F18 DNF and history

[James Antill]

On Fri, 2012-06-22 at 09:56 +0200, Matej Cepl wrote:
> On 21/06/12 16:54, Michal Schmidt wrote:
> > On 06/21/2012 04:27 PM, Nikola Pajkovsky wrote:
> >> Michal Schmidt <mschmidt at redhat.com> writes:
> >>> We do now. You can set clean_requirements_on_remove=1 in yum.conf
> >>
> >> in which version that is supported?
> >
> > Since 3.2.28-13
> > http://skvidal.wordpress.com/2010/11/09/orphaned-dep-cleanup-in-yum/
> 
> Mea culpa! I have missed "we weren’t using the ‘reason’ info we’re now 
> storing in the yumdb to know what is a dep and what is not" which is a 
> crucial piece of information.
> 
> Then the curious minds ask ... why clean_requirements_on_remove = 1 
> isn't a default?

 The main two main reasons we didn't just turn it on when written are:

1. New code in a pretty critical operation, needs to be tested a bunch
first.

2. Lots of people would have installed packages without a reason set.

...both of which should be gone now, so we could turn it on by default
in F18.