Make sure we use recent versions of CGAL.

diff --git a/cmake/modules/FindCGAL.cmake b/cmake/modules/FindCGAL.cmake
index 8262f941a770a95b5c437a0642e5359d831d1b3c..494bd72d13c16d80fc314b2e834210466721a711 100644 (file)
--- a/cmake/modules/FindCGAL.cmake
+++ b/cmake/modules/FindCGAL.cmake
@@ -31,12 +31,13 @@ ENDIF()
 IF(DEAL_II_HAVE_CXX17)
   # temporarily disable ${CMAKE_SOURCE_DIR}/cmake/modules for module lookup
   LIST(REMOVE_ITEM CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/modules/)
-  FIND_PACKAGE(CGAL)
+  FIND_PACKAGE(CGAL 5.0)
   LIST(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/modules/)
-  IF(CGAL_HEADER_ONLY)
+  IF(NOT CGAL_HEADER_ONLY)
     SET(CGAL_LIBS "-NOTFOUND")
-  ELSE(CGAL_HEADER_ONLY)
-    SET(CGAL_LIBS "${CGAL_CONFIGURED_LIBRARIES}")
+    MESSAGE(STATUS "CGAL wrappers require header only version of CGAL.")
+  ELSE()
+    SET(CGAL_LIBS CGAL::CGAL)
   ENDIF(CGAL_HEADER_ONLY)
 ELSE(DEAL_II_HAVE_CXX17)
   SET(CGAL_FOUND FALSE)