如何编写shell脚本来编译和安装源代码编译ProFTPD？

I installed ProFTPD by source compilation and has worked successfully, but I'm thinking, instead of separately doing the all steps, the entire installation can be done by using bash scripting, but I had less knowledge in shell scripting. Please help. These are the following commands I had executed to build and configure ProFTPD: by source compilation and h