diff -up plasma-workspace-5.4.2/startkde/startkde.cmake.startkde plasma-workspace-5.4.2/startkde/startkde.cmake
--- plasma-workspace-5.4.2/startkde/startkde.cmake.startkde	2015-10-01 04:56:51.000000000 -0500
+++ plasma-workspace-5.4.2/startkde/startkde.cmake	2015-10-05 14:34:56.350411466 -0500
@@ -16,25 +16,22 @@ trap 'echo GOT SIGHUP' HUP
 # we have to unset this for Darwin since it will screw up KDE's dynamic-loading
 unset DYLD_FORCE_FLAT_NAMESPACE
 
-# in case we have been started with full pathname spec without being in PATH
-bindir=`echo "$0" | sed -n 's,^\(/.*\)/[^/][^/]*$,\1,p'`
-if [ -n "$bindir" ]; then
-  qbindir=`qtpaths --binaries-dir`
-  qdbus=$qbindir/qdbus
-  case $PATH in
-    $bindir|$bindir:*|*:$bindir|*:$bindir:*) ;;
-    *) PATH=$bindir:$PATH; export PATH;;
-  esac
-else
-  qdbus=qdbus
-fi
+qdbus=qdbus-qt5
+
+# See http://bugzilla.redhat.com/537609 , a naive attempt to drop dep
+# on xmessage and allow alternatives like zenity.
+message() {
+  xmessage -geometry 500x100 "$1" > /dev/null 2>/dev/null || \
+    zenity --info --text="$1" > /dev/null 2>/dev/null ||:
+  return $?
+}
 
 # Check if a KDE session already is running and whether it's possible to connect to X
 kcheckrunning
 kcheckrunning_result=$?
 if test $kcheckrunning_result -eq 0 ; then
 	echo "KDE seems to be already running on this display."
-	xmessage -geometry 500x100 "KDE seems to be already running on this display." > /dev/null 2>/dev/null
+	message "KDE seems to be already running on this display." > /dev/null 2>/dev/null
 	exit 1
 elif test $kcheckrunning_result -eq 2 ; then
 	echo "\$DISPLAY is not set or cannot connect to the X server."
@@ -90,53 +87,10 @@ test -f $exportformatssettings && {
     . $exportformatssettings
 }
 
-# Write a default kdeglobals file to set up the font
-kdeglobalsfile=$configDir/kdeglobals
-test -f $kdeglobalsfile || {
-cat >$kdeglobalsfile <<EOF
-[General]
-XftAntialias=true
-XftHintStyle=hintmedium
-XftSubPixel=none
-EOF
-}
-
-# Make sure the Oxygen font is installed
-# This is necessary for setups where CMAKE_INSTALL_PREFIX
-# is not in /usr. fontconfig looks in /usr, ~/.fonts and
-# $XDG_DATA_HOME for fonts. In this case, we symlink the
-# Oxygen font under ${XDG_DATA_HOME} and make it known to
-# fontconfig
-
-usr_share="/usr/share"
-install_share="@CMAKE_INSTALL_PREFIX@/@SHARE_INSTALL_PREFIX@"
-
-if [ ! $install_share = $usr_share ]; then
-
-    if [ ${XDG_DATA_HOME} ]; then
-        fontsDir="${XDG_DATA_HOME}/fonts"
-    else
-        fontsDir="${HOME}/.fonts"
-    fi
-
-    test -d $fontsDir || {
-        mkdir -p $fontsDir
-    }
-
-    oxygenDir=$fontsDir/oxygen
-    prefixDir="@CMAKE_INSTALL_PREFIX@/@SHARE_INSTALL_PREFIX@/fonts/oxygen"
-
-    # if the oxygen dir doesn't exist, create a symlink to be sure that the
-    # Oxygen font is available to the user
-    test -d $oxygenDir || test -d $prefixDir && {
-        test -h $oxygenDir || ln -s $prefixDir $oxygenDir && fc-cache $oxygenDir
-    }
-fi
-
 kstartupconfig5
 returncode=$?
 if test $returncode -ne 0; then
-    xmessage -geometry 500x100 "kstartupconfig5 does not exist or fails. The error code is $returncode. Check your installation."
+    message "kstartupconfig5 does not exist or fails. The error code is $returncode. Check your installation."
     exit 1
 fi
 [ -r $configDir/startupconfig ] && . $configDir/startupconfig
@@ -206,52 +160,10 @@ scriptpath=`qtpaths --paths ConfigLocati
 # Add /env/ to the directory to locate the scripts to be sourced
 for prefix in `echo $scriptpath`; do
   for file in "$prefix"/env/*.sh; do
-    (test -r "$file" && . "$file") || :
+    test -r "$file" && . "$file" || :
   done
 done
 
-# Activate the kde font directories.
-#
-# There are 4 directories that may be used for supplying fonts for KDE.
-#
-# There are two system directories. These belong to the administrator.
-# There are two user directories, where the user may add her own fonts.
-#
-# The 'override' versions are for fonts that should come first in the list,
-# i.e. if you have a font in your 'override' directory, it will be used in
-# preference to any other.
-#
-# The preference order looks like this:
-# user override, system override, X, user, system
-#
-# Where X is the original font database that was set up before this script
-# runs.
-
-usr_odir=$HOME/.fonts/kde-override
-usr_fdir=$HOME/.fonts
-
-if test -n "$KDEDIRS"; then
-  kdedirs_first=`echo "$KDEDIRS"|sed -e 's/:.*//'`
-  sys_odir=$kdedirs_first/share/fonts/override
-  sys_fdir=$kdedirs_first/share/fonts
-else
-  sys_odir=$KDEDIR/share/fonts/override
-  sys_fdir=$KDEDIR/share/fonts
-fi
-
-# We run mkfontdir on the user's font dirs (if we have permission) to pick
-# up any new fonts they may have installed. If mkfontdir fails, we still
-# add the user's dirs to the font path, as they might simply have been made
-# read-only by the administrator, for whatever reason.
-
-test -d "$sys_odir" && xset +fp "$sys_odir"
-test -d "$usr_odir" && (mkfontdir "$usr_odir" ; xset +fp "$usr_odir")
-test -d "$usr_fdir" && (mkfontdir "$usr_fdir" ; xset fp+ "$usr_fdir")
-test -d "$sys_fdir" && xset fp+ "$sys_fdir"
-
-# Ask X11 to rebuild its font list.
-xset fp rehash
-
 # Set a left cursor instead of the standard X11 "X" cursor, since I've heard
 # from some users that they're confused and don't know what to do. This is
 # especially necessary on slow machines, where starting KDE takes one or two
@@ -262,26 +174,8 @@ xset fp rehash
 #
 xsetroot -cursor_name left_ptr
 
-# Get Ghostscript to look into user's KDE fonts dir for additional Fontmap
-if test -n "$GS_LIB" ; then
-    GS_LIB=$usr_fdir:$GS_LIB
-    export GS_LIB
-else
-    GS_LIB=$usr_fdir
-    export GS_LIB
-fi
-
 echo 'startkde: Starting up...'  1>&2
 
-# Make sure that the KDE prefix is first in XDG_DATA_DIRS and that it's set at all.
-# The spec allows XDG_DATA_DIRS to be not set, but X session startup scripts tend
-# to set it to a list of paths *not* including the KDE prefix if it's not /usr or
-# /usr/local.
-if test -z "$XDG_DATA_DIRS"; then
-    XDG_DATA_DIRS="@CMAKE_INSTALL_PREFIX@/@SHARE_INSTALL_PREFIX@:/usr/share:/usr/local/share"
-fi
-export XDG_DATA_DIRS
-
 # Make sure that D-Bus is running
 # D-Bus autolaunch is broken
 if test -z "$DBUS_SESSION_BUS_ADDRESS" ; then
@@ -292,7 +186,7 @@ if $qdbus >/dev/null 2>/dev/null; then
 else
     echo 'startkde: Could not start D-Bus. Can you call qdbus?'  1>&2
     test -n "$ksplash_pid" && kill "$ksplash_pid" 2>/dev/null
-    xmessage -geometry 500x100 "Could not start D-Bus. Can you call qdbus?"
+    message "Could not start D-Bus. Can you call qdbus?"
     exit 1
 fi
 
@@ -348,18 +242,16 @@ if test $? -ne 0; then
   # Startup error
   echo 'startkde: Could not sync environment to dbus.'  1>&2
   test -n "$ksplash_pid" && kill "$ksplash_pid" 2>/dev/null
-  xmessage -geometry 500x100 "Could not sync environment to dbus."
+  message "Could not sync environment to dbus."
   exit 1
 fi
 
-# We set LD_BIND_NOW to increase the efficiency of kdeinit.
-# kdeinit unsets this variable before loading applications.
-LD_BIND_NOW=true @CMAKE_INSTALL_FULL_LIBEXECDIR_KF5@/start_kdeinit_wrapper --kded +kcminit_startup
+@CMAKE_INSTALL_FULL_LIBEXECDIR_KF5@/start_kdeinit_wrapper --kded +kcminit_startup
 if test $? -ne 0; then
   # Startup error
   echo 'startkde: Could not start kdeinit5. Check your installation.'  1>&2
   test -n "$ksplash_pid" && kill "$ksplash_pid" 2>/dev/null
-  xmessage -geometry 500x100 "Could not start kdeinit5. Check your installation."
+  message "Could not start kdeinit5. Check your installation."
   exit 1
 fi
 
@@ -383,7 +275,7 @@ if test $? -eq 255; then
   # Startup error
   echo 'startkde: Could not start ksmserver. Check your installation.'  1>&2
   test -n "$ksplash_pid" && kill "$ksplash_pid" 2>/dev/null
-  xmessage -geometry 500x100 "Could not start ksmserver. Check your installation."
+  message "Could not start ksmserver. Check your installation."
 fi
 
 wait_drkonqi=`kreadconfig5 --file startkderc --group WaitForDrKonqi --key Enabled --default true`