Re: Prettify keywords

[Stefan Monnier]

> I want to prettify tex commands, so that things like \alpha is shown
> with the greek letter.  The calls are however in texinfo files.  If
> I call tex-mode, the texinfo highlighting from texinfo-mode gets
> disabled.

I have no idea how you go from the above to wanting `prog-mode` to be
a minor mode.

But AFAICT you do know that one obvious answer to your need is to set
`prettify-symbols-alist` and enable `prettify-symbols-mode`.


        Stefan