if [ "$SAGE_LOCAL" = "" ]; then
   echo "SAGE_LOCAL undefined ... exiting";
   echo "Maybe run 'sage -sh'?"
   exit 1
fi

echo "Clean out old boost headers"
rm -rf "${SAGE_LOCAL}"/include/boost
if ! [ $? -eq 0 ]; then
    echo "Failed to delete old boost headers."
    exit 1
fi

echo "Copying over new boost headers"
cp -r src/boost "${SAGE_LOCAL}"/include/
if ! [ $? -eq 0 ]; then
    echo "Failed to install new boost headers."
    exit 1
fi

