From: Mark Volkmann <mark@...>
Date: 2007-01-26T08:31:56+09:00
Subject: Re: installing Ruby under Mac OS X

On Jan 25, 2007, at 10:23 AM, Mark Volkmann wrote:

> I just downloaded the source for Ruby 1.8.5-p12 and built it under  
> Mac OS X using the following steps.
>
> unzip and untar the downloaded file
> cd to the directory createed by untarring
> su root
> ./configure
> make
> make test - reports "test succeeded"
> make install
> make install-doc
>
> When I run "ruby -v", I get "ruby 1.8.5 (2006-12-25 patchlevel 12)  
> [i686-darwin8.8.1]".
> When I run "ruby -rrbconfig -e 'p Config::CONFIG["ruby_version"]'",  
> I get ".".
> I should be getting "1.8.5". Am I doing something wrong in the way  
> I'm installing Ruby?
>
> This is preventing me from installing gems. I get the following.
> ERROR:  While executing gem ... (ArgumentError)
>     install directory "/usr/local/lib/ruby/gems/./gems/ 
> activesupport-1.4.0" not absolute

I fixed this by editing /usr/local/lib/ruby/i686-darwin8.8.1/ 
rbconfig.rb. Here are the lines I changed.

CONFIG["MAJOR"] = "1"
CONFIG["MINOR"] = "8"
CONFIG["TEENY"] = "5"

They were set to empty strings before my change and this was after a  
clean install.

I can now install gems again!