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Only (attempt to) disable IPV6_V6ONLY on systems where it's #defined 

git-svn-id: https://warzone2100.svn.sourceforge.net/svnroot/warzone2100/trunk@7378 4a71c877-e1ca-e34f-864e-861f7616d084
master
Giel van Schijndel 2009-05-09 23:28:32 +00:00 committed by Git SVN Gateway
parent e4a9273e53
commit 3e5254af26
1 changed files with 2 additions and 0 deletions
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2
lib/netplay/netplay.c
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@ -974,10 +974,12 @@ static Socket* socketListen(unsigned int port)
return NULL;
}
#if defined(IPV6_V6ONLY)
if (setsockopt(conn->fd[SOCK_IPV6_LISTEN], IPPROTO_IPV6, IPV6_V6ONLY, &ipv6_v6only, sizeof(ipv6_v6only)) == SOCKET_ERROR)
{
debug(LOG_WARNING, "Failed to set IPv6 socket to stick to IPv6 alone (i.e. don't use IPv4 to IPv6 mapping), this may cause problems later on: %s", strSockError(getSockErr()));
}
#endif
if (bind(conn->fd[SOCK_IPV4_LISTEN], (const struct sockaddr*)&addr4, sizeof(addr4)) == SOCKET_ERROR
|| bind(conn->fd[SOCK_IPV6_LISTEN], (const struct sockaddr*)&addr6, sizeof(addr6)) == SOCKET_ERROR