.PHONY: clean,real-clean
LD = gcc
CC = gcc
CFLAGS = -Wall -W 
SRC=$(wildcard *.c)
OBJ=$(SRC:.c=.o)
prog : $(OBJ)
	$(LD) -o $@ $^

%.o : %.c
	$(CC) $(CFLAGS) -c $^	

clean : 
	rm -f *.o	

real-clean : clean
	rm -f prog