upstream is only 3.5 w/ https://github.com/awesomeWM/awesome/pull/4012.patch
see https://bugs.gentoo.org/953942
fix compat for cmake-4 and update to 3.10
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.0.0)
+cmake_minimum_required(VERSION 3.10)
 project(awesome C)
 
 # Require an out-of-source build. We generate an awesomerc.lua in the build dir
--- a/tests/examples/CMakeLists.txt
+++ b/tests/examples/CMakeLists.txt
@@ -14,7 +14,7 @@ if(NOT DEFINED PROJECT_NAME)
     project(awesome-tests-examples NONE)
 endif()
 
-cmake_minimum_required(VERSION 3.0.0)
+cmake_minimum_required(VERSION 3.10)
 
 # Get and update the LUA_PATH so the scripts can be executed without awesome.
 execute_process(COMMAND ${LUA_EXECUTABLE} -e "p = package.path:gsub(';', '\\\\;'); io.stdout:write(p)"
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,10 +17,6 @@ endif()
 
 set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS  TRUE)
 
-if(COMMAND cmake_policy)
-    cmake_policy(VERSION 2.6)
-endif()
-
 set(SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
 set(BUILD_DIR ${CMAKE_CURRENT_BINARY_DIR})
 
--- a/awesomeConfig.cmake
+++ b/awesomeConfig.cmake
@@ -357,6 +357,7 @@ add_custom_target(lgi-check-run ALL
 add_custom_target(setup_directories DEPENDS lgi-check-run)
 
 add_custom_command(TARGET setup_directories
+	POST_BUILD
         COMMAND ${CMAKE_COMMAND} -E make_directory ${BUILD_DIR}/script_files/
         COMMAND ${CMAKE_COMMAND} -E make_directory ${BUILD_DIR}/docs/common/
         COMMAND ${CMAKE_COMMAND} -E make_directory ${BUILD_DIR}/doc/images/