avoid calling PollManager::shutdown() repeatedly (fix #217)

meyerj · May 20, 2013 · 6e928b0 · 6e928b0
1 parent dc8b8ae
commit 6e928b0
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/libros/poll_manager.cpp b/src/libros/poll_manager.cpp
@@ -66,6 +66,8 @@ void PollManager::start()
 
 void PollManager::shutdown()
 {
+  if (shutting_down_) return;
+
   shutting_down_ = true;
   if (thread_.get_id() != boost::this_thread::get_id())
   {