mu: makefile tangle/tangle mu.cc
	g++ -g -Wall -Wextra -fno-strict-aliasing mu.cc -o mu
	-@./mu test

# To see what the program looks like after all layers have been applied, read
# mu.cc
mu.cc: 0*
	./tangle/tangle --until 999 > mu.cc
	@make autogenerated_lists >/dev/null

tangle/tangle:
	cd tangle && make

# auto-generated files; by convention they end in '_list'.
.PHONY: autogenerated_lists
autogenerated_lists: mu.cc function_list test_list

function_list: mu.cc
	@grep -h "^[^ #].*) {" mu.cc |perl -pwe 's/ {.*/;/' > function_list
	@grep -h "^[[:space:]]*TEST(" mu.cc |perl -pwe 's/^\s*TEST\((.*)\)$$/void test_$$1();/' >> function_list

test_list: mu.cc
	@grep -h "^[[:space:]]*void test_" mu.cc |perl -pwe 's/^\s*void (.*)\(\) {.*/$$1,/' > test_list
	@grep -h "^[[:space:]]*TEST(" mu.cc |perl -pwe 's/^\s*TEST\((.*)\)$$/test_$$1,/' >> test_list

clean:
	cd tangle && make clean
	rm -rf mu.cc mu *_list