[Rubygems-developers] Two versions of ruby 1.8.x on same system with working rubygems, possible?

Eric Hodel drbrain at segment7.net
Sat Mar 17 07:54:59 EDT 2007

On Mar 7, 2007, at 09:28, Rick DeNatale wrote:

> I might be trying to do something which is impossible.
> I've got both ruby 1.8.5 and 1.8.6 installed on a system as well as
> ruby1.9  the libraries are in
> /usr/local/lib/ruby/site_setup
>    1.8.5
>    1.8.6
>    1.9
> I'd like now to install rubygems  so that it can be used with either
> 1.8.5 OR 1.8.6  but I can't figure out which options to use with
> setup.rb in order to do this.  I'd be happy if these were two separate
> rubygems installs, but it would be great if the gems could be shared
> if that made sense.
> Is this even possible?  Looking at the code in setup.rb it seems to
> disregard the tiny part of the ruby version.

Install it outside of ruby's site_lib and add the path to it via  
RUBYLIB or -I.  I think that means --prefix.

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