[coreboot-gerrit] New patch to review for coreboot: 062d35c build system: add minimized .config to coreboot image

[Patrick Georgi (pgeorgi@google.com)]

Patrick Georgi (pgeorgi at google.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/10512

-gerrit

commit 062d35ca7151c02085d75e8a6ec9f8ac51e0a897
Author: Patrick Georgi <pgeorgi at chromium.org>
Date:   Thu Jun 11 09:55:56 2015 +0200

    build system: add minimized .config to coreboot image
    
    Use savedefconfig to store only the minimum set of options that need to be
    touched to reproduce the image. They're enough in combination with the commit
    id which is also stored.
    
    Change-Id: I7d1cc8f34620af85d4ec2c64a5bc4a6f20b820f6
    Signed-off-by: Patrick Georgi <pgeorgi at chromium.org>
---
 Makefile.inc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Makefile.inc b/Makefile.inc
index b5acdd0..75531e8 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -611,8 +611,8 @@ endif
 ifeq ($(CONFIG_INCLUDE_CONFIG_FILE),y)
 	@printf "    CONFIG     $(DOTCONFIG)\n"
 	if [ -f $(DOTCONFIG) ]; then \
-	echo "# This image was built using git revision" `git rev-parse HEAD` > $(obj)/config.tmp ; \
-	sed -e '/^#/d' -e '/^ *$$/d' $(DOTCONFIG) >> $(obj)/config.tmp ; \
+	echo "# This image was built using git revision" `git rev-parse HEAD` > $(obj)/config.tmp && \
+	make DOTCONFIG=$(DOTCONFIG) DEFCONFIG=$(obj)/config.tmp savedefconfig && \
 	$(CBFSTOOL) $@.tmp add -f $(obj)/config.tmp -n config -t raw; rm -f $(obj)/config.tmp ; fi
 	@printf "    REVISION   build.h\n"
 	if [ -f $(obj)/build.h ]; then $(CBFSTOOL) $@.tmp add -f $(obj)/build.h -n revision -t raw; fi