bash completion of makefile target

Question

Suppose I have a simple makefile like:

hello:
   echo \"hello world\"

bye:
   echo \"bye bye\"

Then in bash I want something like:

Answer 1

There's a useful package called bash-completion available for most every OS. It includes Makefile completion.

(If you're using macOS and Homebrew, you can get this via brew install bash-completion.)