CMake: only set policy CMP0148 to OLD if version >= 3.27

CMakeLists.txt

@@ -28,6 +28,9 @@
 #
 # Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
 
+cmake_minimum_required(VERSION 3.1)
+message(STATUS "CMake version ${CMAKE_VERSION}")
+
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
 list(INSERT CMAKE_MODULE_PATH 0
@@ -37,15 +40,15 @@ include(CheckCXXCompilerFlag)
 include(CheckLinkerFlag)
 include(CheckLibraryExists)
 include(CheckFunctionExists)
+if (NOT("${CMAKE_VERSION}" VERSION_LESS 3.27)) # If CMake version >= 3.27
+    cmake_policy(SET CMP0148 OLD) # https://cmake.org/cmake/help/latest/policy/CMP0148.html
+endif()
 include(FindPythonInterp)
 
 if (IOS)
     INCLUDE(CmakeLists_IOS.txt)
 endif()
 
-cmake_minimum_required(VERSION 3.5)
-message(STATUS "CMake version ${CMAKE_VERSION}")
-
 project(monero)
 
 option (USE_CCACHE "Use ccache if a usable instance is found" ON)