Re: [Fink-beginners] upgrading problems

[Alexander H. <ale...@gm...>]

> On Dec 12, 2017, at 23:24, Pietro Corvisiero <co...@gm...> wrote:
> 
> I I have been working for many years with fink on my mac OS X 10.8
> I am still using Cernlib, mainly for Geant3 simulations.
> I resisted until today without upgrading my OS to the latest version because this would be incompatible with my fink version 0.38.8 . But now I am forced to proceed..
> What happens if:
> 1) I upgrade my mac to 10.12 (Sierra) AND I do not upgrade fink to latest fink version 0.42 ?

You will be unable to update your Fink installation.

> 2) Do previously installed programs continue to work? I hope yes
> 

Yes.

> What happens if:
> 3) Once upgraded my mac to Sierra, I install the latest fink version? 

Yes.

> 4) Shall I forget about all the installed software and reinstall everything? 

Yes.  There is an ABI change in the C++ libraries that we build which started at 10.9.  That made doing an in-place upgrade unfeasible.

> 5) Is there some automatic procedure to do this?
> 

The suggestions for the 10.12 upgrade procedure on finkproject.org are still applicable here.  I haven’t had time to write up a 10.13 document yet.

> I am writing to you because I heard from "expert" colleagues conflicting opinions..
> 
> Many thanks,
> Pietro Corvisiero