下载
wget https://github.com/ninja-build/ninja/releases/download/v1.9.0/ninja-linux.zip
unzip ninja-linux.zip -d /usr/local/bin/
添加环境变量
测试版本：
# ninja --version
1.9.0
报错处理：
[root@mini test]# ./ninja ./ninja: /lib64/libstdc++.so.6: version `GLIBCXX_3.4.21' not found (required by ./ninja) ./ninja: /lib64/libstdc++.so.6: version `GLIBCXX_3.4.20' not found (required by ./ninja)
处理方法见