#!/usr/bin/make -f
SHELL		:= bash

deb_version		:= $(shell dpkg-parsechangelog | sed -ne "s/^Version: \(.*\)/\1/p")
upstream_version	:= $(shell echo $(deb_version) | sed -e "s/-[^-]*$$//")

package		:= grub2

DEB_HOST_ARCH ?= $(shell dpkg-architecture -qDEB_HOST_ARCH 2>/dev/null)
DEB_HOST_ARCH_OS ?= $(shell dpkg-architecture -qDEB_HOST_ARCH_OS 2>/dev/null)
DEB_HOST_ARCH_CPU ?= $(shell dpkg-architecture -qDEB_HOST_ARCH_CPU 2>/dev/null)

export DEB_BUILD_MAINT_OPTIONS = optimize=-lto

HOST_CPPFLAGS := $(shell dpkg-buildflags --get CPPFLAGS)
# -O3 (default on Ubuntu ppc64el) introduces various -Werror failures, and
# isn't worth it here.
HOST_CFLAGS := -Wall -Wno-error=unused-result $(shell dpkg-buildflags --get CFLAGS | perl -pe 's/-O3\b/-O2/')
HOST_LDFLAGS := $(shell dpkg-buildflags --get LDFLAGS)

export DEB_HOST_ARCH
export HOST_CPPFLAGS
export HOST_CFLAGS
export HOST_LDFLAGS
export TARGET_CPPFLAGS := -Wno-unused-but-set-variable
export TARGET_LDFLAGS := -no-pie

# Ensure that debhelper doesn't try to set these; we need to be careful
# about HOST_* vs. TARGET_*.
export CPPFLAGS :=
export CFLAGS :=
export LDFLAGS :=

ifeq (,$(shell command -v qemu-system-i386))
with_check := no
else
with_check := yes
endif

CC := gcc-8

confflags = \
	PACKAGE_VERSION="$(deb_version)" PACKAGE_STRING="GRUB $(deb_version)" \
	CC=$(CC) TARGET_CC=$(CC) \
	--libdir=\$${prefix}/lib --libexecdir=\$${prefix}/lib \
	--enable-grub-mkfont \
	--disable-grub-emu-usb
substvars =

AUTOGEN_DEB_FILES = config templates preinst postinst postrm dirs install links maintscript bash-completion

BUILD_PACKAGES := $(strip $(shell dh_listpackages))
# REAL_PACKAGES build an actual grub variant (and therefore have both configure
# and build stages). EXTRA_PACKAGES do not build grub but may depend on a
# REAL_PACKAGE (and therefore only have a build stage)
REAL_PACKAGES = grub-common grub-emu grub-pc grub-coreboot grub-efi-ia32 grub-efi-amd64 grub-efi-ia64 grub-efi-arm grub-efi-arm64 grub-ieee1275 grub-firmware-qemu grub-uboot grub-xen grub-yeeloong
EXTRA_PACKAGES = grub-rescue-pc grub-xen-host

ifneq (,$(filter i386 amd64,$(DEB_HOST_ARCH_CPU)))
COMMON_PLATFORM := pc
else ifneq (,$(filter powerpc ppc64 ppc64el sparc sparc64,$(DEB_HOST_ARCH_CPU)))
COMMON_PLATFORM := ieee1275
else ifeq (mipsel,$(DEB_HOST_ARCH_CPU))
COMMON_PLATFORM := yeeloong
else ifeq (ia64,$(DEB_HOST_ARCH_CPU))
COMMON_PLATFORM := efi-ia64
else ifeq (arm,$(DEB_HOST_ARCH_CPU))
COMMON_PLATFORM := uboot
else ifeq (arm64,$(DEB_HOST_ARCH_CPU))
COMMON_PLATFORM := efi-arm64
else
COMMON_PLATFORM := none
BUILD_PACKAGES += grub-none
endif

ifeq (yes,$(shell dpkg-vendor --derives-from Ubuntu && echo yes))
DEFAULT_CMDLINE := quiet splash
DEFAULT_TIMEOUT := 10
ifeq ($(DEB_HOST_ARCH_CPU),ppc64el)
FLICKER_FREE_BOOT := no
else
FLICKER_FREE_BOOT := yes
endif
confflags += --enable-ubuntu-recovery
else ifeq (yes,$(shell dpkg-vendor --derives-from Tanglu && echo yes))
DEFAULT_CMDLINE := quiet splash
DEFAULT_TIMEOUT := 10
FLICKER_FREE_BOOT := yes
else
DEFAULT_CMDLINE := quiet
DEFAULT_TIMEOUT := 5
FLICKER_FREE_BOOT := no
endif

ifeq ($(FLICKER_FREE_BOOT),yes)
DEFAULT_HIDDEN_TIMEOUT := 0
DEFAULT_HIDDEN_TIMEOUT_BOOL := true
confflags += \
	--enable-quiet-boot \
	--enable-quick-boot \
	--enable-gfxpayload-dynamic \
	--enable-vt-handoff
substvars += \
	-Vlsb-base-depends="lsb-base (>= 3.0-6)" \
	-Vgfxpayload-depends="grub-gfxpayload-lists [any-i386 any-amd64]"
else
DEFAULT_HIDDEN_TIMEOUT :=
DEFAULT_HIDDEN_TIMEOUT_BOOL := false
endif

# Secure Boot
debian/stamps/build-grub-efi-ia32 install/grub-efi-ia32: export SB_PLATFORM := i386-efi
debian/stamps/build-grub-efi-ia32 install/grub-efi-ia32: export SB_EFI_NAME := ia32
debian/stamps/build-grub-efi-amd64 install/grub-efi-amd64: export SB_PLATFORM := x86_64-efi
debian/stamps/build-grub-efi-amd64 install/grub-efi-amd64: export SB_EFI_NAME := x64
debian/stamps/build-grub-efi-arm64 install/grub-efi-arm64: export SB_PLATFORM := arm64-efi
debian/stamps/build-grub-efi-arm64 install/grub-efi-arm64: export SB_EFI_NAME := aa64
SB_PACKAGE :=
ifeq (yes,$(shell dpkg-vendor --derives-from Ubuntu && echo yes))
ifeq ($(DEB_HOST_ARCH),amd64)
SB_PACKAGE := grub-efi-amd64
endif
ifeq ($(DEB_HOST_ARCH),arm64)
SB_PACKAGE := grub-efi-arm64
endif
endif

# Downstream distributions that want to support SB and build images, but do not
# rebuild grub, need a programmatic way to get the vendor, as it's used by build-efi-images
# to create the monolithic Grub image and thus is needed to create the partitions on the EFI
# media. Add it to the control file user metadata: XB-Efi-Vendor: $vendor
SB_EFI_VENDOR ?= $(shell dpkg-vendor --query vendor | tr '[:upper:]' '[:lower:]')

%:
	dh $@ --with=bash_completion

override_dh_auto_configure: $(patsubst %,configure/%,$(BUILD_PACKAGES))

override_dh_auto_build: $(patsubst %,build/%,$(BUILD_PACKAGES))

override_dh_auto_install: $(patsubst %,install/%,$(BUILD_PACKAGES))

$(patsubst %,configure/%,$(REAL_PACKAGES)) :: configure/% : debian/stamps/configure-%
$(patsubst %,build/%,$(REAL_PACKAGES) $(EXTRA_PACKAGES)) :: build/% : debian/stamps/build-%

debian/stamps/configure-%: package = $(subst debian/stamps/configure-,,$@)
debian/stamps/configure-%: export DH_OPTIONS = -p$(package) -Bobj/$(package)

debian/stamps/build-%: package = $(subst debian/stamps/build-,,$@)
debian/stamps/build-%: export DH_OPTIONS = -p$(package) -Bobj/$(package)

install/%: package = $(subst install/,,$@)
install/%: package_bin = $(package)-bin
install/%: package_dbg = $(package)-dbg
install/grub-emu: package_bin = grub-emu
install/grub-emu: package_dbg = grub-emu-dbg
install/%: export DH_OPTIONS = -p$(package) -Bobj/$(patsubst grub-common,grub-$(COMMON_PLATFORM),$(package))

override_dh_autoreconf:
	mkdir -p debian/stamps
	rm -rf debian/grub-extras-enabled
	mkdir debian/grub-extras-enabled
	set -e; for extra in 915resolution ntldr-img; do \
		cp -a debian/grub-extras/$$extra debian/grub-extras-enabled/; \
	done
	env -u DH_OPTIONS GRUB_CONTRIB=$(CURDIR)/debian/grub-extras-enabled \
		PYTHON=python3 \
		dh_autoreconf -- ./autogen.sh

debian/stamps/configure-grub-common: debian/stamps/configure-grub-$(COMMON_PLATFORM)
	touch $@

debian/stamps/build-grub-common: debian/stamps/build-grub-$(COMMON_PLATFORM)
	touch $@

debian/stamps/configure-grub-none debian/stamps/configure-grub-pc debian/stamps/configure-grub-ieee1275 debian/stamps/configure-grub-coreboot debian/stamps/configure-grub-emu debian/stamps/configure-grub-uboot debian/stamps/configure-grub-yeeloong:
	mkdir -p debian/stamps obj/$(package)
	dh_auto_configure -- $(confflags) --with-platform=$(subst grub-,,$(package))
	touch $@

# This name scheme leaves room for things like amd32 someday
debian/stamps/configure-grub-efi-ia32:
	mkdir -p debian/stamps obj/$(package)
	dh_auto_configure -- $(confflags) --with-platform=efi --target=i386-pe --program-prefix=""
	touch $@
debian/stamps/configure-grub-efi-amd64:
	mkdir -p debian/stamps $(subst debian/stamps/configure-,obj/,$@)
	dh_auto_configure -- $(confflags) --with-platform=efi --target=amd64-pe --program-prefix=""
	touch $@
debian/stamps/configure-grub-efi-ia64 debian/stamps/configure-grub-efi-arm debian/stamps/configure-grub-efi-arm64:
	mkdir -p debian/stamps $(subst debian/stamps/configure-,obj/,$@)
	dh_auto_configure -- $(confflags) --with-platform=efi
	touch $@

debian/stamps/configure-grub-xen-i386 debian/stamps/configure-grub-xen-amd64:
	mkdir -p debian/stamps obj/$(package)
	dh_auto_configure -- $(confflags) --with-platform=xen --target=$(subst debian/stamps/configure-grub-xen-,,$@) --program-prefix=""
	touch $@
debian/stamps/configure-grub-xen-pvh-i386:
	mkdir -p debian/stamps obj/$(package)
	dh_auto_configure -- $(confflags) --with-platform=xen_pvh --target=i386 --program-prefix=""
	touch $@
debian/stamps/configure-grub-xen: debian/stamps/configure-grub-xen-i386 debian/stamps/configure-grub-xen-amd64 debian/stamps/configure-grub-xen-pvh-i386
	touch $@

debian/stamps/configure-grub-firmware-qemu:
	mkdir -p debian/stamps $(subst debian/stamps/configure-,obj/,$@)
	dh_auto_configure -- $(confflags) --with-platform=qemu
	touch $@

debian/stamps/build-grub-none debian/stamps/build-grub-efi-ia64 debian/stamps/build-grub-efi-arm debian/stamps/build-grub-coreboot debian/stamps/build-grub-emu debian/stamps/build-grub-uboot debian/stamps/build-grub-xen-i386 debian/stamps/build-grub-xen-amd64 debian/stamps/build-grub-xen-pvh-i386 debian/stamps/build-grub-yeeloong: debian/stamps/build-%: debian/stamps/configure-%
	dh_auto_build
	touch $@

debian/stamps/build-grub-efi-ia32 debian/stamps/build-grub-efi-amd64 debian/stamps/build-grub-efi-arm64: debian/stamps/build-%: debian/stamps/configure-% debian/stamps/build-grub-$(COMMON_PLATFORM)
	dh_auto_build
	grub_dir=`mktemp -d` ; \
	sed -e "s/@DEB_VERSION@/$(deb_version)/g" \
		-e "s/@UPSTREAM_VERSION@/$(upstream_version)/g" \
		<debian/sbat.$(SB_EFI_VENDOR).csv.in \
		>$${grub_dir}/sbat.$(SB_EFI_VENDOR).csv; \
	debian/build-efi-images \
		obj/grub-$(COMMON_PLATFORM)/grub-mkimage \
		obj/$(package)/grub-core \
		obj/monolithic/$(package) \
		$(DEB_HOST_ARCH) $(SB_PLATFORM) $(SB_EFI_NAME) \
		$${grub_dir}/sbat.$(SB_EFI_VENDOR).csv $(SB_EFI_VENDOR)
	touch $@

debian/stamps/build-grub-xen-host-i386: PVBOOT_ARCH := i386
debian/stamps/build-grub-xen-host-i386: debian/stamps/build-grub-xen-i386
debian/stamps/build-grub-xen-host-amd64: PVBOOT_ARCH := x86_64
debian/stamps/build-grub-xen-host-amd64: debian/stamps/build-grub-xen-amd64
debian/stamps/build-grub-xen-host-i386 debian/stamps/build-grub-xen-host-amd64:
	target=$(subst debian/stamps/build-grub-xen-host-,,$@) ; \
	obj_dir=$(CURDIR)/obj/grub-xen-$${target} ; \
	grub_dir=`mktemp -d` ; \
	grub_memdisk=`mktemp` ; \
	trap "rm -rf $${grub_dir} $${grub_memdisk}" EXIT HUP INT QUIT TERM ; \
	mkdir -p $${grub_dir}/boot/grub ; \
	mkdir -p $(CURDIR)/obj/$(package) ; \
	sed -e "s/@@PVBOOT_ARCH@@/$(PVBOOT_ARCH)/g" \
	    <debian/grub-xen-host_grub.cfg \
	    >$${grub_dir}/grub.cfg ; \
	tar -cf - -C $${grub_dir} grub.cfg > $${grub_memdisk} ; \
	$${obj_dir}/grub-mkimage \
		-O $(PVBOOT_ARCH)-xen \
		-c $(CURDIR)/debian/grub-xen-host_grub-bootstrap.cfg \
		-d $${obj_dir}/grub-core \
		$${obj_dir}/grub-core/*.mod \
		-m $${grub_memdisk} \
		-o $(CURDIR)/obj/$(package)/grub-$(PVBOOT_ARCH)-xen.bin
	touch $@

debian/stamps/build-grub-xen-host-pvh-i386: debian/stamps/build-grub-xen-pvh-i386
	target=$(subst debian/stamps/build-grub-xen-host-,,$@) ; \
	obj_dir=$(CURDIR)/obj/grub-xen-$${target} ; \
	grub_dir=`mktemp -d` ; \
	grub_memdisk=`mktemp` ; \
	trap "rm -rf $${grub_dir} $${grub_memdisk}" EXIT HUP INT QUIT TERM ; \
	mkdir -p $${grub_dir}/boot/grub ; \
	mkdir -p $(CURDIR)/obj/$(package) ; \
	cp -a debian/grub-xen-host_grub-pvh.cfg $${grub_dir}/grub.cfg ; \
	tar -cf - -C $${grub_dir} grub.cfg > $${grub_memdisk} ; \
	$${obj_dir}/grub-mkimage \
		-O i386-xen_pvh \
		-c $(CURDIR)/debian/grub-xen-host_grub-bootstrap.cfg \
		-d $${obj_dir}/grub-core \
		$${obj_dir}/grub-core/*.mod \
		-m $${grub_memdisk} \
		-o $(CURDIR)/obj/$(package)/grub-i386-xen_pvh.bin
	touch $@

debian/stamps/build-grub-xen-host: debian/stamps/build-grub-xen-host-i386 debian/stamps/build-grub-xen-host-amd64 debian/stamps/build-grub-xen-host-pvh-i386
	touch $@

debian/stamps/build-grub-pc: debian/stamps/configure-grub-pc
	dh_auto_build
ifeq ($(with_check), yes)
	LC_MESSAGES=C.UTF-8 LC_CTYPE=C.UTF-8 PATH="$$PATH:/sbin:/usr/sbin" VERBOSE=1 dh_auto_test --max-parallel=1
endif
	touch $@

debian/stamps/build-grub-ieee1275: debian/stamps/configure-grub-ieee1275
	dh_auto_build
ifneq (,$(filter powerpc ppc64 ppc64el,$(DEB_HOST_ARCH_CPU)))
	$(CC) $(HOST_CFLAGS) debian/prep-bootdev.c -o debian/prep-bootdev -lparted
endif
	touch $@

debian/stamps/build-grub-xen: debian/stamps/build-grub-xen-i386 debian/stamps/build-grub-xen-amd64 debian/stamps/build-grub-xen-pvh-i386
	touch $@

debian/stamps/build-grub-firmware-qemu: debian/stamps/configure-grub-firmware-qemu
	dh_auto_build
	grub_dir=`mktemp -d` ; \
	grub_memdisk=`mktemp` ; \
	trap "rm -rf $${grub_dir} $${grub_memdisk}" EXIT HUP INT QUIT TERM ; \
	mkdir -p $${grub_dir}/boot/grub ; \
	cp debian/grub-firmware-qemu_grub.cfg $${grub_dir}/boot/grub/grub.cfg ; \
	tar -cf - -C $${grub_dir} boot > $${grub_memdisk} ; \
	obj/$(package)/grub-mkimage \
		-O i386-qemu \
		-d $(CURDIR)/obj/$(package)/grub-core \
		$(CURDIR)/obj/$(package)/grub-core/*.mod \
		-m $${grub_memdisk} \
		-o $(CURDIR)/obj/$(package)/grub.bin
	touch $@

debian/stamps/build-grub-rescue-pc: debian/stamps/build-grub-pc
	mkdir -p obj/grub-rescue-pc/rescue-disk/boot/grub
	cp docs/grub.cfg obj/grub-rescue-pc/rescue-disk/boot/grub/
	rm -rf obj/grub-rescue-pc/grub-core
	cp -a obj/grub-pc/grub-core obj/grub-rescue-pc/grub-core
	cp -a obj/grub-pc/unicode.pf2 obj/grub-rescue-pc/
	pkgdatadir=$(CURDIR)/obj/grub-rescue-pc \
		obj/grub-pc/grub-mkrescue \
		--directory=$(CURDIR)/obj/grub-rescue-pc/grub-core \
		--locale-directory=$(CURDIR)/obj/grub-rescue-pc/grub-core/po \
		--output=$(CURDIR)/obj/grub-rescue-pc/grub-rescue-cdrom.iso \
		$(CURDIR)/obj/grub-rescue-pc/rescue-disk
	# save space for floppy image
	rm -rf obj/grub-rescue-pc/grub-core/po obj/grub-rescue-pc/unicode.pf2
	pkgdatadir=$(CURDIR)/obj/grub-rescue-pc \
		obj/grub-pc/grub-mkrescue \
		--directory=$(CURDIR)/obj/grub-rescue-pc/grub-core \
		--locale-directory=$(CURDIR)/obj/grub-rescue-pc/grub-core/po \
		--output=$(CURDIR)/obj/grub-rescue-pc/grub-rescue-floppy.img \
		--compress=xz \
		-no-pad \
		$(CURDIR)/obj/grub-rescue-pc/rescue-disk
	touch $@

platform_subst = \
	if [ -e debian/$(1) ]; then \
		debian/platform-subst \
			PACKAGE="$(2)" \
			DEFAULT_CMDLINE="$(DEFAULT_CMDLINE)" \
			DEFAULT_TIMEOUT="$(DEFAULT_TIMEOUT)" \
			DEFAULT_HIDDEN_TIMEOUT_BOOL="$(DEFAULT_HIDDEN_TIMEOUT_BOOL)" \
			debian/$(1) >> debian/$(2).$(3); \
	fi

install/grub-none:
	dh_auto_install --destdir=debian/tmp-$(package)

	# Avoid failures later if we're building from a tree with no .po
	# files.
	mkdir -p debian/tmp-$(package)/usr/share/locale

install/grub-pc install/grub-efi-ia32 install/grub-efi-amd64 install/grub-efi-ia64 install/grub-efi-arm install/grub-efi-arm64 install/grub-ieee1275 install/grub-coreboot install/grub-emu install/grub-uboot install/grub-xen install/grub-yeeloong:
	set -e ; \
	if [ "$@" = "install/grub-xen" ] ; then \
		dh_auto_install -Bobj/grub-xen-i386 --destdir=debian/tmp-$(package); \
		dh_auto_install -Bobj/grub-xen-amd64 --destdir=debian/tmp-$(package); \
		dh_auto_install -Bobj/grub-xen-pvh-i386 --destdir=debian/tmp-$(package); \
	else \
		dh_auto_install --destdir=debian/tmp-$(package); \
	fi

	set -e ; \
	if [ -d "obj/monolithic/$(package)" ] ; then \
		install -m 0755 -d debian/$(package_bin)/usr/lib/grub/$(SB_PLATFORM)/monolithic ; \
		install -m 0644 -t debian/$(package_bin)/usr/lib/grub/$(SB_PLATFORM)/monolithic obj/monolithic/$(package)/*.efi ; \
		debian/signing-template.generate "$(package)" ; \
	fi

	set -e ; \
	for i in $(AUTOGEN_DEB_FILES) ; do \
		> debian/$(package).$$i; \
		if [ "$@" != "install/grub-emu" ] ; then \
			$(call platform_subst,$$i.in,$(package),$$i); \
		fi ; \
		$(call platform_subst,$(package).$$i.in,$(package),$$i); \
		$(call platform_subst,$(package).$$i.$(DEB_HOST_ARCH_CPU).in,$(package),$$i); \
		$(call platform_subst,$(package).$$i.$(DEB_HOST_ARCH_OS).in,$(package),$$i); \
		$(call platform_subst,$(package).$$i.$(DEB_HOST_ARCH_OS)-$(DEB_HOST_ARCH_CPU).in,$(package),$$i); \
		[ -s debian/$(package).$$i ] || rm -f debian/$(package).$$i; \
		if [ "$@" != "install/grub-emu" ] ; then \
			> debian/$(package_bin).$$i; \
			$(call platform_subst,$$i-bin.in,$(package_bin),$$i); \
			$(call platform_subst,$(package_bin).$$i.in,$(package_bin),$$i); \
			$(call platform_subst,$(package_bin).$$i.$(DEB_HOST_ARCH_CPU).in,$(package_bin),$$i); \
			$(call platform_subst,$(package_bin).$$i.$(DEB_HOST_ARCH_OS).in,$(package_bin),$$i); \
			$(call platform_subst,$(package_bin).$$i.$(DEB_HOST_ARCH_OS)-$(DEB_HOST_ARCH_CPU).in,$(package_bin),$$i); \
			[ -s debian/$(package_bin).$$i ] || rm -f debian/$(package_bin).$$i; \
		fi ; \
		> debian/$(package_dbg).$$i; \
		if [ "$@" != "install/grub-emu" ] ; then \
			$(call platform_subst,$$i-dbg.in,$(package_dbg),$$i); \
		fi ; \
		$(call platform_subst,$(package_dbg).$$i.in,$(package_dbg),$$i); \
		$(call platform_subst,$(package_dbg).$$i.$(DEB_HOST_ARCH_CPU).in,$(package_dbg),$$i); \
		$(call platform_subst,$(package_dbg).$$i.$(DEB_HOST_ARCH_OS).in,$(package_dbg),$$i); \
		$(call platform_subst,$(package_dbg).$$i.$(DEB_HOST_ARCH_OS)-$(DEB_HOST_ARCH_CPU).in,$(package_dbg),$$i); \
		[ -s debian/$(package_dbg).$$i ] || rm -f debian/$(package_dbg).$$i; \
	done

	find debian/tmp-$(package)/usr/lib/grub -name modinfo.sh -print0 | \
		xargs -0r chmod +x
	find debian/tmp-$(package)/usr/lib/grub -name gdb_grub -print0 | \
		xargs -0r chmod -x
	find debian/tmp-$(package)/usr/lib/grub -name gmodule.pl -print0 | \
		xargs -0r chmod -x

	mkdir -p debian/$(package_bin)/usr/share/lintian/overrides
	echo "$(package_bin): unstripped-binary-or-object *.mod" \
		>> debian/$(package_bin)/usr/share/lintian/overrides/$(package_bin)
	cd debian/tmp-$(package) && find usr/lib/grub -name kernel.img \
		| sed -e "s%.*%$(package_bin): statically-linked-binary &%g" \
	>> $(CURDIR)/debian/$(package_bin)/usr/share/lintian/overrides/$(package_bin)
	cd debian/tmp-$(package) && find usr/lib/grub -name kernel.img \
		| sed -e "s%.*%$(package_bin): unstripped-binary-or-object &%g" \
	>> $(CURDIR)/debian/$(package_bin)/usr/share/lintian/overrides/$(package_bin)
	if ([ "$@" = "install/grub-efi-amd64" ] && [ "$(DEB_HOST_ARCH_CPU)" = "i386" ]) || \
	   ([ "$@" != "install/grub-emu" ] && [ "$(DEB_HOST_ARCH_CPU):$(DEB_HOST_ARCH_BITS)" = "amd64:32" ]) || \
	   [ "$@" = "install/grub-xen" ]; then \
		echo "$(package_bin): binary-from-other-architecture *.mod" \
			>> debian/$(package_bin)/usr/share/lintian/overrides/$(package_bin) ; \
		cd debian/tmp-$(package) && find usr/lib/grub -name kernel.img \
			| sed -e "s%.*%$(package_bin): binary-from-other-architecture &%g" \
		>> $(CURDIR)/debian/$(package_bin)/usr/share/lintian/overrides/$(package_bin) ; \
	fi
	if ([ "$@" = "install/grub-pc" ] || \
	    [ "$@" = "install/grub-ieee1275" ] || \
	    [ "$@" = "install/grub-coreboot" ] || \
	    [ "$@" = "install/grub-xen" ] || \
	    [ "$@" = "install/grub-emu" ]) && \
	   [ "$(DEB_HOST_ARCH_OS)" = "linux" ] && \
	   [ "$(DEB_HOST_ARCH_CPU):$(DEB_HOST_ARCH_BITS)" != "amd64:64" ] ; then \
		echo "$(package_bin): binary-from-other-architecture *efiemu64.o" \
			>> debian/$(package_bin)/usr/share/lintian/overrides/$(package_bin) ; \
	fi
	case $@ in \
		install/grub-efi*) \
			(echo "# These aren't Windows executables, and these features wouldn't be very useful." \
			 echo "$(package_bin): portable-executable-missing-security-features *.efi ASLR DEP/NX") \
				>> debian/$(package_bin)/usr/share/lintian/overrides/$(package_bin) ;; \
	esac
	if [ "$@" = "install/grub-emu" ]; then \
		(echo "# This seems to be due to a readelf bug: https://bugs.debian.org/929585"; \
		 echo "$(package_bin): binary-or-shlib-defines-rpath usr/lib/grub/*-emu/macho.mod 0x0") \
			>> debian/$(package_bin)/usr/share/lintian/overrides/$(package_bin); \
	fi

	mkdir -p debian/$(package_dbg)/usr/share/lintian/overrides
	echo "$(package_dbg): unstripped-binary-or-object *.module" \
		>> debian/$(package_dbg)/usr/share/lintian/overrides/$(package_dbg)
	echo "$(package_dbg): statically-linked-binary *.image" \
		>> debian/$(package_dbg)/usr/share/lintian/overrides/$(package_dbg)
	cd debian/tmp-$(package) && find usr/lib/grub -name kernel.exec \
		| sed -e "s%.*%$(package_dbg): statically-linked-binary &%g" \
	>> $(CURDIR)/debian/$(package_dbg)/usr/share/lintian/overrides/$(package_dbg)
	if ([ "$@" = "install/grub-efi-amd64" ] && [ "$(DEB_HOST_ARCH_CPU)" = "i386" ]) || \
	   ([ "$@" != "install/grub-emu" ] && [ "$(DEB_HOST_ARCH_CPU):$(DEB_HOST_ARCH_BITS)" = "amd64:32" ]) || \
	   [ "$@" = "install/grub-xen" ] ; then \
		echo "$(package_dbg): binary-from-other-architecture *.module" \
			>> debian/$(package_dbg)/usr/share/lintian/overrides/$(package_dbg) ; \
		cd debian/tmp-$(package) && find usr/lib/grub -name kernel.exec \
			| sed -e "s%.*%$(package_dbg): binary-from-other-architecture &%g" \
		>> $(CURDIR)/debian/$(package_dbg)/usr/share/lintian/overrides/$(package_dbg) ; \
	fi

	# Avoid failures later if we're building from a tree with no .po
	# files.
	mkdir -p debian/tmp-$(package)/usr/share/locale

common_subst = \
	if [ -e debian/grub-common.$(1) ]; then \
		sed 's/@COMMON_PLATFORM@/$(COMMON_PLATFORM)/g' \
			debian/grub-common.$(1) >> debian/grub-common.$(2).new; \
	fi

install/grub-common:
	set -e ; for i in $(AUTOGEN_DEB_FILES) ; do \
		> debian/grub-common.$$i.new; \
		$(call common_subst,$$i.in,$$i); \
		$(call common_subst,$$i.$(DEB_HOST_ARCH_CPU).in,$$i); \
		$(call common_subst,$$i.$(DEB_HOST_ARCH_OS).in,$$i); \
		if [ -s debian/grub-common.$$i.new ] ; then \
			mv debian/grub-common.$$i.new debian/grub-common.$$i; \
		else \
			rm -f debian/grub-common.$$i.new; \
		fi; \
	done
ifeq (yes,$(shell dpkg-vendor --derives-from Ubuntu && echo yes))
	install -D -m 0755 debian/grub-common.pm-sleep \
		$(CURDIR)/debian/$(package)/etc/pm/sleep.d/10_grub-common
endif

NON_PLATFORM_PACKAGES = $(filter grub2 grub-linuxbios grub-efi grub-rescue-pc grub-firmware-qemu grub-xen-host,$(BUILD_PACKAGES))
COMMON_PLATFORM_PACKAGES = $(filter grub-common grub2-common grub-theme-starfield grub-mount-udeb,$(BUILD_PACKAGES))
PLATFORM_PACKAGES = $(filter grub-pc grub-efi-ia32 grub-efi-amd64 grub-efi-ia64 grub-efi-arm grub-efi-arm64 grub-ieee1275 grub-coreboot grub-uboot grub-xen grub-yeeloong,$(BUILD_PACKAGES))

override_dh_install:
ifneq (,$(NON_PLATFORM_PACKAGES))
	dh_install $(patsubst %,-p%,$(NON_PLATFORM_PACKAGES))
endif
	dh_install $(patsubst %,-p%,$(COMMON_PLATFORM_PACKAGES)) --sourcedir=debian/tmp-grub-$(COMMON_PLATFORM)
	rm -f debian/grub2-common/usr/share/info/dir*
	rm -f debian/grub-theme-starfield/usr/share/grub/themes/starfield/COPYING.CC-BY-SA-3.0
ifneq (,$(PLATFORM_PACKAGES))
	set -e; for package in $(PLATFORM_PACKAGES); do \
		dh_install -p$$package --sourcedir=debian/tmp-$$package; \
		dh_install -p$$package-bin --sourcedir=debian/tmp-$$package; \
		dh_install -p$$package-dbg --sourcedir=debian/tmp-$$package; \
	done
endif
ifneq (,$(filter grub-emu,$(BUILD_PACKAGES)))
	dh_install -pgrub-emu --sourcedir=debian/tmp-grub-emu
	dh_install -pgrub-emu-dbg --sourcedir=debian/tmp-grub-emu
endif
ifneq (,$(filter grub2-common,$(BUILD_PACKAGES)))
	sed -i \
		-e "s/@DEFAULT_CMDLINE@/$(DEFAULT_CMDLINE)/g" \
		-e "s/@DEFAULT_TIMEOUT@/$(DEFAULT_TIMEOUT)/g" \
		debian/grub2-common/usr/share/grub/default/grub
ifneq (,$(DEFAULT_HIDDEN_TIMEOUT))
	perl -pi -e 's/^GRUB_TIMEOUT=.*/GRUB_HIDDEN_TIMEOUT=0\nGRUB_HIDDEN_TIMEOUT_QUIET=true\n$$&/' \
		debian/grub2-common/usr/share/grub/default/grub
endif
endif
ifeq (yes,$(shell dpkg-vendor --derives-from Ubuntu && echo yes))
ifneq (,$(filter grub-pc,$(BUILD_PACKAGES)))
	patch debian/grub-pc/usr/lib/grub-legacy/update-grub \
		< debian/legacy/update-grub.ubuntu.patch
endif
endif

override_dh_installdocs:
	dh_installdocs $(patsubst %,-p%,$(filter grub-common grub-rescue-pc grub-firmware-qemu grub-xen-host,$(BUILD_PACKAGES))) -A AUTHORS NEWS README THANKS TODO
	dh_installdocs $(patsubst %,-p%,$(filter grub-efi-%-signed-template,$(BUILD_PACKAGES)))
	dh_installdocs --remaining-packages --link-doc=grub-common

ifeq ($(FLICKER_FREE_BOOT),yes)
override_dh_installinit:
	dh_installinit -- start 99 2 3 4 5 .
else
override_dh_installinit:
	:
endif

override_dh_bugfiles:
	dh_bugfiles $(patsubst %,-N%,$(filter grub-efi-%-signed-template,$(BUILD_PACKAGES))) -A

override_dh_strip:
	dh_strip -X/usr/bin/grub-emu

override_dh_shlibdeps:
	dh_shlibdeps -X.module

ifeq (yes,$(shell dpkg-vendor --derives-from Ubuntu && echo yes))
LEGACY_DOC_BR := grub-doc (<< 0.97-29ubuntu60), grub-legacy-doc (<< 0.97-29ubuntu60)
else
LEGACY_DOC_BR := grub-doc (<< 0.97-32), grub-legacy-doc (<< 0.97-59)
endif

override_dh_gencontrol:
	dh_gencontrol -- -Vlegacy-doc-br="$(LEGACY_DOC_BR)" -V"efi:Vendor=$(SB_EFI_VENDOR)" $(substvars)

TARNAME := grub2_$(deb_version)_$(DEB_HOST_ARCH).tar.gz

override_dh_builddeb:
	dh_builddeb
ifneq (,$(SB_PACKAGE))
	echo $(deb_version) > obj/monolithic/$(SB_PACKAGE)/version
	tar -c -f ../$(TARNAME) -a -C obj/monolithic/$(SB_PACKAGE) -v .
	dpkg-distaddfile $(TARNAME) raw-uefi -
endif

override_dh_auto_clean:
	-rm -rf debian/grub-extras-enabled debian/stamps obj
	-rm -f contrib grub-core/contrib

override_dh_clean:
	dh_clean

	chmod +x debian/{bug-script,grub.d/*,legacy/*,kernel/*}

	for i in $(AUTOGEN_DEB_FILES) ; do \
		rm -f debian/grub-{pc,efi-*,ieee1275,coreboot,uboot,xen,yeeloong,emu}{,-bin,-dbg}.$$i ; \
	done
	rm -f debian/grub-common.bash-completion debian/grub-common.maintscript
	rm -rf debian/tmp-*/

	# make sure PO files are always up-to-date
	debconf-updatepo

.PHONY: $(patsubst %,configure/%,$(BUILD_PACKAGES)) $(patsubst %,build/%,$(BUILD_PACKAGES)) $(patsubst %,install/%,$(BUILD_PACKAGES))