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Re: sources.list: experimental

lsorense@csclub.uwaterloo.ca (Lennart Sorensen) writes:

> On Wed, Dec 03, 2008 at 12:40:56AM +0100, Goswin von Brederlow wrote:
>> Actualy you are verry wrong there. Not in what it is supposed to do
>> but in what actually happens and why update is a good idea.
>> As you say will do things involving adding or removing packages.
>> Unfortunately it is not always too smart about that and result depend
>> on the order of updates. For example:
>> Package: foo
>> Version: 1.2-3
>> Depends: foo-simple (= 1.2-3) | foo-heavy (= 1.2-3)
>> Now imagine you have foo 1.2-1 and foo-heavy 1.2-1 installed then
>> dist-upgrade will want to update foo 1.2-3. That will have broken
>> dependencies (foo-heavy 1.2-3 is not installed yet) so to fullfill
>> them it will add foo-simple 1.2-3. Only later it hits foo-heavy 1.2-1
>> and will also update that to 1.2-3.
> I have never seen dist-upgrade do something that stupid.  I have used
> dist-upgrade exclusively for almost 10 years now without seeing anything
> like that.

Did it on nearly every xemacs update for me.


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