.DEFAULT_GOAL: clean .PHONY: help clean help: @echo " " @echo " Usage:" @echo " make clean # remove temporary (log) files" @echo " " clean: # ------------------- /bin/rm -f jb.[0-9]*.{jb,rc,log} /bin/rm -f *.pyc /bin/rm -f *.log /bin/rm -f *.[eo]* /bin/rm -f *.p[eo]* /bin/rm -f out.* /bin/rm -f err.*