[Bug 726690] Review Request: rubygem-rails2.3 - rails 2 alongside rails 3

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https://bugzilla.redhat.com/show_bug.cgi?id=726690

--- Comment #13 from Guillermo Gómez <guillermo.gomez@xxxxxxxxx> 2011-08-04 13:54:35 EDT ---
(In reply to comment #12)
> (In reply to comment #9)
> > Btw Rails 2 and Rails 3 will conflict at least by its binary, i.e.
> > /usr/bin/rails
> 
> Thank you Vít Ondruch
> 
> I have thought about this and believe this not to be the case. The content of
> the /usr/bin/rails script in the rails2.3 package and the rails 3 package is
> exactly the same. Here is it in full: 
> 
> > #!/usr/bin/ruby
> > #
> > # This file was generated by RubyGems.
> > #
> > # The application 'rails' is installed as part of a gem, and
> > # this file is here to facilitate running it.
> > #
> > 
> > require 'rubygems'
> > 
> > version = ">= 0"
> > 
> > if ARGV.first =~ /^_(.*)_$/ and Gem::Version.correct? $1 then
> >   version = $1
> >   ARGV.shift
> > end
> > 
> > gem 'rails', version
> > load Gem.bin_path('rails', 'rails', version)
> 
> If you have both rails 2 and rails 3 installed, it defaults to using rails 3: 
> 
> $ rails --version
> Rails 3.0.5
> 
> But you can call it asking for a specific version:
> 
> $ rails _2.3.12_ --version
> Rails 2.3.12
> 
> $ rails _3.0.5_ --version
> Rails 3.0.5
> 
> Of course I am open to a difference of opinion. Do you have any suggestions?
> Perhaps I could leave /usr/bin/rails out of the rails-2.3 package. It is also
> possible to make a /usr/bin/rails2 script that defaults to using rails2. We
> only need to change one line. 
> 
> - version = ">= 0"
> + version = "< 3"

Hmm traditionally renaming old binary is the way to go, i asked, but ill do it
again.

$ mv /usr/bin/rails /usr/bin/rails2.3 (in pkg building)

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