[trunk] removed warnings when configuring with CMake 3.x on MacOS (fixes issue 443)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7859b6dcd45bc9a57015a1f4969725374fe39d79..79f66c357ba03db6bee622bb5be7909077a91951 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -11,6 +11,9 @@ cmake_minimum_required(VERSION 2.8.2)
 
 if(COMMAND CMAKE_POLICY)
   cmake_policy(SET CMP0003 NEW)
+  if (NOT (${CMAKE_VERSION} VERSION_LESS 3.0))
+    cmake_policy(SET CMP0042 NEW)
+  endif()
 endif()
 
 if(NOT OPENJPEG_NAMESPACE)