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Month: January 2012

Re: [trinity-devel] Qt3/TQt3 binary compatibility breakage

From: L0ner sh4dou <sh4dou@...>
Date: Fri, 27 Jan 2012 17:51:23 +0100
2012/1/26 Timothy Pearson <kb9vqf@...>:
> All,
> This message is a heads-up to alert developers/packagers that the Qt3/TQt3
> ABI is not backwards compatible with 3.3.x as of GIT hash 0eb9f5e.
> This decision was not made lightly.  The QWidget class did not contain
> enough data members to add modern NetWM/Motif configuration flags due to
> poor design, and as you may be aware adding data members is one of the
> only ways to break ABI compatibility.  I have also added new unused
> reserved data members to ensure that this problem does not happen again in
> the near future.
> With this ABI bump comes a new version number, 3.4.0.  If you need to
> maintain backwards compatibility for any reason, I strongly suggest
> locally reverting the 0eb9f5e patch in a copy of the latest qt3 sources
> from GIT.
> The ABI is not set in stone and may undergo further changes before R14.0.0
> is released, however I will send a similar message to the lists if this
> occurs.
> Packagers, you will need to initiate a full rebuild of qt3 or tqt3, then
> rebuild all TDE packages from scratch once the new qt3/tqt3 version is
> installed.
> Timothy Pearson
> Trinity Desktop Project

One question: what is tqt3, and in which way it differs from qt3?

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