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diff --git a/src/Spatial_searching/example/CMakeLists.txt b/src/Spatial_searching/example/CMakeLists.txt
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+cmake_minimum_required(VERSION 2.6)
+project(Spatial_searching_examples)
+
+if(CGAL_FOUND)
+ if (NOT CGAL_VERSION VERSION_LESS 4.8.0)
+ message(STATUS "CGAL version: ${CGAL_VERSION}.")
+
+ message(STATUS "Eigen3 version: ${EIGEN3_VERSION}.")
+ include( ${EIGEN3_USE_FILE} )
+ include_directories (BEFORE "../../include")
+
+ add_executable( Spatial_searching_example_spatial_searching example_spatial_searching.cpp )
+ else()
+ message(WARNING "CGAL version: ${CGAL_VERSION} is too old to compile Spatial_searching examples. Version 4.8.0 is required.")
+ endif ()
+else()
+ message(WARNING "CGAL not found. It is required for the Spatial_searching examples.")
+endif()