From 7d636d8c3fbea9128ad84aeebddcbc757c94e1dc Mon Sep 17 00:00:00 2001
From: "Vladimir Golovnev (Glassez)" <glassez@yandex.ru>
Date: Fri, 2 Aug 2019 15:14:48 +0300
Subject: [PATCH] CMake: Accept <Package>_ROOT from environment

---
 CMakeLists.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e5f0d33b3..6af87a745 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,6 +2,10 @@ cmake_minimum_required(VERSION 3.9 FATAL_ERROR)
 
 message(AUTHOR_WARNING "If the build fails, please try the autotools/qmake method.")
 
+if(POLICY CMP0074)
+    cmake_policy(SET CMP0074 NEW)
+endif()
+
 list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules)
 include(FunctionReadVersion)