CFLAGS = -I lib/libdvec/include -I lib/libhmap/include
CFLAGS += -I lib/libmaxint/include -I lib/liballoc/include
CFLAGS += -I lib/liblist/include

CFLAGS += -Wunused-variable -Wunused-function -Wformat
CFLAGS += -Wconversion -Wsign-compare
CFLAGS += -I common -g -Werror -std=c99

ifeq "$(DEBUG)" "1"
CFLAGS += -DLIBDVEC_ASSERT_ARGS -DLIBDVEC_ASSERT_ALLOC
LIBDVEC_ENV = DEBUG=1 ASSERT_ALLOC=1 ASSERT_ARGS=1
CFLAGS += -DLIBHMAP_ASSERT_ARGS -DLIBHMAP_ASSERT_ALLOC
LIBHMAP_ENV = DEBUG=1 ASSERT_ALLOC=1 ASSERT_ARGS=1
LIBMAXINT_ENV = DEBUG=1
LIBALLOC_ENV = DEBUG=1
CFLAGS += -DLIBLIST_ASSERT_ARGS
LIBLIST_ENV = DEBUG=1
LIBPQ_ENV = DEBUG=1
endif

DAYS = $(shell seq 1 25 | xargs printf "%02i\n")

all:: build run

include */info.mk

lib/libdvec/build/libdvec.a:
	make -C lib/libdvec build/libdvec.a $(LIBDVEC_ENV)

lib/libhmap/build/libhmap.a:
	make -C lib/libhmap build/libhmap.a $(LIBHMAP_ENV)

lib/libmaxint/build/libmaxint.a:
	make -C lib/libmaxint build/libmaxint.a $(LIBMAXINT_ENV)

lib/liballoc/build/liballoc.a:
	make -C lib/liballoc build/liballoc.a $(LIBALLOC_ENV)

lib/liblist/build/liblist.a:
	make -C lib/liblist build/liblist.a $(LIBLIST_ENV)

lib/libpq/build/libpq.a:
	make -C lib/libpq build/libpq.a $(LIBPQ_ENV)

define make-day

build:: $1/main
$1/main: $($(1)_SRC) $($(1)_HDR)
	$(CC) -o $1/main $($(1)_SRC) $(CFLAGS) $($(1)_CFLAGS) \
		$(LDFLAGS) $($(1)_LDFLAGS) $(LDLIBS) $($(1)_LDLIBS)

.PHONY: $1/run
run:: $1/run
$1/run: $1/main
	@echo "== day $1 =="
	@echo -en "\npart 1: " && cd $1 && time ./main 1
	@echo -en "\npart 2: " && cd $1 && time ./main 2
	@echo ""

.PHONY: $1/debug
debug:: $1/debug
$1/debug: $1/main
	@echo "== day $1 part 1 =="
	@cd $1 && valgrind --error-exitcode=1 --leak-check=full \
		--show-leak-kinds=all ./main 1
	@echo "== day $1 part 2 =="
	@cd $1 && valgrind --error-exitcode=1 --leak-check=full \
		--show-leak-kinds=all ./main 2

endef

$(foreach day,$(DAYS),$(eval $(call make-day,$(day))))

clean:
	rm -f */main

cleanall: clean
	make -C lib/libdvec clean
	make -C lib/libhmap clean
	make -C lib/libmaxint clean
	make -C lib/liballoc clean

.PHONY: all build run debug clean cleanall