cmake doesn't has POLICY CMP0054 in low version

(cherry picked from commit 3f19c5eb8335500ca6f0dd3b62c32d06103757d0)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index d5273a87de4083d6aaac9a22d726b0930d75089c..3e1b0f71201159330faeef7dabc05f8f212217bd 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -23,7 +23,10 @@ if (APPLE)
 else()
     cmake_minimum_required(VERSION 2.8.3 FATAL_ERROR)
 endif()
-cmake_policy(SET CMP0054 NEW)
+
+if (POLICY CMP0054)
+    cmake_policy(SET CMP0054 NEW)
+endif()
 
 if(NOT CMAKE_BUILD_TYPE)
     set(CMAKE_BUILD_TYPE Release