+ {
+ e->set_elt_property (elt_prop_sym, val);
+
+ String msg = "Property_engraver is deprecated. Use\n \\property "
+ + origin->type_str_
+ + ".basicXXXXProperties"
+ + " \\push #'"
+ + ly_symbol2string (elt_prop_sym)
+ + " = #";
+ warning (msg);
+ scm_display (val, scm_current_error_port ());
+ }