From: Matt Armstrong <matt@...>
Date: 2002-02-26T01:07:23+09:00
Subject: Re: CONFIG['(site|ruby)libdir'] policies?

Massimiliano Mirra <list@chromatic-harp.com> writes:

> On my system (Debian Linux), Config::CONFIG['sitelibdir'] and
> Config::CONFIG['rubylibdir'] are mapped respectively to
> /usr/lib/ruby/1.6 and /usr/local/lib/site_ruby/1.6.
>
> I have also installed 1.7, so there are /usr/lib/ruby/1.7 and
> /usr/local/lib/site_ruby/1.7, too.
>
> What is the policy of the interpreter in accessing these directories?
> Does Ruby 1.6 access /usr/lib/ruby/1.6 only, while Ruby 1.7 accesses
> both /usr/lib/ruby/1.7 and /usr/lib/ruby/1.6?

ruby 1.7 looks only in the 1.7 directories, ruby 1.6 looks only in the
1.6 directories.

> Should a module working in 1.6 and 1.7 be placed in .../1.6?  Should
> a module working in 1.7 but not in 1.6 be placed in .../1.7, and so
> on?

Try "sitedir":

    ruby -r rbconfig -e 'puts Config::CONFIG["sitedir"]'
    /usr/local/lib/site_ruby

Or have people install it once for each version of ruby they have.

-- 
matt