Attachment #344502 for bug #461940

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# Copyright 1999-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

EAPI=5


	KV_min=2.6.32
fi

inherit autotools eutils linux-info multilib systemd toolchain-funcs versionator flag-o-matic

if [[ ${PV} = 9999* ]]; then
	EGIT_REPO_URI="git://anongit.freedesktop.org/systemd/systemd"
	inherit git-2
else
	patchset= #3
	SRC_URI="http://www.freedesktop.org/software/systemd/systemd-${PV}.tar.xz"
	if [[ -n "${patchset}" ]]; then
				SRC_URI="${SRC_URI}
					http://dev.gentoo.org/~ssuominen/${P}-patches-${patchset}.tar.xz
					http://dev.gentoo.org/~williamh/dist/${P}-patches-${patchset}.tar.xz"
			fi
	KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86"
fi

DESCRIPTION="Linux dynamic and persistent device naming support (aka userspace devfs)"


LICENSE="LGPL-2.1 MIT GPL-2"
SLOT="0"
IUSE="acl doc firmware-loader gudev hwdb introspection keymap +kmod +openrc selinux static-libs logind"

RESTRICT="test"


	kmod? ( >=sys-apps/kmod-12 )
	selinux? ( >=sys-libs/libselinux-2.1.9 )
	!<sys-libs/glibc-2.11
	!<sys-apps/systemd-${PV}"

DEPEND="${COMMON_DEPEND}
	app-text/docbook-xsl-stylesheets
	dev-libs/libxslt
	virtual/os-headers
	virtual/pkgconfig
	!<sys-kernel/linux-headers-${KV_min}


if [[ ${PV} = 9999* ]]; then
	DEPEND="${DEPEND}
		app-text/docbook-xsl-stylesheets
		dev-libs/libxslt
		dev-util/gperf
		>=dev-util/intltool-0.50"
fi


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

#QA_MULTILIB_PATHS="lib/systemd/systemd-udevd"

udev_check_KV() {
	if kernel_is lt ${KV_min//./ }; then
		return 1

		fi

		# gperf disable if keymaps are not requested wrt bug #452760
	if ! [[ $(grep -i gperf Makefile.am | wc -l) -eq 27 ]]; then
			eerror "The line count for gperf references failed, see bug 452760"
			die
		fi


	# These are missing from upstream 50-udev-default.rules
	cat <<-EOF > "${T}"/40-gentoo.rules
	# see src_prepare() for content of these files
	SUBSYSTEM=="usb", ENV{DEVTYPE}=="usb_device", GROUP="usb"
	# Keep this for Linux 2.6.32 kernels with accept4() support like .60 wrt #457868
	SUBSYSTEM=="mem", KERNEL=="null|zero|full|random|urandom", MODE="0666"

	version_is_at_least 4.6 $(gcc-version) || \
		sed -i 's:static_assert:alsdjflkasjdfa:' src/shared/macro.h

	find . -type f -name "*.[hc]" -exec sed -i.ori 's:/cgroup/systemd:/cgroup/daemon:g' {} +
	find . -type f -name "*.[hc]" -exec sed -i.ori 's:/run/systemd:/var/run/systemd:g' {} +
	find . -type f -name "*.[hc]" -exec sed -i.ori 's:name=systemd:name=daemon:g' {} +
	find . -type f -name "*.[hc]" -exec sed -i.ori 's:systemd-udevd:udevd:g' {} +
	find . -type f -name "*.[hc]" -exec sed -i.ori 's:/run/udev:/var/run/udev:g' {} +
	#epatch "${FILESDIR}/${P}"-run-to-var.patch || die

	epatch "${FILESDIR}/${PN}"-198-logind.patch || die
	epatch "${FILESDIR}/${PN}"-198-nosystemd-daemon-makefile.patch || die

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

	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

	if [ ! -e configure ]; then
		if use doc; then
			gtkdocize --docdir docs || die "gtkdocize failed"
		else

	else
		check_default_rules
		elibtoolize
		eautomake

	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

	# link udevd(8) to systemd-udevd.service(8) manpage
	#echo '.so systemd-udevd.service.8' > "${T}"/udevd.8
}

src_configure() {
	tc-export CC #463846
	use keymap || export ac_cv_path_GPERF=true #452760

	# alternative: systemd daemon NOPs when -DDISABLE_SYSTEMD is set
	# also not for logind, but does not harm.

	append-cppflags -DDISABLE_SYSTEMD

	local econf_args
	use logind && CPPFLAGS="${CPPFLAGS} -DDISABLE_SD_DAEMON"

	econf_args=(
		ac_cv_search_cap_init=
		ac_cv_header_sys_capability_h=yes
		DBUS_CFLAGS=' '
		DBUS_LIBS=' '
		--bindir=/bin
		--docdir=/usr/share/doc/${PF}
		--libdir=/$(get_libdir)
		--libexecdir=/lib
		--prefix=/
		--exec-prefix=/
		--includedir=/usr/include
		--datarootdir=/usr/share
		--localstatedir=/var
		--with-dbuspolicydir=/usr/dbus-1/system.d
		--libdir=/$(get_libdir)
		--with-html-dir=/usr/share/doc/${PF}/html
		--with-rootprefix=/
		--with-rootlibdir=/$(get_libdir)
		--with-bashcompletiondir=/usr/share/bash-completion
		--without-python

		--disable-ima
		--disable-libcryptsetup
		--disable-localed
		$(use_enable logind)
		--disable-efi
		--disable-chkconfig
		--disable-xattr
		--disable-gcrypt
		--disable-qrencode
		--disable-microhttpd
		--disable-binfmt
		--disable-vconsole
		--disable-bootchart
		--disable-randomseed
		--enable-blkid
		--disable-myhostname
		--disable-nls
		--disable-pam

		--disable-tcpwrap
		--disable-timedated
		--disable-xz
		--disable-silent-rules
		--disable-polkit
		$(use_enable acl)
		$(use_enable doc gtk-doc)

		$(use_enable selinux)
		$(use_enable static-libs static)
	)

	if use introspection; then
		econf_args+=(
			--enable-introspection=$(usex introspection)
		)
	fi

	if use firmware-loader; then
		econf_args+=(
			--with-firmware-path=/lib/firmware/updates:/lib/firmware
		)
	fi

	if ! use logind; then
		econf_args+=(
			DBUS_CFLAGS=' '
			DBUS_LIBS=' '
			ac_cv_search_cap_init=
			ac_cv_header_sys_capability_h=yes
		)
	fi
	econf "${econf_args[@]}" ${CPPFLAGS:+CPPFLAGS="${CPPFLAGS}"}
}

src_compile() {
	echo 'BUILT_SOURCES: $(BUILT_SOURCES)' > "${T}"/Makefile.extra
	emake -f Makefile -f "${T}"/Makefile.extra BUILT_SOURCES
	local pretargets=(
		libsystemd-shared.la
		libudev-private.la
		libudev.la
	)
	local targets=(
		libudev-private.la
		systemd-udevd
		udevadm
		libudev.la
		ata_id
		cdrom_id
		collect

		man/systemd-udevd.8
		man/systemd-udevd.service.8
	)
	if use logind; then
		targets+=(
			systemd-logind
			loginctl
			man/loginctl.1
			man/systemd-logind.8
		)
	fi
	use keymap && targets+=( keymap )
	use gudev && targets+=( libgudev-1.0.la )

	emake udevlibexecdir=/$(get_libdir)/udev "${targets[@]}"
	emake "${targets[@]}"
	if use doc; then
		emake -C docs/libudev
		use gudev && emake -C docs/gudev

		install-binPROGRAMS
		install-rootlibexecPROGRAMS
		install-udevlibexecPROGRAMS
		install-dist_systemunitDATA
		install-dist_udevconfDATA
		install-dist_udevhomeSCRIPTS
		install-dist_udevkeymapDATA
		install-dist_udevkeymapforcerelDATA
		install-dist_udevrulesDATA
		install-girDATA
		install-man3
		install-man7
		install-man8
		install-nodist_systemunitDATA
		install-pkgconfiglibDATA
		install-sharepkgconfigDATA
		install-typelibsDATA

		install-dist_bashcompletionDATA
	)

	if use logind; then
		targets+=(
			install-pkgincludeHEADERS
			libsystemd-login-install-hook
			install-man1
			install-man5
			install-nodist_udevrulesDATA
			install-dist_dbuspolicyDATA
	)
		pkgconfiglib_DATA+=" src/login/libsystemd-login.pc"
		lib_LTLIBRARIES+=" libsystemd-login.la"
	fi

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


	# add final values of variables:
	targets+=(
		udevlibexecdir=/lib/udev
		rootlibexec_PROGRAMS=systemd-udevd
		bin_PROGRAMS=udevadm
		lib_LTLIBRARIES="${lib_LTLIBRARIES}"
		MANPAGES="man/udev.7 man/udevadm.8 \
				man/systemd-udevd.service.8"
		MANPAGES_ALIAS="man/systemd-udevd.8"
		dist_systemunit_DATA="units/systemd-udevd-control.socket \
				units/systemd-udevd-kernel.socket"
		nodist_systemunit_DATA="units/systemd-udevd.service \
				units/systemd-udev-trigger.service \
				units/systemd-udev-settle.service"
		pkgconfiglib_DATA="${pkgconfiglib_DATA}"
		systemunitdir="$(systemd_get_unitdir)"
		INSTALL_DIRS='$(sysconfdir)/udev/rules.d \
				$(sysconfdir)/udev/hwdb.d'
		dist_bashcompletion_DATA="shell-completion/bash/udevadm"

	)
	if use logind; then
		targets+=(
			dist_pkgsysconf_DATA+="src/login/logind.conf"
			rootlibexec_PROGRAMS+="systemd-logind"
			bin_PROGRAMS+="loginctl"
			MANPAGES+="man/loginctl.1 man/logind.conf.5"
		)
	fi
	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

		"${D}"/lib/udev/rules.d/99-systemd.rules \
		"${D}"/usr/share/doc/${PF}/LICENSE.*

	# install gentoo-specific rules
	insinto /lib/udev/rules.d
	doins "${T}"/40-gentoo.rules
	doman "${T}"/udevd.8

	dodir /usr/$(get_libdir)
	mv ${D:-:}/$(get_libdir)/pkgconfig ${D}/usr/$(get_libdir)

	gen_usr_ldscript libudev.so

	dodir /sbin

	if [ -x ${D}/bin/udevadm ]; then
		mv ${D}/bin/udevadm ${D}/sbin/udevadm
	fi
	# udevadm is now in /usr/bin. <--- I can't believe it !!
	dosym /sbin/udevadm /bin/udevadm

	dodir /$(get_libdir)/udev

	# move udevd where it should be and remove unlogical /lib/systemd
	mv "${ED}"/lib/systemd/systemd-udevd "${ED}"/sbin/udevd || die
	rm -r "${ED}"/lib/systemd
	rm -r "${ED}"/usr/lib/systemd

	# create symlinks for these utilities to /sbin
	# where multipath-tools expect them to be (Bug #168588)
	dosym /lib/udev/scsi_id /sbin/scsi_id

	dosym /var/run /run
	mv ${D}/usr/share/man/man8/systemd-udevd.service.8 ${D}/usr/share/man/man8/udevd.8

	rm ${D}/usr/share/man/man8/systemd-udevd.8

	local manuals
	if use logind; then
		manuals="man5/logind.conf.5 man1/loginctl.1"
	fi

	local man
	for man in man7/udevd.7 man8/udevd.8 man8/udevadm.8 ${manuals}; do
		sed -i 's:\\fBsystem.*\\fR(1),::' ${D}/usr/share/man/${man}
		sed -i 's:systemd-\([^\.]*\)\.service:\1:g' ${D}/usr/share/man/${man}
		sed -i 's:systemd\\-::g' ${D}/usr/share/man/${man}
		sed -i '/^\.TH/s:systemd:version:' ${D}/usr/share/man/${man}
	done

	# see src_prepare() where this is created
	#doman "${T}"/udevd.8

	if use logind; then
#		rm -f "${D}"/usr/dbus-1/system.d/org.freedesktop.systemd1.conf
		exeinto /$(get_libdir)/udev
		doexe  ./.libs/systemd-logind
		mv ${D}/$(get_libdir)/udev/systemd-logind ${D}/sbin/logind
		insinto /etc/systemd
		doins src/login/logind.conf
	fi
}

pkg_preinst() {

	preserve_old_lib /{,usr/}$(get_libdir)/libudev$(get_libname 0)
}

# This function determines if a directory is a mount point.
# It was lifted from dracut.
ismounted() {
	while read a m a; do
		[[ $m = $1 ]] && return 0
	done < "${ROOT}"/proc/mounts
	return 1
}

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

		einfo "Removed unneeded file ${old_dm_rules}"
	fi

	if ismounted /usr; then
		ewarn
		ewarn "Your system has /usr on a separate partition. This means"
		ewarn "you will need to use an initramfs to pre-mount /usr before"
		ewarn "udev runs."
		ewarn
		ewarn "If this is not set up before your next reboot, udev may work;"
		ewarn "However, you also may experience failures which are very"
		ewarn "difficult to troubleshoot."
		ewarn
		ewarn "For a more detailed explanation, see the following URL:"
		ewarn "http://www.freedesktop.org/wiki/Software/systemd/separate-usr-is-broken"
		ewarn
		ewarn "For more information on setting up an initramfs, see the"
		ewarn "following URL:"
		ewarn "http://www.gentoo.org/doc/en/initramfs-guide.xml"
	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"

		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 "Note that qfile can be found in app-portage/portage-utils"
	fi

	local old_net_name="${ROOT}"/etc/udev/rules.d/80-net-name-slot.rules
	if [[ -f ${old_net_name} ]]; then
		local old_net_sum=bebf4bd1b6b668e9ff34a3999aa6ff32
		MD5=$(md5sum < "${old_net_name}")

		fi
	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 "(replace <ifname> with, for example, eth0):"
	ewarn "# udevadm test-builtin net_id /sys/class/net/<ifname> 2> /dev/null"
	ewarn
	ewarn "You can use kernel command net.ifnames= to control this feature."

	ewarn
	ewarn "You need to restart udev as soon as possible to make the upgrade go"

	preserve_old_lib_notify /{,usr/}$(get_libdir)/libudev$(get_libname 0)

	elog
	elog "For more information on udev on Gentoo, writing udev rules, and"
	elog "         fixing known issues visit:"
	elog "         http://wiki.gentoo.org/wiki/Udev/upgrade"
	elog "         http://www.gentoo.org/doc/en/udev-guide.xml"

	# Keep this here in case the database format changes so it gets updated
	# when required. Despite that this file is owned by sys-apps/hwids.
	if use hwdb && has_version sys-apps/hwids; then
		udevadm hwdb --update --root="${ROOT%/}"
	fi
}

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