Re: libpq debug log - Mailing list pgsql-hackers

From 'alvherre@alvh.no-ip.org'
Subject Re: libpq debug log
Date
Msg-id 20210401190719.GA29711@alvherre.pgsql
Whole thread Raw
In response to Re: libpq debug log  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: libpq debug log  ("'alvherre@alvh.no-ip.org'" <alvherre@alvh.no-ip.org>)
List pgsql-hackers
On 2021-Apr-01, Tom Lane wrote:

> So drongo is still failing, and after a bit of looking around at
> other code I finally got hit with the clue hammer.  Per port.h:
> 
>  * On Windows, setvbuf() does not support _IOLBF mode, and interprets that
>  * as _IOFBF.  To add insult to injury, setvbuf(file, NULL, _IOFBF, 0)
>  * crashes outright if "parameter validation" is enabled.  Therefore, in
>  * places where we'd like to select line-buffered mode, we fall back to
>  * unbuffered mode instead on Windows.  Always use PG_IOLBF not _IOLBF
>  * directly in order to implement this behavior.
> 
> You want to do the honors?  And do something about that shift bug
> while at it.

Ooh, wow ... now that is a silly bug!  Thanks, I'll push the fix in a
minute.

Andrew also noted that the use of command_ok() in the test file eats all
the output and is what is preventing us from seeing it in the first.
I'll try to get rid of that together with the rest.

-- 
Álvaro Herrera       Valdivia, Chile



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