Oliver Saunders wrote:
>> did you installed build dependencies for ruby?
>>
>> sudo apt-get build-dep ruby1.8
> 
> I compiled it, I didn't install it from a package. If I was missing a 
> dependency I would have been told, surely? The compile was successful.

Look in ext/readline/. Does readline.o exist? If not, what does mkmf.log 
say? Or, just run

ruby extconf.rb

in that dir and see if there are any failures.

-- 
       vjoel : Joel VanderWerf : path berkeley edu : 510 665 3407