Re: [gentoo-user] understanding --depclean

[Dale <rdalek1967@gmail.com>]

KH wrote:
> Dale schrieb:
>   
>> Michael P. Soulier wrote:
>>   
>>     
>>> I'm new to gentoo, and I recently changed my USE flags, so I ran
>>>
>>> emerge -p --depclean
>>>
>>> to see what it suggests removing. 
>>>
>>> Along with many others, I see
>>>
>>>  dev-lang/python
>>>     selected: 2.4.4-r13 
>>>    protected: none 
>>>      omitted: 2.5.2-r7 
>>>
>>> msoulier@anton:~$ equery list | grep dev-lang/python
>>> dev-lang/python-2.4.4-r13
>>> dev-lang/python-2.5.2-r7
>>>
>>> So it's going to remove the redundant python version, is that right? Any
>>> chance of shared files being removed?
>>>
>>> Thanks,
>>> Mike
>>>   
>>>     
>>>       
>> Run this, emerge -uvDNp world and see if it wants to emerge anything. 
>> man emerge will tell you what the options are for but the -N is the
>> important part.  Also, you may want to run python-updater as well just
>> to see if it picks up anything.  Basically, you want to make sure
>> everything is using the new version of python before removing the old. 
>> --depclean has no clue on that one.
>>
>> Also, anytime you run --depclean, run revdep-rebuild -i afterwards just
>> in case something did get messed up.  Always do that before you log out
>> or reboot.  I have been known to switch to another console and login
>> before logging out of the other one.  Just to be sure.
>>
>> Be very careful with --depclean.  It can really mess up something if you
>> are not watching close.  Ask first if you're not sure.
>>
>> Dale
>>
>> :-)  :-)
>>
>>   
>>     
> Hi,
> As I have written somewhere else a couple of times. If unmerging a part
> of the system consider running quickpkg --include-config=y
> <forexamplepython> before. Running revdep-rebuild might show you do have
> to reinstall whatever you unmerged but emerge might not be able to do it
> any longer if something is really broken.
> kh
>
>
>   

Another good way is to have it in make.conf.  I have buildsyspkg in mine
so that it does it automatically.  It hasn't saved me yet since I follow
my own advice but it may one day.

Dale

:-)  :-)