Refactoring part 2 [W.I.P]

src/cmake/macros/CheckBuildDir.cmake

@@ -1,23 +0,0 @@
-# Copyright (C) 
-#
-# This file is free software; as a special exception the author gives
-# unlimited permission to copy and/or distribute it, with or without
-# modifications, as long as this notice is preserved.
-#
-# This program is distributed in the hope that it will be useful, but
-# WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
-# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
-
-#
-# Force out-of-source build
-#
-
-string(COMPARE EQUAL "${CMAKE_SOURCE_DIR}" "${CMAKE_BINARY_DIR}" BUILDING_IN_SOURCE)
-
-if( BUILDING_IN_SOURCE )
-  message(FATAL_ERROR "
-    This project requires an out of source build. Remove the file 'CMakeCache.txt'
-    found in this directory before continuing, create a separate build directory
-    and run 'cmake path_to_project [options]' from there.
-  ")
-endif()