On Tue, May 29, 2012 at 5:38 AM, Magnus Hagander <mag...@hagander.net> wrote:
> On Mon, May 28, 2012 at 10:11 PM, Peter Eisentraut <pete...@gmx.net> wrote:
>> In 9.1, the pg_basebackup option --xlog takes no argument.  In 9.2, it
>> takes a required argument.  I think such compatibility breaks should be
>> avoided, especially in client-side programs.  Now you can't write a
>> script running pg_basebackup that works with 9.1 and 9.2, if you need to
>> include the WAL.
>>
>> I think the behavior of -x/--xlog should be restored to the state of
>> 9.1, and a new option should be added to select between the fetch and
>> stream methods.  (With a suitable default, this would also increase
>> usability a bit.)
>
> Just to be clear - it's not possible to actually accept -x with an
> *optional* parameter, is it? Meaning "-x" would mean the same as "-x
> fetch" and therefor become backwards compatible?
>
> IIRC I did try that, and didn't get it to work - but if that's doable,
> that seems like the cleanest way?

+1 ISTM you need to change getopt_long() to do that.

Regards,

-- 
Fujii Masao

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