安装环境

sudo apt update
sudo apt install build-essential clang flex bison g++ gawk gcc-multilib g++-multilib \
gettext git libncurses-dev libssl-dev python3-distutils rsync unzip zlib1g-dev \
file wget

sudo apt update
sudo apt install build-essential ccache ecj fastjar file g++ gawk \
gettext git java-propose-classpath libelf-dev libncurses5-dev \
libncursesw5-dev libssl-dev python python2.7-dev python3 unzip wget \
python3-distutils python3-setuptools python3-dev rsync subversion \
swig time xsltproc zlib1g-dev