[Fedora-packaging] purpose of ruby(abi), python(abi), etc

[Vít Ondruch]

Dne 20.12.2012 01:43, Garrett Holmstrom napsal(a):
> On 2012-12-19 5:12, Bill Nottingham wrote:
>> Vít Ondruch (vondruch at redhat.com) said:
>>> Can somebody enlighten me, what is the purpose of ruby(abi) (replace
>>> by python(abi) if you wish) virtual provide? Especially, why Ruby
>>> packaging guidelines mandate "Requires: ruby(abi) = 1.9.1", i.e.
>>> versioned require? And why in Python packages, python(abi) is
>>> automatically generated?
>>
>> In the python case, it's because that python extension modules
>> install in a version-specific directory ($libdir/python2.7, for 
>> example.)
>> This makes them explicitly tied to that version of python.
>
> There's also the fact that the ABI for the bytecode that gets 
> generated at build time is specific to each x.y series of python 
> releases.

For that, you could have "Require: python-libs = 2.7" instead.


Vít

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