1#!/usr/bin/make -f 2# SPDX-License-Identifier: GPL-2.0-only 3 4# in case debian/rules is executed directly 5export DEB_RULES_REQUIRES_ROOT := no 6 7include debian/rules.vars 8 9ifneq (,$(filter-out parallel=1,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))) 10 NUMJOBS = $(patsubst parallel=%,%,$(filter parallel=%,$(DEB_BUILD_OPTIONS))) 11 MAKEFLAGS += -j$(NUMJOBS) 12endif 13 14# When KBUILD_VERBOSE is undefined (presumably you are directly working with 15# the debianized tree), show verbose logs unless DEB_BUILD_OPTION=terse is set. 16ifeq ($(origin KBUILD_VERBOSE),undefined) 17 ifeq (,$(filter terse,$(DEB_BUILD_OPTIONS))) 18 export KBUILD_VERBOSE := 1 19 else 20 Q := @ 21 endif 22endif 23 24revision = $(shell dpkg-parsechangelog -S Version | sed -n 's/.*-//p') 25CROSS_COMPILE ?= $(filter-out $(DEB_BUILD_GNU_TYPE)-, $(DEB_HOST_GNU_TYPE)-) 26make-opts = ARCH=$(ARCH) KERNELRELEASE=$(KERNELRELEASE) \ 27 $(addprefix KBUILD_BUILD_VERSION=,$(revision)) \ 28 $(addprefix CROSS_COMPILE=,$(CROSS_COMPILE)) 29 30binary-targets := $(addprefix binary-, image image-dbg headers libc-dev) 31 32all-packages = $(shell dh_listpackages) 33image-package = $(filter linux-image-% user-%, $(filter-out %-dbg, $(all-packages))) 34image-dbg-package = $(filter %-dbg, $(all-packages)) 35libc-dev-package = $(filter linux-libc-dev, $(all-packages)) 36headers-package = $(filter linux-headers-%, $(all-packages)) 37 38mk-files = $(patsubst binary-%,debian/%.files,$1) 39package = $($(@:binary-%=%-package)) 40 41# DH_OPTION is an environment variable common for all debhelper commands. 42# We could 'export' it, but here it is passed from the command line to clarify 43# which package is being processed in the build log. 44DH_OPTIONS = -p$(package) 45 46# Note: future removal of KDEB_COMPRESS 47# dpkg-deb >= 1.21.10 supports the DPKG_DEB_COMPRESSOR_TYPE environment 48# variable, which provides the same functionality as KDEB_COMPRESS. The 49# KDEB_COMPRESS variable will be removed in the future. 50define binary 51 $(Q)dh_testdir $(DH_OPTIONS) 52 $(Q)dh_testroot $(DH_OPTIONS) 53 $(Q)dh_prep $(DH_OPTIONS) 54 $(Q)+$(MAKE) $(make-opts) run-command KBUILD_RUN_COMMAND='+$$(srctree)/scripts/package/builddeb $(package)' 55 $(Q)dh_installdocs $(DH_OPTIONS) 56 $(Q)dh_installchangelogs $(DH_OPTIONS) 57 $(Q)dh_compress $(DH_OPTIONS) 58 $(Q)dh_fixperms $(DH_OPTIONS) 59 $(Q)dh_gencontrol $(DH_OPTIONS) -- -f$(call mk-files,$@) 60 $(Q)dh_md5sums $(DH_OPTIONS) 61 $(Q)dh_builddeb $(DH_OPTIONS) -- $(addprefix -Z,$(KDEB_COMPRESS)) 62endef 63 64.PHONY: $(binary-targets) 65$(binary-targets): build-arch 66 $(Q)truncate -s0 $(call mk-files,$@) 67 $(if $(package),$(binary)) 68 69.PHONY: binary binary-indep binary-arch 70binary: binary-arch binary-indep 71binary-indep: build-indep 72binary-arch: $(binary-targets) 73 $(Q)cat $(call mk-files,$^) > debian/files 74 75.PHONY: build build-indep build-arch 76build: build-arch build-indep 77build-indep: 78build-arch: 79 $(Q)$(MAKE) $(make-opts) olddefconfig 80 $(Q)$(MAKE) $(make-opts) $(if $(filter um,$(ARCH)),,headers) all 81 82.PHONY: clean 83clean: 84 $(Q)dh_clean 85 $(Q)rm -rf debian/deb-env.vars* debian/*.files 86 $(Q)$(MAKE) ARCH=$(ARCH) clean 87 88# If DEB_HOST_ARCH is empty, it is likely that debian/rules was executed 89# directly. Run 'dpkg-architecture --print-set --print-format=make' to 90# generate a makefile construct that exports all DEB_* variables. 91ifndef DEB_HOST_ARCH 92include debian/deb-env.vars 93 94debian/deb-env.vars: 95 $(Q)dpkg-architecture -a$$(cat debian/arch) --print-set --print-format=make > $@.tmp 96 $(Q)mv $@.tmp $@ 97endif 98