l3backend: adding new DVI specials?

[Joseph Wright]

On 13/02/2020 10:06, Zdenek Wagner wrote:
> Hi,
> 
> many years ago (when using emTeX in OS/2) I wrote a package which can
> create multilie hyperlinks by dvips + distiller (or ghostscript). It
> is here:
> http://icebearsoft.euweb.cz/tex/#pdf
> Unfortunately it is undocumented, only one article was written about
> it in Czech. The idea is that the LaTeX macro inserts a PS code at the
> beginning and at the end. These PS macros measure the area. If it is
> in a single line, just one hyperlink is created. If there is a line
> break, two hyperlinks with the same target are created. Maybe it can
> help you.
> 
> Zdeněk Wagner

We have the necessary PostScript from hypdvips (with some corrections): 
the issue is exactly where to hook safely into the OR.

Joseph