From f5d4475efc1a54400a8e75710317f5de1b1a68b5 Mon Sep 17 00:00:00 2001
From: Newbyte <newbie13xd@gmail.com>
Date: Fri, 23 Oct 2020 12:23:43 +0200
Subject: [PATCH] Fix build when SDL2 is built with DirectFB support

---
 CMakeLists.txt | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 93d75eb57..d0e688e1c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -304,6 +304,12 @@ if (NOT SERVER_ONLY)
         include_directories("${SDL2_INCLUDEDIR}")
         MESSAGE(STATUS "Use system SDL2: ${SDL2_LIBRARY}")
     endif()
+    # DirectFB. Necessary if system SDL2 is built with DirectFB support.
+    find_path(DIRECTFB_INCLUDEDIR NAMES directfb.h directfb++.h PATH_SUFFIXES directfb include/directfb include PATHS)
+    if (DIRECTFB_INCLUDEDIR)
+        include_directories("${DIRECTFB_INCLUDEDIR}")
+        message(STATUS "Adding DirectFB include directories for DirectFB support in SDL2")
+    endif()
 endif()
 
 # Build the irrlicht library