linux/scripts/Makefile.modbuiltin

58 lines
1.7 KiB
Makefile

# SPDX-License-Identifier: GPL-2.0
# ==========================================================================
# Generating modules.builtin
# ==========================================================================
src := $(obj)
PHONY := __modbuiltin
__modbuiltin:
-include include/config/auto.conf
# tristate.conf sets tristate variables to uppercase 'Y' or 'M'
# That way, we get the list of built-in modules in obj-Y
-include include/config/tristate.conf
include scripts/Kbuild.include
ifneq ($(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)
include $(kbuild-file)
include scripts/Makefile.lib
__subdir-Y := $(patsubst %/,%,$(filter %/, $(obj-Y)))
subdir-Y += $(__subdir-Y)
subdir-ym := $(sort $(subdir-y) $(subdir-Y) $(subdir-m))
subdir-ym := $(addprefix $(obj)/,$(subdir-ym))
obj-Y := $(addprefix $(obj)/,$(obj-Y))
modbuiltin-subdirs := $(patsubst %,%/modules.builtin, $(subdir-ym))
modbuiltin-mods := $(filter %.ko, $(obj-Y:.o=.ko))
modbuiltin-target := $(obj)/modules.builtin
__modbuiltin: $(modbuiltin-target) $(subdir-ym)
@:
$(modbuiltin-target): $(subdir-ym) FORCE
$(Q)(for m in $(modbuiltin-mods); do echo kernel/$$m; done; \
cat /dev/null $(modbuiltin-subdirs)) > $@
PHONY += FORCE
FORCE:
# Descending
# ---------------------------------------------------------------------------
PHONY += $(subdir-ym)
$(subdir-ym):
$(Q)$(MAKE) $(modbuiltin)=$@
.PHONY: $(PHONY)