Re: [Bibulus-dev] Comments on bibulus.sty

[Morten Høgholm]

On Sun, 20 Aug 2006 22:36:27 +0200, Thomas Widmann <address@hidden>  
wrote:

> Morten Høgholm <address@hidden> wrote a long time
> ago:

A long time indeed...

> > 1) \cite should be a robust command, so use \DeclareRobustCommand
> > for it.
>
> Hmmmm, bibulus.sty at the moment has the following definition:
>
> \def\cite{%
>   \bgroup% Terminated by address@hidden
>   address@hidden
>   address@hidden@withafter}%
>   address@hidden@plain}%
> }
>
> I haven't looked at this for a long time -- what is it doing?  Is it
> just trying to allow an optional argument in square brackets?  How
> does that fit in with \DeclareRobustCommand?

Something using address@hidden or a similar look-ahead should always be  
robust in case it finds itself in a moving argument, which tends to happen  
quite often. Using \DeclareRobustCommand to define it instead of \def will  
work.
--
Morten