Re: Doc: typo in config.sgml

On Mon, Sep 30, 2024 at 11:59:48AM +0200, Daniel Gustafsson wrote:
> > On 30 Sep 2024, at 11:03, Tatsuo Ishii <ishii(at)postgresql(dot)org> wrote:
> >
> >>>> I think there's an unnecessary underscore in config.sgml.
> >
> > I was wrong. The particular byte sequences just looked an underscore
> > on my editor but the byte sequence is actually 0xc2a0, which must be a
> > "non breaking space" encoded in UTF-8. I guess someone mistakenly
> > insert a non breaking space while editing config.sgml.
>
> I wonder if it would be worth to add a check for this like we have to tabs?
> The attached adds a rule to "make -C doc/src/sgml check" for trapping nbsp
> (doing so made me realize we don't have an equivalent meson target).

Can we check for any character outside the support range of SGML?

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