sys-fs/udev/udev-219.ebuild - platform/external/gentoo/overlays/gentoo - Git at Google

 # Copyright 1999-2015 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 # $Id$

 EAPI=5

 inherit autotools bash-completion-r1 eutils linux-info multilib multilib-minimal toolchain-funcs udev user versionator

 if [[ ${PV} = 9999* ]]; then
 	EGIT_REPO_URI="git://anongit.freedesktop.org/systemd/systemd"
 	inherit git-2
 	patchset=
 else
 	patchset=
 	SRC_URI="http://www.freedesktop.org/software/systemd/systemd-${PV}.tar.xz"
 	if [[ -n "${patchset}" ]]; then
 		SRC_URI+="
 			https://dev.gentoo.org/~ssuominen/${P}-patches-${patchset}.tar.xz
 			https://dev.gentoo.org/~williamh/dist/${P}-patches-${patchset}.tar.xz"
 	fi
 	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86"
 fi

 DESCRIPTION="Linux dynamic and persistent device naming support (aka userspace devfs)"
 HOMEPAGE="http://www.freedesktop.org/wiki/Software/systemd"

 LICENSE="LGPL-2.1 MIT GPL-2"
 SLOT="0"
 IUSE="acl doc gudev introspection +kmod selinux static-libs"

 RESTRICT="test"

 COMMON_DEPEND=">=sys-apps/util-linux-2.20
 	acl? ( sys-apps/acl )
 	gudev? ( >=dev-libs/glib-2.34.3[${MULTILIB_USEDEP}] )
 	introspection? ( >=dev-libs/gobject-introspection-1.38 )
 	kmod? ( >=sys-apps/kmod-16 )
 	selinux? ( >=sys-libs/libselinux-2.1.9 )
 	!<sys-libs/glibc-2.11
 	!sys-apps/gentoo-systemd-integration
 	!sys-apps/systemd
 	abi_x86_32? (
 		!<=app-emulation/emul-linux-x86-baselibs-20130224-r7
 		!app-emulation/emul-linux-x86-baselibs[-abi_x86_32(-)]
 	)"
 # Force new make >= -r4 to skip some parallel build issues
 DEPEND="${COMMON_DEPEND}
 	dev-util/gperf
 	>=sys-apps/coreutils-8.16
 	sys-libs/libcap
 	virtual/os-headers
 	virtual/pkgconfig
 	>=sys-devel/make-3.82-r4
 	>=sys-kernel/linux-headers-3.9
 	doc? ( >=dev-util/gtk-doc-1.18 )"
 # Try with `emerge -C docbook-xml-dtd` to see the build failure without DTDs
 if [[ ${PV} = 9999* ]]; then
 	DEPEND="${DEPEND}
 		app-text/docbook-xml-dtd:4.2
 		app-text/docbook-xml-dtd:4.5
 		app-text/docbook-xsl-stylesheets
 		dev-libs/libxslt"
 fi
 RDEPEND="${COMMON_DEPEND}
 	!<sys-fs/lvm2-2.02.103
 	!<sec-policy/selinux-base-2.20120725-r10
 	gudev? ( !dev-libs/libgudev )"
 PDEPEND=">=sys-apps/hwids-20140304[udev]
 	>=sys-fs/udev-init-scripts-26"

 S=${WORKDIR}/systemd-${PV}

 # The multilib-build.eclass doesn't handle situation where the installed headers
 # are different in ABIs. In this case, we install libgudev headers in native
 # ABI but not for non-native ABI.
 multilib_check_headers() { :; }

 check_default_rules() {
 	# Make sure there are no sudden changes to upstream rules file
 	# (more for my own needs than anything else ...)
 	local udev_rules_md5=c18b74c4f8bf4a397ee667ee419f3a8e
 	MD5=$(md5sum < "${S}"/rules/50-udev-default.rules)
 	MD5=${MD5/  -/}
 	if [[ ${MD5} != ${udev_rules_md5} ]]; then
 		eerror "50-udev-default.rules has been updated, please validate!"
 		eerror "md5sum: ${MD5}"
 		die "50-udev-default.rules has been updated, please validate!"
 	fi
 }

 pkg_setup() {
 	if [[ ${MERGE_TYPE} != buildonly ]]; then
 		CONFIG_CHECK="~BLK_DEV_BSG ~DEVTMPFS ~!IDE ~INOTIFY_USER ~!SYSFS_DEPRECATED ~!SYSFS_DEPRECATED_V2 ~SIGNALFD ~EPOLL ~FHANDLE ~NET ~!FW_LOADER_USER_HELPER"
 		linux-info_pkg_setup

 		# CONFIG_FHANDLE was introduced by 2.6.39
 		local MINKV=2.6.39

 		if kernel_is -lt ${MINKV//./ }; then
 			eerror "Your running kernel is too old to run this version of ${P}"
 			eerror "You need to upgrade kernel at least to ${MINKV}"
 		fi

 		if kernel_is -lt 3 7; then
 			ewarn "Your running kernel is too old to have firmware loader and"
 			ewarn "this version of ${P} doesn't have userspace firmware loader"
 			ewarn "If you need firmware support, you need to upgrade kernel at least to 3.7"
 		fi
 	fi
 }

 src_prepare() {
 	if ! [[ ${PV} = 9999* ]]; then
 		# secure_getenv() disable for non-glibc systems wrt bug #443030
 		if ! [[ $(grep -r secure_getenv * | wc -l) -eq 27 ]]; then
 			eerror "The line count for secure_getenv() failed, see bug #443030"
 			die
 		fi
 	fi

 	# backport some patches
 	if [[ -n "${patchset}" ]]; then
 		EPATCH_SUFFIX=patch EPATCH_FORCE=yes epatch
 	fi

 	cat <<-EOF > "${T}"/40-gentoo.rules
 	# Gentoo specific floppy and usb groups
 	SUBSYSTEM=="block", KERNEL=="fd[0-9]", GROUP="floppy"
 	SUBSYSTEM=="usb", ENV{DEVTYPE}=="usb_device", GROUP="usb"
 	EOF

 	# change rules back to group uucp instead of dialout for now wrt #454556
 	sed -i -e 's/GROUP="dialout"/GROUP="uucp"/' rules/*.rules || die

 	# apply user patches
 	epatch_user

 	if [[ ! -e configure ]]; then
 		if use doc; then
 			gtkdocize --docdir docs || die "gtkdocize failed"
 		else
 			echo 'EXTRA_DIST =' > docs/gtk-doc.make
 		fi
 		eautoreconf
 	else
 		check_default_rules
 		elibtoolize
 	fi

 	# Restore possibility of running --enable-static wrt #472608
 	sed -i \
 		-e '/--enable-static is not supported by systemd/s:as_fn_error:echo:' \
 		configure || die

 	if ! use elibc_glibc; then #443030
 		echo '#define secure_getenv(x) NULL' >> config.h.in
 		sed -i -e '/error.*secure_getenv/s:.*:#define secure_getenv(x) NULL:' src/shared/missing.h || die
 	fi
 }

 multilib_src_configure() {
 	tc-export CC #463846
 	export cc_cv_CFLAGS__flto=no #502950

 	# Keep sorted by ./configure --help and only pass --disable flags
 	# when *required* to avoid external deps or unnecessary compile
 	local econf_args
 	econf_args=(
 		ac_cv_search_cap_init=
 		--libdir=/usr/$(get_libdir)
 		--docdir=/usr/share/doc/${PF}
 		$(multilib_native_use_enable static-libs static)
 		--disable-nls
 		$(multilib_native_use_enable doc gtk-doc)
 		$(multilib_native_use_enable introspection)
 		--disable-python-devel
 		--disable-dbus
 		$(multilib_native_use_enable kmod)
 		--disable-xkbcommon
 		--disable-seccomp
 		$(multilib_native_use_enable selinux)
 		--disable-xz
 		--disable-lz4
 		--disable-pam
 		$(multilib_native_use_enable acl)
 		--disable-gcrypt
 		--disable-audit
 		--disable-libcryptsetup
 		--disable-qrencode
 		--disable-microhttpd
 		--disable-gnutls
 		--disable-libcurl
 		--disable-libidn
 		--disable-quotacheck
 		--disable-logind
 		--disable-polkit
 		--disable-terminal
 		--disable-myhostname
 		$(use_enable gudev)
 		$(multilib_is_native_abi || echo "--disable-manpages")
 		--enable-split-usr
 		--with-html-dir=/usr/share/doc/${PF}/html
 		--without-python
 		--with-bashcompletiondir="$(get_bashcompdir)"
 		--with-rootprefix=
 		$(multilib_is_native_abi && echo "--with-rootlibdir=/$(get_libdir)")
 	)

 	if ! multilib_is_native_abi; then
 		econf_args+=(
 			MOUNT_{CFLAGS,LIBS}=' '
 		)
 	fi

 	# Use pregenerated copies when possible wrt #480924
 	[[ ${PV} = 9999* ]] || econf_args+=( --disable-manpages )

 	ECONF_SOURCE=${S} econf "${econf_args[@]}"
 }

 multilib_src_compile() {
 	echo 'BUILT_SOURCES: $(BUILT_SOURCES)' > "${T}"/Makefile.extra
 	emake -f Makefile -f "${T}"/Makefile.extra BUILT_SOURCES

 	# Most of the parallel build problems were solved by >=sys-devel/make-3.82-r4,
 	# but not everything -- separate building of the binaries as a workaround,
 	# which will force internal libraries required for the helpers to be built
 	# early enough, like eg. libsystemd-shared.la
 	if multilib_is_native_abi; then
 		local lib_targets=( libudev.la )
 		use gudev && lib_targets+=( libgudev-1.0.la )
 		emake "${lib_targets[@]}"

 		local exec_targets=(
 			systemd-udevd
 			udevadm
 		)
 		emake "${exec_targets[@]}"

 		local helper_targets=(
 			ata_id
 			cdrom_id
 			collect
 			scsi_id
 			v4l_id
 			accelerometer
 			mtd_probe
 		)
 		emake "${helper_targets[@]}"

 		if [[ ${PV} = 9999* ]]; then
 			local man_targets=(
 				man/udev.conf.5
 				man/systemd.link.5
 				man/udev.7
 				man/systemd-udevd.service.8
 				man/udevadm.8
 			)
 			emake "${man_targets[@]}"
 		fi

 		if use doc; then
 			emake -C docs/libudev
 			use gudev && emake -C docs/gudev
 		fi
 	else
 		local lib_targets=( libudev.la )
 		use gudev && lib_targets+=( libgudev-1.0.la )
 		emake "${lib_targets[@]}"
 	fi
 }

 multilib_src_install() {
 	if multilib_is_native_abi; then
 		local lib_LTLIBRARIES="libudev.la" \
 			pkgconfiglib_DATA="src/libudev/libudev.pc"

 		local targets=(
 			install-libLTLIBRARIES
 			install-includeHEADERS
 			install-libgudev_includeHEADERS
 			install-rootbinPROGRAMS
 			install-rootlibexecPROGRAMS
 			install-udevlibexecPROGRAMS
 			install-dist_udevconfDATA
 			install-dist_udevrulesDATA
 			install-girDATA
 			install-pkgconfiglibDATA
 			install-sharepkgconfigDATA
 			install-typelibsDATA
 			install-dist_docDATA
 			libudev-install-hook
 			install-directories-hook
 			install-dist_bashcompletionDATA
 			install-dist_networkDATA
 		)

 		if use gudev; then
 			lib_LTLIBRARIES+=" libgudev-1.0.la"
 			pkgconfiglib_DATA+=" src/gudev/gudev-1.0.pc"
 		fi

 		# add final values of variables:
 		targets+=(
 			rootlibexec_PROGRAMS=systemd-udevd
 			rootbin_PROGRAMS=udevadm
 			lib_LTLIBRARIES="${lib_LTLIBRARIES}"
 			pkgconfiglib_DATA="${pkgconfiglib_DATA}"
 			INSTALL_DIRS='$(sysconfdir)/udev/rules.d \
 					$(sysconfdir)/udev/hwdb.d \
 					$(sysconfdir)/systemd/network'
 			dist_bashcompletion_DATA="shell-completion/bash/udevadm"
 			dist_network_DATA="network/99-default.link"
 		)
 		emake -j1 DESTDIR="${D}" "${targets[@]}"

 		if use doc; then
 			emake -C docs/libudev DESTDIR="${D}" install
 			use gudev && emake -C docs/gudev DESTDIR="${D}" install
 		fi

 		if [[ ${PV} = 9999* ]]; then
 			doman man/{udev.conf.5,systemd.link.5,udev.7,systemd-udevd.service.8,udevadm.8}
 		else
 			doman "${S}"/man/{udev.conf.5,systemd.link.5,udev.7,systemd-udevd.service.8,udevadm.8}
 		fi
 	else
 		local lib_LTLIBRARIES="libudev.la" \
 			pkgconfiglib_DATA="src/libudev/libudev.pc" \
 			include_HEADERS="src/libudev/libudev.h"

 		local targets=(
 			install-libLTLIBRARIES
 			install-includeHEADERS
 			install-pkgconfiglibDATA
 		)

 		if use gudev; then
 			lib_LTLIBRARIES+=" libgudev-1.0.la"
 			pkgconfiglib_DATA+=" src/gudev/gudev-1.0.pc"
 		fi

 		targets+=(
 			lib_LTLIBRARIES="${lib_LTLIBRARIES}"
 			pkgconfiglib_DATA="${pkgconfiglib_DATA}"
 			include_HEADERS="${include_HEADERS}"
 			)
 		emake -j1 DESTDIR="${D}" "${targets[@]}"
 	fi
 }

 multilib_src_install_all() {
 	dodoc TODO

 	prune_libtool_files --all
 	rm -f \
 		"${D}"/lib/udev/rules.d/99-systemd.rules \
 		"${D}"/usr/share/doc/${PF}/{LICENSE.*,GVARIANT-SERIALIZATION,DIFFERENCES,PORTING-DBUS1,sd-shutdown.h}

 	# see src_prepare() for content of 40-gentoo.rules
 	insinto /lib/udev/rules.d
 	doins "${T}"/40-gentoo.rules

 	# maintainer note: by not letting the upstream build-sys create the .so
 	# link, you also avoid a parallel make problem
 	mv "${D}"/usr/share/man/man8/systemd-udevd{.service,}.8

 	if ! [[ ${PV} = 9999* ]]; then
 		insinto /usr/share/doc/${PF}/html/gudev
 		doins "${S}"/docs/gudev/html/*

 		insinto /usr/share/doc/${PF}/html/libudev
 		doins "${S}"/docs/libudev/html/*
 	fi
 }

 pkg_preinst() {
 	local htmldir
 	for htmldir in gudev libudev; do
 		if [[ -d ${ROOT%/}/usr/share/gtk-doc/html/${htmldir} ]]; then
 			rm -rf "${ROOT%/}"/usr/share/gtk-doc/html/${htmldir}
 		fi
 		if [[ -d ${D}/usr/share/doc/${PF}/html/${htmldir} ]]; then
 			dosym ../../doc/${PF}/html/${htmldir} \
 				/usr/share/gtk-doc/html/${htmldir}
 		fi
 	done
 }

 pkg_postinst() {
 	mkdir -p "${ROOT%/}"/run

 	# "losetup -f" is confused if there is an empty /dev/loop/, Bug #338766
 	# So try to remove it here (will only work if empty).
 	rmdir "${ROOT%/}"/dev/loop 2>/dev/null
 	if [[ -d ${ROOT%/}/dev/loop ]]; then
 		ewarn "Please make sure your remove /dev/loop,"
 		ewarn "else losetup may be confused when looking for unused devices."
 	fi

 	local fstab="${ROOT%/}"/etc/fstab dev path fstype rest
 	while read -r dev path fstype rest; do
 		if [[ ${path} == /dev && ${fstype} != devtmpfs ]]; then
 			ewarn "You need to edit your /dev line in ${fstab} to have devtmpfs"
 			ewarn "filesystem. Otherwise udev won't be able to boot."
 			ewarn "See, https://bugs.gentoo.org/453186"
 		fi
 	done < "${fstab}"

 	if [[ -d ${ROOT%/}/usr/lib/udev ]]; then
 		ewarn
 		ewarn "Please re-emerge all packages on your system which install"
 		ewarn "rules and helpers in /usr/lib/udev. They should now be in"
 		ewarn "/lib/udev."
 		ewarn
 		ewarn "One way to do this is to run the following command:"
 		ewarn "emerge -av1 \$(qfile -q -S -C /usr/lib/udev)"
 		ewarn "Note that qfile can be found in app-portage/portage-utils"
 	fi

 	local old_cd_rules="${ROOT%/}"/etc/udev/rules.d/70-persistent-cd.rules
 	local old_net_rules="${ROOT%/}"/etc/udev/rules.d/70-persistent-net.rules
 	for old_rules in "${old_cd_rules}" "${old_net_rules}"; do
 		if [[ -f ${old_rules} ]]; then
 			ewarn
 			ewarn "File ${old_rules} is from old udev installation but if you still use it,"
 			ewarn "rename it to something else starting with 70- to silence this deprecation"
 			ewarn "warning."
 		fi
 	done

 	elog
 	elog "Starting from version >= 197 the new predictable network interface names are"
 	elog "used by default, see:"
 	elog "http://www.freedesktop.org/wiki/Software/systemd/PredictableNetworkInterfaceNames"
 	elog "http://cgit.freedesktop.org/systemd/systemd/tree/src/udev/udev-builtin-net_id.c"
 	elog
 	elog "Example command to get the information for the new interface name before booting"
 	elog "(replace <ifname> with, for example, eth0):"
 	elog "# udevadm test-builtin net_id /sys/class/net/<ifname> 2> /dev/null"
 	elog
 	elog "You can use either kernel parameter \"net.ifnames=0\", create empty"
 	elog "file /etc/systemd/network/99-default.link, or symlink it to /dev/null"
 	elog "to disable the feature."

 	if has_version 'sys-apps/biosdevname'; then
 		ewarn
 		ewarn "You can replace the functionality of sys-apps/biosdevname which has been"
 		ewarn "detected to be installed with the new predictable network interface names."
 	fi

 	ewarn
 	ewarn "You need to restart udev as soon as possible to make the upgrade go"
 	ewarn "into effect."
 	ewarn "The method you use to do this depends on your init system."
 	if has_version 'sys-apps/openrc'; then
 		ewarn "For sys-apps/openrc users it is:"
 		ewarn "# /etc/init.d/udev --nodeps restart"
 	fi

 	elog
 	elog "For more information on udev on Gentoo, upgrading, writing udev rules, and"
 	elog "fixing known issues visit:"
 	elog "https://wiki.gentoo.org/wiki/Udev"
 	elog "https://wiki.gentoo.org/wiki/Udev/upgrade"

 	# If user has disabled 80-net-name-slot.rules using a empty file or a symlink to /dev/null,
 	# do the same for 80-net-setup-link.rules to keep the old behavior
 	local net_move=no
 	local net_name_slot_sym=no
 	local net_rules_path="${ROOT%/}"/etc/udev/rules.d
 	local net_name_slot="${net_rules_path}"/80-net-name-slot.rules
 	local net_setup_link="${net_rules_path}"/80-net-setup-link.rules
 	if [[ ! -e ${net_setup_link} ]]; then
 		[[ -f ${net_name_slot} && $(sed -e "/^#/d" -e "/^\W*$/d" ${net_name_slot} | wc -l) == 0 ]] && net_move=yes
 		if [[ -L ${net_name_slot} && $(readlink ${net_name_slot}) == /dev/null ]]; then
 			net_move=yes
 			net_name_slot_sym=yes
 		fi
 	fi
 	if [[ ${net_move} == yes ]]; then
 		ebegin "Copying ${net_name_slot} to ${net_setup_link}"

 		if [[ ${net_name_slot_sym} == yes ]]; then
 			ln -nfs /dev/null "${net_setup_link}"
 		else
 			cp "${net_name_slot}" "${net_setup_link}"
 		fi
 		eend $?
 	fi

 	# http://cgit.freedesktop.org/systemd/systemd/commit/rules/50-udev-default.rules?id=3dff3e00e044e2d53c76fa842b9a4759d4a50e69
 	# https://bugs.gentoo.org/246847
 	# https://bugs.gentoo.org/514174
 	enewgroup input

 	# Update hwdb database in case the format is changed by udev version.
 	if has_version 'sys-apps/hwids[udev]'; then
 		udevadm hwdb --update --root="${ROOT%/}"
 		# Only reload when we are not upgrading to avoid potential race w/ incompatible hwdb.bin and the running udevd
 		# http://cgit.freedesktop.org/systemd/systemd/commit/?id=1fab57c209035f7e66198343074e9cee06718bda
 		[[ -z ${REPLACING_VERSIONS} ]] && udev_reload
 	fi
 }
	# Copyright 1999-2015 Gentoo Foundation
	# Distributed under the terms of the GNU General Public License v2
	# $Id$

	EAPI=5

	inherit autotools bash-completion-r1 eutils linux-info multilib multilib-minimal toolchain-funcs udev user versionator

	if [[ ${PV} = 9999* ]]; then
	EGIT_REPO_URI="git://anongit.freedesktop.org/systemd/systemd"
	inherit git-2
	patchset=
	else
	patchset=
	SRC_URI="http://www.freedesktop.org/software/systemd/systemd-${PV}.tar.xz"
	if [[ -n "${patchset}" ]]; then
	SRC_URI+="
	https://dev.gentoo.org/~ssuominen/${P}-patches-${patchset}.tar.xz
	https://dev.gentoo.org/~williamh/dist/${P}-patches-${patchset}.tar.xz"
	fi
	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86"
	fi

	DESCRIPTION="Linux dynamic and persistent device naming support (aka userspace devfs)"
	HOMEPAGE="http://www.freedesktop.org/wiki/Software/systemd"

	LICENSE="LGPL-2.1 MIT GPL-2"
	SLOT="0"
	IUSE="acl doc gudev introspection +kmod selinux static-libs"

	RESTRICT="test"

	COMMON_DEPEND=">=sys-apps/util-linux-2.20
	acl? ( sys-apps/acl )
	gudev? ( >=dev-libs/glib-2.34.3[${MULTILIB_USEDEP}] )
	introspection? ( >=dev-libs/gobject-introspection-1.38 )
	kmod? ( >=sys-apps/kmod-16 )
	selinux? ( >=sys-libs/libselinux-2.1.9 )
	!<sys-libs/glibc-2.11
	!sys-apps/gentoo-systemd-integration
	!sys-apps/systemd
	abi_x86_32? (
	!<=app-emulation/emul-linux-x86-baselibs-20130224-r7
	!app-emulation/emul-linux-x86-baselibs[-abi_x86_32(-)]
	)"
	# Force new make >= -r4 to skip some parallel build issues
	DEPEND="${COMMON_DEPEND}
	dev-util/gperf
	>=sys-apps/coreutils-8.16
	sys-libs/libcap
	virtual/os-headers
	virtual/pkgconfig
	>=sys-devel/make-3.82-r4
	>=sys-kernel/linux-headers-3.9
	doc? ( >=dev-util/gtk-doc-1.18 )"
	# Try with `emerge -C docbook-xml-dtd` to see the build failure without DTDs
	if [[ ${PV} = 9999* ]]; then
	DEPEND="${DEPEND}
	app-text/docbook-xml-dtd:4.2
	app-text/docbook-xml-dtd:4.5
	app-text/docbook-xsl-stylesheets
	dev-libs/libxslt"
	fi
	RDEPEND="${COMMON_DEPEND}
	!<sys-fs/lvm2-2.02.103
	!<sec-policy/selinux-base-2.20120725-r10
	gudev? ( !dev-libs/libgudev )"
	PDEPEND=">=sys-apps/hwids-20140304[udev]
	>=sys-fs/udev-init-scripts-26"

	S=${WORKDIR}/systemd-${PV}

	# The multilib-build.eclass doesn't handle situation where the installed headers
	# are different in ABIs. In this case, we install libgudev headers in native
	# ABI but not for non-native ABI.
	multilib_check_headers() { :; }

	check_default_rules() {
	# Make sure there are no sudden changes to upstream rules file
	# (more for my own needs than anything else ...)
	local udev_rules_md5=c18b74c4f8bf4a397ee667ee419f3a8e
	MD5=$(md5sum < "${S}"/rules/50-udev-default.rules)
	MD5=${MD5/ -/}
	if [[ ${MD5} != ${udev_rules_md5} ]]; then
	eerror "50-udev-default.rules has been updated, please validate!"
	eerror "md5sum: ${MD5}"
	die "50-udev-default.rules has been updated, please validate!"
	fi
	}

	pkg_setup() {
	if [[ ${MERGE_TYPE} != buildonly ]]; then
	CONFIG_CHECK="~BLK_DEV_BSG ~DEVTMPFS ~!IDE ~INOTIFY_USER ~!SYSFS_DEPRECATED ~!SYSFS_DEPRECATED_V2 ~SIGNALFD ~EPOLL ~FHANDLE ~NET ~!FW_LOADER_USER_HELPER"
	linux-info_pkg_setup

	# CONFIG_FHANDLE was introduced by 2.6.39
	local MINKV=2.6.39

	if kernel_is -lt ${MINKV//./ }; then
	eerror "Your running kernel is too old to run this version of ${P}"
	eerror "You need to upgrade kernel at least to ${MINKV}"
	fi

	if kernel_is -lt 3 7; then
	ewarn "Your running kernel is too old to have firmware loader and"
	ewarn "this version of ${P} doesn't have userspace firmware loader"
	ewarn "If you need firmware support, you need to upgrade kernel at least to 3.7"
	fi
	fi
	}

	src_prepare() {
	if ! [[ ${PV} = 9999* ]]; then
	# secure_getenv() disable for non-glibc systems wrt bug #443030
	if ! [[ $(grep -r secure_getenv * \| wc -l) -eq 27 ]]; then
	eerror "The line count for secure_getenv() failed, see bug #443030"
	die
	fi
	fi

	# backport some patches
	if [[ -n "${patchset}" ]]; then
	EPATCH_SUFFIX=patch EPATCH_FORCE=yes epatch
	fi

	cat <<-EOF > "${T}"/40-gentoo.rules
	# Gentoo specific floppy and usb groups
	SUBSYSTEM=="block", KERNEL=="fd[0-9]", GROUP="floppy"
	SUBSYSTEM=="usb", ENV{DEVTYPE}=="usb_device", GROUP="usb"
	EOF

	# change rules back to group uucp instead of dialout for now wrt #454556
	sed -i -e 's/GROUP="dialout"/GROUP="uucp"/' rules/*.rules \|\| die

	# apply user patches
	epatch_user

	if [[ ! -e configure ]]; then
	if use doc; then
	gtkdocize --docdir docs \|\| die "gtkdocize failed"
	else
	echo 'EXTRA_DIST =' > docs/gtk-doc.make
	fi
	eautoreconf
	else
	check_default_rules
	elibtoolize
	fi

	# Restore possibility of running --enable-static wrt #472608
	sed -i \
	-e '/--enable-static is not supported by systemd/s:as_fn_error:echo:' \
	configure \|\| die

	if ! use elibc_glibc; then #443030
	echo '#define secure_getenv(x) NULL' >> config.h.in
	sed -i -e '/error.secure_getenv/s:.:#define secure_getenv(x) NULL:' src/shared/missing.h \|\| die
	fi
	}

	multilib_src_configure() {
	tc-export CC #463846
	export cc_cv_CFLAGS__flto=no #502950

	# Keep sorted by ./configure --help and only pass --disable flags
	# when required to avoid external deps or unnecessary compile
	local econf_args
	econf_args=(
	ac_cv_search_cap_init=
	--libdir=/usr/$(get_libdir)
	--docdir=/usr/share/doc/${PF}
	$(multilib_native_use_enable static-libs static)
	--disable-nls
	$(multilib_native_use_enable doc gtk-doc)
	$(multilib_native_use_enable introspection)
	--disable-python-devel
	--disable-dbus
	$(multilib_native_use_enable kmod)
	--disable-xkbcommon
	--disable-seccomp
	$(multilib_native_use_enable selinux)
	--disable-xz
	--disable-lz4
	--disable-pam
	$(multilib_native_use_enable acl)
	--disable-gcrypt
	--disable-audit
	--disable-libcryptsetup
	--disable-qrencode
	--disable-microhttpd
	--disable-gnutls
	--disable-libcurl
	--disable-libidn
	--disable-quotacheck
	--disable-logind
	--disable-polkit
	--disable-terminal
	--disable-myhostname
	$(use_enable gudev)
	$(multilib_is_native_abi \|\| echo "--disable-manpages")
	--enable-split-usr
	--with-html-dir=/usr/share/doc/${PF}/html
	--without-python
	--with-bashcompletiondir="$(get_bashcompdir)"
	--with-rootprefix=
	$(multilib_is_native_abi && echo "--with-rootlibdir=/$(get_libdir)")
	)

	if ! multilib_is_native_abi; then
	econf_args+=(
	MOUNT_{CFLAGS,LIBS}=' '
	)
	fi

	# Use pregenerated copies when possible wrt #480924
	[[ ${PV} = 9999* ]] \|\| econf_args+=( --disable-manpages )

	ECONF_SOURCE=${S} econf "${econf_args[@]}"
	}

	multilib_src_compile() {
	echo 'BUILT_SOURCES: $(BUILT_SOURCES)' > "${T}"/Makefile.extra
	emake -f Makefile -f "${T}"/Makefile.extra BUILT_SOURCES

	# Most of the parallel build problems were solved by >=sys-devel/make-3.82-r4,
	# but not everything -- separate building of the binaries as a workaround,
	# which will force internal libraries required for the helpers to be built
	# early enough, like eg. libsystemd-shared.la
	if multilib_is_native_abi; then
	local lib_targets=( libudev.la )
	use gudev && lib_targets+=( libgudev-1.0.la )
	emake "${lib_targets[@]}"

	local exec_targets=(
	systemd-udevd
	udevadm
	)
	emake "${exec_targets[@]}"

	local helper_targets=(
	ata_id
	cdrom_id
	collect
	scsi_id
	v4l_id
	accelerometer
	mtd_probe
	)
	emake "${helper_targets[@]}"

	if [[ ${PV} = 9999* ]]; then
	local man_targets=(
	man/udev.conf.5
	man/systemd.link.5
	man/udev.7
	man/systemd-udevd.service.8
	man/udevadm.8
	)
	emake "${man_targets[@]}"
	fi

	if use doc; then
	emake -C docs/libudev
	use gudev && emake -C docs/gudev
	fi
	else
	local lib_targets=( libudev.la )
	use gudev && lib_targets+=( libgudev-1.0.la )
	emake "${lib_targets[@]}"
	fi
	}

	multilib_src_install() {
	if multilib_is_native_abi; then
	local lib_LTLIBRARIES="libudev.la" \
	pkgconfiglib_DATA="src/libudev/libudev.pc"

	local targets=(
	install-libLTLIBRARIES
	install-includeHEADERS
	install-libgudev_includeHEADERS
	install-rootbinPROGRAMS
	install-rootlibexecPROGRAMS
	install-udevlibexecPROGRAMS
	install-dist_udevconfDATA
	install-dist_udevrulesDATA
	install-girDATA
	install-pkgconfiglibDATA
	install-sharepkgconfigDATA
	install-typelibsDATA
	install-dist_docDATA
	libudev-install-hook
	install-directories-hook
	install-dist_bashcompletionDATA
	install-dist_networkDATA
	)

	if use gudev; then
	lib_LTLIBRARIES+=" libgudev-1.0.la"
	pkgconfiglib_DATA+=" src/gudev/gudev-1.0.pc"
	fi

	# add final values of variables:
	targets+=(
	rootlibexec_PROGRAMS=systemd-udevd
	rootbin_PROGRAMS=udevadm
	lib_LTLIBRARIES="${lib_LTLIBRARIES}"
	pkgconfiglib_DATA="${pkgconfiglib_DATA}"
	INSTALL_DIRS='$(sysconfdir)/udev/rules.d \
	$(sysconfdir)/udev/hwdb.d \
	$(sysconfdir)/systemd/network'
	dist_bashcompletion_DATA="shell-completion/bash/udevadm"
	dist_network_DATA="network/99-default.link"
	)
	emake -j1 DESTDIR="${D}" "${targets[@]}"

	if use doc; then
	emake -C docs/libudev DESTDIR="${D}" install
	use gudev && emake -C docs/gudev DESTDIR="${D}" install
	fi

	if [[ ${PV} = 9999* ]]; then
	doman man/{udev.conf.5,systemd.link.5,udev.7,systemd-udevd.service.8,udevadm.8}
	else
	doman "${S}"/man/{udev.conf.5,systemd.link.5,udev.7,systemd-udevd.service.8,udevadm.8}
	fi
	else
	local lib_LTLIBRARIES="libudev.la" \
	pkgconfiglib_DATA="src/libudev/libudev.pc" \
	include_HEADERS="src/libudev/libudev.h"

	local targets=(
	install-libLTLIBRARIES
	install-includeHEADERS
	install-pkgconfiglibDATA
	)

	if use gudev; then
	lib_LTLIBRARIES+=" libgudev-1.0.la"
	pkgconfiglib_DATA+=" src/gudev/gudev-1.0.pc"
	fi

	targets+=(
	lib_LTLIBRARIES="${lib_LTLIBRARIES}"
	pkgconfiglib_DATA="${pkgconfiglib_DATA}"
	include_HEADERS="${include_HEADERS}"
	)
	emake -j1 DESTDIR="${D}" "${targets[@]}"
	fi
	}

	multilib_src_install_all() {
	dodoc TODO

	prune_libtool_files --all
	rm -f \
	"${D}"/lib/udev/rules.d/99-systemd.rules \
	"${D}"/usr/share/doc/${PF}/{LICENSE.*,GVARIANT-SERIALIZATION,DIFFERENCES,PORTING-DBUS1,sd-shutdown.h}

	# see src_prepare() for content of 40-gentoo.rules
	insinto /lib/udev/rules.d
	doins "${T}"/40-gentoo.rules

	# maintainer note: by not letting the upstream build-sys create the .so
	# link, you also avoid a parallel make problem
	mv "${D}"/usr/share/man/man8/systemd-udevd{.service,}.8

	if ! [[ ${PV} = 9999* ]]; then
	insinto /usr/share/doc/${PF}/html/gudev
	doins "${S}"/docs/gudev/html/*

	insinto /usr/share/doc/${PF}/html/libudev
	doins "${S}"/docs/libudev/html/*
	fi
	}

	pkg_preinst() {
	local htmldir
	for htmldir in gudev libudev; do
	if [[ -d ${ROOT%/}/usr/share/gtk-doc/html/${htmldir} ]]; then
	rm -rf "${ROOT%/}"/usr/share/gtk-doc/html/${htmldir}
	fi
	if [[ -d ${D}/usr/share/doc/${PF}/html/${htmldir} ]]; then
	dosym ../../doc/${PF}/html/${htmldir} \
	/usr/share/gtk-doc/html/${htmldir}
	fi
	done
	}

	pkg_postinst() {
	mkdir -p "${ROOT%/}"/run

	# "losetup -f" is confused if there is an empty /dev/loop/, Bug #338766
	# So try to remove it here (will only work if empty).
	rmdir "${ROOT%/}"/dev/loop 2>/dev/null
	if [[ -d ${ROOT%/}/dev/loop ]]; then
	ewarn "Please make sure your remove /dev/loop,"
	ewarn "else losetup may be confused when looking for unused devices."
	fi

	local fstab="${ROOT%/}"/etc/fstab dev path fstype rest
	while read -r dev path fstype rest; do
	if [[ ${path} == /dev && ${fstype} != devtmpfs ]]; then
	ewarn "You need to edit your /dev line in ${fstab} to have devtmpfs"
	ewarn "filesystem. Otherwise udev won't be able to boot."
	ewarn "See, https://bugs.gentoo.org/453186"
	fi
	done < "${fstab}"

	if [[ -d ${ROOT%/}/usr/lib/udev ]]; then
	ewarn
	ewarn "Please re-emerge all packages on your system which install"
	ewarn "rules and helpers in /usr/lib/udev. They should now be in"
	ewarn "/lib/udev."
	ewarn
	ewarn "One way to do this is to run the following command:"
	ewarn "emerge -av1 \$(qfile -q -S -C /usr/lib/udev)"
	ewarn "Note that qfile can be found in app-portage/portage-utils"
	fi

	local old_cd_rules="${ROOT%/}"/etc/udev/rules.d/70-persistent-cd.rules
	local old_net_rules="${ROOT%/}"/etc/udev/rules.d/70-persistent-net.rules
	for old_rules in "${old_cd_rules}" "${old_net_rules}"; do
	if [[ -f ${old_rules} ]]; then
	ewarn
	ewarn "File ${old_rules} is from old udev installation but if you still use it,"
	ewarn "rename it to something else starting with 70- to silence this deprecation"
	ewarn "warning."
	fi
	done

	elog
	elog "Starting from version >= 197 the new predictable network interface names are"
	elog "used by default, see:"
	elog "http://www.freedesktop.org/wiki/Software/systemd/PredictableNetworkInterfaceNames"
	elog "http://cgit.freedesktop.org/systemd/systemd/tree/src/udev/udev-builtin-net_id.c"
	elog
	elog "Example command to get the information for the new interface name before booting"
	elog "(replace <ifname> with, for example, eth0):"
	elog "# udevadm test-builtin net_id /sys/class/net/<ifname> 2> /dev/null"
	elog
	elog "You can use either kernel parameter \"net.ifnames=0\", create empty"
	elog "file /etc/systemd/network/99-default.link, or symlink it to /dev/null"
	elog "to disable the feature."

	if has_version 'sys-apps/biosdevname'; then
	ewarn
	ewarn "You can replace the functionality of sys-apps/biosdevname which has been"
	ewarn "detected to be installed with the new predictable network interface names."
	fi

	ewarn
	ewarn "You need to restart udev as soon as possible to make the upgrade go"
	ewarn "into effect."
	ewarn "The method you use to do this depends on your init system."
	if has_version 'sys-apps/openrc'; then
	ewarn "For sys-apps/openrc users it is:"
	ewarn "# /etc/init.d/udev --nodeps restart"
	fi

	elog
	elog "For more information on udev on Gentoo, upgrading, writing udev rules, and"
	elog "fixing known issues visit:"
	elog "https://wiki.gentoo.org/wiki/Udev"
	elog "https://wiki.gentoo.org/wiki/Udev/upgrade"

	# If user has disabled 80-net-name-slot.rules using a empty file or a symlink to /dev/null,
	# do the same for 80-net-setup-link.rules to keep the old behavior
	local net_move=no
	local net_name_slot_sym=no
	local net_rules_path="${ROOT%/}"/etc/udev/rules.d
	local net_name_slot="${net_rules_path}"/80-net-name-slot.rules
	local net_setup_link="${net_rules_path}"/80-net-setup-link.rules
	if [[ ! -e ${net_setup_link} ]]; then
	[[ -f ${net_name_slot} && $(sed -e "/^#/d" -e "/^\W*$/d" ${net_name_slot} \| wc -l) == 0 ]] && net_move=yes
	if [[ -L ${net_name_slot} && $(readlink ${net_name_slot}) == /dev/null ]]; then
	net_move=yes
	net_name_slot_sym=yes
	fi
	fi
	if [[ ${net_move} == yes ]]; then
	ebegin "Copying ${net_name_slot} to ${net_setup_link}"

	if [[ ${net_name_slot_sym} == yes ]]; then
	ln -nfs /dev/null "${net_setup_link}"
	else
	cp "${net_name_slot}" "${net_setup_link}"
	fi
	eend $?
	fi

	# http://cgit.freedesktop.org/systemd/systemd/commit/rules/50-udev-default.rules?id=3dff3e00e044e2d53c76fa842b9a4759d4a50e69
	# https://bugs.gentoo.org/246847
	# https://bugs.gentoo.org/514174
	enewgroup input

	# Update hwdb database in case the format is changed by udev version.
	if has_version 'sys-apps/hwids[udev]'; then
	udevadm hwdb --update --root="${ROOT%/}"
	# Only reload when we are not upgrading to avoid potential race w/ incompatible hwdb.bin and the running udevd
	# http://cgit.freedesktop.org/systemd/systemd/commit/?id=1fab57c209035f7e66198343074e9cee06718bda
	[[ -z ${REPLACING_VERSIONS} ]] && udev_reload
	fi
	}