From dbf8021ccdfb6984d9aefab9504a5376e6ade947 Mon Sep 17 00:00:00 2001
From: Stephen Birarda <commit@birarda.com>
Date: Fri, 7 Mar 2014 12:07:19 -0800
Subject: [PATCH] include GLUT and OpenGL dirs as system includes

---
 cmake/modules/FindGLUT.cmake | 2 +-
 interface/CMakeLists.txt     | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/cmake/modules/FindGLUT.cmake b/cmake/modules/FindGLUT.cmake
index 8a73d7689b..965613cff9 100644
--- a/cmake/modules/FindGLUT.cmake
+++ b/cmake/modules/FindGLUT.cmake
@@ -64,7 +64,7 @@ elseif()
       )
   endif ()
 
-  if(GLUT_INCLUDE_DIR AND GLUT_glut_LIBRARY)
+  if (GLUT_INCLUDE_DIR AND GLUT_glut_LIBRARY)
     # Is -lXi and -lXmu required on all platforms that have it?
     # If not, we need some way to figure out what platform we are on.
     set(GLUT_LIBRARIES ${GLUT_glut_LIBRARY} ${GLUT_Xmu_LIBRARY} ${GLUT_Xi_LIBRARY})
diff --git a/interface/CMakeLists.txt b/interface/CMakeLists.txt
index ff0c6c3a42..3e63718231 100644
--- a/interface/CMakeLists.txt
+++ b/interface/CMakeLists.txt
@@ -215,7 +215,7 @@ else (APPLE)
     find_package(OpenGL REQUIRED)
     find_package(GLUT REQUIRED)
     
-    include_directories("${GLUT_INCLUDE_DIR}" "${OPENGL_INCLUDE_DIR}")
+    include_directories(SYSTEM "${GLUT_INCLUDE_DIR}" "${OPENGL_INCLUDE_DIR}")
     target_link_libraries(${TARGET_NAME} "${OPENGL_LIBRARY}" "${GLUT_LIBRARIES}")
     
     # link target to external libraries