Re: Mac OS: invalid byte sequence for encoding "UTF8"

From: Artur Zakirov <a(dot)zakirov(at)postgrespro(dot)ru>
To: Teodor Sigaev <teodor(at)sigaev(dot)ru>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Stas Kelvich <stas(dot)kelvich(at)gmail(dot)com>, "Shulgin, Oleksandr" <oleksandr(dot)shulgin(at)zalando(dot)de>, PostgreSQL mailing lists <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Mac OS: invalid byte sequence for encoding "UTF8"
Date: 2016-02-10 17:06:21
Message-ID: 56BB6E0D.30705@postgrespro.ru
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On 10.02.2016 18:51, Teodor Sigaev wrote:
> Hmm. Here
> src/backend/access/transam/xlog.c read_tablespace_map()
> using %s in scanf looks suspisious. I don't fully understand but it
> looks like it tries to read oid as string. So, it should be safe in
> usial case
>
> Next, _LoadBlobs() reads filename (fname) with a help of sscanf. Could
> file name be in UTF-8 encoding here?

This function reads the "blobs.toc" file. It lines have the following
format:
<uid> <filename>

Where <filename> is blob_<uid>.dat.

Therefore it should be safe too.

--
Artur Zakirov
Postgres Professional: http://www.postgrespro.com
Russian Postgres Company

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