-if GST_DISABLE_INDEX
-SUBDIRS_INDEX =
-else
-SUBDIRS_INDEX = indexers
-endif
+SUBDIRS = elements
-SUBDIRS = elements $(SUBDIRS_INDEX)
+if !GST_DISABLE_GST_TRACER_HOOKS
+SUBDIRS += tracers
+endif
-DIST_SUBDIRS = elements indexers
+DIST_SUBDIRS = elements tracers