1 # SPDX-License-Identifier: GPL-2.0
2 # ==========================================================================
4 # ==========================================================================
11 include $(srctree)/scripts/Kbuild.include
13 # The filename Kbuild has precedence over Makefile
14 kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src))
15 include $(or $(wildcard $(kbuild-dir)/Kbuild),$(kbuild-dir)/Makefile)
17 # Figure out what we need to build from the various variables
18 # ==========================================================================
20 subdir-ymn := $(sort $(subdir-y) $(subdir-m) $(subdir-) \
21 $(patsubst %/,%, $(filter %/, $(obj-y) $(obj-m) $(obj-))))
25 subdir-ymn := $(addprefix $(obj)/,$(subdir-ymn))
27 # build a list of files to remove, usually relative to the current
31 $(clean-files) $(targets) $(hostprogs) $(userprogs) \
32 $(extra-y) $(extra-m) $(extra-) \
33 $(always-y) $(always-m) $(always-) \
34 $(hostprogs-always-y) $(hostprogs-always-m) $(hostprogs-always-) \
35 $(userprogs-always-y) $(userprogs-always-m) $(userprogs-always-)
37 __clean-files := $(filter-out $(no-clean-files), $(__clean-files))
39 __clean-files := $(wildcard $(addprefix $(obj)/, $(__clean-files)))
41 # ==========================================================================
43 quiet_cmd_clean = CLEAN $(obj)
44 cmd_clean = rm -rf $(__clean-files)
46 __clean: $(subdir-ymn)
47 ifneq ($(strip $(__clean-files)),)
53 # ===========================================================================
55 # ===========================================================================
58 # ---------------------------------------------------------------------------
60 PHONY += $(subdir-ymn)
62 $(Q)$(MAKE) $(clean)=$@