CC=/usr/bin/gcc

CFLAGS=-Wall -Werror -fno-builtin -O0 -g -pthread -m64 -std=iso9899:1999
OBJ=bin/obj
OBJS=$(OBJ)/example.o $(OBJ)/example2.o $(OBJ)/foo.o

all: bin/example

bin/example: $(OBJS)
	$(CC) $(CFLAGS) -o bin/example $(OBJS)

bin/obj/foo.o: example.h example2.h
	$(CC) $(CFLAGS) -c -o $(OBJ)/foo.o foo.c

bin/obj/example.o: example.c
	$(CC) $(CFLAGS) -c -o $(OBJ)/example.o example.c

bin/obj/example2.o: example2.c
	$(CC) $(CFLAGS) -c -o $(OBJ)/example2.o example2.c