Re: UTF8 for docs

On Tue, May  1, 2018 at 10:14:48AM -0400, Tom Lane wrote:
> Bruce Momjian <bruce@momjian.us> writes:
> > Our release.sgml contains these lines, that I wrote:
> >         we cannot use UTF8 because SGML Docbook does not support it
> >         do not use numeric _UTF_ numeric character escapes (&#nnn;),
> >         we can only use Latin1
> 
> > Should this be changed now that we are using XML for head?  It cannot be
> > changed for back branch releases since those are still SGML, so I
> > suggest we keep this restriction.  I have updated the doc comments.
> 
> I might be wrong, but I was under the impression that restricting the
> character set was still a good idea because of downstream restrictions
> on rendering of the docs.  For instance, pretty much every web browser
> can render Latin1 characters, but I wouldn't bet on Klingon working.

Oh, uh, I was unclear if those SGML specifications were passed unchanged
into the output.

> Maybe we could go a little further than the standard named-entity
> characters, but it'd take some research to figure out what is safe.

Yeah.  I have added this as a doc comment so we don't forget.

-- 
  Bruce Momjian  <bruce@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

+ As you are, so once was I.  As I am, so you will be. +
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