CC=gcc libs=info_infrared.o info_light.o info_pin.o info_sound.o info_ultrasound.o all: infrared light pin sound ultrasound infrared: info_infrared.o $(CC) -c info_infrared.c $(CC) info_infrared.o -o info_infrared -lwiringPi light: info_light.o $(CC) -c info_light.c $(CC) info_light.o -o info_light -lwiringPi pin: info_pin.o $(CC) -c info_pin.c $(CC) info_pin.o -o info_pin -lwiringPi sound: info_sound.o $(CC) -c info_sound.c $(CC) info_sound.o -o info_sound -lwiringPi ultrasound: info_ultrasound.o $(CC) -c info_ultrasound.c $(CC) info_ultrasound.o -o info_ultrasound -lwiringPi .PHONY : clean clean : rm -f $(libs) info_infrared info_light info_sound info_ultrasound