+cp -f ${PRODUCT_DIR}_SRC/libsrc/interface/nglib.h ${PRODUCT_DIR}/include
+for directory in csg general geom2d gprim linalg occ meshing opti stlgeom ; do
+ cp -f ${PRODUCT_DIR}_SRC/libsrc/${directory}/*.hpp ${PRODUCT_DIR}/include
+done
+cp -f ${PRODUCT_DIR}_SRC/libsrc/include/mystdlib.h ${PRODUCT_DIR}_SRC/libsrc/include/mydefs.hpp ${PRODUCT_DIR}/include
+
+#du -sk ${PRODUCT_DIR}_SRC > ${PRODUCT_DIR}/size.log
+cd ${PRODUCT_DIR};
+
+# remove sources and temporary files after building
+if [ ${REMOVE_SRC_TMP} == "TRUE" ] ; then
+ test -d ${PRODUCT_DIR}_SRC && rm -fr ${PRODUCT_DIR}_SRC
+fi