X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=midi_mapper.cpp;h=42ad1e5e2a00f3e29d43459e77b41ff1b90fbe33;hb=e284d1c7a2e18ee7e4aea082c4a57a3504a0f5e8;hp=6ce50302eec560f77472cc4c372e68fd8cdd547c;hpb=08f8411da039277dd5250edf728d976ba68c1563;p=nageru

diff --git a/midi_mapper.cpp b/midi_mapper.cpp
index 6ce5030..42ad1e5 100644
--- a/midi_mapper.cpp
+++ b/midi_mapper.cpp
@@ -8,6 +8,7 @@
 #include <google/protobuf/io/zero_copy_stream_impl.h>
 #include <google/protobuf/message.h>
 #include <google/protobuf/text_format.h>
+#include <pthread.h>
 #include <poll.h>
 #include <stdint.h>
 #include <stdio.h>
@@ -148,6 +149,8 @@ ControllerReceiver *MIDIMapper::set_receiver(ControllerReceiver *new_receiver)
 
 void MIDIMapper::thread_func()
 {
+	pthread_setname_np(pthread_self(), "MIDIMapper");
+
 	snd_seq_t *seq;
 	int err;
 
@@ -229,6 +232,10 @@ void MIDIMapper::thread_func()
 			if (err < 0) {
 				if (err == -EINTR) continue;
 				if (err == -EAGAIN) break;
+				if (err == -ENOSPC) {
+					fprintf(stderr, "snd_seq_event_input: Some events were lost.\n");
+					continue;
+				}
 				fprintf(stderr, "snd_seq_event_input: %s\n", snd_strerror(err));
 				return;
 			}
@@ -383,8 +390,14 @@ void MIDIMapper::handle_event(snd_seq_t *seq, snd_seq_event_t *event)
 
 void MIDIMapper::subscribe_to_port_lock_held(snd_seq_t *seq, const snd_seq_addr_t &addr)
 {
-	// Client 0 is basically the system; ignore it.
-	if (addr.client == 0) {
+	// Client 0 (SNDRV_SEQ_CLIENT_SYSTEM) is basically the system; ignore it.
+	// MIDI through (SNDRV_SEQ_CLIENT_DUMMY) echoes back what we give it, so ignore that, too.
+	if (addr.client == 0 || addr.client == 14) {
+		return;
+	}
+
+	// Don't listen to ourselves.
+	if (addr.client == snd_seq_client_id(seq)) {
 		return;
 	}