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TAG-$(CONFIG_GRUB2_MASTER)=origin/HEAD
TAG-$(CONFIG_GRUB2_REVISION)=$(CONFIG_GRUB2_REVISION_ID)
TAG-$(CONFIG_GRUB2_STABLE)=grub-2.04
NAME-$(CONFIG_GRUB2_MASTER)=HEAD
NAME-$(CONFIG_GRUB2_REVISION)=$(CONFIG_GRUB2_REVISION_ID)
NAME-$(CONFIG_GRUB2_STABLE)=2.04
project_git_repo=https://git.savannah.gnu.org/git/grub.git/
project_dir=grub2
unexport HOSTCC CC LD OBJCOPY STRIP
MAKEOVERRIDES :=
all: grub2
checkout:
echo " GIT GRUB2 $(NAME-y)"
test -d $(project_dir) || git clone $(project_git_repo) $(project_dir)
git -C $(project_dir) fetch
ifeq ("$(shell test -d $(project_dir) && \
(git -C $(project_dir) status --ignored=no --untracked-files=no --porcelain))",)
git -C $(project_dir) checkout -f $(TAG-y)
else
echo "WARNING: index/tree not clean, skipping update / force checkout."
echo " Checkout manually with `git -C $(project_dir) checkout -f`."
endif
grub2/build/config.h: $(CONFIG_DEP) | checkout
echo " CONFIG GRUB2 $(NAME-y)"
rm -rf grub2/build
mkdir grub2/build
cd grub2 && ./bootstrap ; ./autogen.sh
cd grub2/build && ../configure CC="$(HOSTCC)" LD="$(LD)" \
FREETYPE="pkg-config freetype2" BUILD_FREETYPE="pkg-config freetype2" \
TARGET_CC="$(CC)" TARGET_OBJCOPY="$(OBJCOPY)" TARGET_STRIP="$(STRIP)" \
CFLAGS=-O2 TARGET_CFLAGS=-Os \
--with-platform=coreboot --enable-boot-time --disable-werror
config: grub2/build/config.h checkout
grub2: config
echo " MAKE GRUB2 $(NAME-y)"
$(MAKE) -C grub2/build
$(MAKE) -C grub2/build default_payload.elf \
EXTRA_PAYLOAD_MODULES="$(CONFIG_GRUB2_EXTRA_MODULES)"
clean:
test -f grub2/build/Makefile && $(MAKE) -C grub2/build clean || exit 0
distclean:
rm -rf grub2
print-repo-info:
echo "$(project_git_repo) $(project_dir)"
.PHONY: checkout config grub2 clean distclean print-repo-info
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