# HG changeset patch
# User David Demelier <markand@malikania.fr>
# Date 1414947475 -3600
# Node ID d2d5a14bae101f2c409a6aeb9131e31549544aaa
# Parent  ea55a3886da0935db8917f44364077b923177fbc
Socket: check for POLLHUP if the socket has disconnect. Some implementations
mark the socket POLLIN whilst some other mark it POLLHUP.

diff -r ea55a3886da0 -r d2d5a14bae10 C++/SocketListener.cpp
--- a/C++/SocketListener.cpp	Mon Oct 27 11:20:49 2014 +0100
+++ b/C++/SocketListener.cpp	Sun Nov 02 17:57:55 2014 +0100
@@ -174,7 +174,14 @@
 	{
 		int direction{};
 
-		if (event & POLLIN)
+		/*
+		 * Poll implementations mark the socket differently regarding
+		 * the disconnection of a socket.
+		 *
+		 * At least, even if POLLHUP or POLLIN is set, recv() always
+		 * return 0 so we mark the socket as readable.
+		 */
+		if ((event & POLLIN) || (event & POLLHUP))
 			direction |= Read;
 		if (event & POLLOUT)
 			direction |= Write;