From: Brian McCallister <mccallister@...>
Date: 2004-10-02T01:42:58+09:00
Subject: Re: irb/completion

Much appreciated! Was getting fooled on readline as I had earlier set 
up an alias to run irb in rlwrap. Doh!

-Brian

On Oct 1, 2004, at 12:25 PM, James Edward Gray II wrote:

> On Oct 1, 2004, at 11:13 AM, Brian McCallister wrote:
>
>> Hmm, any reason I'd be unable to use 'irb/completion' out of the box 
>> in 1.8.2-preview2 ?
>>
>> It likewise ignores the request to use it in my .irbrc
>>
>> [mccallister@kite ~/src/eva]$ /usr/local/ruby-1.8.2-preview2/bin/irb
>> irb(main):001:0> require 'irb/completion'
>> => false
>>
>> [mccallister@kite ~/src/eva]$ ruby -v
>> ruby 1.8.2 (2004-07-29) [powerpc-darwin7.5.0]
>
> Yes, this was just covered here recently.  Short story:
>
> 1.  irb/completion requires GNU's readline lib.
>
> 2.  Mac OS X does ship with the lib, but not the header files for Ruby 
> to find in it's build process.
>
> 3.  So, you either need to bring readline support to your Ruby 
> install, described here:
>
> http://richkilmer.blogs.com/ether/2003/10/building_ruby_1.html
>
> Or, build and install GNU readline and then Rebuild your Ruby install 
> so it will notice it.
>
> I used the latter and it worked like a charm.
>
> Good luck.
>
> James Edward Gray II
>
>
>