Re: how far can i go with grotty?

[John Gardner]

>
> also: i need "sed '/^$/q'" at the end of my filter because groff
> renders a lot of empty lines at the end of the output whenever i
> use b in my tbl format. i don't know how to remove it.


sed -e :a -e '/^\n*$/{$d;N;};/\n$/ba'


On Sat, 25 Jul 2020 at 04:28, Tadziu Hoffmann <hoffmann@usm.uni-muenchen.de>
wrote:

>
> > also: i need "sed '/^$/q'" at the end of my filter because groff
> > renders a lot of empty lines at the end of the output whenever i
> > use b in my tbl format. i don't know how to remove it.
>
> I don't understand how empty lines at the end can be related
> to making things bold (which is what "b" is supposed to do).
>
> I suspect it is because of page length, with groff outputting
> the empty part of an only partially filled page at the end.
> If that is the case, you can request a really long page with
> something like
>
>   .pl 10000
>
> at the very beginning (to prevent pagination during output
> of the table), but then at the end (after the table) say
>
>   .pl 1
>
> which will set the page length to just one line (so partially
> filled pages cannot exist).  Then you can leave out the final
> sed command.
>
>
>
>