From 9e581f91db684abbcaf903223a96c687915610ff Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Fri, 17 Jul 2015 08:21:28 +0000
Subject: [PATCH] Added cmake version checked for cmake_policy setting

git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/branches/OpenSceneGraph-3.4@14974 16af8721-9629-0410-8352-f15c8da7e697
---
 CMakeLists.txt | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 096b72108..4380a0d6c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -730,8 +730,10 @@ IF(OSG_USE_QT AND NOT ANDROID)
         FIND_PACKAGE(Qt5WebKitWidgets QUIET)
 
         IF(COMMAND cmake_policy)
-            # Qt5 qt5_use_modules usage was causing "Policy CMP0043 is not set: Ignore COMPILE_DEFINITIONS_<Config> properties." warnings
-            cmake_policy(SET CMP0043 NEW)
+            IF(${CMAKE_MAJOR_VERSION} GREATER 2)
+                # Qt5 qt5_use_modules usage was causing "Policy CMP0043 is not set: Ignore COMPILE_DEFINITIONS_<Config> properties." warnings
+                cmake_policy(SET CMP0043 NEW)
+            ENDIF()
         ENDIF()
     ENDIF()