update mechanism for new releases

Sam Varshavchik mrsam at courier-mta.com
Tue Jun 23 21:53:32 UTC 2009


Martin Langhoff writes:

> On Tue, Jun 23, 2009 at 10:33 PM, Seth Vidal<skvidal at fedoraproject.org> wrote:
>> they're not insolvable - they are just very very very hard.
> 
> :-)
> 
> At the end of the day, if the OS doesn't give you atomic multi-file
> transactions, and your %pre/%post scripts aren't also written
> perfectly atomically, I would say that it _is_ impossible.

If the %pre/%post scripts are not atomic, it's impossible. However, atomic 
multi-file transaction support from the filesystem is not necessary. That 
part is perfectly solvable.

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