Re: [PATCH] resolv.conf.5: add missing no-tld-query option

["Michael Kerrisk (man-pages)" <mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>]

On 10/16/2014 12:49 PM, Jan Chaloupka wrote:
> Based on commit [1], no-tld-query options exists for resolv.conf configuration file.
> Description of this option is documented in [2]. This patch just copies this option
> into resolv.conf.5 man page. Plus changes 'a' member into 'an' before 'unqualified name as if it ...'
> on the third line of [2]. Based on [3], this option was added in glibc 2.14 as solving [4] bug.

Thanks, Jan. Applied.

Cheers,

Michael


> [1] https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=f87dfb1f11c01f2ccdc40d81e134cd06b32e28e8
> [2] http://www.daemon-systems.org/man/resolv.conf.5.html man page.
> [3] https://sourceware.org/git/?p=glibc.git;a=blob;f=NEWS;h=952f32af17e7fb49c4c1a305de673a13075bfaf5;hb=f87dfb1f11c01f2ccdc40d81e134cd06b32e28e8
> [4] https://sourceware.org/bugzilla/show_bug.cgi?id=12734
> 
> Signed-off-by: Jan Chaloupka <jchaloup-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
> ---
>  man5/resolv.conf.5 |   11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/man5/resolv.conf.5 b/man5/resolv.conf.5
> index 3680a82..99ec91d 100644
> --- a/man5/resolv.conf.5
> +++ b/man5/resolv.conf.5
> @@ -261,6 +261,17 @@ When that happens the client system will sit and wait for the second reply.
>  Turning this option on changes this behavior
>  so that if two requests from the same port are not handled correctly it will
>  close the socket and open a new one before sending the second request.
> +.TP
> +.BR no-tld-query " (since glibc 2.14)"
> +sets RES_NOTLDQUERY in
> +.IR _res.options .
> +This option causes
> +.BR res_nsearch()
> +to not attempt to resolve an unqualified name
> +as if it were a top level domain (TLD).
> +This option can cause problems if the site has ``localhost'' as a TLD
> +rather than having localhost on one or more elements of the search list.
> +This option has no effect if neither RES_DEFNAMES or RES_DNSRCH is set.
>  .RE
>  .LP
>  The \fIdomain\fP and \fIsearch\fP keywords are mutually exclusive.
> 
> 


-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/
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