C_FILES := $(wildcard *.c)
OBJ_FILES := $(addprefix obj/,$(notdir $(C_FILES:.c=.o)))
LD_FLAGS  := -lm
C_FLAGS := -Wall -MMD -g
#CPP_FLAGS := -Wall -MMD -g -fstack-protector-strong -fno-omit-frame-pointer -std=c++11

LD_FLAGS += $(shell pkg-config --libs openssl)
LD_FLAGS += $(shell pkg-config --libs libnetfilter_queue)

main: $(OBJ_FILES)
    gcc -o $@ $^ $(LD_FLAGS)

obj/%.o: %.c Makefile
    gcc $(C_FLAGS) -c -o $@ $<

-include $(OBJFILES:.o=.d)