output: moved code to audio_output_update()

Moved code from syncAudioDeviceStates() to audio_output_update().

src/audio.c

@@ -214,19 +214,13 @@ static void audio_output_wait_all(void)
 
 static void syncAudioDeviceStates(void)
 {
-	struct audio_output *audioOutput;
 	unsigned int i;
 
 	if (!audio_format_defined(&input_audio_format))
 		return;
 
-	for (i = 0; i < audioOutputArraySize; ++i) {
+	for (i = 0; i < audioOutputArraySize; ++i)
-		audioOutput = &audioOutputArray[i];
+		audio_output_update(&audioOutputArray[i], &input_audio_format);
-		if (audioOutput->enabled)
-			audio_output_open(audioOutput, &input_audio_format);
-		else if (audio_output_is_open(audioOutput))
-			audio_output_close(audioOutput);
-	}
 }
 
 bool playAudio(const char *buffer, size_t length)

src/output_control.c

@@ -89,6 +89,16 @@ audio_output_open(struct audio_output *audioOutput,
 	return ret;
 }
 
+void
+audio_output_update(struct audio_output *ao,
+		    const struct audio_format *audio_format)
+{
+	if (ao->enabled)
+		audio_output_open(ao, audio_format);
+	else if (audio_output_is_open(ao))
+		audio_output_close(ao);
+}
+
 void
 audio_output_signal(struct audio_output *ao)
 {

src/output_control.h

@@ -35,6 +35,13 @@ bool
 audio_output_open(struct audio_output *audioOutput,
 		  const struct audio_format *audioFormat);
 
+/**
+ * Opens or closes the device, depending on the "enabled" flag.
+ */
+void
+audio_output_update(struct audio_output *ao,
+		    const struct audio_format *audio_format);
+
 /**
  * Wakes up the audio output thread.  This is part of a workaround for
  * a deadlock bug, and should be removed as soon as the real cause is