move some staks to external memory

components/squeezelite/decode.c

@@ -116,6 +116,10 @@ static void *decode_thread() {
 			usleep(100000);
 		}
 	}
+	
+#if EMBEDDED	
+	deregister_external();
+#endif	
 
 	return 0;
 }

components/squeezelite/decode_external.c

@@ -284,3 +284,16 @@ void register_external(void) {
 	LOG_INFO("Initializing AirPlay sink");		
 #endif
 }
+
+void deregister_external(void) {
+#ifdef CONFIG_BT_SINK	
+	if (!strcasestr(output.device, "BT ")) {
+		bt_sink_deinit();
+		LOG_INFO("Stopping BT sink");
+	}
+#endif	
+#ifdef CONFIG_AIRPLAY_SINK
+	raop_sink_deinit();
+	LOG_INFO("Stopping AirPlay sink");		
+#endif
+}

components/squeezelite/embedded.h

@@ -36,9 +36,13 @@ typedef unsigned long long u64_t;
 #define gettime_ms _gettime_ms_
 #define mutex_create_p(m) mutex_create(m)
 
-uint32_t _gettime_ms_(void);
-int	pthread_create_name(pthread_t *thread, _CONST pthread_attr_t  *attr, 
+uint32_t 	_gettime_ms_(void);
+
+int			pthread_create_name(pthread_t *thread, _CONST pthread_attr_t  *attr, 
 				   void *(*start_routine)( void * ), void *arg, char *name);
-void register_external(void);
+			
+// these are here as they can be #define to nothing			
+void 		register_external(void);
+void 		deregister_external(void);
 				   
 #endif // EMBEDDED_H

components/squeezelite/slimproto.c

@@ -631,7 +631,6 @@ static void slimproto_run() {
 #endif
 			last = now;
 
-
 			LOCK_S;
 			status.stream_full = _buf_used(streambuf);
 			status.stream_size = streambuf->size;