BASEUTILDIR=/home/joao/Programas/C
INCUTIL=${BASEUTILDIR}/include
CC=gcc

pendulo : pendulo.c                     # criacao do executavel 
	${CC} pendulo.c -I${INCUTIL} -lm -o $@ 

pendulo.o : pendulo.c                   # compilacao simples 
	${CC} -c -I${INCUTIL} pendulo.c

clean :                                 #limpeza dos ficheiros inuteis 
	rm -f *.o