Re: Ruby changes for Wheezy
On 04/03/11 at 14:26 +0100, Bernd Zeimetz wrote:
> On 03/04/2011 02:00 PM, Josselin Mouette wrote:
> > Le vendredi 04 mars 2011 à 11:16 +0100, Stefano Zacchiroli a écrit :
> >> === Use alternatives to switch between Ruby implementations ===
> >> There is a huge demand (see
> >> [[http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=548917|#548917]])
> >> for using alternatives to switch between Ruby implementations. This
> >> would provide a way to mimic what RVM provides in a cleaner way, and
> >> will help the Ruby community with moving to 1.9.x or other
> >> implementations.
> >
> > I think this would be asking for a disaster. A given version of the
> > distribution should provide a given version of /usr/bin/ruby. Otherwise
> > you’re just going to see third-party software (and often Debian
> > packages) break in horrible ways.
>
> Indeed. You would want to define a default version and some 'supported'
> (but non-default) other versions. Again my recommendation - look at the
> way how these things are handled in Python (yeah, ignore the discussions
> around varoius Python helpers and so on).
That's what we plan to do: for now, ruby1.8 is the default
implementation/version, and will have the highest priority in
alternatives. So switching to say jruby would require manual
intervention.
- Lucas
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