tests = test-tweakey test-cipher

.PHONY: clean test $(tests)


nist_flags = -std=c99 -Wall -Wextra -Wshadow -fsanitize=address,undefined -O2


clean:
	-rm -r results

results:
	mkdir -p $@

results/%.o: %.c
	@mkdir -p $(dir $@)
	gcc -c -I. $< $(nist_flags) -Werror -o $@

results/test-%: results/test/test-%.o
	gcc $^ $(nist_flags) -Werror -o $@

test: $(tests)

$(tests): %: results/%
	@mkdir -p results/$@-output
	./results/$@ results/$@-output
	diff -ru test/$*-ref results/$@-output


results/test-cipher: results/cipher.o results/tweakey.o results/constants.o | results
results/test-tweakey: results/tweakey.o results/constants.o | results

results/test-*.o: test/helpers.h parameters.h
results/test-cipher.o: cipher.h
results/test-tweakey.o: tweakey.h

results/cipher.o: cipher.h tweakey.h constants.h parameters.h debug.h
results/tweakey.o: tweakey.h constants.h parameters.h debug.h
results/constants.o: constants.h

# TODO: should add order-only prerequisites to remove mkdirs inside recipes
# TODO: add valgrind, although it does not seem to play well with ASAN
# TODO: should use gcc -M... to generate .o -> .h dependencies