From: Andrey Teplitskiy <a.teplitskiy@postgrespro.ru>
To: Tom Lane <tgl@sss.pgh.pa.us>
To: David G. Johnston <david.g.johnston@gmail.com>
Cc: thomas.petazzoni@bootlin.com
Cc: pgsql-bugs@lists.postgresql.org
Subject: Re: BUG #18760: ../doc/src/sgml/postgres.sgml:24: element book: validity error : No declaration for attribute id of
Date: Thu, 11 Sep 2025 17:34:13 +0300
Message-ID: <aec674c4-5c14-4f86-b519-5d006d75d15f@postgrespro.ru> (raw)
In-Reply-To: <909781.1742440783@sss.pgh.pa.us>
References: <18760-82d1b83da31b898d@postgresql.org>
<CAKFQuwYFzrWgUn460zBXyvnN3QGCeNbskDJArZvnj2Jj00v8RQ@mail.gmail.com>
<909781.1742440783@sss.pgh.pa.us>
This error occurs because the docbook-xsl package is missing, which is
required in the documentation. After installation, the build is
performed correctly.
> "David G. Johnston" <david.g.johnston@gmail.com> writes:
>> The only error that really matters here is:
>> I/O error : Attempt to load network entity:
>> http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd
>> ../doc/src/sgml/postgres.sgml:22: warning: failed to load external entity "
>> http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd";
>> Everything else stems from that.
> Ah, indeed. Our docs are fairly clear[1] that you need a
> locally-installed copy of the DocBook DTDs to build the docs.
> It used to be the case that xmllint and friends could pull down
> the DTDs using the given URL, but that stopped working a couple
> of years ago[2]. (Experimenting just now by removing the -nonet
> switches, it seems like the failure symptoms are a bit different than
> they were in 2023. But it still fails, so the details are academic,
> except maybe to someone who could fix www.oasis-open.org. Which is
> not us.)
>
>>> Passing -Ddocs=disabled -Ddocs_pdf=disabled does not fix the issue:
> If real, that's a bug in our Meson scripts, but evidence seems lacking.
>
> regards, tom lane
>
> [1] https://www.postgresql.org/docs/current/docguide-toolsets.html
> [2] https://www.postgresql.org/message-id/flat/CAJ7c6TO8Aro2nxg%3DEQsVGiSDe-TstP4EsSvDHd7DSRsP40PgGA%40m...
>
>
>
>
--
Andrey Teplitskiy
Postgres Professional
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Subject: Re: BUG #18760: ../doc/src/sgml/postgres.sgml:24: element book: validity error : No declaration for attribute id of
In-Reply-To: <aec674c4-5c14-4f86-b519-5d006d75d15f@postgrespro.ru>
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