From 49dea30a11569c0a304e051c12173d9067be6a58 Mon Sep 17 00:00:00 2001
From: Tim Niklas Uhl <uhl@kit.edu>
Date: Fri, 10 Jan 2025 10:56:28 +0100
Subject: [PATCH] Fix CGAL support for CGAL version 6+ (#56)

CGAL defines proper CMake targets since v5, and the previous way of including CGAL from CMake was removed with v6.
---
 CMakeLists.txt | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8cea56b..1d9bd48 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -171,8 +171,12 @@ if (KAGEN_USE_CGAL)
     set(CGAL_DONT_OVERRIDE_CMAKE_FLAGS TRUE CACHE BOOL "Force CGAL to maintain CMAKE flags")
     find_package(CGAL QUIET)
     if (CGAL_FOUND)
-        add_definitions(-DKAGEN_CGAL_FOUND) 
+      add_definitions(-DKAGEN_CGAL_FOUND)
+      if (${CGAL_VERSION} VERSION_GREATER_EQUAL 5)
+	list(APPEND KAGEN_LINK_LIBRARIES CGAL::CGAL)
+      else()
         include(${CGAL_USE_FILE})
+      endif()
     else ()
         message(STATUS "Could not find the CGAL library: Random Delaunay Graphs will not be available")
     endif ()