软件库中这么描述 Informational list of build-essential packages If you do not plan to build Debian packages, you don't need this package. Starting with dpkg (>= 1.14.18) this package