# Since my name is Makefile-2 but not the default Makefile,
# to use me you have to specify: make -f Makefile-2

mainprog : mainprog.o bb.o rect.o
	gcc -g $^ -o $@

%.o : %.c
	gcc -g -c $<

mainprog.o : bb.h rect.h
bb.o : bb.h rect.h
rect.o : rect.h

clean :
	rm -f *.o mainprog
.PHONY: clean