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Re: Identifying links to index nodes in HTML output

From: Patrice Dumas
Subject: Re: Identifying links to index nodes in HTML output
Date: Fri, 10 May 2019 21:43:59 +0200
User-agent: Mutt/1.10.1 (2018-07-13)

On Fri, May 10, 2019 at 05:34:48PM +0100, Gavin Smith wrote:
> On 5/10/19, Patrice Dumas <address@hidden> wrote:
> > On Thu, May 09, 2019 at 07:13:05PM +0100, Gavin Smith wrote:
> >> I think there should be a more reliable way to identify links to
> >> index nodes from the table of contents in index.html in HTML output.
> >> Currently the only way is to check if "Index" appears in the name of
> >> the page.  This would be used in an "HTML-Info" system, providing the
> >> functionality of Info using HTML.
> >
> > I may be missing something, but it seems to me that the first node with
> > printindex is used, see _prepare_global_targets() in
> > Texinfo/Convert/HTML.pm.
> >
> > But maybe you are referring to something else?
> I hadn't realised that a <link rel="index">  element was already
> output in the file header. I was thinking of the <a> elements in the
> table of contents or main menu. But the <link> elements are good too.
> The only change I'd make is to output a <link> element for every node
> containing a @printindex, instead of just the first one. Do you think
> that would be okay?

That would be possible to do that, and it seems to be ok in term of
validity of the document.  But I do not know how it will be interpreted
by the webbrowser.  I tried to search on the internet some information
on <link> with the same rel= used multiple time but I didn't find
anything interesting.

In any case, I guess it would be ok to do it, as it seems to me that
no webbrowser uses the <link rel= > informations we provide in the


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