# Makefile for the different targets used to generate full packages of a kernel# It uses the generic clean infrastructure of kbuild # RPM target# ---------------------------------------------------------------------------# The rpm target generates two rpm files:# /usr/src/packages/SRPMS/kernel-2.6.7rc2-1.src.rpm# /usr/src/packages/RPMS/i386/kernel-2.6.7rc2-1.<arch>.rpm# The src.rpm files includes all source for the kernel being built# The <arch>.rpm includes kernel configuration, modules etc.## Process to create the rpm files# a) clean the kernel# b) Generate .spec file# c) Build a tar ball, using symlink to make kernel version#    first entry in the path# d) and pack the result to a tar.gz file# e) generate the rpm files, based on kernel.spec# - Use /. to avoid tar packing just the symlink # Note that the rpm-pkg target cannot be used with KBUILD_OUTPUT,# but the binrpm-pkg target can; for some reason O= gets ignored. # Do we have rpmbuild, otherwise fall back to the older rpmRPM := $(shell if [ -x "/usr/bin/rpmbuild" ]; then echo rpmbuild; \	           else echo rpm; fi) # Remove hyphens since they have special meaning in RPM filenamesKERNELPATH := kernel-$(subst -,_,$(KERNELRELEASE))MKSPEC     := $(srctree)/scripts/package/mkspecPREV       := set -e; cd -P ..; # rpm-pkg# ---------------------------------------------------------------------------$(objtree)/kernel.spec: $(MKSPEC) $(srctree)/Makefile	$(CONFIG_SHELL) $(MKSPEC) > $@ rpm-pkg rpm: $(objtree)/kernel.spec FORCE	@if test -n "$(KBUILD_OUTPUT)"; then \		echo "Building source + binary RPM is not possible outside the"; \		echo "kernel source tree. Don't set KBUILD_OUTPUT, or use the"; \		echo "binrpm-pkg target instead."; \		false; \	fi	$(MAKE) clean	$(PREV) ln -sf $(srctree) $(KERNELPATH)	$(CONFIG_SHELL) $(srctree)/scripts/setlocalversion --save-scmversion	$(PREV) tar -cz $(RCS_TAR_IGNORE) -f $(KERNELPATH).tar.gz $(KERNELPATH)/.	$(PREV) rm $(KERNELPATH)	rm -f $(objtree)/.scmversion	set -e; \	$(CONFIG_SHELL) $(srctree)/scripts/mkversion > $(objtree)/.tmp_version	set -e; \	mv -f $(objtree)/.tmp_version $(objtree)/.version 	$(RPM) $(RPMOPTS) --target $(UTS_MACHINE) -ta ../$(KERNELPATH).tar.gz	rm ../$(KERNELPATH).tar.gz clean-files := $(objtree)/kernel.spec # binrpm-pkg# ---------------------------------------------------------------------------$(objtree)/binkernel.spec: $(MKSPEC) $(srctree)/Makefile	$(CONFIG_SHELL) $(MKSPEC) prebuilt > $@ binrpm-pkg: $(objtree)/binkernel.spec FORCE	$(MAKE) KBUILD_SRC=	set -e; \	$(CONFIG_SHELL) $(srctree)/scripts/mkversion > $(objtree)/.tmp_version	set -e; \	mv -f $(objtree)/.tmp_version $(objtree)/.version 	$(RPM) $(RPMOPTS) --define "_builddir $(objtree)" --target \		$(UTS_MACHINE) -bb $< clean-files += $(objtree)/binkernel.spec # Deb target# ---------------------------------------------------------------------------quiet_cmd_builddeb = BUILDDEB      cmd_builddeb = set -e; \	test `id -u` = 0 || \	test -n "$(KBUILD_PKG_ROOTCMD)" || { \		which fakeroot >/dev/null 2>&1 && \		KBUILD_PKG_ROOTCMD="fakeroot -u"; \	} || { \		echo; \		echo "builddeb must be run as root (or using fakeroot)."; \		echo "KBUILD_PKG_ROOTCMD is unset and fakeroot not found."; \		echo "Try setting KBUILD_PKG_ROOTCMD to a command to acquire"; \		echo "root privileges (e.g., 'fakeroot -u' or 'sudo')."; \		false; \	} && \	\	$$KBUILD_PKG_ROOTCMD $(CONFIG_SHELL) \		$(srctree)/scripts/package/builddeb deb-pkg: FORCE	$(MAKE) KBUILD_SRC=	$(call cmd,builddeb) clean-dirs += $(objtree)/debian/  # tarball targets# ---------------------------------------------------------------------------tar%pkg: FORCE	$(MAKE) KBUILD_SRC=	$(CONFIG_SHELL) $(srctree)/scripts/package/buildtar $@ clean-dirs += $(objtree)/tar-install/  # perf-pkg - generate a source tarball with perf source# --------------------------------------------------------------------------- perf-tar=perf-$(KERNELVERSION) quiet_cmd_perf_tar = TAR      cmd_perf_tar = \git --git-dir=$(srctree)/.git archive --prefix=$(perf-tar)/         \	HEAD^{tree} $$(cd $(srctree);                               \		       echo $$(cat $(srctree)/tools/perf/MANIFEST)) \	-o $(perf-tar).tar;                                         \mkdir -p $(perf-tar);                                               \git --git-dir=$(srctree)/.git rev-parse HEAD > $(perf-tar)/HEAD;    \tar rf $(perf-tar).tar $(perf-tar)/HEAD;                            \rm -r $(perf-tar);                                                  \$(if $(findstring tar-src,$@),,                                     \$(if $(findstring bz2,$@),bzip2,                                    \$(if $(findstring gz,$@),gzip,                                      \$(if $(findstring xz,$@),xz,                                        \$(error unknown target $@))))                                       \	-f -9 $(perf-tar).tar) perf-%pkg: FORCE	$(call cmd,perf_tar) # Help text displayed when executing 'make help'# ---------------------------------------------------------------------------help: FORCE	@echo '  rpm-pkg             - Build both source and binary RPM kernel packages'	@echo '  binrpm-pkg          - Build only the binary kernel package'	@echo '  deb-pkg             - Build the kernel as an deb package'	@echo '  tar-pkg             - Build the kernel as an uncompressed tarball'	@echo '  targz-pkg           - Build the kernel as a gzip compressed tarball'	@echo '  tarbz2-pkg          - Build the kernel as a bzip2 compressed tarball'	@echo '  tarxz-pkg           - Build the kernel as a xz compressed tarball'	@echo '  perf-tar-src-pkg    - Build $(perf-tar).tar source tarball'	@echo '  perf-targz-src-pkg  - Build $(perf-tar).tar.gz source tarball'	@echo '  perf-tarbz2-src-pkg - Build $(perf-tar).tar.bz2 source tarball'	@echo '  perf-tarxz-src-pkg  - Build $(perf-tar).tar.xz source tarball'