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List: kde-core-devel
Subject: Re: hard-dep for Qt 4.8
From: Alexander Neundorf <neundorf () kde ! org>
Date: 2012-01-13 18:10:55
Message-ID: 201201131910.56057.neundorf () kde ! org
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On Friday 13 January 2012, Thomas Lübking wrote:
> Am 12.01.2012, 22:50 Uhr, schrieb Ingo Klöcker <kloecker@kde.org>:
> > If you want developers to switch to Qt 4.8 to get the KDE code better
> > tested with this version of Qt then simply ask developers to do so. I
> > see no good reason to force developers to do so.
>
> I tend to agree that KDE should not add hard deps for "manipulative"
> reasons - that has a very ugly attitude to it.
>
> On the other hand, Qt 4.8 - while in theory ABI stable - broke quite some
> things, starting at least with the qDeleteAll incident and also including
> the switch to the raster graphicssystem as a default (not to mention that
> mapToGlobal() works, works not. works, works not. works, ...? ;-)
>
> Those carries a large potential to weakly (but effectively) break (while
> not guaranteed, yet implicit) ABI and therefore should be subject to
> developer testing.
>
> Does cmake allow to intercept the configuration process and force a
> conditional message (like a weak configuration error) to be confirmed* to
> inform everyone about those implications and -quite intrusively- recommend
> to build and test against Qt 4.8?
No, it's an error or it's not an error (i.e. a plain message).
Alex
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