[1/2] Kbuild: Treat KBUILD_DEFCONFIG=old as request to use .config as the base

Commit Message

Ben Hutchings Sept. 14, 2010, 3:50 a.m. UTC

None

Patch

diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index cef3f75..19558a7 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -112,9 +112,13 @@  defconfig: $(obj)/conf
 ifeq ($(KBUILD_DEFCONFIG),)
 	$< --defconfig $(Kconfig)
 else
+ifeq ($(KBUILD_DEFCONFIG),old)
+	$< --defconfig=.config $(Kconfig)
+else
 	@echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
 	$(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
 endif
+endif
 
 %_defconfig: $(obj)/conf
 	$(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig)