disable custom ringtone for the ALSA layer

src/managerimpl.cpp

@@ -876,6 +876,9 @@ ManagerImpl::ringtone()
 {
     if( isRingtoneEnabled() )
     {
+        //TODO Comment this because it makes the daemon crashes since the main thread
+        //synchronizes the ringtone thread.
+        
         std::string ringchoice = getConfigString(AUDIO, RING_CHOICE);
         //if there is no / inside the path
         if ( ringchoice.find(DIR_SEPARATOR_CH) == std::string::npos ) {
@@ -897,11 +900,12 @@ ManagerImpl::ringtone()
             _audiofile.start();
             _toneMutex.leaveMutex(); 
             if(CHECK_INTERFACE( layer, ALSA )){
-            int size = _audiofile.getSize();
+                /*int size = _audiofile.getSize();
                 SFLDataFormat output[ size ];
                 _audiofile.getNext(output, size , 100);
                 audiolayer->putUrgent( output , size );
-            audiolayer->trigger_thread();
+                audiolayer->trigger_thread();*/
+                ringback();
             }
             else{
                 audiolayer->startStream();
@@ -909,6 +913,7 @@ ManagerImpl::ringtone()
         } else {
             ringback();
         }
+    
     }
     else
     {