Re: @var{x_1} is funny in pdf

[Gavin Smith]

On Mon, Jan 18, 2021 at 9:15 PM Leo Butler <leo.butler@umanitoba.ca> wrote:
>
> Gavin Smith <gavinsmith0123@gmail.com> writes:
>
> > As it happens, there was a hook recently added to texinfo.tex to omit
> > the page number, which looks a lot like the patch you sent (change on
> > 2020-11-17).  If you say "@set txiomitrefpg" the page numbers won't be
> > output.  I've uploaded the newer texinfo.tex to ftp.gnu.org/gnu/texinfo
> > now.  This is still not documented anywhere.
>
> Hi Gavin,
>
> That hook does not work quite the way I would like. Since you only test
> if txiomitrefpg is ever set, there is little discretion possible. What I
> would like is the ability to selectively include (or exclude) page
> refs. E.g. define
>
> \def\pagelessref#1{\txiomitrefpgtrue\ref{#1}}
> \def\pagefulref#1{\txiomitrefpgfalse\ref{#1}}
>
> and intermingle their use.

You can clear the flag after you set it with "@clear txiomitrefpg".

> In texinfo.tex, rather than
>
> \expandafter\ifx\csname SETtxiomitxrefpg\endcsname\relax
>
> have
>
> \iftxiomitrefpg

Doing it with @set means we can avoid having to invent new Texinfo
commands like @txiomitrefpgtrue etc.