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defconfig.mk
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defconfig.mk
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DEFCONFIGSRC := kernel/arch/$(KERNEL_ARCH)/configs
LJAPDEFCONFIGSRC := ${DEFCONFIGSRC}/ext_config
PRODUCT_SPECIFIC_DEFCONFIGS := $(DEFCONFIGSRC)/$(KERNEL_DEFCONFIG)
TARGET_DEFCONFIG := $(KERNEL_OUT)/mapphone_defconfig
KERNEL_DEBUG_DEFCONFIG := $(LJAPDEFCONFIGSRC)/debug-$(subst -perf,,$(subst _defconfig,,$(KERNEL_DEFCONFIG))).config
# add debug config file for non-user build
ifneq ($(TARGET_BUILD_VARIANT), user)
ifneq ($(TARGET_NO_KERNEL_DEBUG), true)
ifneq ($(wildcard $(KERNEL_DEBUG_DEFCONFIG)),)
PRODUCT_SPECIFIC_DEFCONFIGS += $(KERNEL_DEBUG_DEFCONFIG)
endif
endif
endif
# append all additional configs
ifneq ($(KERNEL_EXTRA_CONFIG),)
PRODUCT_SPECIFIC_DEFCONFIGS += $(KERNEL_EXTRA_CONFIG:%=$(LJAPDEFCONFIGSRC)/%.config)
endif
define do-make-defconfig
$(hide) mkdir -p $(dir $(1))
( perl -le 'print "# This file was automatically generated from:\n#\t" . join("\n#\t", @ARGV) . "\n"' $(2) && cat $(2) ) > $(1) || ( rm -f $(1) && false )
endef
#
# make combined defconfig file
#---------------------------------------
$(TARGET_DEFCONFIG): FORCE $(PRODUCT_SPECIFIC_DEFCONFIGS)
$(call do-make-defconfig,$@,$(PRODUCT_SPECIFIC_DEFCONFIGS))
.PHONY: FORCE
FORCE: