Ricard Wanderlof wrote: > On Thu, 21 Feb 2008, [EMAIL PROTECTED] wrote: > > >>> The problem turned out to be in getaddrinfo(). When hints.ai_flags has >>> the AI_ADDRCONFIG bit set in a call to getaddrinfo, IPv4 and IPv6 >>> addresses should only be returned if the system as at least one address >>> of the appropriate type configured. However, this turned out not to be >>> the case, and both types of addresses were returned in any case, causing >>> IPv6 DNS traffic even if no interface had an IPv6 address configured. >>> >>> The following patch fixes the problem, while still touching the existing >>> code as little as possible. It has been tested and works and I would like >>> to commit it, but comments would be valued. >>> >>> >> How does glibc handle this? >> > > The latest (2.7) glibc (which is much newer than what uClibc is based on) > has a similar way of introducing additional checks in various parts of the > code. However, it relies on getifaddrs() to determine the existance of an > interface instead of checking the /proc filesystem. > > Which as you are implying might be a better way to do it. > > /Ricard > Hi All, please note that we cannot takes code from glibc 2.7 due to licensing issues. glibc 2.7 moved to GPL v3 !!! be careful.
Carmelo > -- > Ricard Wolf Wanderlöf ricardw(at)axis.com > Axis Communications AB, Lund, Sweden www.axis.com > Phone +46 46 272 2016 Fax +46 46 13 61 30 > _______________________________________________ > uClibc mailing list > uClibc@uclibc.org > http://busybox.net/cgi-bin/mailman/listinfo/uclibc > > _______________________________________________ uClibc mailing list uClibc@uclibc.org http://busybox.net/cgi-bin/mailman/listinfo/uclibc