Move option calls before checking deprecated _WITH_ variables, otherwise _USE_...

Move option calls before checking deprecated _WITH_ variables, otherwise _USE_ variables are overwritten when not set in command line

CMakeLists.txt

@@ -28,6 +28,12 @@ ENDIF(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
 
 #---Options-------------------------------------------------------------------------
 
+option(DD4HEP_USE_XERCESC "Enable 'Detector Builders' based on XercesC" OFF)
+option(DD4HEP_USE_PYROOT "Enable 'Detector Builders' based on PyROOT" OFF)  # does not work (compile error)
+option(DD4HEP_USE_GEANT4 "Enable the simulation part based on Geant4" OFF)
+option(DD4HEP_USE_GEAR "Build gear wrapper for backward compatibility" OFF)
+option(DD4HEP_USE_LCIO "Build lcio extensions" OFF)
+
 #For backward compatibility for now
 IF( DEFINED DD4HEP_WITH_GEANT4 )
   SET ( DD4HEP_USE_GEANT4 ${DD4HEP_WITH_GEANT4} )
@@ -38,14 +44,6 @@ IF( DEFINED DD4HEP_WITH_GEAR )
 ENDIF()
 
 
-
-option(DD4HEP_USE_XERCESC "Enable 'Detector Builders' based on XercesC" OFF)
-option(DD4HEP_USE_PYROOT "Enable 'Detector Builders' based on PyROOT" OFF)  # does not work (compile error)
-option(DD4HEP_USE_GEANT4 "Enable the simulation part based on Geant4" OFF)
-option(DD4HEP_USE_GEAR "Build gear wrapper for backward compatibility" OFF)
-option(DD4HEP_USE_LCIO "Build lcio extensions" OFF)
-
-
 #---------------------------------------------------------------------------------------
 if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
   set (CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING "One of: None Debug Release RelWithDebInfo MinSizeRel." FORCE)