CC=g++ CFLAGS=-g -Wall OBJS=CreditCard.o TestCard.o # rule for building the executable TestCard: $(OBJS) $(CC) -o TestCard $(OBJS) # list of file dependencies TestCard.o: CreditCard.h CreditCard.o: CreditCard.h # the following rule is used to compile .cpp files to .o .cpp.o: $(CC) $(CFLAGS) -c $< # the following removes all .o files, but leaves the executable clean: rm -f *.o