--- /dev/null
+From 7a8024639ee3ae7e128a9dc3efce90a07b4d316c Mon Sep 17 00:00:00 2001
+From: Eric Koegel <eric.koegel@gmail.com>
+Date: Mon, 6 Jul 2015 11:16:38 +0300
+Subject: [PATCH] ConsoleKit2 support for system actions
+
+This adds support for calling ConsoleKit2's DBUS API for shutdown,
+reboot, suspend, and hibernate. It does so by using the exact same
+interface as login1, making it a shared seat manager backend.
+---
+ INSTALL | 4 ++--
+ src/daemon/PowerManager.cpp | 26 +++++++++++++++++---------
+ 2 files changed, 19 insertions(+), 11 deletions(-)
+
+diff --git a/INSTALL b/INSTALL
+index 77b6a8b..5d16710 100644
+--- a/INSTALL
++++ b/INSTALL
+@@ -30,8 +30,8 @@ its home set to `/var/lib/sddm` by default.
+ SDDM depends on PAM for authorization and XCB to communicate with the X server.
+ Apart from other things, it also depends on Qt for the user interface and event
+ loop management.
+-SDDM can optionally make use of logind (the systemd login manager API) or
+-upower to enable support for suspend, hibernate etc.
++SDDM can optionally make use of logind (the systemd login manager API), or
++ConsoleKit2, or upower to enable support for suspend, hibernate etc.
+ In order to build the man pages, you will need `rst2man` installed. It is
+ provided by the python `docutils` package
+
+diff --git a/src/daemon/PowerManager.cpp b/src/daemon/PowerManager.cpp
+index 3a4d25d..6329032 100644
+--- a/src/daemon/PowerManager.cpp
++++ b/src/daemon/PowerManager.cpp
+@@ -59,8 +59,8 @@ namespace SDDM {
+
+ class UPowerBackend : public PowerManagerBackend {
+ public:
+- UPowerBackend() {
+- m_interface = new QDBusInterface(UPOWER_SERVICE, UPOWER_PATH, UPOWER_OBJECT, QDBusConnection::systemBus());
++ UPowerBackend(const QString & service, const QString & path, const QString & interface) {
++ m_interface = new QDBusInterface(service, path, interface, QDBusConnection::systemBus());
+ }
+
+ ~UPowerBackend() {
+@@ -110,20 +110,24 @@ namespace SDDM {
+ };
+
+ /**********************************************/
+- /* LOGIN1 BACKEND */
++ /* LOGIN1 && ConsoleKit2 BACKEND */
+ /**********************************************/
+
+ #define LOGIN1_SERVICE QStringLiteral("org.freedesktop.login1")
+ #define LOGIN1_PATH QStringLiteral("/org/freedesktop/login1")
+ #define LOGIN1_OBJECT QStringLiteral("org.freedesktop.login1.Manager")
+
+- class Login1Backend : public PowerManagerBackend {
++#define CK2_SERVICE QStringLiteral("org.freedesktop.ConsoleKit")
++#define CK2_PATH QStringLiteral("/org/freedesktop/ConsoleKit/Manager")
++#define CK2_OBJECT QStringLiteral("org.freedesktop.ConsoleKit.Manager")
++
++ class SeatManagerBackend : public PowerManagerBackend {
+ public:
+- Login1Backend() {
+- m_interface = new QDBusInterface(LOGIN1_SERVICE, LOGIN1_PATH, LOGIN1_OBJECT, QDBusConnection::systemBus());
++ SeatManagerBackend(const QString & service, const QString & path, const QString & interface) {
++ m_interface = new QDBusInterface(service, path, interface, QDBusConnection::systemBus());
+ }
+
+- ~Login1Backend() {
++ ~SeatManagerBackend() {
+ delete m_interface;
+ }
+
+@@ -194,11 +198,15 @@ namespace SDDM {
+
+ // check if login1 interface exists
+ if (interface->isServiceRegistered(LOGIN1_SERVICE))
+- m_backends << new Login1Backend();
++ m_backends << new SeatManagerBackend(LOGIN1_SERVICE, LOGIN1_PATH, LOGIN1_OBJECT);
++
++ // check if ConsoleKit2 interface exists
++ if (interface->isServiceRegistered(CK2_SERVICE))
++ m_backends << new SeatManagerBackend(CK2_SERVICE, CK2_PATH, CK2_OBJECT);
+
+ // check if upower interface exists
+ if (interface->isServiceRegistered(UPOWER_SERVICE))
+- m_backends << new UPowerBackend();
++ m_backends << new UPowerBackend(UPOWER_SERVICE, UPOWER_PATH, UPOWER_OBJECT);
+ }
+
+ PowerManager::~PowerManager() {
--- /dev/null
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=5
+inherit cmake-utils toolchain-funcs user
+
+DESCRIPTION="Simple Desktop Display Manager"
+HOMEPAGE="https://github.com/sddm/sddm"
+SRC_URI="https://github.com/${PN}/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+KEYWORDS="~amd64 ~arm ~x86"
+
+LICENSE="GPL-2+ MIT CC-BY-3.0 public-domain"
+SLOT="0"
+IUSE="consolekit systemd +upower"
+REQUIRED_USE="?? ( upower systemd )"
+
+RDEPEND="
+ dev-qt/qtcore:5
+ dev-qt/qtdbus:5
+ dev-qt/qtdeclarative:5
+ dev-qt/linguist-tools:5
+ dev-qt/qttest:5
+ sys-libs/pam
+ >=x11-base/xorg-server-1.15.1
+ x11-libs/libxcb[xkb(-)]
+ consolekit? ( >=sys-auth/consolekit-0.9.4 )
+ systemd? ( sys-apps/systemd:= )
+ upower? ( || ( sys-power/upower sys-power/upower-pm-utils ) )"
+DEPEND="${RDEPEND}
+ >=sys-devel/gcc-4.7.0
+ virtual/pkgconfig"
+
+PATCHES=(
+ "${FILESDIR}/${P}-consolekit2.patch"
+ "${FILESDIR}/${P}-dbus-config.patch"
+)
+
+pkg_pretend() {
+ if [[ ${MERGE_TYPE} != binary && $(tc-getCC) == *gcc* ]]; then
+ if [[ $(gcc-major-version) -lt 4 || $(gcc-major-version) == 4 && $(gcc-minor-version) -lt 7 ]] ; then
+ die 'The active compiler needs to be gcc 4.7 (or newer)'
+ fi
+ fi
+}
+
+pkg_setup() {
+ enewgroup ${PN}
+ enewuser ${PN} -1 -1 /var/lib/sddm ${PN}
+}
+
+src_prepare() {
+ cmake-utils_src_prepare
+
+ use consolekit && epatch "${FILESDIR}/${PN}-0.10.0-consolekit.patch"
+ use upower && epatch "${FILESDIR}/${P}-upower.patch"
+
+ # respect user's cflags
+ sed -e 's|-Wall -march=native||' \
+ -e 's|-O2||' \
+ -i CMakeLists.txt || die 'sed failed'
+}
+
+src_configure() {
+ local mycmakeargs=(
+ $(cmake-utils_use_no systemd SYSTEMD)
+ -DDBUS_CONFIG_FILENAME:STRING="org.freedesktop.sddm.conf"
+ )
+ cmake-utils_src_configure
+}
+
+pkg_postinst() {
+ ewarn "Add the sddm user manually to the video group"
+ ewarn "if you experience flickering or other rendering issues of sddm-greeter"
+ ewarn "see https://github.com/gentoo/qt/pull/52"
+}