Re: Yum - Different OS version and Arch

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  On 11/14/2010 04:07 PM, Michael Schwendt wrote:
> On Sun, 14 Nov 2010 15:51:44 +0530, Sawrub wrote:
>
>>> Packages, which have not been rebuilt for F-14, may still contain an
>>> older distribution tag (such as ".fc12") in their package release name.
>> That was clear that searching for a packages under the repos may list a
>> package that is not of the same OS version [if its not build for that
>> version]
> The dist tag in the package name isn't as important as you may think it is.
>
> The packages just haven't been _rebuilt_ for various reasons. First of all,
> there hasn't been a mass-rebuild of _all_ packages for F-14, because no
> compiler upgrade required/justified doing that. Second, the package's
> build dependencies probably haven't changed either. Nowhere is written
> that a package built _on_ F-12 would no longer work on F-13 or F-14.
> Whether it requires a rebuild depends on several factors. Third, the
> packaged software might not have seen an update by its authors either.
>
>> all i wanted was to know that why are they included in the
>> results for a different version of OS.
> Because [hopefully] they continue to work and [hopefully] the package
> maintainer has verified that they still work without a rebuild.
>
Or may be the maintainer is no longer interested in re-building.
>> Since as i have read that
>> installing packages like this ['OS version xx' packages under 'OS
>> version yy' ] should not be encouraged.
> Where?
>
It was in my early days that i got to know this probably in some list 
when i was trying to learn using yum.
>> And since YUM is there to make
>> package installation easy, practices like this should not be there there.
> Who says that? Do you get any errors when trying to install the packages?
> Or when you run the software?
>
No, nothing like that.
>>> With the x86_64 arch you can also install and run i686 for 32-bit
>>> compatibility. Not all i686 packages are available in the Yum repository
>>> for x86_64, though. Just a subset.
>>>
>> Yes that i know, all i wanted to say here is that is it a good practice
>> to list a package of different arch when the one for the requested is
>> not available under the default search. Packages of different arch
>> [except noarch] should only be listed against a special YUM option [like
>> --enable-different-arch] or be listed under a different head in the
>> default listing [like --Different Architecture--].
> You can configure your Yum to exclude i686 packages, if you don't need
> them for anything.
Ok fine, will take a look more deeply into this.

Thanks

-- 
Saurabh Sharma
Linux user number: 490644
http://sawrub-blog.blogspot.com/
Open your doors.......It's time to look beyond Windows

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