mostly-reentrant resolver/getaddrinfo(3)

Jacques A. Vidrine nectar at FreeBSD.org
Mon Feb 9 05:16:06 PST 2004


  [
Brian: I've noticed that in the recent past, I cannot receive email
from you due to

   reject: RCPT from mx2.freebsd.org[216.136.204.119]:
   450 <green at green.bikeshed.org>:
   Sender address rejected: Domain not found

Requests for any green.bikeshed.org RRs results in SERVFAIL.
  ]

On Sat, Feb 07, 2004 at 07:01:47PM -0500, Brian F. Feldman wrote:
> BTW, a slightly more complete patch that has the diffs for
> /usr/include/resolv.h and also should correctly close the sockets that each
> thread opens for the resolver can be found here:
>
> 	http://green.homeunix.org/~green/mostly_reentrant_resolver.patch

Cool!

Use pthread_once for creating keys, not a mutex (referring to
res_init_mutex/res_keys_inited).

I prefer to see `_pthread_*' in libc source (rather than `thr_*'), but
that's just me.

Cheers,
-- 
Jacques Vidrine   NTT/Verio SME      FreeBSD UNIX       Heimdal
nectar at celabo.org jvidrine at verio.net nectar at freebsd.org nectar at kth.se


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