output/pulse: simplify _wait_stream()

src/output/pulse_output_plugin.c

@@ -682,35 +682,6 @@ pulse_output_close(struct audio_output *ao)
 }
 
 /**
- * Check if the stream is (already) connected, and waits for a signal
- * if not.  The mainloop must be locked before calling this function.
- *
- * @return the current stream state
- */
-static pa_stream_state_t
-pulse_output_check_stream(struct pulse_output *po)
-{
-	pa_stream_state_t state = pa_stream_get_state(po->stream);
-
-	assert(po->mainloop != NULL);
-
-	switch (state) {
-	case PA_STREAM_READY:
-	case PA_STREAM_FAILED:
-	case PA_STREAM_TERMINATED:
-	case PA_STREAM_UNCONNECTED:
-		break;
-
-	case PA_STREAM_CREATING:
-		pa_threaded_mainloop_wait(po->mainloop);
-		state = pa_stream_get_state(po->stream);
-		break;
-	}
-
-	return state;
-}
-
-/**
  * Check if the stream is (already) connected, and waits if not.  The
  * mainloop must be locked before calling this function.
  *
@@ -719,35 +690,25 @@ pulse_output_check_stream(struct pulse_output *po)
 static bool
 pulse_output_wait_stream(struct pulse_output *po, GError **error_r)
 {
-	pa_stream_state_t state = pa_stream_get_state(po->stream);
-
-	switch (state) {
-	case PA_STREAM_READY:
-		return true;
-
-	case PA_STREAM_FAILED:
-	case PA_STREAM_TERMINATED:
-	case PA_STREAM_UNCONNECTED:
-		g_set_error(error_r, pulse_output_quark(), 0,
-			    "disconnected");
-		return false;
-
-	case PA_STREAM_CREATING:
-		break;
-	}
+	while (true) {
+		switch (pa_stream_get_state(po->stream)) {
+		case PA_STREAM_READY:
+			return true;
 
-	do {
-		state = pulse_output_check_stream(po);
-	} while (state == PA_STREAM_CREATING);
+		case PA_STREAM_FAILED:
+		case PA_STREAM_TERMINATED:
+		case PA_STREAM_UNCONNECTED:
+			g_set_error(error_r, pulse_output_quark(),
+				    pa_context_errno(po->context),
+				    "failed to connect the stream: %s",
+				    pa_strerror(pa_context_errno(po->context)));
+			return false;
 
-	if (state != PA_STREAM_READY) {
-		g_set_error(error_r, pulse_output_quark(), 0,
-			    "failed to connect the stream: %s",
-			    pa_strerror(pa_context_errno(po->context)));
-		return false;
+		case PA_STREAM_CREATING:
+			pa_threaded_mainloop_wait(po->mainloop);
+			break;
+		}
 	}
-
-	return true;
 }
 
 /**