Re: mandoc/nroff small spacing difference for .Bd -offset 0

[Nicolas Joly <njoly@pasteur.fr>]

On Fri, Nov 16, 2012 at 11:56:30PM +0100, Ingo Schwarze wrote:
> Hi Nicolas,

Hi Ingo,

> Nicolas Joly wrote on Tue, Oct 16, 2012 at 08:05:03PM +0200:
> 
> > Still checking the NetBSD man pages i noticed a minor difference for
> > display blocks with an `-offset 0' argument.
> 
> That's sloppy.  The -offset argument is supposed to take a scaling
> width argument, not a bare number.
> 
> When the unit is omitted from scaling width numbers, according to
> my understanding, what unit is assumed depends on the context,
> and i have no idea what the default unit for .Bd -offset is
> supposed to be.
> 
> According to my testing, here is what groff does:
> 
>  -offset followed by a single digit (-offset 0 ... -offset 9)
>   is handled as -offset 0n
> 
>  -offset followed by multiple digits (-offset 10 ... -offset 9999 ...)
>   uses the string length of the number,
>   e.g. -offset 123 is the same as -offset 3n
> 
> That doesn't make a lot of sense to me.
> I'm not thrilled by the idea of spending my time to make mandoc
> (bug-?)compatible with groff in this respect.

Fine with me. This just needs to be documented somewhere ...

-- 
Nicolas Joly

Biology IT Center
Institut Pasteur, Paris.
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