bug#24754: problems with footnotes and a bug with links in emacs info

[Eli Zaretskii]

> From: Rubey Martin <martin.rubey@tuwien.ac.at>
> Date: Fri, 21 Oct 2016 06:42:23 +0000
> 
> 1.) problem with footnotes:
> 
> select the fourth menu node
> 
>     The On-Line Encyclopedia of Integer Sequences (OEIS)
> 
> right at the beginning you will see
> 
> =========================================
> AUTHORS:
> 
>    - Thierry Monteil (2012-02-10 – 2013-06-21): initial version.
> 
>    - Vincent Delecroix (2014): modifies continued fractions because of
>      trac ticket #14567(1)
> 
>    - Moritz Firsching (2016): modifies handling of dead sequence, see
>      trac ticket #17330(2)
> =========================================
> 
> and both (2014) and (2016) are interpreted by emacs-info as links.
> 
> I learned that this is actually mandated by the specification, but I think it 
> would be important to be able to switch off footnote links, or, even better, 
> improve them such that makeinfo either escapes non-footnote occurrences of 
> "(12345)", or uses a less easily confused markup.
> 
> Note that in this project (sagemath, a large gpl computer algebra system) 
> non-footnote occurrences of (1), (2) and (3) are very very frequent, but 
> footnotes are used, too.  Therefore, navigating to footnote (1) and clicking 
> on it will send you anywhere.

This was fixed today on the master branch of the Emacs Git repository.

> 2.) A bug with links.  Go back to top, and then visit the node
> 
>     FindStat - the Combinatorial Statistic Finder
> 
> you should see in line 29 the link
> 
>     To access the database, use *note findstat: 7a.:
> 
> but clicking on it does not send me to the line beginning with
> 
>     Class sage.databases.findstat.FindStat
> 
> but a little below.  This problem is much worse in other, larger examples.

This was already fixed in Emacs 25.1.