Makefile sheet cheat

Makefile

#: This help command
help:
	@grep -B1 -E "^[a-zA-Z0-9_-]+\:([^\=]|$$)" Makefile | grep -v -- -- | sed 'N;s/\n/###/' | sed -n 's/^#: \(.*\)###\(.*\):.*/\2###\1/p' | column -t  -s '###'

basic:
	echo "This is a basic command, it's also the default command"

basicWithoutCommand:
	@echo "Now the command isn't echoed"

basicWithVariable:
	echo "This is a ${VAR} inputed as VAR=foobar"

withDependency: aDependency
	@echo "This is the command withDependency"

aDependency:
	@echo "This is a dependency"

#: A command with some help text
aCommandWithHelpText:
	@echo "This has a help text"