Safe updating (was Re: [squeak-dev] Loading morphic-ar.162 fails)
Bert Freudenberg
bert at freudenbergs.de
Thu Aug 27 23:11:46 UTC 2009
On 28.08.2009, at 00:08, Ken Causey wrote:
> Now that's an interesting suggestion that had not occurred to me. Is
> there some way we could leverage this fact to avoid this sort of
> problem
> in the future, it seems to have come up more than once already.
>
> On the one hand perhaps the updating logic could create a new
> temporary
> project and enter it before starting the update then exit and delete
> it
> when the update is complete?
Maybe, but it smells like an evil hack.
> Alternatively could the logic do some
> subset of what happens when a new project is entered but as effective
> for this purpose?
Possibly, but it'd be an even more devilish hack.
> On the third hand does atomic loading address this
> problem more effectively and more directly?
I'd say so, yes.
- Bert -
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