Merged enix's fix (THX enix) and made a little change (because close method dose not work).

Author: sta

websocket-sharp.userprefs

@@ -1,8 +1,8 @@
 <Properties>
- <MonoDevelop.Ide.Workspace ActiveConfiguration="Release_Ubuntu" ctype="Workspace" />
+ <MonoDevelop.Ide.Workspace ActiveConfiguration="Release" ctype="Workspace" />
  <MonoDevelop.Ide.Workbench ActiveDocument="websocket-sharp/WebSocket.cs" ctype="Workbench">
  <Files>
- <File FileName="websocket-sharp/WebSocket.cs" Line="282" Column="1" />
+ <File FileName="websocket-sharp/WebSocket.cs" Line="80" Column="19" />
  </Files>
  </MonoDevelop.Ide.Workbench>
  <MonoDevelop.Ide.DebuggingService.Breakpoints>

websocket-sharp/WebSocket.cs

@@ -53,6 +53,8 @@ public string Url
  get { return uri.ToString(); }
  }
 
+ private Object sync = new Object();
+
  private volatile WsState readyState;
  public WsState ReadyState
  {
@@ -63,17 +65,18 @@ private set
  switch (value)
  {
  case WsState.OPEN:
+ readyState = value;
  if (OnOpen != null)
  {
  OnOpen(this, EventArgs.Empty);
  }
- goto default;
+ break;
  case WsState.CLOSING:
  case WsState.CLOSED:
- close(value);
- break;
- default:
- readyState = value;
+ lock(sync)
+ {
+  close(value);
+ }
  break;
  }
  }