Someone

export KDEDIR=/opt/kde4
export KDEHOME=$HOME/.kde4
export KDETMP=/tmp/$USER-kde4
mkdir -p $KDETMP
export KDEDIRS=$KDEDIR:/usr
export PATH=$PATH:$KDEDIR/bin 
export LD_LIBRARY_PATH=$KDEDIR/lib:$LD_LIBRARY_PATH
export MANPATH=$MANPATH:$KDEDIR/man 
export PKG_CONFIG_PATH=$KDEDIR/lib/pkgconfig:$PKG_CONFIG_PATH

if [ ! -z $XDG_DATA_DIRS ]; then 
  export XDG_DATA_DIRS=$XDG_DATA_DIRS:$KDEDIR/share 
else 
  export XDG_DATA_DIRS=$KDEDIR/share 
fi 
if [ ! -z $XDG_CONFIG_DIRS ]; then 
  export XDG_CONFIG_DIRS=$XDG_CONFIG_DIRS:$KDEDIR/etc/xdg 
else 
  export XDG_CONFIG_DIRS=$KDEDIR/etc/xdg 
fi

# build and src folders
# you might want to change these!
export KDE_BUILD=/usr/src/kde4/build
export KDE_SRC=/usr/src/kde4/
 
# This will make the debug output prettier
export KDE_COLOR_DEBUG=1
export QTEST_COLORED=1