Buildsystem: Move EnsureVersion macro-loading into genrevision.cmake. Fixes ensure_version macro not being found.

CMakeLists.txt

@@ -31,7 +31,6 @@ endif()
 
 include(CheckCXXSourceRuns)
 include(CheckIncludeFiles)
-include(EnsureVersion)
 
 # set default buildoptions and print them
 include(cmake/options.cmake)

cmake/genrev.cmake

@@ -8,6 +8,8 @@
 # WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
 # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
+include(${CMAKE_SOURCE_DIR}/cmake/macros/EnsureVersion.cmake)
+
 set(_REQUIRED_GIT_VERSION "1.7")
 
 find_program(_GIT_EXEC