From a81071eae49df0cb1d6ec34a9ad8da8fcf3721a0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20Vondru=C5=A1?= <mosra@centrum.cz>
Date: Sat, 22 Jul 2023 21:36:05 +0200
Subject: [PATCH] CMake: allow both <PackageName>_ROOT and <PACKAGENAME>_ROOT
 variables.

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

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 69a00f8..36e6675 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -42,6 +42,10 @@ endif()
 if(POLICY CMP0074)
     cmake_policy(SET CMP0074 NEW)
 endif()
+# Allow also <PACKAGENAME>_ROOT (i.e., uppercase), on 3.27+
+if(POLICY CMP0144)
+    cmake_policy(SET CMP0144 NEW)
+endif()
 # Superprojects can use just set(MAGNUM_WITH_BLAH ON) without FORCE CACHE on
 # 3.13+
 if(POLICY CMP0077)