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From: Eli Zaretskii <eliz@gnu.org>
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Subject: bug#28607: 27.0.50; help-fns unsolicited elisp loading
Date: Mon, 20 May 2019 20:01:08 +0100
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Cc: mvoteiza@udel.edu, 28607@debbugs.gnu.org, monnier@iro.umontreal.ca
To: Noam Postavsky <npostavs@gmail.com>
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On May 20, 2019 6:49:34 PM GMT+01:00, Noam Postavsky <npostavs@gmail=2Ecom>=
 wrote:
> Eli Zaretskii <eliz@gnu=2Eorg> writes:
>=20
> >> +@node Autoload by Prefix
> >> +@subsection Autoload by Prefix
> >
> > I think a "@cindex autoload by prefix" would be good here=2E
>=20
> Sure=2E
>=20
> >> +During completion for the commands @code{describe-variable} and
> >> +@code{describe-function}, Emacs will try to load files which may
> >> +contain definitions matching the prefix being completed=2E  The
> variable
> >> +@code{definition-prefixes} holds a hashtable which maps a prefix
> to
> >> +the corresponding list of files to load for it=2E  Entries to this
> >> +mapping are added by calls to @code{register-definition-prefixes}
> >> +which are generated by @code{update-file-autoloads}=2E  Files which
> >> +don't contain any definitions worth loading (test files, for
> >> +examples), should set @code{autoload-compute-prefixes} to
> @code{nil}
> >> +as a file-local variable=2E
> >
> > I would add a cross-reference to where update-file-autoloads is
> > described after it's mentioned=2E
>=20
> Um, how should I do this?  I tried (I've also added
> @anchor{update-file-autoloads} below @findex update-file-autoloads):
>=20
>     the corresponding list of files to load for it=2E  Entries to this
>     mapping are added by calls to @code{register-definition-prefixes}
>     which are generated automatically (@pxref{update-file-autoloads,
>     @code{update-file-autoloads}})=2E  Files which don't contain any
>=20
> But it looks rather strange, it adds an extra period=2E
>=20
>   corresponding list of files to load for it=2E  Entries to this mapping
>     are added by calls to `register-definition-prefixes' which are
>     generated automatically (*note `update-file-autoloads'
>     =2E)=2E  Files which don't contain any definitions

You don't hzve to add @anchor, it's good enough to point to the node=2E