From: Jan Philipp Thiele <54978337+jpthiele@users.noreply.github.com>
Date: Tue, 28 Nov 2023 13:29:16 +0000 (+0100)
Subject: Update CMakeLists.txt
X-Git-Tag: relicensing~271^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F16302%2Fhead;p=dealii.git

Update CMakeLists.txt
---

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 769587f606..7e31304ee1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -39,6 +39,12 @@ cmake_minimum_required(VERSION 3.13.4)
 #
 cmake_policy(VERSION 3.13.4)
 
+if(POLICY CMP0074)
+  # Introduced in CMake 3.12: find_package(<PackageName>) also searches
+  # <PackageName>_ROOT CMake and environment variables when set to NEW. 
+  cmake_policy(SET CMP0074 NEW)
+endif()
+
 if(POLICY CMP0075)
   # Introduced in CMake 3.12: Use CMAKE_REQUIRED_LIBRARIES also in include
   # file checks. We set the policy to NEW explicitly in order to avoid