Re: problem with mm macros

[Andreas Eder]

On Do 25 Feb 2021 at 10:40, Mike Bianchi <MBianchi@Foveal.com> wrote:

> Andreas has found a true bug.  The  .AT  macro does not act as advertised in
> groff_mm ...
>       The  title  _does_not_ show up after the name in the signature block.
>
> Search  /usr/share/groff/1.22.2/tmac/m.tmac  (the copy I am using at present)
>       fgrep   'cov*at!'  /usr/share/groff/1.22.2/tmac/m.tmac
> and I find
>       .\" author(s) title stored in cov*at!x!y
>       .       ds cov*at!\\n[cov*au]!\\n[cov*i] "\\$[\\n[cov*i]]
>
> which shows that  cov*at!N!N  is created as   cov*at!1!1
> but never referenced.
>
I think I have found the place where the title should be added:

it is very probably in the let*mt-sign macro which is defined in m.tmac
at line 3298. That is the place where the authors are printed.
Unfortunately my roff fu is still much too weak to attempt a fix.

Sincerely

Andreas