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Re: mirari updates

On 28 Feb 2013, at 16:37, Mike McClurg <mike.mcclurg@xxxxxxxxx> wrote:
> That's a really nice feature! I think what Vincent was looking for (correct 
> me if I'm wrong, Vincent) is the way to run arbitrary commands without 
> switching back and forth between compilers. I'm thinking of:
> $ opam config env --switch 4.01.0+mirage-xen -- obuild build
> So that I can do a mirage build in my current dir, but still use the system 
> compiler, for instance. This would be a useful feature outside of mirari.

That's correct: we currently don't have a way to spawn a subshell with the 
environment variables for a different switch.  Note that the subshell does 
*not* need to call OPAM, only obuild.

Thomas, I (think) this is what our friend in 
https://github.com/OCamlPro/opam/issues/482 wanted :-)




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