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On Wed, Jul 27, 2011 at 6:02 AM, Pacho Ramos <pacho@g.o> wrote: |
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> El mié, 27-07-2011 a las 09:39 +0200, Michał Górny escribió: |
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>> Hello, |
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>> |
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>> As many of us already raged, the Python eclasses are delaying half |
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>> a year with support of EAPI=4. The reason for that is not actually |
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>> the lack of time or complexity of needed changes but willingness to use |
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>> the new EAPI as an excuse to turn the eclass API upside down. |
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>> |
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>> The question I'm raising here: should eclasses be actually allowed to |
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>> do *heavy* changes in their APIs in such cases? Or should the eclass |
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>> maintainers create a new eclass instead (python-r1.eclass or so)? |
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>> |
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>> The main advantage I see in that is that devs are somehow forced |
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>> to migrate their ebuilds as soon as they bump EAPI in them. Taking |
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>> a look at a number of ebuilds still using git.eclass (instead of git-2) |
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>> this is a serious advantage. |
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>> |
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>> On the other hand, I find this idea very unclear. Why should two |
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>> ebuilds use completely different eclass variables just because they're |
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>> using two different EAPIs? More importantly, why is a dev forced to do |
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>> the migration in a random point when he/she wants to bump the ebuild |
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>> EAPI? I'd like to remind you that python eclass is still hard to read |
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>> for many of us. |
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>> |
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>> And why do we have to wait so long to use a new EAPI? We already had to |
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>> fix a lot of ebuilds when old EAPIs were banned in Python eclasses. We |
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>> wanted to bump the ebuilds to EAPI 4 then but the eclasses didn't |
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>> support it. And now it still doesn't come with EAPI 4 support. |
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>> |
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>> And keeping two different EAPIs in a single eclass file means probably |
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>> that older EAPIs are going to be banned at a random point once again. |
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>> Devs will have to pro-actively migrate their ebuilds, overlays will |
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>> break and so on. The usual procedure related to eclass removal wouldn't |
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>> apply. |
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>> |
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>> So, don't you think it would be better to simply add EAPI=4 support to |
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>> python eclass with no changes and start developing the new API in |
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>> python-r1? Devs could migrate then at any point they want (and have |
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>> time to!), and when Python team wants to get rid of the old eclass, |
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>> the usual removal procedure will apply. |
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>> |
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> |
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> About the concrete case of python eclass, per Arfrever's comment in bug |
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> report related with its eapi4 support, that support is already available |
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> in overlay, but not yet merged to the tree (probably because of the |
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> possible upcoming retirement of Arfrever :-/). What is preventing python |
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> team to merge eclass from overlay? |
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> |
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|
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AFAIK, the EAPI4 support in the overlay is EAPI 4-python, that almost |
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certainly will never come to gx86, and some guys are trying to port |
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the functionality to raw EAPI4, IIRC. |
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|
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Regards, |
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|
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-- |
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Rafael Goncalves Martins |
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Gentoo Linux developer |
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http://rafaelmartins.eng.br/ |