OVMS3-idf/make/project_config.mk

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# Makefile support for the menuconfig system
#Find all Kconfig files for all components
COMPONENT_KCONFIGS := $(foreach component,$(COMPONENT_PATHS),$(wildcard $(component)/Kconfig))
COMPONENT_KCONFIGS_PROJBUILD := $(foreach component,$(COMPONENT_PATHS),$(wildcard $(component)/Kconfig.projbuild))
#For doing make menuconfig etc
KCONFIG_TOOL_DIR=$(IDF_PATH)/tools/kconfig
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# set SDKCONFIG to the project's sdkconfig,
# unless it's overriden (happens for bootloader)
SDKCONFIG ?= $(PROJECT_PATH)/sdkconfig
# SDKCONFIG_DEFAULTS is an optional file containing default
# overrides (usually used for esp-idf examples)
SDKCONFIG_DEFAULTS ?= $(PROJECT_PATH)/sdkconfig.defaults
# reset MAKEFLAGS as the menuconfig makefile uses implicit compile rules
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$(KCONFIG_TOOL_DIR)/mconf $(KCONFIG_TOOL_DIR)/conf:
MAKEFLAGS=$(ORIGINAL_MAKEFLAGS) CC=$(HOSTCC) LD=$(HOSTLD) \
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$(MAKE) -C $(KCONFIG_TOOL_DIR)
ifeq ("$(wildcard $(SDKCONFIG))","")
ifeq ("$(filter defconfig, $(MAKECMDGOALS))","")
# if no configuration file is present and defconfig is not a named
# target, run defconfig then menuconfig to get the initial config
$(SDKCONFIG): menuconfig
menuconfig: defconfig
else
# otherwise, just run defconfig
$(SDKCONFIG): defconfig
endif
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endif
# macro for the commands to run kconfig tools conf or mconf.
# $1 is the name (& args) of the conf tool to run
define RunConf
mkdir -p $(BUILD_DIR_BASE)/include/config
cd $(BUILD_DIR_BASE); KCONFIG_AUTOHEADER=$(abspath $(BUILD_DIR_BASE)/include/sdkconfig.h) \
COMPONENT_KCONFIGS="$(COMPONENT_KCONFIGS)" KCONFIG_CONFIG=$(SDKCONFIG) \
COMPONENT_KCONFIGS_PROJBUILD="$(COMPONENT_KCONFIGS_PROJBUILD)" \
$(KCONFIG_TOOL_DIR)/$1 $(IDF_PATH)/Kconfig
endef
ifeq ("$(MAKE_RESTARTS)","")
# menuconfig, defconfig and "GENCONFIG" configuration generation only
# ever run on the first make pass, subsequent passes don't run these
# (make often wants to re-run them as the conf tool can regenerate the
# sdkconfig input file as an output file, but this is not what the
# user wants - a single config pass is enough to produce all output
# files.)
#
# To prevent problems missing genconfig, ensure none of these targets
# depend on any prerequisite that may cause a make restart as part of
# the prerequisite's own recipe.
menuconfig: $(KCONFIG_TOOL_DIR)/mconf
$(summary) MENUCONFIG
ifdef BATCH_BUILD
@echo "Can't run interactive configuration inside non-interactive build process."
@echo ""
@echo "Open a command line terminal and run 'make menuconfig' from there."
@echo "See esp-idf documentation for more details."
@exit 1
else
$(call RunConf,mconf)
endif
# defconfig creates a default config, based on SDKCONFIG_DEFAULTS if present
defconfig: $(KCONFIG_TOOL_DIR)/conf
$(summary) DEFCONFIG
ifneq ("$(wildcard $(SDKCONFIG_DEFAULTS))","")
cat $(SDKCONFIG_DEFAULTS) >> $(SDKCONFIG) # append defaults to sdkconfig, will override existing values
endif
$(call RunConf,conf --olddefconfig)
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# if neither defconfig or menuconfig are requested, use the GENCONFIG rule to
# ensure generated config files are up to date
$(SDKCONFIG_MAKEFILE) $(BUILD_DIR_BASE)/include/sdkconfig.h: $(KCONFIG_TOOL_DIR)/conf $(SDKCONFIG) $(COMPONENT_KCONFIGS) $(COMPONENT_KCONFIGS_PROJBUILD) | $(call prereq_if_explicit,defconfig) $(call prereq_if_explicit,menuconfig)
$(summary) GENCONFIG
ifdef BATCH_BUILD # can't prompt for new config values like on terminal
$(call RunConf,conf --olddefconfig)
endif
$(call RunConf,conf --silentoldconfig)
touch $(SDKCONFIG_MAKEFILE) $(BUILD_DIR_BASE)/include/sdkconfig.h # ensure newer than sdkconfig
else # "$(MAKE_RESTARTS)" != ""
# on subsequent make passes, skip config generation entirely
defconfig:
menuconfig:
endif
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.PHONY: config-clean defconfig menuconfig
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config-clean:
$(summary RM CONFIG)
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$(MAKE) -C $(KCONFIG_TOOL_DIR) clean
rm -rf $(BUILD_DIR_BASE)/include/config $(BUILD_DIR_BASE)/include/sdkconfig.h