#
# This Makefile executes the unpack/build/binary targets for a single
# subarch, which is passed in the subarch variable. Empty subarch
# variable means that we are building for an arch without the subarch.
# Additionally, variables version, abiname and ltver are
# expected to be available (need to be exported from the parent process).
#

include /usr/share/dpkg/default.mk

include debian/rules.defs

COMPILER ?= gcc
ALL_KERNEL_ARCHES ?= x86
export COMPILER

SOURCE_DATE_UTC_ISO := $(shell date -u -d '@$(SOURCE_DATE_EPOCH)' +%Y-%m-%d)

ifdef ARCH
  ifneq ($(DEB_HOST_ARCH),$(ARCH))
    $(error Attempting to build a $(ARCH) target but host architecture is $(DEB_HOST_ARCH). Use dpkg-architecture to override the host architecture)
  endif
endif

export CROSS_COMPILE := $(or $(KERNEL_GNU_TYPE),$(DEB_HOST_GNU_TYPE))-

export DH_OPTIONS
export DEB_HOST_ARCH DEB_HOST_GNU_TYPE DEB_BUILD_ARCH
# for dpkg-buildflags
export DEB_BUILD_PATH = $(CURDIR)
export DEB_RULES_REQUIRES_ROOT ?= no

stamp = [ -d $(dir $@) ] || mkdir $(dir $@); touch $@

cleanup_config = sed -E -e '/CONFIG_(BUILD_SALT|MODULE_SIG_(ALL|KEY)|SYSTEM_TRUSTED_KEYS|(AS|CLANG|GCC|LD|LLD|PAHOLE)_VERSION|(BINDGEN|CC|RUSTC)_VERSION_TEXT)[ =]/d'

setup_env := env -u ABINAME -u ARCH -u FEATURESET -u FLAVOUR -u VERSION -u LOCALVERSION
# XXX: All the tools leak flags between host and build all the time, just don't care.  See #1050991.
setup_env += -u KBUILD_HOSTCFLAGS -u HOSTCFLAGS -u KBUILD_HOSTLDFLAGS
setup_env += KBUILD_BUILD_TIMESTAMP="@$(SOURCE_DATE_EPOCH)"
setup_env += KBUILD_BUILD_VERSION_TIMESTAMP="KrD $(SOURCEVERSION) ($(SOURCE_DATE_UTC_ISO))"
setup_env += KBUILD_BUILD_USER="krd"
setup_env += KBUILD_BUILD_HOST="tempest"
setup_env += KBUILD_VERBOSE=$(if $(filter verbose,$(DEB_BUILD_OPTIONS)),1,0)

MAKE_CLEAN = $(setup_env) $(MAKE) KCFLAGS=-fdebug-prefix-map=$(CURDIR)/= KAFLAGS=-fdebug-prefix-map=$(CURDIR)/=
MAKE_SELF := $(MAKE) -f debian/rules.real $(MAKEOVERRIDES)
MAKEOVERRIDES =

BUILDDEB_ARGS := -Zxz $(if $(filter pkg.linux.quick,$(DEB_BUILD_PROFILES)),-z1)

ifneq (,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
  THREAD_COUNT = $(subst parallel=,,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
else
  THREAD_COUNT = 0
endif

#
# Targets
#

packages_enabled := $(shell dh_listpackages)
define if_package
$(if $(filter $(1),$(packages_enabled)),$(2))
endef
define if_profile
$(if $(filter $(1),$(DEB_BUILD_PROFILES)),$(2))
endef

source: $(STAMPS_DIR)/source_$(FEATURESET)

$(BUILD_DIR)/config.$(ARCH)_$(FEATURESET)_$(FLAVOUR): $(KCONFIG)
	mkdir -p '$(dir $@)'
	debian/bin/kconfig.py '$@' $(KCONFIG) $(KCONFIG_OPTIONS)

define copy_source
mkdir -p '$(1)'
cp -al $(filter-out debian .pc .git, $(wildcard * .[^.]*)) '$(1)'
endef

$(BUILD_DIR)/$(SOURCE_BASENAME)-source-$(UPSTREAMVERSION).tar.xz: DIR = $(BUILD_DIR)/$(SOURCE_BASENAME)-source-$(UPSTREAMVERSION)
$(BUILD_DIR)/$(SOURCE_BASENAME)-source-$(UPSTREAMVERSION).tar.xz: $(STAMPS_DIR)/source
	rm -rf '$@' '$(DIR)'
	$(call copy_source,$(DIR))
	chmod -R u+rw,go=rX '$(DIR)'
	find $(DIR)/ -name __pycache__ -type d -exec rm -rf {} +
	find $(DIR)/ -name '*.pyc' -type f -exec rm -f {} +
	find $(DIR)/ -depth -newermt '@$(SOURCE_DATE_EPOCH)' -print0 \
	| xargs -0r touch --no-dereference --date='@$(SOURCE_DATE_EPOCH)'
	n='$(SOURCE_BASENAME)-source-$(UPSTREAMVERSION)' ; \
	cd $(BUILD_DIR) ; \
	find $$n/ -print0 | sort -z \
	| tar --owner=root --group=root --numeric-owner --no-recursion --null -T - -c \
	| xz -T$(THREAD_COUNT) > $$n.tar.xz
	rm -rf '$(DIR)'

$(BUILD_DIR)/linux-patch-$(UPSTREAMVERSION)-%.patch.xz: $(STAMPS_DIR)/source_none $(STAMPS_DIR)/source_%
	( \
	    cd '$(BUILD_DIR)' ; \
	    set +e ; \
	    diff -urN -p -x debian -x .pc -x .git -x '*.pyc' source_none source_$* ; \
	    test $$? -eq 1 ; \
	) \
	| filterdiff --remove-timestamps --strip=1 --addoldprefix=a/ --addnewprefix=b/ \
	| xz -c >$@ \
	|| (rm -f $@ ; exit 1 ; )

$(STAMPS_DIR)/source:
	test -d .pc
	set +e ; \
	QUILT_PC=.pc quilt unapplied --quiltrc - >/dev/null \
	  && echo 'Patch series not fully applied' ; \
	test $$? -eq 1
	@$(stamp)

$(STAMPS_DIR)/source_%: SOURCE_DIR=$(BUILD_DIR)/source
$(STAMPS_DIR)/source_%: DIR=$(BUILD_DIR)/source_$*
$(STAMPS_DIR)/source_%: $(STAMPS_DIR)/source
	mkdir -p '$(BUILD_DIR)'
	rm -rf '$(DIR)'
	$(call copy_source,$(DIR))
	cd '$(DIR)' \
	  && QUILT_PATCHES='$(CURDIR)/debian/patches-$*' QUILT_PC=.pc quilt push --quiltrc - -a -q --fuzz=0
	@$(stamp)
.PRECIOUS: $(STAMPS_DIR)/source_%

$(STAMPS_DIR)/source_none: DIR=$(BUILD_DIR)/source_none
$(STAMPS_DIR)/source_none: $(STAMPS_DIR)/source
	mkdir -p '$(BUILD_DIR)'
	rm -f '$(DIR)'
	ln -s '$(CURDIR)' '$(DIR)'
	@$(stamp)

$(STAMPS_DIR)/setup_$(ARCH)_$(FEATURESET)_$(FLAVOUR): CONFIG=$(BUILD_DIR)/config.$(ARCH)_$(FEATURESET)_$(FLAVOUR)
$(STAMPS_DIR)/setup_$(ARCH)_$(FEATURESET)_$(FLAVOUR): SOURCE_DIR=$(BUILD_DIR)/source_$(FEATURESET)
$(STAMPS_DIR)/setup_$(ARCH)_$(FEATURESET)_$(FLAVOUR): DIR=$(BUILD_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR)
$(STAMPS_DIR)/setup_$(ARCH)_$(FEATURESET)_$(FLAVOUR): $(STAMPS_DIR)/source_$(FEATURESET) $(BUILD_DIR)/config.$(ARCH)_$(FEATURESET)_$(FLAVOUR)
	rm -rf '$(DIR)'
	mkdir '$(DIR)'
	cp '$(CONFIG)' '$(DIR)/.config'
	echo 'override ARCH = $(KERNEL_ARCH)' >> '$(DIR)/.kernelvariables'
	echo 'override KERNELRELEASE = $(ABINAME)$(LOCALVERSION_IMAGE)' >> '$(DIR)/.kernelvariables'
	echo 'CCACHE = ccache' >> '$(DIR)/.kernelvariables'
ifeq (./,$(dir $(COMPILER)))
	echo 'CC = $$(if $$(DEBIAN_KERNEL_USE_CCACHE),$$(CCACHE)) $$(CROSS_COMPILE)$(COMPILER)' >> '$(DIR)/.kernelvariables'
else
# To allow for cross-compiles, we want to split up the configured
# compiler filename and prepend the directory to $PATH.  For a native
# compile, so long as the configured compiler is installed it should
# always be found first.
# However, $PATH changes don't work consistently in make (bug #895835).
# Instead we do the path lookup here and generate a new absolute
# filename.
	echo 'CC = $$(if $$(DEBIAN_KERNEL_USE_CCACHE),$$(CCACHE)) $$(word 1,$$(foreach dir,$(dir $(COMPILER)) $$(subst :, ,$$(PATH)),$$(wildcard $$(dir)/$$(CROSS_COMPILE)$(notdir $(COMPILER)))))' >> '$(DIR)/.kernelvariables'
endif
	echo 'DEB_BUILD_ARCH ?= $$(shell dpkg --print-architecture)' >> '$(DIR)/.kernelvariables'
	echo 'override CROSS_COMPILE = $(CROSS_COMPILE)' >> '$(DIR)/.kernelvariables'
ifdef KCFLAGS
	echo 'override KCFLAGS += $(KCFLAGS)' >> '$(DIR)/.kernelvariables'
endif
ifdef COMPAT_GNU_TYPE
	echo 'override CROSS_COMPILE_COMPAT = $(COMPAT_GNU_TYPE)-' >> '$(DIR)/.kernelvariables'
	echo 'override CROSS32_COMPILE = $(COMPAT_GNU_TYPE)-' >> '$(DIR)/.kernelvariables'
endif
	echo 'DEBIAN_KERNEL_NO_CC_VERSION_CHECK = y' >> '$(DIR)/.kernelvariables'
	+$(MAKE_CLEAN) -C '$(SOURCE_DIR)' O='$(CURDIR)/$(DIR)' listnewconfig
	+yes "" | $(MAKE_CLEAN) -C '$(SOURCE_DIR)' O='$(CURDIR)/$(DIR)' oldconfig >/dev/null
	@$(stamp)

$(STAMPS_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR): SOURCE_DIR=$(BUILD_DIR)/source_$(FEATURESET)
$(STAMPS_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR): DIR=$(BUILD_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR)
$(STAMPS_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR): $(STAMPS_DIR)/setup_$(ARCH)_$(FEATURESET)_$(FLAVOUR)

$(STAMPS_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR):
	+$(MAKE_CLEAN) -C '$(DIR)'
	@$(stamp)

$(STAMPS_DIR)/install_$(ARCH)_$(FEATURESET)_$(FLAVOUR): REAL_VERSION = $(ABINAME)$(LOCALVERSION)
$(STAMPS_DIR)/install_$(ARCH)_$(FEATURESET)_$(FLAVOUR): DIR=$(BUILD_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR)
$(STAMPS_DIR)/install_$(ARCH)_$(FEATURESET)_$(FLAVOUR): INSTALL_DIR=$(BUILD_DIR)/install_$(ARCH)_$(FEATURESET)_$(FLAVOUR)
$(STAMPS_DIR)/install_$(ARCH)_$(FEATURESET)_$(FLAVOUR): DT_INSTALL_DIR = $(INSTALL_DIR)/usr/lib/krd-linux-image-$(REAL_VERSION)
$(STAMPS_DIR)/install_$(ARCH)_$(FEATURESET)_$(FLAVOUR): $(STAMPS_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR)
	install -D -m644 '$(DIR)/$(IMAGE_FILE)' $(INSTALL_DIR)/boot/$(IMAGE_INSTALL_STEM)-$(REAL_VERSION)
ifeq ($(IMAGE_FILE),vmlinux)
# This is the unprocessed ELF image, so we need to strip debug symbols
	$(CROSS_COMPILE)strip --strip-debug $(INSTALL_DIR)/boot/$(IMAGE_INSTALL_STEM)-$(REAL_VERSION)
endif
	+$(MAKE_CLEAN) -C $(DIR) modules_install DEPMOD='$(CURDIR)/debian/bin/no-depmod' INSTALL_MOD_PATH='$(CURDIR)/$(INSTALL_DIR)' INSTALL_MOD_STRIP=1
ifneq ($(filter arm64 armel armhf mipsel mips64el mipsr6 mipsr6el mips64r6 mips64r6el riscv64,$(ARCH)),)
	+$(MAKE_CLEAN) -C $(DIR) dtbs
	+$(MAKE_CLEAN) -C $(DIR) dtbs_install INSTALL_DTBS_PATH='$(CURDIR)/$(DT_INSTALL_DIR)'
endif
	rm -f $(INSTALL_DIR)/lib/modules/$(REAL_VERSION)/build
	rm -f $(INSTALL_DIR)/lib/modules/$(REAL_VERSION)/source
	@$(stamp)

define dh_binary_pre
	dh_testroot
	dh_prep
	dh_installdirs
endef

define dh_binary_post
	dh_install $(DH_INSTALL_ARGS)
	dh_installdocs $(if $(INSTALLDOCS_LINK_DOC),--link-doc=$(INSTALLDOCS_LINK_DOC))
	dh_installchangelogs
	dh_installexamples
	dh_installman
	dh_installudev
	dh_bugfiles
	dh_ucf
	dh_lintian
	dh_icons
	dh_link
	dh_compress
	dh_fixperms
	dh_missing
	dh_strip $(DH_STRIP_ARGS) -Xvmlinux -Xvmlinuz
	dh_makeshlibs -Xvmlinux -Xvmlinuz
	dh_shlibdeps $(DH_SHLIBDEPS_ARGS)
	dh_installdeb
	if command -v dh_movetousr >/dev/null ; then dh_movetousr ; fi
	dh_gencontrol -- $(GENCONTROL_ARGS)
	dh_md5sums
	dh_builddeb -- $(BUILDDEB_ARGS)
endef

build_meta:

binary_meta:
	$(dh_binary_pre)
	$(dh_binary_post)

build_headers-common:

binary_headers-common: PACKAGE_NAME_KBUILD = krd-linux-kbuild-$(ABINAME)
binary_headers-common: BASE_DIR = /usr/src/$(PACKAGE_NAME)
binary_headers-common: SOURCE_DIR = $(BUILD_DIR)/source_$(FEATURESET)
binary_headers-common: DIR = $(DESTDIR)/$(BASE_DIR)
binary_headers-common: $(STAMPS_DIR)/source_$(FEATURESET)
	$(dh_binary_pre)

	cd '$(SOURCE_DIR)' ; \
	( \
	    echo Makefile ; \
	    for arch in $(ALL_KERNEL_ARCHES) ; do \
	        find "arch/$$arch/" -maxdepth 1 -name 'Makefile*' -print ; \
	        find "arch/$$arch/" \( -name 'Kbuild.platforms' -o -name 'Platform' \) -print ; \
	        find $$(find "arch/$$arch/" \( -name include -o -name scripts \) -type d -printf '%p/\n') -print ; \
	    done ; \
	    find include -print ; \
	) \
	| sort -uV \
	| cpio -pd --preserve-modification-time '$(DIR)'

	dh_link /usr/lib/$(PACKAGE_NAME_KBUILD)/scripts $(BASE_DIR)/scripts
	dh_link /usr/lib/$(PACKAGE_NAME_KBUILD)/tools $(BASE_DIR)/tools

	$(dh_binary_post)

build_headers:

binary_headers: REAL_VERSION = $(ABINAME)$(LOCALVERSION)
binary_headers: PACKAGE_NAME_COMMON = krd-linux-headers-$(ABINAME)-common$(LOCALVERSION_HEADERS)
binary_headers: PACKAGE_NAME_KBUILD = krd-linux-kbuild-$(ABINAME)
binary_headers: BASE_DIR = /usr/src/$(PACKAGE_NAME)
binary_headers: BASE_DIR_COMMON = /usr/src/$(PACKAGE_NAME_COMMON)
binary_headers: SOURCE_DIR = $(BUILD_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR)
binary_headers: REF_DIR = $(BUILD_DIR)/source_$(FEATURESET)
binary_headers: DIR = $(DESTDIR)/$(BASE_DIR)
binary_headers: $(STAMPS_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR)
	$(dh_binary_pre)

	mkdir -p $(DIR)/arch/$(KERNEL_ARCH)/kernel
	{ \
	    cd $(SOURCE_DIR) ; \
	    tar -cf - .config .kernel* Module.symvers include ; \
	} | tar -C $(DIR) -xf -
	cp -a $(SOURCE_DIR)/arch/$(KERNEL_ARCH)/include $(DIR)/arch/$(KERNEL_ARCH)
	find $(DIR) -name '*.cmd' -delete

	f='$(SOURCE_DIR)/arch/$(KERNEL_ARCH)/lib/crtsavres.o' ; \
	d='$(DIR)/arch/$(KERNEL_ARCH)/lib' ; \
	if [ -f "$$f" ] ; then \
	    mkdir -p "$$d" ; \
	    cp -a "$$f" "$$d/" ; \
	fi

	cp -a $(SOURCE_DIR)/scripts/module.lds $(DIR)/arch/$(KERNEL_ARCH)

	@echo 'include $(BASE_DIR_COMMON)/Makefile' >> $(DIR)/Makefile

	dh_link /usr/lib/$(PACKAGE_NAME_KBUILD)/scripts $(BASE_DIR)/scripts
	dh_link /usr/lib/$(PACKAGE_NAME_KBUILD)/tools $(BASE_DIR)/tools

	mkdir -p $(DESTDIR)/lib/modules/$(REAL_VERSION)
	ln -s /usr/src/$(PACKAGE_NAME) $(DESTDIR)/lib/modules/$(REAL_VERSION)/build
	ln -s /usr/src/$(PACKAGE_NAME_COMMON) $(DESTDIR)/lib/modules/$(REAL_VERSION)/source

	$(dh_binary_post)

$(STAMPS_DIR)/build_libc-dev: DIR=$(BUILD_DIR)/build_libc-dev
$(STAMPS_DIR)/build_libc-dev:
	rm -rf '$(DIR)/output'
	+$(foreach ARCH,$(ALL_LIBCDEV_KERNELARCHES), \
	     $(MAKE_CLEAN) O='$(CURDIR)/$(DIR)' headers_install ARCH=$(ARCH) INSTALL_HDR_PATH='output/usr' ; \
	     mkdir -p '$(DIR)/output/usr/lib/linux/uapi/$(ARCH)' ; \
	     mv '$(DIR)/output/usr/include/asm' '$(DIR)/output/usr/lib/linux/uapi/$(ARCH)/asm' ; )
	@$(stamp)

build_libc-dev: $(STAMPS_DIR)/build_libc-dev

binary_libc-dev: DIR = $(BUILD_DIR)/build_libc-dev/output
binary_libc-dev: OUT_DIR = debian/$(PACKAGE_NAME)/usr/include
binary_libc-dev: $(STAMPS_DIR)/build_libc-dev
	$(dh_binary_pre)

	dh_install --all --sourcedir $(DIR) usr

# Generate symlink farms for every supported multiarch identifier
	for spec in $(ALL_LIBCDEV_MULTIARCHES) ; do \
	    MULTIARCH=$${spec%%:*} ; \
	    KERNELARCH=$${spec#*:} ; \
	    dh_link --all $$(find "$(DIR)/usr/lib/linux/uapi/$$KERNELARCH/asm/" -type f -name '*.h' -printf "usr/lib/linux/uapi/$$KERNELARCH/asm/%P usr/include/$$MULTIARCH/asm/%P\\n") ; \
	done

	$(dh_binary_post)

build_bpf-dev: SOURCE_DIR=$(BUILD_DIR)/source_$(FEATURESET)
build_bpf-dev: DIR=$(BUILD_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR)
build_bpf-dev: $(STAMPS_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR)
	mkdir -p $(DIR)/tools/bpf/bpftool
	+$(MAKE_CLEAN) -C '$(SOURCE_DIR)/tools/bpf/bpftool' O=$(CURDIR)/$(DIR)/tools/bpf/bpftool CROSS_COMPILE= FEATURE_TESTS= FEATURE_DISPLAY=

	if grep -Fxq CONFIG_DEBUG_INFO_BTF=y $(DIR)/.config ; then \
	    $(DIR)/tools/bpf/bpftool/bpftool btf dump file $(DIR)/vmlinux format c ; \
	else \
	    echo '#error "Kernel build without CONFIG_DEBUG_INFO_BTF, no type info available"' ; \
	fi > $(DIR)/vmlinux.h

binary_bpf-dev: DH_INSTALL_ARGS = --sourcedir=$(BUILD_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR)
binary_bpf-dev: build_bpf-dev
	$(dh_binary_pre)
	$(dh_binary_post)

build_support:

binary_support: PACKAGE_ROOT = /usr/share/$(PACKAGE_NAME)
binary_support:
	$(dh_binary_pre)
	dh_installdirs $(PACKAGE_ROOT)/lib/python/debian_linux $(PACKAGE_ROOT)/modules
	cp debian/lib/python/debian_linux/*.py $(DESTDIR)$(PACKAGE_ROOT)/lib/python/debian_linux/
	dh_python3
	dh_link $(PACKAGE_ROOT) /usr/src/$(PACKAGE_NAME)
	$(dh_binary_post)

setup_image: $(STAMPS_DIR)/setup_$(ARCH)_$(FEATURESET)_$(FLAVOUR)

build_image: $(STAMPS_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR)

binary_image: DH_STRIP_ARGS = --no-automatic-dbgsym
binary_image: REAL_VERSION = $(ABINAME)$(LOCALVERSION)
binary_image: SYSTEM_MAP_PATH = lib/modules/$(REAL_VERSION)/System.map.xz
binary_image: INSTALL_DIR = $(DESTDIR)/boot
binary_image: DIR = $(BUILD_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR)
binary_image: DIR2 = $(BUILD_DIR)/install_$(ARCH)_$(FEATURESET)_$(FLAVOUR)
binary_image: $(STAMPS_DIR)/build_$(ARCH)_$(FEATURESET)_$(FLAVOUR) $(STAMPS_DIR)/install_$(ARCH)_$(FEATURESET)_$(FLAVOUR)
binary_image:
	$(dh_binary_pre)
	dh_install --sourcedir=$(DIR2) boot
	dh_install --sourcedir=$(DIR2) lib
ifneq ($(filter arm64 armel armhf mipsel mips64el mipsr6 mipsr6el mips64r6 mips64r6el riscv64,$(ARCH)),)
	dh_install --sourcedir=$(DIR2) usr
endif
	$(cleanup_config) $(DIR)/.config > $(DESTDIR)/boot/config-$(REAL_VERSION)
	xz -9k < $(DIR)/System.map > $(DESTDIR)/$(SYSTEM_MAP_PATH)
	echo "ffffffffffffffff B The real System.map is compressed into /$(SYSTEM_MAP_PATH)" > $(DESTDIR)/boot/System.map-$(REAL_VERSION)
	rm -rf $(DESTDIR)/lib/firmware
	$(dh_binary_post)

build_source:

binary_source: BUILDDEB_ARGS = -Zxz -z1
binary_source: $(BUILD_DIR)/$(SOURCE_BASENAME)-source-$(UPSTREAMVERSION).tar.xz $(foreach FEATURESET,$(filter-out none,$(ALL_FEATURESETS)),$(BUILD_DIR)/linux-patch-$(UPSTREAMVERSION)-$(FEATURESET).patch.xz)
	$(dh_binary_pre)
	dh_install $^ /usr/src
	$(dh_binary_post)

build_config:

binary_config: TRIPLETS = $(subst $(BUILD_DIR)/build_,,$(wildcard $(BUILD_DIR)/build_$(ARCH)_*_*))
binary_config: CONFDIR = usr/src/krd-linux-config-$(UPSTREAMVERSION)
binary_config:
	$(dh_binary_pre)
	dh_installdirs /$(CONFDIR)
# Fix the module signing configuration to work for custom kernels.  Also delete
# CONFIG_BUILD_SALT which makes no sense for custom kernels.
	for i in $(TRIPLETS) ; do \
	    $(cleanup_config) $(BUILD_DIR)/build_$$i/.config \
	    | xz -c > debian/$(PACKAGE_NAME)/$(CONFDIR)/config.$$i.xz ; \
	done
	$(dh_binary_post)

define make-tools
+mkdir -p $(BUILD_DIR)/build-tools/$(1) \
&& $(MAKE_CLEAN) \
     -C $(BUILD_DIR)/build-tools/$(1) \
     -f $(CURDIR)/debian/rules.d/$(1)/Makefile \
     top_srcdir=$(CURDIR) \
     top_rulesdir=$(CURDIR)/debian/rules.d \
     OUTDIR=$(1) \
     VERSION=$(VERSION) \
     KERNEL_ARCH=$(KERNEL_ARCH)
endef

$(STAMPS_DIR)/build-tools-headers:
	mkdir -p $(BUILD_DIR)/build-tools/headers-tools
	$(MAKE) \
	  ARCH=$(KERNEL_ARCH) \
	  O=$(BUILD_DIR)/build-tools/headers-tools \
	  INSTALL_HDR_PATH=$(CURDIR)/$(BUILD_DIR)/build-tools \
	  headers_install
	@$(stamp)

build_bpftool: $(STAMPS_DIR)/build-tools-headers
	$(call make-tools,tools/bpf/bpftool)

binary_bpftool: BPFTOOL_VERSION_MAJOR = $(shell sed -ne 's,^#define LIBBPF_MAJOR_VERSION \(.*\)$$,\1,p' tools/lib/bpf/libbpf_version.h)
binary_bpftool: BPFTOOL_VERSION_MINOR = $(shell sed -ne 's,^#define LIBBPF_MINOR_VERSION \(.*\)$$,\1,p' tools/lib/bpf/libbpf_version.h)
binary_bpftool: BPFTOOL_VERSION_PATCH = $(shell sed -ne 's,^#define BPFTOOL_PATCH_VERSION \(.*\)$$,\1,p' tools/bpf/bpftool/main.c)
binary_bpftool: BPFTOOL_VERSION = $(shell expr $(BPFTOOL_VERSION_MAJOR) + 6).$(BPFTOOL_VERSION_MINOR).$(BPFTOOL_VERSION_PATCH)
binary_bpftool: GENCONTROL_ARGS = -v$(BPFTOOL_VERSION)+$(DEB_VERSION)
binary_bpftool: build_bpftool
	$(dh_binary_pre)
	$(call make-tools,tools/bpf/bpftool) install
	$(dh_binary_post)

build_kbuild: $(STAMPS_DIR)/build-tools-headers
	$(call make-tools,certs)
	$(call make-tools,scripts)
	$(call make-tools,tools/objtool)

binary_kbuild: PREFIX_DIR = /usr/lib/$(PACKAGE_NAME)
binary_kbuild: build_kbuild
	$(dh_binary_pre)
	$(call make-tools,certs) install prefix=$(PREFIX_DIR)
	$(call make-tools,scripts) install prefix=$(PREFIX_DIR)
	$(call make-tools,tools/objtool) install prefix=$(PREFIX_DIR)
	dh_link $(PREFIX_DIR) /usr/src/$(PACKAGE_NAME)
	$(dh_binary_post)

build_cpupower: $(STAMPS_DIR)/build-tools-headers
	$(call make-tools,tools/power/cpupower)
ifneq ($(filter i386 amd64 x32,$(DEB_HOST_ARCH)),)
	$(call make-tools,tools/power/x86)
endif

binary_cpupower: DIR = $(CURDIR)/debian/cpupower-tmp
binary_cpupower: DH_INSTALL_ARGS = --sourcedir=$(DIR)
binary_cpupower: build_cpupower
	$(dh_binary_pre)
	$(call make-tools,tools/power/cpupower) install DESTDIR=$(DIR)
ifneq ($(filter i386 amd64 x32,$(DEB_HOST_ARCH)),)
	$(call make-tools,tools/power/x86) install DESTDIR=$(DIR)
	echo >> debian/linux-cpupower.substvars 'cpupower:Arch-Description='\
'The turbostat command reports topology, frequency, idle power-state$${Newline}'\
'statistics, temperature and power consumption information as provided$${Newline}'\
'by the CPU.$${Newline}'\
'$${Newline}'\
'The x86_energy_perf_policy command sets a general policy on some Intel$${Newline}'\
'CPU models for the relative importance of performance versus energy$${Newline}'\
'savings.$${Newline}'\
'$${Newline}'\
'The intel-speed-select command enumerates and controls Intel SST features.$${Newline}'\
'It can change the power and performance profile of the system in a $${Newline}'\
'variety of diverse workload requirements.'
endif
	$(dh_binary_post)

binary_perf build_perf: export _PYTHON_SYSCONFIGDATA_NAME = _sysconfigdata__$(DEB_HOST_MULTIARCH)

build_perf: $(STAMPS_DIR)/build-tools-headers
	$(call make-tools,tools/perf)

binary_perf: DH_SHLIBDEPS_ARGS = -Xperf-read-vdso
binary_perf: build_perf
	$(dh_binary_pre)
	$(call make-tools,tools/perf) install
	: # do not ship python2 script
	rm -f $(DIR)/usr/lib/perf-core/scripts/python/call-graph-from-sql.py
	dh_perl /usr/lib/perf-core/scripts/perl/Perf-Trace-Util/lib/
	dh_python3 /usr/lib/perf-core/scripts/python/Perf-Trace-Util/lib/
	$(dh_binary_post)

build_usbip: $(STAMPS_DIR)/build-tools-headers
	$(call make-tools,tools/usb/usbip)

binary_usbip: DIR = $(CURDIR)/debian/usbip-tmp
binary_usbip: DH_INSTALL_ARGS = --sourcedir=$(DIR)
binary_usbip: USBIP_VERSION = $(shell sed -Ene 's/^AC_INIT\(\[\S+\],\s*\[(\S+)\].*\)$$/\1/p' tools/usb/usbip/configure.ac)
binary_usbip: GENCONTROL_ARGS = -v$(USBIP_VERSION)+$(DEB_VERSION)
binary_usbip: build_usbip
	$(dh_binary_pre)
	$(call make-tools,tools/usb/usbip) install DESTDIR=$(DIR)
	$(dh_binary_post)

build_hyperv-daemons: $(STAMPS_DIR)/build-tools-headers
	$(call make-tools,tools/hv)

binary_hyperv-daemons: build_hyperv-daemons
	$(dh_binary_pre)
	$(call make-tools,tools/hv) install
	for i in kvp vss ; do \
	    dh_installsystemd --name hv-$$i-daemon --no-enable --no-start \
	      || break ; \
	    dh_installinit --name hv-$$i-daemon \
	      || break ; \
	done
	$(dh_binary_post)

build_rtla: $(STAMPS_DIR)/build-tools-headers
	$(call make-tools,tools/tracing/rtla)

binary_rtla: build_rtla
	$(dh_binary_pre)
	$(call make-tools,tools/tracing/rtla) install
	$(dh_binary_post)

build_sdsi: $(STAMPS_DIR)/build-tools-headers
	$(call make-tools,tools/arch/x86/intel_sdsi)

binary_sdsi: build_sdsi
	$(dh_binary_pre)
	$(call make-tools,tools/arch/x86/intel_sdsi) install
	$(dh_binary_post)

setup_%:
	@:

.PHONY: binary_% build_% setup_% binary-% build-% install-% setup-% source

# vim: filetype=make