Re: [Groff] .ul question

[Werner LEMBERG]

> > troff on AIX 3.2.5 gives
> > 
> >     _This_is_
> > 
> >     _a_ test.
> 
> cstr54 says under .br in section 4.2:
> 
>     Text lines beginning with space characters (but not tabs) and empty
>     text lines (blank lines) also cause a break.
> 
> Further on, at the end of section 5:
> 
>     Blank text line.
>         Causes a break and output of a blank line exactly like sp 1.
> 
> So if ^$ on input is treated as ^\.sp 1$ then the `a' should be
> underlined I guess.  The ^$ is effectively a control line.

Thanks a lot for your testing!

Indeed, `I guess' is the right phrase.  `cstr54' is simply fuzzy about
empty lines in a .ul context.

Fortunately, GNU troff behaves similar to Unix troff, so my only task
is to document this (IMHO buggy) behaviour.


    Werner