From: Eric Hodel <drbrain@...7.net>
Date: 2008-05-29T10:19:34+09:00
Subject: Re: ruby-opengl gem uses ruby1.9, even from gem1.8

On May 28, 2008, at 13:19 PM, David Masover wrote:

> On Wednesday 28 May 2008 14:17:31 Eric Hodel wrote:
>> They should have a different shebang line.  Re-run `gem install rake`
>> again to make plain `rake` be the 1.8 one.
>
> I just did, and it has a 1.9 shebang. I'm pretty sure I tried this  
> before.

Then does `gem env` report 1.9 as the ruby version?

>> You may want to add "install: --format-executable" to your ~/.gemrc  
>> to
>> make gem add 1.8 or 1.9 to gem executable names so that they don't
>> step on each others' toes.
>
> Ok, guessing that will be in root's homedir if I install gems via  
> sudo?

In `sudo ruby -e 'p ENV["HOME"]'`, which is the my homedir for me.

> And would there still be a default 'rake' command? If so, which  
> would it use?
> (Configurable?)

No, you would have to make a symlink to whichever you wanted to be the  
default.