KSRC  := /lib/modules/$(shell uname -r)/build

SRC_DIR=$(shell pwd)

all: prereq_check kernel-module

# test user programs
UEXE := 

test: $(UEXE)

user-program: user-program.c
	gcc -g -O2 -o $@ $^

SRCS := mod_watch.c
OBJS := mod_watch.o

prereq_check:
	@ if [ ! -f $(KSRC)/include/linux/version.h ]; then \
		echo "Kernel sources not been found. Aborting."; \
		exit 1;\
	  fi

MODULE := mod_watch.ko
obj-m := mod_watch.o
mod_watch-objs := 

kernel-module:
	$(MAKE) -C $(KSRC) SUBDIRS=$(SRC_DIR) modules

clean:
	rm -f *.o *.ko .*.ko.cmd .*.o.cmd *.mod.[oc] *~ 
	rm -rf .tmp_versions
	rm -f $(UEXE)