framecnt_t
SMFSource::write_unlocked (MidiRingBuffer<framepos_t>& source, framepos_t position, framecnt_t duration)
{
- if (!_open && open_for_write()) {
- error << string_compose (_("cannot open MIDI file %1 for write"), _path) << endmsg;
- return 0;
- }
-
if (!_writing) {
mark_streaming_write_started ();
}
{
/* CALLER MUST HOLD LOCK */
+ if (!_open && open_for_write()) {
+ error << string_compose (_("cannot open MIDI file %1 for write"), _path) << endmsg;
+ /* XXX should probably throw or return something */
+ return;
+ }
+
MidiSource::mark_streaming_midi_write_started (mode);
Evoral::SMF::begin_write ();
_last_ev_time_beats = 0.0;