kbuild: Create output directory in Makefile.modbuiltin

include scripts/Kbuild.include

ifneq ($(KBUILD_SRC),)

# Create output directory if not already present

_dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj))

endif

# The filename Kbuild has precedence over Makefile

kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src))

kbuild-file := $(if $(wildcard $(kbuild-dir)/Kbuild),$(kbuild-dir)/Kbuild,$(kbuild-dir)/Makefile)