void rtmidi_in_cancel_callback (RtMidiInPtr device)
{
#if defined(__NO_EXCEPTIONS__)
RtMidiIn* rtm = (RtMidiIn*) device->ptr;
rtm->resetError();
rtm->cancelCallback ();
if (rtm->isError()) {
device->ok = false;
device->msg = rtm->getError().what ();
}
else {
delete (CallbackProxyUserData*) device->data;
device->data = 0;
}
#else
try {
((RtMidiIn*) device->ptr)->cancelCallback ();
delete (CallbackProxyUserData*) device->data;
device->data = 0;
} catch (const RtMidiError & err) {
device->ok = false;
device->msg = err.what ();
}
#endif
}
value rtmidi_in_cancelcallback(value obj) {
RtMidiIn *midiin = (RtMidiIn *)(intptr_t)val_float(obj);
midiin->cancelCallback();
if (callback_root) {
delete callback_root;
callback_root = NULL;
}
return alloc_null();
}