make cmake configure version with older versions

This commit is contained in:
wmayer 2017-02-25 13:52:45 +01:00
parent 9d4f8fadf6
commit 5eedcc4651

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@ -14,7 +14,9 @@ cmake_minimum_required(VERSION 2.8.0 FATAL_ERROR)
if(COMMAND cmake_policy)
cmake_policy(SET CMP0003 NEW)
cmake_policy(SET CMP0020 NEW)
if(POLICY CMP0020)
cmake_policy(SET CMP0020 NEW)
endif(POLICY CMP0020)
# added in cmake 3.0
if(POLICY CMP0050)
cmake_policy(SET CMP0050 OLD)