From 4ad476e1e5442e8b4a1c70960e72789b2badc419 Mon Sep 17 00:00:00 2001
From: Stein Magnus Jodal <stein.magnus@jodal.no>
Date: Sun, 12 Sep 2010 16:38:18 +0200
Subject: [PATCH] Fix '[Errno 22] Invalid argument' caused by IPv6 socket
 without IPv4 support

---
 mopidy/frontends/mpd/server.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/mopidy/frontends/mpd/server.py b/mopidy/frontends/mpd/server.py
index db13e516..39a0e682 100644
--- a/mopidy/frontends/mpd/server.py
+++ b/mopidy/frontends/mpd/server.py
@@ -24,6 +24,9 @@ class MpdServer(asyncore.dispatcher):
         try:
             if socket.has_ipv6:
                 self.create_socket(socket.AF_INET6, socket.SOCK_STREAM)
+                # Explicitly configure socket to work for both IPv4 and IPv6
+                self.socket.setsockopt(
+                    socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, 0)
             else:
                 self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
             self.set_reuse_addr()