1CC ?= $(CROSS_COMPILE)gcc 2 3all: rtk_hciattach 4 5rtk_hciattach: hciattach.c hciattach_rtk.o 6 $(CC) -o rtk_hciattach hciattach.c hciattach_rtk.o $(CFLAGS) $(LDFLAGS) 7 8hciattach_rtk.o:hciattach_rtk.c 9 $(CC) -c hciattach_rtk.c $(CFLAGS) $(LDFLAGS) 10 11clean: 12 rm -f *.o rtk_hciattach tags cscope.* 13 14tags: FORCE 15 ctags -R 16 find ./ -name "*.h" -o -name "*.c" -o -name "*.cc" -o -name "*.cpp" > cscope.files 17 cscope -bkq -i cscope.files 18PHONY += FORCE 19FORCE: 20