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

This seems to be default in at least Debian Lenny:

$ grep Makefile /etc/bash_completion
    # make reads `GNUmakefile', then `makefile', then `Makefile'
    elif [ -f ${makef_dir}/Makefile ]; then
        makef=${makef_dir}/Makefile
    # before we scan for targets, see if a Makefile name was
    # deal with included Makefiles

The header of this file states:

#   The latest version of this software can be obtained here:
#
#   http://bash-completion.alioth.debian.org/
#
#   RELEASE: 20080617.5