V0_SRC := $(wildcard v0/src/*.c)
// 
V0_TEST := $(filter-out v0/tests/test_buffer.c,$(wildcard v0/tests/*.c))

V0_SRC_OBJ := $(patsubst v0/%.c,v0/bin/%.o,$(V0_SRC))
V0_TEST_OBJ := $(patsubst v0/%.c,v0/bin/%.o,$(V0_TEST))

v0/bin/c2: $(V0_SRC_OBJ)
	$(CC) $(CFLAGS) -o $@ $^

V0_SRC_OBJ_NO_MAIN := $(filter-out v0/bin/src/main.o,$(V0_SRC_OBJ))

v0/bin/test: $(V0_SRC_OBJ_NO_MAIN) $(V0_TEST_OBJ)
	$(CC) $(CFLAGS) -o $@ $^

test:: v0/bin/test
	v0/bin/test

# Build each .c file into a .o file, tracking header dependencies.
v0/bin/%.o: v0/%.c
	@mkdir -p $(dir $@)
	$(CC) $(CFLAGS) -MMD -MP -c $< -o $@

-include $(V0_SRC_OBJ:.o=.d)
-include $(V0_TEST_OBJ:.o=.d)