PDF indexing

[Martijn van Oosterhout]

I seem to remember seeing a reference somewhere to a program that could
index PDF files but can't find it now.

Google search shows nothing.

Anyone know how to index PDF files on linux?
-- 
Martijn van Oosterhout <kleptog at svana.org>
http://svana.org/kleptog/
> If the company that invents a cure for AIDS is expected to make their
> money back in 17 years, why can't we ask the same of the company that
> markets big-titted lip-syncing chicks and goddamn cartoon mice?