[Yum] Re: upgrade and update

[seth vidal]

> About "update": What happens if the new package requires other
> non-installed packages? Will "update" pull them in?

yes. it does that now.


> apt-get has a similar concept: "upgrade" (comparable to "yum update")
> does not change the rpm ensemble, e.g. no additions or removals, only
> verion upgrades. Upgradeable packages requiring other new packages
> "are being kept back". Is that what yum update should do?

removals will NEVER happen on update/install/upgrade. And this 'foo has
been held back' behavior is not terribly informative to the user.

In general the 'apt does it this way' argument doesn't go very far w/me.

> Maybe instead have obsoletes unconditionally on and have a switch for
> fault tolerance in obsoletes? E.g. if any obsoletes loop is created
> display the problematic packages to the user for manual intervention,
> remove them for the internal upgrade list and go on with the rest?

if the loops are large enough it is impossible to see them.

-sv