# shellcheck disable=SC2128,SC2034
# Copyright 2011-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7
PYTHON_COMPAT=( python3_{6..7} )

# Avoid QA warnings
TMPFILES_OPTIONAL=1

if [[ ${PV} == 9999 ]]; then
	EGIT_REPO_URI="https://github.com/systemd/systemd.git"
	inherit git-r3
else
	if [[ ${PV} == *.* ]]; then
		MY_PN=systemd-stable
	else
		MY_PN=systemd
	fi
	MY_PV=${PV/_/-}
	MY_P=${MY_PN}-${MY_PV}
	S=${WORKDIR}/${MY_P}
	SRC_URI="https://github.com/systemd/${MY_PN}/archive/v${MY_PV}/${MY_P}.tar.gz"
	KEYWORDS="*"
fi

inherit bash-completion-r1 linux-info meson-multilib pam python-any-r1 systemd toolchain-funcs udev usr-ldscript user

DESCRIPTION="System and service manager for Linux"
HOMEPAGE="https://www.freedesktop.org/wiki/Software/systemd"

LICENSE="GPL-2 LGPL-2.1 MIT public-domain"
SLOT="0/2"
# lakitu: Added "doc" USE flag to conditionalize the installation of docs.
# lakitu: Disable zstd feature as journal files created with this feature are
# not supported by older version and it breaks stackdriver logging.
IUSE="acl apparmor audit build cgroup-hybrid cryptsetup curl dns-over-tls doc elfutils fido2 +gcrypt gnuefi homed http +hwdb idn importd +kmod +lz4 lzma nat +networkd-wait-online pam pcre pkcs11 policykit predictable-interface-name pwquality qrcode repart +resolvconf +seccomp selinux split-usr +sysv-utils test tpm vanilla vtconsole xkb -zstd platform_gcp"

REQUIRED_USE="
	homed? ( cryptsetup pam )
	importd? ( curl gcrypt lzma )
	pwquality? ( homed )
"
RESTRICT="!test? ( test )"

MINKV="3.11"

OPENSSL_DEP=">=dev-libs/openssl-1.1.0:0="

COMMON_DEPEND=">=sys-apps/util-linux-2.30:0=[${MULTILIB_USEDEP}]
	sys-libs/libcap:0=[${MULTILIB_USEDEP}]
	virtual/libcrypt:=[${MULTILIB_USEDEP}]
	acl? ( sys-apps/acl:0= )
	apparmor? ( sys-libs/libapparmor:0= )
	audit? ( >=sys-process/audit-2:0= )
	cryptsetup? ( >=sys-fs/cryptsetup-2.0.1:0= )
	curl? ( net-misc/curl:0= )
	dns-over-tls? ( >=net-libs/gnutls-3.6.0:0= )
	elfutils? ( >=dev-libs/elfutils-0.158:0= )
	fido2? ( dev-libs/libfido2:0= )
	gcrypt? ( >=dev-libs/libgcrypt-1.4.5:0=[${MULTILIB_USEDEP}] )
	homed? ( ${OPENSSL_DEP} )
	http? (
		>=net-libs/libmicrohttpd-0.9.33:0=[epoll(+)]
		>=net-libs/gnutls-3.1.4:0=
	)
	idn? ( net-dns/libidn2:= )
	importd? (
		app-arch/bzip2:0=
		sys-libs/zlib:0=
	)
	kmod? ( >=sys-apps/kmod-15:0= )
	lz4? ( >=app-arch/lz4-0_p131:0=[${MULTILIB_USEDEP}] )
	lzma? ( >=app-arch/xz-utils-5.0.5-r1:0=[${MULTILIB_USEDEP}] )
	nat? ( net-firewall/iptables:0= )
	pam? ( sys-libs/pam:=[${MULTILIB_USEDEP}] )
	pkcs11? ( app-crypt/p11-kit:0= )
	pcre? ( dev-libs/libpcre2 )
	pwquality? ( dev-libs/libpwquality:0= )
	qrcode? ( media-gfx/qrencode:0= )
	repart? ( ${OPENSSL_DEP} )
	seccomp? ( >=sys-libs/libseccomp-2.3.3:0= )
	selinux? ( sys-libs/libselinux:0= )
	tpm? ( app-crypt/tpm2-tss:0= )
	xkb? ( >=x11-libs/libxkbcommon-0.4.1:0= )
	zstd? ( >=app-arch/zstd-1.4.0:0=[${MULTILIB_USEDEP}] )
"

# Newer linux-headers needed by ia64, bug #480218
# lakitu: Added conditional doc dependency
DEPEND="${COMMON_DEPEND}
	>=sys-kernel/linux-headers-${MINKV}
	gnuefi? ( >=sys-boot/gnu-efi-3.0.2 )
	doc? (
		app-text/docbook-xml-dtd:4.2
		app-text/docbook-xml-dtd:4.5
		app-text/docbook-xsl-stylesheets
		dev-libs/libxslt:0
		$(python_gen_any_dep 'dev-python/lxml[${PYTHON_USEDEP}]')
	)
"

# lakitu: acct-group and acct-user are currently not available.
#	>=acct-group/adm-0-r1
#	>=acct-group/wheel-0-r1
#	>=acct-group/kmem-0-r1
#	>=acct-group/tty-0-r1
#	>=acct-group/utmp-0-r1
#	>=acct-group/audio-0-r1
#	>=acct-group/cdrom-0-r1
#	>=acct-group/dialout-0-r1
#	>=acct-group/disk-0-r1
#	>=acct-group/input-0-r1
#	>=acct-group/kvm-0-r1
#	>=acct-group/lp-0-r1
#	>=acct-group/render-0-r1
#	acct-group/sgx
#	>=acct-group/tape-0-r1
#	acct-group/users
#	>=acct-group/video-0-r1
#	>=acct-group/systemd-journal-0-r1
#	>=acct-user/root-0-r1
#	acct-user/nobody
#	>=acct-user/systemd-journal-remote-0-r1
#	>=acct-user/systemd-coredump-0-r1
#	>=acct-user/systemd-network-0-r1
#	acct-user/systemd-oom
#	>=acct-user/systemd-resolve-0-r1
#	>=acct-user/systemd-timesync-0-r1
# baselayout-2.2 has /run
RDEPEND="${COMMON_DEPEND}
	>=sys-apps/baselayout-2.2
	selinux? ( sec-policy/selinux-base-policy[systemd] )
	sysv-utils? (
		!sys-apps/openrc[sysv-utils(-)]
		!sys-apps/sysvinit
	)
	!sysv-utils? ( sys-apps/sysvinit )
	resolvconf? ( !net-dns/openresolv )
	!build? ( || (
		sys-apps/util-linux[kill(-)]
		sys-process/procps[kill(+)]
		sys-apps/coreutils[kill(-)]
	) )
	!sys-auth/nss-myhostname
	!sys-fs/eudev
	!sys-fs/udev
"

# sys-apps/dbus: the daemon only (+ build-time lib dep for tests)
# lakitu: The following PDEPENDs are present in Gentoo upstream but don't make sense for
# lakitu.
#	>=sys-fs/udev-init-scripts-34
PDEPEND=">=sys-apps/dbus-1.9.8[systemd]
	hwdb? ( sys-apps/hwids[systemd(+),udev] )
	policykit? ( sys-auth/polkit )
	!vanilla? ( sys-apps/gentoo-systemd-integration )"

BDEPEND="
	app-arch/xz-utils:0
	dev-util/gperf
	>=dev-util/meson-0.46
	>=sys-apps/coreutils-8.16
	sys-devel/gettext
	virtual/pkgconfig
	test? (
		app-text/tree
		dev-lang/perl
		sys-apps/dbus
	)
	app-text/docbook-xml-dtd:4.2
	app-text/docbook-xml-dtd:4.5
	app-text/docbook-xsl-stylesheets
	dev-libs/libxslt:0
	$(python_gen_any_dep 'dev-python/jinja[${PYTHON_USEDEP}]')
	$(python_gen_any_dep 'dev-python/lxml[${PYTHON_USEDEP}]')
"

python_check_deps() {
	has_version -b "dev-python/jinja[${PYTHON_USEDEP}]" &&
	has_version -b "dev-python/lxml[${PYTHON_USEDEP}]"
}

QA_FLAGS_IGNORED="usr/lib/systemd/boot/efi/.*"
QA_EXECSTACK="usr/lib/systemd/boot/efi/*"

pkg_pretend() {
	if [[ ${MERGE_TYPE} != buildonly ]]; then
		if use test && has pid-sandbox "${FEATURES}"; then
			ewarn "Tests are known to fail with PID sandboxing enabled."
			ewarn "See https://bugs.gentoo.org/674458."
		fi

		local CONFIG_CHECK="~AUTOFS4_FS ~BLK_DEV_BSG ~CGROUPS
			~DEVTMPFS ~EPOLL ~FANOTIFY ~FHANDLE
			~INOTIFY_USER ~IPV6 ~NET ~NET_NS ~PROC_FS ~SIGNALFD ~SYSFS
			~TIMERFD ~TMPFS_XATTR ~UNIX ~USER_NS
			~CRYPTO_HMAC ~CRYPTO_SHA256 ~CRYPTO_USER_API_HASH
			~!GRKERNSEC_PROC ~!IDE ~!SYSFS_DEPRECATED
			~!SYSFS_DEPRECATED_V2"

		use acl && CONFIG_CHECK+=" ~TMPFS_POSIX_ACL"
		use seccomp && CONFIG_CHECK+=" ~SECCOMP ~SECCOMP_FILTER"
		kernel_is -lt 3 7 && CONFIG_CHECK+=" ~HOTPLUG"
		kernel_is -lt 4 7 && CONFIG_CHECK+=" ~DEVPTS_MULTIPLE_INSTANCES"
		kernel_is -ge 4 10 && CONFIG_CHECK+=" ~CGROUP_BPF"

		if kernel_is -lt 5 10 20; then
			CONFIG_CHECK+=" ~CHECKPOINT_RESTORE"
		else
			CONFIG_CHECK+=" ~KCMP"
		fi

		if linux_config_exists; then
			local uevent_helper_path=$(linux_chkconfig_string UEVENT_HELPER_PATH)
			if [[ -n ${uevent_helper_path} ]] && [[ ${uevent_helper_path} != '""' ]]; then
				ewarn "It's recommended to set an empty value to the following kernel config option:"
				ewarn "CONFIG_UEVENT_HELPER_PATH=${uevent_helper_path}"
			fi
			if linux_chkconfig_present X86; then
				CONFIG_CHECK+=" ~DMIID"
			fi
		fi

		if kernel_is -lt ${MINKV//./ }; then
			ewarn "Kernel version at least ${MINKV} required"
		fi

		check_extra_config
	fi
}

pkg_setup() {
	:
}

src_unpack() {
	default
	[[ ${PV} != 9999 ]] || git-r3_src_unpack
}

src_prepare() {
	# Do NOT add patches here
	local PATCHES=()

	[[ -d "${WORKDIR}"/patches ]] && PATCHES+=( "${WORKDIR}"/patches )

	# Add local patches here
	PATCHES+=(
		"${FILESDIR}/228-noclean-tmp.patch"
		# lakitu: lakitu specific patches
		# CL:*250967
		"${FILESDIR}"/232-tmpfiles-no-srv.patch
		# CL:*256679
		"${FILESDIR}"/225-Force-re-creation-of-etc-localtime-symlink.patch
		# This prevents the kernel from logging all audit messages to
		# both dmesg and audit log. b/29581598.
		"${FILESDIR}"/225-audit-set-pid.patch
		# Allow networkd => hostnamed communication w/o polkit.
		"${FILESDIR}"/225-allow-networkd-to-hostnamed.patch
		# Work around the 64 bit restriction of hostname length from
		# kernel. b/27702816.
		"${FILESDIR}"/232-single-label-hostname.patch
		# init and reboot has to be in /sbin for kdump to work.
		"${FILESDIR}"/239-change-paths-for-udev-rules-init-reboot.patch
		# Boot into multi-user.target instead of graphical.target.
		# Remove this patch once stackdriver logging agent is
		# upgraded with latest systemd version.
		"${FILESDIR}"/248-systemd-journald-support-old-format.patch
		"${FILESDIR}"/249-machine-id-setup-generate-machine-id-from-DMI-produc.patch
		"${FILESDIR}"/249-udevd-return-enosys-for-filtered-syscall.patch
		"${FILESDIR}"/249-enable-networkd-console-log.patch
		# This patch is backported for fixing systemd udevd issue. b/221173980.
		"${FILESDIR}"/250-backport-systemd-udevd-fix.patch
	)


	# This patch ensures non link local IPv4 is acquired on eth0 before moving forward;
	# On GCP, IPv4 address is required to access MDS.
	if use platform_gcp; then
	PATCHES+=(
		"${FILESDIR}"/249-Ensure-systemd-networkd-wait-online-service-waits-for-ipv4-lakitu.patch
	)
	else
	PATCHES+=(
		"${FILESDIR}"/248-networkd-wait-online-any-option.patch
	)

	fi


	#if ! use vanilla; then
	#	PATCHES+=(
	#		"${FILESDIR}/gentoo-generator-path-r2.patch"
	#		"${FILESDIR}/gentoo-systemctl-disable-sysv-sync-r1.patch"
	#		"${FILESDIR}/gentoo-journald-audit.patch"
	#	)
	#fi
	default
}

src_configure() {
	# Prevent conflicts with i686 cross toolchain, bug 559726
	tc-export AR CC NM OBJCOPY RANLIB

	# lakitu: Need python setup only when doc USE flag is
	# enabled
	use doc && python_setup

	multilib-minimal_src_configure
}

multilib_src_configure() {
	local myconf=(
		--localstatedir="${EPREFIX}/var"
		-Dsupport-url="https://gentoo.org/support/"
		-Dpamlibdir="$(getpam_mod_dir)"
		# avoid bash-completion dep
		-Dbashcompletiondir="$(get_bashcompdir)"
		# lakitu: Do not want the "split-usr" USE flag
		# as it uses rootprefix as "/" and lakitu currently
		# uses "/usr"
		# make sure we get /bin:/sbin in PATH
		-Dsplit-usr=true
		-Dsplit-bin=true
		-Drootprefix="$(usex split-usr "${EPREFIX:-/}" "${EPREFIX}/usr")"
		-Drootlibdir="${EPREFIX}/usr/$(get_libdir)"
		# Avoid infinite exec recursion, bug 642724
		-Dtelinit-path="${EPREFIX}/lib/sysvinit/telinit"
		# no deps
		-Dima=true
		-Ddefault-hierarchy=$(usex cgroup-hybrid hybrid unified)
		# Optional components/dependencies
		"$(meson_native_use_bool acl)"
		"$(meson_native_use_bool apparmor)"
		"$(meson_native_use_bool audit)"
		"$(meson_native_use_bool cryptsetup libcryptsetup)"
		"$(meson_native_use_bool curl libcurl)"
		"$(meson_native_use_bool dns-over-tls dns-over-tls)"
		"$(meson_native_use_bool elfutils)"
		"$(meson_native_use_bool fido2 libfido2)"
		"$(meson_use gcrypt)"
		"$(meson_native_use_bool gnuefi gnu-efi)"
		-Defi-includedir="${ESYSROOT}/usr/include/efi"
		-Defi-ld="$(tc-getLD)"
		-Defi-libdir="${ESYSROOT}/usr/$(get_libdir)"
		"$(meson_native_use_bool homed)"
		"$(meson_native_use_bool hwdb)"
		"$(meson_native_use_bool http microhttpd)"
		"$(meson_native_use_bool idn)"
		"$(meson_native_use_bool importd)"
		"$(meson_native_use_bool importd bzip2)"
		"$(meson_native_use_bool importd zlib)"
		"$(meson_native_use_bool kmod)"
		"$(meson_use lz4)"
		"$(meson_use lzma xz)"
		"$(meson_use zstd)"
		"$(meson_native_use_bool nat libiptc)"
		"$(meson_use pam)"
		"$(meson_native_use_bool pkcs11 p11kit)"
		"$(meson_native_use_bool pcre pcre2)"
		"$(meson_native_use_bool policykit polkit)"
		"$(meson_native_use_bool pwquality)"
		"$(meson_native_use_bool qrcode qrencode)"
		"$(meson_native_use_bool repart)"
		"$(meson_native_use_bool seccomp)"
		"$(meson_native_use_bool selinux)"
		"$(meson_native_use_bool tpm tpm2)"
		"$(meson_native_use_bool test dbus)"
		"$(meson_native_use_bool xkb xkbcommon)"
		# lakitu: specifying dbus policy dir path
		-Ddbuspolicydir="${EPREFIX}/etc/dbus-1/system.d"
		-Dntp-servers="0.gentoo.pool.ntp.org 1.gentoo.pool.ntp.org 2.gentoo.pool.ntp.org 3.gentoo.pool.ntp.org"
		# Breaks screen, tmux, etc.
		-Ddefault-kill-user-processes=false
		-Dcreate-log-dirs=false

		# multilib options
		"$(meson_native_true binfmt)"
		"$(meson_native_true coredump)"
		"$(meson_native_true hostnamed)"
		"$(meson_native_true ldconfig)"
		"$(meson_native_true networkd)"
		"$(meson_native_true timedated)"
		"$(meson_native_true tmpfiles)"
	)
	# lakitu: lakitu specific enabled features
	myconf+=(
		-Dbinfmt=true
		-Dcoredump=true
		-Dhostnamed=true
		-Dldconfig=true
		-Dnetworkd=true
		-Dutmp=true
		-Dtimedated=true
		-Dtmpfiles=true
	)

	# lakitu: disable all features not used and not disabled by USE flags.
	# multilib options
	myconf+=(
		-Dbacklight=false
		-Defi=false
		-Denvironment-d=false
		-Dfirstboot=false
		-Dhibernate=false
		-Dhwdb=false
		-Dlocaled=false
		-Dmachined=false
		-Dman=false
		-Dquotacheck=false
		-Drandomseed=false
		-Drfkill=false
		-Dsysusers=false
		-Dtimesyncd=false
		-Dvconsole=false
		-Dbump-proc-sys-fs-file-max=false
		-Dbump-proc-sys-fs-nr-open=false
		-Ddefault-mdns=no
		-Ddefault-llmnr=no
	)

	meson_src_configure "${myconf[@]}"
}

multilib_src_test() {
	unset DBUS_SESSION_BUS_ADDRESS XDG_RUNTIME_DIR
	meson_src_test
}

# lakitu: lakitu specific src_install customizations.
lakitu_src_install() {
	dosym /usr/bin/udevadm sbin/udevadm
	dosym /usr/lib/systemd/systemd-udevd sbin/udevd
	dosym /run/systemd/resolve/resolv.conf etc/resolv.conf
	dosym /usr/lib/systemd/system/multi-user.target usr/lib/systemd/system/default.target

	# Disable all sysctl settings. In ChromeOS sysctl.conf is
	# provided by chromeos-base.
	rm "${D}"/usr/lib/sysctl.d/*

	# Install our systemd-preset file.
	insinto /usr/lib/systemd/system-preset
	rm -f "${D}"/usr/lib/systemd/system-preset/*
	doins "${FILESDIR}"/00-lakitu.preset

	# Enable getty on tty1 if VT console is enabled as it is not
	# enabled by default post v242.
	if use vtconsole; then
		systemd_enable_service getty.target getty@tty1.service
	fi

	# Install network files.
	insinto /usr/lib/systemd/network
	doins "${FILESDIR}"/*.network

	if ! use predictable-interface-name; then
		# Turn off Predictable Network Interface Names to minimize the
		# upgrade side-effects.
		# https://www.freedesktop.org/wiki/Software/systemd/PredictableNetworkInterfaceNames/
		dosym /dev/null /etc/systemd/network/99-default.link
	fi

	# Install modprobe.d files.
	insinto /etc/modprobe.d
	doins modprobe.d/systemd.conf

	# Enable accounting for all supported controllers (CPU, Memory and Block)
	sed -i 's/#DefaultCPUAccounting=no/DefaultCPUAccounting=yes/' "${ED}"/etc/systemd/system.conf
	sed -i 's/#DefaultBlockIOAccounting=no/DefaultBlockIOAccounting=yes/' "${ED}"/etc/systemd/system.conf
	sed -i 's/#DefaultMemoryAccounting=no/DefaultMemoryAccounting=yes/' "${ED}"/etc/systemd/system.conf

	# Set default log rotation policy: 100M for each journal; 1G total.
	sed -i 's/#SystemMaxUse=/SystemMaxUse=1G/' "${ED}"/etc/systemd/journald.conf
	sed -i 's/#SystemMaxFileSize=/SystemMaxFileSize=100M/' "${ED}"/etc/systemd/journald.conf

	# Enable persistent storage for the journal
	sed -i 's/#Storage=auto/Storage=persistent/' "${ED}"/etc/systemd/journald.conf

	# Enale default multi-user.target services as all services are
	# by default disabled.
	systemd_enable_service multi-user.target dbus-org.freedesktop.network1.service
	systemd_enable_service multi-user.target dbus-org.freedesktop.resolve1.service
	systemd_enable_service multi-user.target systemd-networkd.service
	systemd_enable_service multi-user.target systemd-resolved.service
	systemd_enable_service multi-user.target remote-fs.target
	if use networkd-wait-online; then
		systemd_enable_service network-online.target systemd-networkd-wait-online.service
	fi
}

multilib_src_install_all() {
	local rootprefix=$(usex split-usr '' /usr)

	# meson doesn't know about docdir
	mv "${ED}"/usr/share/doc/{systemd,${PF}} || die

	use doc && einstalldocs
	# lakitu: Do not use nsswitch.conf
	#dodoc "${FILESDIR}"/nsswitch.conf

	if ! use resolvconf; then
		rm -f "${ED}${rootprefix}"/sbin/resolvconf || die
	fi

	rm "${ED}"/etc/init.d/README || die
	rm "${ED}${rootprefix}"/lib/systemd/system-generators/systemd-sysv-generator || die

	if ! use sysv-utils; then
		rm "${ED}${rootprefix}"/sbin/{halt,init,poweroff,reboot,runlevel,shutdown,telinit} || die
		rm "${ED}"/usr/share/man/man1/init.1 || die
		rm "${ED}"/usr/share/man/man8/{halt,poweroff,reboot,runlevel,shutdown,telinit}.8 || die
	fi

	if ! use resolvconf && ! use sysv-utils; then
		rmdir "${ED}${rootprefix}"/sbin || die
	fi

	# https://bugs.gentoo.org/761763
	# lakitu: File is not availble.
	#rm -r "${ED}"/usr/lib/sysusers.d || die

	# Preserve empty dirs in /etc & /var, bug #437008
	keepdir /etc/{binfmt.d,modules-load.d,tmpfiles.d}
	keepdir /etc/kernel/install.d
	keepdir /etc/systemd/{network,system,user}
	keepdir /etc/udev/rules.d

	if use hwdb; then
		keepdir /etc/udev/hwdb.d
	fi

	keepdir "${rootprefix}"/lib/systemd/{system-sleep,system-shutdown}
	keepdir /usr/lib/{binfmt.d,modules-load.d}
	keepdir /usr/lib/systemd/user-generators
	keepdir /var/lib/systemd
	keepdir /var/log/journal

	# lakitu: Comment out this symlink since Lakitu board depends
	# on /etc/sysctl.d/00-sysctl.conf, and this is a broken link.
	# After our recent reflactoring, we can use 99-sysctl.conf in
	# the board only so that the board derivied from project-lakitu
	# can override the settings using board specific ones.
	# Symlink /etc/sysctl.conf for easy migration.
	#dosym ../../../etc/sysctl.conf /usr/lib/sysctl.d/99-sysctl.conf

	if use pam; then
		newpamd "${FILESDIR}"/systemd-user.pam systemd-user
	fi

	# lakitu: lakitu specific
	lakitu_src_install

	# lakitu: Don't remove as these are present in systemd-232
	#if use hwdb; then
	#	rm -r "${ED}${rootprefix}"/lib/udev/hwdb.d || die
	#fi

	if use split-usr; then
		# Avoid breaking boot/reboot
		dosym ../../../lib/systemd/systemd /usr/lib/systemd/systemd
		dosym ../../../lib/systemd/systemd-shutdown /usr/lib/systemd/systemd-shutdown
	fi

	gen_usr_ldscript -a systemd udev
}

migrate_locale() {
	local envd_locale_def="${EROOT}/etc/env.d/02locale"
	local envd_locale=( "${EROOT}"/etc/env.d/??locale )
	local locale_conf="${EROOT}/etc/locale.conf"

	if [[ ! -L ${locale_conf} && ! -e ${locale_conf} ]]; then
		# If locale.conf does not exist...
		if [[ -e "${envd_locale}" ]]; then
			# ...either copy env.d/??locale if there's one
			ebegin "Moving ${envd_locale} to ${locale_conf}"
			mv "${envd_locale}" "${locale_conf}"
			eend ${?} || FAIL=1
		else
			# ...or create a dummy default
			ebegin "Creating ${locale_conf}"
			cat > "${locale_conf}" <<-EOF
				# This file has been created by the sys-apps/systemd ebuild.
				# See locale.conf(5) and localectl(1).

				# LANG=${LANG}
			EOF
			eend ${?} || FAIL=1
		fi
	fi

	if [[ ! -L ${envd_locale} ]]; then
		# now, if env.d/??locale is not a symlink (to locale.conf)...
		if [[ -e ${envd_locale} ]]; then
			# ...warn the user that he has duplicate locale settings
			ewarn
			ewarn "To ensure consistent behavior, you should replace ${envd_locale}"
			ewarn "with a symlink to ${locale_conf}. Please migrate your settings"
			ewarn "and create the symlink with the following command:"
			ewarn "ln -s -n -f ../locale.conf ${envd_locale}"
			ewarn
		else
			# ...or just create the symlink if there's nothing here
			ebegin "Creating ${envd_locale_def} -> ../locale.conf symlink"
			ln -n -s ../locale.conf "${envd_locale_def}"
			eend ${?} || FAIL=1
		fi
	fi
}

pkg_preinst() {
	if ! use split-usr; then
		local dir
		for dir in bin sbin lib; do
			if [[ ! ${EROOT}/${dir} -ef ${EROOT}/usr/${dir} ]]; then
				eerror "\"${EROOT}/${dir}\" and \"${EROOT}/usr/${dir}\" are not merged."
				eerror "One of them should be a symbolic link to the other one."
				FAIL=1
			fi
		done
		if [[ -n ${FAIL} ]]; then
			eerror "Migration to system layout with merged directories must be performed before"
			eerror "rebuilding ${CATEGORY}/${PN} with USE=\"-split-usr\" to avoid run-time breakage."
			#lakitu: split-usr is not enabled, but still showing the error and quits.
			#die "System layout with split directories still used"
		fi
	fi
}

pkg_postinst() {
	newusergroup() {
		enewgroup "$1"
		enewuser "$1" -1 -1 -1 "$1"
	}

	enewgroup input
	enewgroup systemd-journal
	enewgroup render
	enewgroup sgx
	enewgroup kvm
	enewgroup dialout
	newusergroup systemd-network
	newusergroup systemd-resolve
	newusergroup systemd-timesync
	systemd_update_catalog

	# Keep this here in case the database format changes so it gets updated
	# when required.
	if use hwdb; then
		systemd-hwdb --root="${ROOT}" update
	fi

	udev_reload || FAIL=1

	# Bug 465468, make sure locales are respected, and ensure consistency
	# between OpenRC & systemd
	migrate_locale

	if [[ -z ${REPLACING_VERSIONS} ]]; then
		if type systemctl &>/dev/null; then
			systemctl --root="${ROOT:-/}" enable getty@.service remote-fs.target || FAIL=1
		fi
		elog "To enable a useful set of services, run the following:"
		elog "  systemctl preset-all --preset-mode=enable-only"
	fi

	if [[ -L ${EROOT}/var/lib/systemd/timesync ]]; then
		rm "${EROOT}/var/lib/systemd/timesync"
	fi

	if [[ -n ${FAIL} ]]; then
		eerror "One of the postinst commands failed. Please check the postinst output"
		eerror "for errors. You may need to clean up your system and/or try installing"
		eerror "systemd again."
		eerror
	fi
}

pkg_prerm() {
	# If removing systemd completely, remove the catalog database.
	if [[ -n ${REPLACED_BY_VERSION} ]]; then
		rm -f -v "${EROOT}"/var/lib/systemd/catalog/database
	fi
}