Re: pg_archivecleanup bug

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Kevin Grittner <kgrittn(at)ymail(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: pg_archivecleanup bug
Date: 2014-03-18 14:06:51
Message-ID: 20140318140651.GB4776@momjian.us
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On Tue, Mar 18, 2014 at 10:03:46AM -0400, Robert Haas wrote:
> On Tue, Mar 18, 2014 at 9:56 AM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> > Bruce Momjian <bruce(at)momjian(dot)us> writes:
> >> Very good point. I have modified the patch to add this block in all
> >> cases where it was missing. I started to wonder about the comment and
> >> if the Mingw fix was released. Based on some research, I see this as
> >> fixed in mingw-runtime-3.2, released 2003-10-10. That's pretty old.
> >
> > Yeah. I would vote for removing that code in all branches. There is no
> > reason to suppose somebody is going to install 8.4.22 on a machine that
> > they haven't updated mingw on since 2003. Or, if you prefer, just remove
> > it in HEAD --- but going around and *adding* more copies seems like
> > make-work. The fact that we've not heard complaints about the omissions
> > is good evidence that nobody's using the buggy mingw versions anymore.
>
> I don't think it is. Right now we're not checking errno *at all* in a
> bunch of these places, so we're sure not going to get complaints about
> doing it incorrectly in those places. Or do I need more caffeine?

You are correct. This code is seriously broken and I am susprised we
have not gotten more complaints. Good thing readdir/closedir rarely
fail.

--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com

+ Everyone has their own god. +

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