2016-08-17 15:08:22 +00:00
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# Makefile support for the menuconfig system
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#Find all Kconfig files for all components
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COMPONENT_KCONFIGS := $(foreach component,$(COMPONENT_PATHS),$(wildcard $(component)/Kconfig))
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COMPONENT_KCONFIGS_PROJBUILD := $(foreach component,$(COMPONENT_PATHS),$(wildcard $(component)/Kconfig.projbuild))
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#For doing make menuconfig etc
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KCONFIG_TOOL_DIR=$(SDK_PATH)/tools/kconfig
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# clear MAKEFLAGS as the menuconfig makefile uses implicit compile rules
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$(KCONFIG_TOOL_DIR)/mconf $(KCONFIG_TOOL_DIR)/conf:
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MAKEFLAGS="" \
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CFLAGS="" \
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LDFLAGS="" \
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2016-08-18 04:36:15 +00:00
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CC=$(HOSTCC) LD=$(HOSTLD) \
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2016-08-17 15:08:22 +00:00
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$(MAKE) -C $(KCONFIG_TOOL_DIR)
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menuconfig: $(KCONFIG_TOOL_DIR)/mconf $(SDK_PATH)/Kconfig $(BUILD_DIR_BASE)
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$(vecho) MENUCONFIG
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$(Q) KCONFIG_AUTOHEADER=$(PROJECT_PATH)/build/include/sdkconfig.h \
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KCONFIG_CONFIG=$(PROJECT_PATH)/sdkconfig \
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COMPONENT_KCONFIGS="$(COMPONENT_KCONFIGS)" \
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COMPONENT_KCONFIGS_PROJBUILD="$(COMPONENT_KCONFIGS_PROJBUILD)" \
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$(KCONFIG_TOOL_DIR)/mconf $(SDK_PATH)/Kconfig
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ifeq ("$(wildcard $(PROJECT_PATH)/sdkconfig)","")
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#No sdkconfig found. Need to run menuconfig to make this if we need it.
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$(PROJECT_PATH)/sdkconfig: menuconfig
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endif
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# Work out of whether we have to build the Kconfig makefile
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# (auto.conf), or if we're in a situation where we don't need it
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NON_CONFIG_TARGETS := clean %-clean get_variable
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AUTO_CONF_REGEN_TARGET := $(PROJECT_PATH)/build/include/config/auto.conf
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# disable AUTO_CONF_REGEN_TARGET if all targets are non-config targets
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# (and not building default target)
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ifneq ("$(MAKECMDGOALS)","")
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ifeq ($(filter $(NON_CONFIG_TARGETS), $(MAKECMDGOALS)),$(MAKECMDGOALS))
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AUTO_CONF_REGEN_TARGET :=
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# dummy target
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$(PROJECT_PATH)/build/include/config/auto.conf:
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endif
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endif
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$(AUTO_CONF_REGEN_TARGET) $(PROJECT_PATH)/build/include/sdkconfig.h: $(PROJECT_PATH)/sdkconfig $(KCONFIG_TOOL_DIR)/conf $(COMPONENT_KCONFIGS) $(COMPONENT_KCONFIGS_PROJBUILD)
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$(vecho) GENCONFIG
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$(Q) mkdir -p $(PROJECT_PATH)/build/include/config
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$(Q) cd build; KCONFIG_AUTOHEADER="$(PROJECT_PATH)/build/include/sdkconfig.h" \
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KCONFIG_CONFIG=$(PROJECT_PATH)/sdkconfig \
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COMPONENT_KCONFIGS="$(COMPONENT_KCONFIGS)" \
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COMPONENT_KCONFIGS_PROJBUILD="$(COMPONENT_KCONFIGS_PROJBUILD)" \
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$(KCONFIG_TOOL_DIR)/conf --silentoldconfig $(SDK_PATH)/Kconfig
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$(Q) touch $(AUTO_CONF_REGEN_TARGET) $(PROJECT_PATH)/build/include/sdkconfig.h
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# touch to ensure both output files are newer - as 'conf' can also update sdkconfig (a dependency). Without this,
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# sometimes you can get an infinite make loop on Windows where sdkconfig always gets regenerated newer
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# than the target(!)
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clean: config-clean
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.PHONY: config-clean
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EXTRA_CLEAN_TARGETS += config-clean
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config-clean:
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$(MAKE) -C $(KCONFIG_TOOL_DIR) clean
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