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Kconfig: source EXTERNAL_MODULES configurations

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Francisco Molina 2021-02-19 13:49:12 +01:00
parent 60825adc49
commit 582e3a3153
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2 changed files with 25 additions and 0 deletions
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4
Kconfig
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@ -33,6 +33,10 @@ rsource "drivers/Kconfig"
rsource "sys/Kconfig"
rsource "pkg/Kconfig"
menu "External Modules"
osource "$(KCONFIG_EXTERNAL_CONFIGS)"
endmenu # External Modules
comment "RIOT is in a migration phase."
comment "Some configuration options may not be here. Use CFLAGS instead."

21
makefiles/kconfig.mk
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@ -26,6 +26,9 @@ export KCONFIG_AUTOHEADER_HEADER
# This file will contain the calculated dependencies formated in Kconfig
export KCONFIG_GENERATED_DEPENDENCIES = $(GENERATED_DIR)/Kconfig.dep
# This file will contain external module configurations
export KCONFIG_EXTERNAL_CONFIGS = $(GENERATED_DIR)/Kconfig.external_modules
# This file will contain application default configurations
KCONFIG_APP_CONFIG = $(APPDIR)/app.config
@ -140,6 +143,23 @@ $(KCONFIG_GENERATED_DEPENDENCIES): FORCE | $(GENERATED_DIR)
printf "config %s\n\tbool\n\tdefault y\n", toupper($$0)}' \
| $(LAZYSPONGE) $(LAZYSPONGE_FLAGS) $@
# All directories in EXTERNAL_MODULES_DIR which have a Kconfig file
EXTERNAL_MODULE_KCONFIGS ?= $(sort $(foreach dir,$(EXTERNAL_MODULE_DIRS),\
$(wildcard $(dir)/Kconfig)))
# Build a Kconfig file that source all external modules configuration
# files. Every EXTERNAL_MODULE_DIRS with a Kconfig file is written to
# KCONFIG_EXTERNAL_CONFIGS as 'osource dir/Kconfig'
$(KCONFIG_EXTERNAL_CONFIGS): FORCE | $(GENERATED_DIR)
$(Q)\
if [ -n "$(EXTERNAL_MODULE_KCONFIGS)" ] ; then \
printf "%s\n" $(EXTERNAL_MODULE_KCONFIGS) \
| awk '{ printf "osource \"%s\"\n", $$0 }' \
| $(LAZYSPONGE) $(LAZYSPONGE_FLAGS) $@ ; \
else \
printf "# no external modules" \
| $(LAZYSPONGE) $(LAZYSPONGE_FLAGS) $@ ; \
fi
# When the 'clean' target is called, the files inside GENERATED_DIR should be
# regenerated. For that, we conditionally change GENERATED_DIR from an 'order
# only' requisite to a normal one.
@ -156,6 +176,7 @@ GENERATED_DIR_DEP := $(if $(CLEAN),,|) $(GENERATED_DIR)
# Generates a .config file by merging multiple sources specified in
# MERGE_SOURCES. This will also generate KCONFIG_OUT_DEP with the list of used
# Kconfig files.
$(KCONFIG_OUT_CONFIG): $(KCONFIG_EXTERNAL_CONFIGS)
$(KCONFIG_OUT_CONFIG): $(GENERATED_DEPENDENCIES_DEP) $(GENCONFIG) $(MERGE_SOURCES) $(GENERATED_DIR_DEP)
$(Q) $(GENCONFIG) \
--config-out=$(KCONFIG_OUT_CONFIG) \