Werner LEMBERG <w...@gnu.org> wrote:
> > But what about \(rn and \(br? The glyphs don't fit well but in
> > groff they do. See the table and text box in my previous mail to
> > see how the original troff renders it. How does groff do it?
>
> In groff, \[ul], \[rn], and \[br] are not real characters. Instead,
> they are defined with drawing requests. From ps.tmac (dvi.tmac and
> the other driver macro files contain very similar code):
>
> .\" This is designed so that \(ul, \(rn and \(br form corners.
> .char \[ul] \v'.25m'\D'l .5m 0'\v'-.25m'
> .char \[br] \Z'\v'.25m'\D'l 0 -1m''
> .char \[rn] \v'-.75m'\D'l .5m 0'\v'.75m'
I see. Then probably the closest solution in the original troff is
using charlib characters, as it does not support .char macro. Anyway,
thanks for the helpful answer.
Ali
