Re: [Groff] PDFPIC macro

[Peter Schaffter]

On Thu, Sep 18, 2014, Keith Marshall wrote:
> On 18/09/14 14:42, Peter Schaffter wrote:
> > Would an addition to the warning emitted by the macro be sufficient
> > to alert users to the potential dangers of -U?
> 
> Perhaps, but it's so much better if it can be avoided altogether.  FWIW,
> in my former employment I produced a significant volume of PDF
> documentation -- including the occasional PSPIC image -- using pdfroff
> on MS-Windows, without ever needing to use -U.

pdfinfo isn't the only reason for -U; the macro, as is, also
converts pdf images to eps for non-gropdf processing.  This is
a judgment call on my part.  The macro could as easily reject
pdfimages entirely when !'\\*[.T]'pdf'

-- 
Peter Schaffter
http://www.schaffter.ca