[pdftex] Default extension in pdftex.def (again)

[Heiko Oberdiek]

On Mon, Oct 30, 2006 at 11:44:31AM -0500, ConNews wrote:

> is there a reason why the pdf driver does not
> define a default rule as suggested in
> 
> http://tug.org/mailman/htdig/pdftex/2003-June/002069.html
> 
> resulting in the patch attached below.
> 
> I wonder why this is not set by default in the standard
> pdftex.def file? 

There is no agreement among the users for such a rule.
Some would want MetaPost, other JPEG, in your case PDF.
You have PDF files without extension .pdf or .PDF?

> Is there a more elegant way?

Yes, this can be set in user land, see grfguide, \DeclareGraphicsRule*.

Yours sincerely
  Heiko <oberdiek at uni-freiburg.de>
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