1LPATHS += $(LIBDIR)/fft/fft.o 2UTIL += $(LIBDIR)/fft/fft.c 3 4$(LIBDIR)/fft: 5 mkdir -p $@ 6 7$(LIBDIR)/fft/fft.c: lib/fft/fftlib.c lib/fft/sp_fft.c | $(LIBDIR)/fft 8 echo "/* THIS IS A GENERATED FILE. DO NOT EDIT BY HAND */" > $@ 9 cat $^ >> $@ 10 11$(LIBDIR)/fft/fft.o: $(LIBDIR)/fft/fft.c | $(LIBDIR)/fft 12 $(CC) $< -c $(CFLAGS) -o $@ 13