+$(kbuild_dir):
+ @mkdir -p $(kbin_dir)
+ @mkdir -p $(os_img_dir)
+ @mkdir -p $(os_img_dir)/boot
+ @mkdir -p $(os_img_dir)/boot/grub
+ @mkdir -p $(os_img_dir)/usr
+
+.builder/configs.h: $(all_lconfigs)
+ @echo restarting configuration...
+ @echo
+ @./scripts/build-tools/luna_build.py --config --lconfig-file LConfig -o $(@D)
+
+.builder/lbuild.mkinc: .builder/configs.h
+ @./scripts/build-tools/luna_build.py LBuild --lconfig-file LConfig -o $(@D)
+
+.PHONY: kernel
+export BUILD_DIR=$(kbin_dir)
+export BUILD_NAME=$(kbin)
+kernel: .builder/lbuild.mkinc
+ $(call status,TASK,$(notdir $@))
+ @$(MAKE) $(MKFLAGS) -I $(mkinc_dir) -f kernel.mk all
+
+.PHONY: image
+export KCMD=$(CMDLINE)
+export _OS_NAME=$(OS_NAME)
+image: usr/build kernel
+ $(call status,TASK,$(notdir $@))
+ @./scripts/grub/config-grub.sh $(os_img_dir)/boot/grub/grub.cfg
+ @cp -r usr/build/* $(os_img_dir)/usr
+ @cp -r $(kbin_dir)/* $(os_img_dir)/boot
+ @grub-mkrescue -o $(kimg) $(os_img_dir)\
+ -- -volid "$(OS_ID) $(OS_VER)" -system_id "$(OS_NAME)"
+
+usr/build: user
+
+check: $(DEPS) check-cc scripts/grub/GRUB_TEMPLATE
+
+prepare: check $(os_img_dir)
+
+export BUILD_MODE=release
+bootable: $(kbuild_dir) image
+
+export BUILD_MODE=debug
+bootable-debug: $(kbuild_dir) image
+
+user:
+ $(call status,$@)
+ @$(MAKE) $(MKFLAGS) -C usr all -I $(mkinc_dir)
+
+all: bootable