xref: /linux-6.15/scripts/Makefile.package (revision 2a291fc3)
1# SPDX-License-Identifier: GPL-2.0-only
2# Makefile for the different targets used to generate full packages of a kernel
3
4include $(srctree)/scripts/Kbuild.include
5include $(srctree)/scripts/Makefile.lib
6
7KERNELPATH := kernel-$(subst -,_,$(KERNELRELEASE))
8# Include only those top-level files that are needed by make, plus the GPL copy
9TAR_CONTENT := Documentation LICENSES arch block certs crypto drivers fs \
10               include init io_uring ipc kernel lib mm net rust \
11               samples scripts security sound tools usr virt \
12               .config Makefile \
13               Kbuild Kconfig COPYING $(wildcard localversion*)
14MKSPEC     := $(srctree)/scripts/package/mkspec
15
16quiet_cmd_src_tar = TAR     $(2).tar.gz
17      cmd_src_tar = \
18if test "$(objtree)" != "$(srctree)"; then \
19	echo >&2; \
20	echo >&2 "  ERROR:"; \
21	echo >&2 "  Building source tarball is not possible outside the"; \
22	echo >&2 "  kernel source tree. Don't set KBUILD_OUTPUT"; \
23	echo >&2; \
24	false; \
25fi ; \
26tar -I $(KGZIP) -c $(RCS_TAR_IGNORE) -f $(2).tar.gz \
27	--transform 's:^:$(2)/:S' $(TAR_CONTENT) $(3)
28
29# Git
30# ---------------------------------------------------------------------------
31
32filechk_HEAD = git -C $(srctree) rev-parse --verify HEAD 2>/dev/null
33
34.tmp_HEAD: check-git FORCE
35	$(call filechk,HEAD)
36
37PHONY += check-git
38check-git:
39	@if ! $(srctree)/scripts/check-git; then \
40		echo >&2 "error: creating source package requires git repository"; \
41		false; \
42	fi
43
44git-config-tar.gz   = -c tar.tar.gz.command="$(KGZIP)"
45git-config-tar.bz2  = -c tar.tar.bz2.command="$(KBZIP2)"
46git-config-tar.lzma = -c tar.tar.lzma.command="$(LZMA)"
47git-config-tar.xz   = -c tar.tar.xz.command="$(XZ)"
48git-config-tar.zst  = -c tar.tar.zst.command="$(ZSTD)"
49
50quiet_cmd_archive = ARCHIVE $@
51      cmd_archive = git -C $(srctree) $(git-config-tar$(suffix $@)) archive \
52                    --output=$$(realpath $@) $(archive-args)
53
54suffix-gzip  := .gz
55suffix-bzip2 := .bz2
56suffix-lzma  := .lzma
57suffix-xz    := .xz
58
59# Linux source tarball
60# ---------------------------------------------------------------------------
61
62linux-tarballs := $(addprefix linux, .tar.gz .tar.bz2 .tar.lzma .tar.xz)
63
64targets += $(linux-tarballs)
65$(linux-tarballs): archive-args = --prefix=linux/ $$(cat $<)
66$(linux-tarballs): .tmp_HEAD FORCE
67	$(call if_changed,archive)
68
69# rpm-pkg
70# ---------------------------------------------------------------------------
71PHONY += rpm-pkg
72rpm-pkg: srpm = $(shell rpmspec --srpm --query --queryformat='%{name}-%{VERSION}-%{RELEASE}.src.rpm' kernel.spec)
73rpm-pkg: srcrpm-pkg
74	+rpmbuild $(RPMOPTS) --target $(UTS_MACHINE)-linux -rb $(srpm) \
75	--define='_smp_mflags %{nil}' --define='make $(MAKE)'
76
77# srcrpm-pkg
78# ---------------------------------------------------------------------------
79PHONY += srcrpm-pkg
80srcrpm-pkg: linux.tar.gz
81	$(CONFIG_SHELL) $(MKSPEC) >$(objtree)/kernel.spec
82	+rpmbuild $(RPMOPTS) --target $(UTS_MACHINE)-linux -bs kernel.spec \
83	--define='_smp_mflags %{nil}' --define='_sourcedir rpmbuild/SOURCES' --define='_srcrpmdir .'
84
85# binrpm-pkg
86# ---------------------------------------------------------------------------
87PHONY += binrpm-pkg
88binrpm-pkg:
89	$(CONFIG_SHELL) $(MKSPEC) prebuilt > $(objtree)/binkernel.spec
90	+rpmbuild $(RPMOPTS) --define "_builddir $(objtree)" --target \
91		$(UTS_MACHINE)-linux -bb $(objtree)/binkernel.spec \
92		--build-in-place --noprep --define='_smp_mflags %{nil}' --without devel \
93		--define='make $(MAKE)'
94
95# deb-pkg srcdeb-pkg bindeb-pkg
96# ---------------------------------------------------------------------------
97
98KDEB_SOURCE_COMPRESS ?= gzip
99
100supported-deb-source-compress := gzip bzip2 lzma xz
101
102PHONY += linux.tar.unsupported-deb-src-compress
103linux.tar.unsupported-deb-src-compress:
104	@echo "error: KDEB_SOURCE_COMPRESS=$(KDEB_SOURCE_COMPRESS) is not supported. The supported values are: $(supported-deb-source-compress)" >&2
105	@false
106
107debian-orig-suffix := \
108    $(strip $(if $(filter $(supported-deb-source-compress), $(KDEB_SOURCE_COMPRESS)), \
109    $(suffix-$(KDEB_SOURCE_COMPRESS)),.unsupported-deb-src-compress))
110
111quiet_cmd_debianize = GEN     $@
112      cmd_debianize = $(srctree)/scripts/package/mkdebian $(mkdebian-opts)
113
114debian: FORCE
115	$(call cmd,debianize)
116
117PHONY += debian-orig
118debian-orig: private source = $(shell dpkg-parsechangelog -S Source)
119debian-orig: private version = $(shell dpkg-parsechangelog -S Version | sed 's/-[^-]*$$//')
120debian-orig: private orig-name = $(source)_$(version).orig.tar$(debian-orig-suffix)
121debian-orig: mkdebian-opts = --need-source
122debian-orig: linux.tar$(debian-orig-suffix) debian
123	$(Q)if [ "$(df  --output=target .. 2>/dev/null)" = "$(df --output=target $< 2>/dev/null)" ]; then \
124		ln -f $< ../$(orig-name); \
125	else \
126		cp $< ../$(orig-name); \
127	fi
128
129KBUILD_PKG_ROOTCMD ?= 'fakeroot -u'
130
131PHONY += deb-pkg srcdeb-pkg bindeb-pkg
132
133deb-pkg:    private build-type := source,binary
134srcdeb-pkg: private build-type := source
135bindeb-pkg: private build-type := binary
136
137deb-pkg srcdeb-pkg: debian-orig
138bindeb-pkg: debian
139deb-pkg srcdeb-pkg bindeb-pkg:
140	+$(strip dpkg-buildpackage \
141	--build=$(build-type) --no-pre-clean --unsigned-changes \
142	$(if $(findstring source, $(build-type)), \
143		--unsigned-source --compression=$(KDEB_SOURCE_COMPRESS)) \
144	$(if $(findstring binary, $(build-type)), \
145		-r$(KBUILD_PKG_ROOTCMD) -a$$(cat debian/arch), \
146		--no-check-builddeps) \
147	$(DPKG_FLAGS))
148
149# snap-pkg
150# ---------------------------------------------------------------------------
151PHONY += snap-pkg
152snap-pkg:
153	rm -rf $(objtree)/snap
154	mkdir $(objtree)/snap
155	$(MAKE) clean
156	$(call cmd,src_tar,$(KERNELPATH))
157	sed "s@KERNELRELEASE@$(KERNELRELEASE)@; \
158		s@SRCTREE@$(shell realpath $(KERNELPATH).tar.gz)@" \
159		$(srctree)/scripts/package/snapcraft.template > \
160		$(objtree)/snap/snapcraft.yaml
161	cd $(objtree)/snap && \
162	snapcraft --target-arch=$(UTS_MACHINE)
163
164# dir-pkg tar*-pkg - tarball targets
165# ---------------------------------------------------------------------------
166
167tar-install: FORCE
168	$(Q)$(MAKE) -f $(srctree)/Makefile
169	+$(Q)$(srctree)/scripts/package/buildtar $@
170
171compress-tar.gz  = -I "$(KGZIP)"
172compress-tar.bz2 = -I "$(KBZIP2)"
173compress-tar.xz  = -I "$(XZ)"
174compress-tar.zst = -I "$(ZSTD)"
175
176quiet_cmd_tar = TAR     $@
177      cmd_tar = cd $<; tar cf ../$@ $(compress-tar$(suffix $@)) --owner=root --group=root --sort=name *
178
179dir-tarballs := $(addprefix linux-$(KERNELRELEASE)-$(ARCH), .tar .tar.gz .tar.bz2 .tar.xz .tar.zst)
180
181$(dir-tarballs): tar-install
182	$(call cmd,tar)
183
184PHONY += dir-pkg
185dir-pkg: tar-install
186	@echo "Kernel tree successfully created in $<"
187
188PHONY += tar-pkg
189tar-pkg: linux-$(KERNELRELEASE)-$(ARCH).tar
190	@:
191
192tar%-pkg: linux-$(KERNELRELEASE)-$(ARCH).tar.% FORCE
193	@:
194
195# perf-tar*-src-pkg - generate a source tarball with perf source
196# ---------------------------------------------------------------------------
197
198.tmp_perf:
199	$(Q)mkdir .tmp_perf
200
201.tmp_perf/HEAD: .tmp_HEAD | .tmp_perf
202	$(call cmd,copy)
203
204quiet_cmd_perf_version_file = GEN     $@
205      cmd_perf_version_file = cd $(srctree)/tools/perf; util/PERF-VERSION-GEN $(dir $(abspath $@))
206
207# PERF-VERSION-FILE and .tmp_HEAD are independent, but this avoids updating the
208# timestamp of PERF-VERSION-FILE.
209# The best is to fix tools/perf/util/PERF-VERSION-GEN.
210.tmp_perf/PERF-VERSION-FILE: .tmp_HEAD $(srctree)/tools/perf/util/PERF-VERSION-GEN | .tmp_perf
211	$(call cmd,perf_version_file)
212
213perf-archive-args = --add-file=$$(realpath $(word 2, $^)) \
214	--add-file=$$(realpath $(word 3, $^)) \
215	$$(cat $(word 2, $^))^{tree} $$(cat $<)
216
217
218perf-tarballs := $(addprefix perf-$(KERNELVERSION), .tar .tar.gz .tar.bz2 .tar.xz .tar.zst)
219
220targets += $(perf-tarballs)
221$(perf-tarballs): archive-args = --prefix=perf-$(KERNELVERSION)/ $(perf-archive-args)
222$(perf-tarballs): tools/perf/MANIFEST .tmp_perf/HEAD .tmp_perf/PERF-VERSION-FILE FORCE
223	$(call if_changed,archive)
224
225PHONY += perf-tar-src-pkg
226perf-tar-src-pkg: perf-$(KERNELVERSION).tar
227	@:
228
229perf-tar%-src-pkg: perf-$(KERNELVERSION).tar.% FORCE
230	@:
231
232# Help text displayed when executing 'make help'
233# ---------------------------------------------------------------------------
234PHONY += help
235help:
236	@echo '  rpm-pkg             - Build both source and binary RPM kernel packages'
237	@echo '  srcrpm-pkg          - Build only the source kernel RPM package'
238	@echo '  binrpm-pkg          - Build only the binary kernel RPM package'
239	@echo '  deb-pkg             - Build both source and binary deb kernel packages'
240	@echo '  srcdeb-pkg          - Build only the source kernel deb package'
241	@echo '  bindeb-pkg          - Build only the binary kernel deb package'
242	@echo '  snap-pkg            - Build only the binary kernel snap package'
243	@echo '                        (will connect to external hosts)'
244	@echo '  dir-pkg             - Build the kernel as a plain directory structure'
245	@echo '  tar-pkg             - Build the kernel as an uncompressed tarball'
246	@echo '  targz-pkg           - Build the kernel as a gzip compressed tarball'
247	@echo '  tarbz2-pkg          - Build the kernel as a bzip2 compressed tarball'
248	@echo '  tarxz-pkg           - Build the kernel as a xz compressed tarball'
249	@echo '  tarzst-pkg          - Build the kernel as a zstd compressed tarball'
250	@echo '  perf-tar-src-pkg    - Build the perf source tarball with no compression'
251	@echo '  perf-targz-src-pkg  - Build the perf source tarball with gzip compression'
252	@echo '  perf-tarbz2-src-pkg - Build the perf source tarball with bz2 compression'
253	@echo '  perf-tarxz-src-pkg  - Build the perf source tarball with xz compression'
254	@echo '  perf-tarzst-src-pkg - Build the perf source tarball with zst compression'
255
256PHONY += FORCE
257FORCE:
258
259# Read all saved command lines and dependencies for the $(targets) we
260# may be building above, using $(if_changed{,_dep}). As an
261# optimization, we don't need to read them if the target does not
262# exist, we will rebuild anyway in that case.
263
264existing-targets := $(wildcard $(sort $(targets)))
265
266-include $(foreach f,$(existing-targets),$(dir $(f)).$(notdir $(f)).cmd)
267
268.PHONY: $(PHONY)
269