File powerdevil-Remove-systemd-version-checks.patch of Package kdebase4-workspace

From 433263359ff20f6fe1a09f27b01887988c77129b Mon Sep 17 00:00:00 2001
From: Kai Uwe Broulik <kde@privat.broulik.de>
Date: Mon, 15 Dec 2014 22:06:22 +0100
Subject: [PATCH] Remove systemd version checks

Given systemd 195 and 198 were released in October 2012 and March 2013, respectively,
it should be safe to remove them. This makes it more predictable when PowerDevil will
use the logind interface to suspend the session.

REVIEW: 121537
---
 daemon/BackendConfig.cmake                    |  4 --
 .../upower/dbus/com.ubuntu.Upstart.xml        |  8 ----
 .../upower/powerdevilupowerbackend.cpp        | 42 ++-----------------
 3 files changed, 3 insertions(+), 51 deletions(-)
 delete mode 100644 daemon/backends/upower/dbus/com.ubuntu.Upstart.xml

diff --git a/powerdevil/daemon/BackendConfig.cmake b/powerdevil/daemon/BackendConfig.cmake
index 4d2e7775..295a8a2b 100644
--- a/powerdevil/daemon/BackendConfig.cmake
+++ b/powerdevil/daemon/BackendConfig.cmake
@@ -35,10 +35,6 @@ if (UDEV_FOUND)
     ${CMAKE_CURRENT_SOURCE_DIR}/backends/upower/dbus/org.freedesktop.UPower.KbdBacklight.xml
     upower_kbdbacklight_interface)
 
-    qt4_add_dbus_interface(powerdevilupowerbackend_SRCS
-    ${CMAKE_CURRENT_SOURCE_DIR}/backends/upower/dbus/com.ubuntu.Upstart.xml
-    upstart_interface)
-
     set(powerdevilupowerbackend_LIBS ${X11_LIBRARIES} ${QT_QTGUI_LIBRARY} ${X11_Xrandr_LIB} ${KDE4_KDEUI_LIBRARY} ${UDEV_LIBS})
 
     ## backlight helper executable
diff --git a/powerdevil/daemon/backends/upower/dbus/com.ubuntu.Upstart.xml b/powerdevil/daemon/backends/upower/dbus/com.ubuntu.Upstart.xml
deleted file mode 100644
index dc7ae42d..00000000
--- a/powerdevil/daemon/backends/upower/dbus/com.ubuntu.Upstart.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN"
-"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">
-<node name="/com/ubuntu/Upstart">
-  <interface name="com.ubuntu.Upstart0_6">
-    <property name="version" type="s" access="read"/>
-  </interface>
-</node>
-
diff --git a/powerdevil/daemon/backends/upower/powerdevilupowerbackend.cpp b/powerdevil/daemon/backends/upower/powerdevilupowerbackend.cpp
index 263788d0..97c9a994 100644
--- a/powerdevil/daemon/backends/upower/powerdevilupowerbackend.cpp
+++ b/powerdevil/daemon/backends/upower/powerdevilupowerbackend.cpp
@@ -33,46 +33,10 @@
 #include "xrandrbrightness.h"
 #include "upowersuspendjob.h"
 #include "login1suspendjob.h"
-#include "upstart_interface.h"
 #include "udevqt.h"
 
 #define HELPER_ID "org.kde.powerdevil.backlighthelper"
 
-bool checkSystemdVersion(uint requiredVersion)
-{
-
-    QDBusInterface systemdIface("org.freedesktop.systemd1", "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager",
-                                QDBusConnection::systemBus(), 0);
-
-    const QString reply = systemdIface.property("Version").toString();
-
-    QRegExp expsd("(systemd )?([0-9]+)");
-
-    if (expsd.exactMatch(reply)) {
-        const uint version = expsd.cap(2).toUInt();
-        return (version >= requiredVersion);
-    }
-
-    // Since version 1.11 Upstart user sessions implement the exact same API as logind
-    // and are going to the maintain the API in future releases.
-    // Hence, powerdevil can support this init system as well
-    // This has no effect on systemd integration since the check is done after systemd
-    ComUbuntuUpstart0_6Interface upstartInterface(QLatin1String("com.ubuntu.Upstart"),
-                                                  QLatin1String("/com/ubuntu/Upstart"),
-                                                  QDBusConnection::sessionBus());
-
-    QRegExp exp("(?:init \\()?upstart ([0-9.]+)(?:\\))?");
-    if(exp.exactMatch(upstartInterface.version())) {
-        // Only keep the X.Y part of a X.Y.Z version
-        QStringList items = exp.cap(1).split('.').mid(0, 2);
-        const float upstartVersion = items.join(QString('.')).toFloat();
-        return upstartVersion >= 1.1;
-    }
-
-    kDebug() << "No appropriate systemd version or upstart version found";
-    return false;
-}
-
 PowerDevilUPowerBackend::PowerDevilUPowerBackend(QObject* parent)
     : BackendInterface(parent),
       m_brightnessControl(0), m_kbdMaxBrightness(0),
@@ -231,7 +195,7 @@ void PowerDevilUPowerBackend::init()
 
     // Supported suspend methods
     SuspendMethods supported = UnknownSuspendMethod;
-    if (m_login1Interface && checkSystemdVersion(195)) {
+    if (m_login1Interface) {
         QDBusPendingReply<QString> canSuspend = m_login1Interface.data()->asyncCall("CanSuspend");
         canSuspend.waitForFinished();
         if (canSuspend.isValid() && (canSuspend.value() == "yes" || canSuspend.value() == "challenge"))
@@ -259,7 +223,7 @@ void PowerDevilUPowerBackend::init()
     }
 
     // "resuming" signal
-    if (m_login1Interface && checkSystemdVersion(198)) {
+    if (m_login1Interface) {
         connect(m_login1Interface.data(), SIGNAL(PrepareForSleep(bool)), this, SLOT(slotLogin1Resuming(bool)));
     } else {
         connect(m_upowerInterface, SIGNAL(Resuming()), this, SIGNAL(resumeFromSuspend()));
@@ -431,7 +395,7 @@ void PowerDevilUPowerBackend::onKeyboardBrightnessChanged(int value)
 
 KJob* PowerDevilUPowerBackend::suspend(PowerDevil::BackendInterface::SuspendMethod method)
 {
-    if (m_login1Interface && checkSystemdVersion(195)) {
+    if (m_login1Interface) {
         return new Login1SuspendJob(m_login1Interface.data(), method, supportedSuspendMethods());
     } else {
         return new UPowerSuspendJob(m_upowerInterface, method, supportedSuspendMethods());
-- 
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