From: Christian Grothoff <christian@grothoff.org>
Date: Fri, 8 Jun 2012 18:20:38 +0000 (+0000)
Subject: -LRN: fix udp plugin on W32
X-Git-Tag: initial-import-from-subversion-38251~13221
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=44fabc12da537bbe3c44eb3b150d8acabe505170;p=oweals%2Fgnunet.git

-LRN: fix udp plugin on W32
---

diff --git a/src/transport/plugin_transport_udp.c b/src/transport/plugin_transport_udp.c
index c5a4c7b3d..ad87ea68d 100644
--- a/src/transport/plugin_transport_udp.c
+++ b/src/transport/plugin_transport_udp.c
@@ -1741,8 +1741,15 @@ udp_select_read (struct Plugin *plugin, struct GNUNET_NETWORK_Handle *rsock)
   memset (&addr, 0, sizeof (addr));
   size = GNUNET_NETWORK_socket_recvfrom (rsock, buf, sizeof (buf),
                                       (struct sockaddr *) &addr, &fromlen);
-
-  if (size < sizeof (struct GNUNET_MessageHeader))
+#if MINGW
+  /* On SOCK_DGRAM UDP sockets recvfrom might fail with a
+   * WSAECONNRESET error to indicate that previous sendto() (???)
+   * on this socket has failed.
+   */
+  if ( (-1 == size) && (ECONNRESET == errno) )
+    return;
+#endif
+  if ( (-1 == size) || (size < sizeof (struct GNUNET_MessageHeader)))
   {
     GNUNET_break_op (0);
     return;