[Buildroot] [PATCHv4 3/5] core: allow external defconfigs to be used
Thomas Petazzoni
thomas.petazzoni at free-electrons.com
Fri Nov 29 19:00:24 UTC 2013
This commit allows the user to store defconfigs in
$BR2_EXTERNAL/configs/. To achieve this:
* It adds a new %_defconfig that looks in $BR2_EXTERNAL/configs/ for
the corresponding defconfig file.
* Updates the help target to also list external defconfigs.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
---
Makefile | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/Makefile b/Makefile
index b5a9828..eb547a2 100644
--- a/Makefile
+++ b/Makefile
@@ -754,6 +754,12 @@ defconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
@mkdir -p $(BUILD_DIR)/buildroot-config
@$(COMMON_CONFIG_ENV) $< --defconfig=$(TOPDIR)/configs/$@ $(CONFIG_CONFIG_IN)
+ifeq ($(BR2_EXTERNAL_USED),y)
+%_defconfig: $(BUILD_DIR)/buildroot-config/conf $(BR2_EXTERNAL)/configs/%_defconfig outputmakefile
+ @mkdir -p $(BUILD_DIR)/buildroot-config
+ @$(COMMON_CONFIG_ENV) $< --defconfig=$(BR2_EXTERNAL)/configs/$@ $(CONFIG_CONFIG_IN)
+endif
+
savedefconfig: $(BUILD_DIR)/buildroot-config/conf outputmakefile
@mkdir -p $(BUILD_DIR)/buildroot-config
@$(COMMON_CONFIG_ENV) $< \
@@ -862,8 +868,17 @@ endif
@echo ' make V=0|1 - 0 => quiet build (default), 1 => verbose build'
@echo ' make O=dir - Locate all output files in "dir", including .config'
@echo
+ @echo 'Built-in configs'
+ @echo
@$(foreach b, $(sort $(notdir $(wildcard $(TOPDIR)/configs/*_defconfig))), \
printf " %-35s - Build for %s\\n" $(b) $(b:_defconfig=);)
+ifeq ($(BR2_EXTERNAL_USED),y)
+ @echo
+ @echo 'User-provided configs'
+ @echo
+ @$(foreach b, $(sort $(notdir $(wildcard $(BR2_EXTERNAL)/configs/*_defconfig))), \
+ printf " %-35s - Build for %s\\n" $(b) $(b:_defconfig=);)
+endif
@echo
@echo 'See docs/README, or generate the Buildroot manual for further details'
@echo
--
1.8.1.2
More information about the buildroot
mailing list