Mine

PLATFORM=lin
XILINX=/home/jmkasunich/xilinx
export XILINX

if [ -n "$LMC_HOME" ]
then
   LMC_HOME=${XILINX}/smartmodel/${PLATFORM}/installed_lin:${LMC_HOME}
else
   LMC_HOME=${XILINX}/smartmodel/${PLATFORM}/installed_lin
fi
export LMC_HOME

if [ -n "$PATH" ]
then
   PATH=${XILINX}/bin/${PLATFORM}:${PATH}
else
   PATH=${XILINX}/bin/${PLATFORM}
fi
export PATH

if [ -n "$LD_LIBRARY_PATH" ]
then
   LD_LIBRARY_PATH=${XILINX}/bin/${PLATFORM}:/usr/X11R6/lib:${LD_LIBRARY_PATH}
else
   LD_LIBRARY_PATH=${XILINX}/bin/${PLATFORM}:/usr/X11R6/lib
fi
export LD_LIBRARY_PATH

if [ -n "$NPX_PLUGIN_PATH" ]
then
   NPX_PLUGIN_PATH=${XILINX}/java/${PLATFORM}/jre/plugin/i386/ns4:${NPX_PLUGIN_PATH}
else
   NPX_PLUGIN_PATH=${XILINX}/java/${PLATFORM}/jre/plugin/i386/ns4
fi
export NPX_PLUGIN_PATH

myxilinxrc=${HOME}/.qt/xilinxrc

if [ -d "${SYSCONF}/xilinxrc" -a ! -f "$myxilinxrc" ]
then cp "${SYSCONF}/xilinxrc" "$myxilinxrc"
elif [ -f "/Xilinx/xilinxrc" -a ! -f "$myxilinxrc" ]
then cp "/Xilinx/xilinxrc" "$myxilinxrc"
fi