CPPFLAGS := -D_GNU_SOURCE
CFLAGS := -std=c11 -Wall -Wextra -O2 -flto -fPIC -fvisibility=hidden -fno-plt
LDFLAGS := -Wl,--as-needed,-z,defs,-z,relro,-z,now
LDLIBS := -lpthread
OBJECTS := chacha.o malloc.o memory.o random.o util.o

hardened_malloc.so: $(OBJECTS)
	$(CC) $(CFLAGS) $(LDFLAGS) -shared $^ $(LDLIBS) -o $@

malloc.o: malloc.c malloc.h memory.h random.h util.h
memory.o: memory.c memory.h util.h
random.o: random.c random.h chacha.h util.h
util.o: util.c util.h
chacha.o: chacha.c chacha.h

clean:
	rm -f hardened_malloc.so $(OBJECTS)