if (mp && (mp->main_part_ > Rational (0))
&& !to_boolean (get_property ("partialBusy")))
time_signature_->warning ("mid-measure time signature without \\partial");
if (mp && (mp->main_part_ > Rational (0))
&& !to_boolean (get_property ("partialBusy")))
time_signature_->warning ("mid-measure time signature without \\partial");