Handle legacy epoll event on Linux.

runtime/bin/eventhandler_linux.cc

Index: runtime/bin/eventhandler_linux.cc
diff --git a/runtime/bin/eventhandler_linux.cc b/runtime/bin/eventhandler_linux.cc
index 1bf9378aac2a309bc04abd33fbefbdd58fcb3e4a..543378ba930ad9eb9dffb68450d596ded48f322c 100644
--- a/runtime/bin/eventhandler_linux.cc
+++ b/runtime/bin/eventhandler_linux.cc
@@ -324,6 +324,12 @@ intptr_t EventHandlerImplementation::GetPollEvents(intptr_t events,
         event_mask |= (1 << kOutEvent);
       }
     }
+
+    if (events == (EPOLLHUP | EPOLLERR)) {

[Søren Gjesse, 2013/02/22 09:29:06]

So we still never get EPOLLHUP all alone on sockets (we do on pipes)?

Maybe we should ASSERT that.

[Anders Johnsen, 2013/02/22 09:33:18]

Added.

+      event_mask = (1 << kErrorEvent);
+      sd->MarkClosedWrite();
+      sd->MarkClosedRead();
+    }
   }
 
   return event_mask;