Makefile

EMACS ?= emacs

ELS	 = jagger-util.el \
	   jagger-swap.el \
	   jagger-move.el \
	   jagger-sort.el

TEST_ELS = test-util.el \
	   test-jagger-util.el \
	   test-jagger-swap.el \
	   test-jagger-move.el

# If the first argument is "test"...
ifeq (test,$(firstword $(MAKECMDGOALS)))
  # use the rest as arguments for "test"
  SELECTOR := $(wordlist 2, $(words $(MAKECMDGOALS)), $(MAKECMDGOALS))
  # ...and turn them into do-nothing targets
  $(eval $(SELECTOR):;@:)
endif

all: compile test

compile:
	$(EMACS) -batch -L . -f batch-byte-compile $(ELS)

test:
ifeq ($(SELECTOR),)
	$(EMACS) -Q --batch -L . $(addprefix -l , $(ELS) $(TEST_ELS)) -f ert-run-tests-batch-and-exit
else
	$(EMACS) -Q --batch -L . $(addprefix -l , $(ELS) $(TEST_ELS)) --eval "(ert-run-tests-batch-and-exit '$(SELECTOR))"
endif

help:
	@echo make
	@echo make compile
	@echo make test [SELECTOR]

clean:
	@rm -f *.elc