Binary compatiblity for

Hugo Pereira Da Costa hugo at
Fri Feb 24 10:32:08 GMT 2012

On 02/24/2012 11:25 AM, Hugo Pereira Da Costa wrote:
> On 02/24/2012 11:21 AM, Hugo Pereira Da Costa wrote:
>> Hi Andras,
>> no there is no guarantee for, and I don't plan to 
>> guarantee it.
>> It is all internal to kde-workspace, and has no public api.
>> the fact that oxygen gets broken for kde installed from source due to 
>> incorrect plugin path is an issue with Qt installantion, and/or with 
>> local KDE install (experts should confirm), that must be fixed 
>> upstream, disregarding of the above. In fact the same issue can lead 
>> (and has led) to crashes elsewhere, notably in the decorations. 
>> Therefore I don't think it justifies ensuring the the BIC you ask, 
>> which would generate extra -and IMHO unnecessary- complexity, if not 
>> overhead.
oh and forget the bit about decorations, its actually not true (or 

> If I remember correctly, the recipy for getting the right pluggin path 
> (and thus avoid the crashes -always-), is to edit 
> $HOME/.config/Trolltech.conf, and remove (or fix) the "libraryPath" 
> section in [qt].
>> Sorry,
>> Hugo
>>> Hi,
>>>   is there any BC guarantee for If not, i think 
>>> there
>>> should be... It is not the first time that you cannot run 
>>> application installed
>>> by your distribution under a self-compiled KDE master, because BIC 
>>> issues in
>>> The apps from there load the plugin 
>>> from the
>>> system directories, but as the link against the master's 
>>> dynamically, so if that changes in a BIC way, the apps crash and 
>>> don't start.
>>> Eg:
>>> qtcreator: symbol lookup error: 
>>> /usr/lib64/kde4/plugins/styles/
>>> undefined symbol: _ZN6Oxygen7TileSetC1ERK7QPixmapiiii
>>> Right now the problem was most probably was the following commit:
>>> I know this does not affect regular releases in distributions, but 
>>> it is very
>>> bad for those working/testing KDE master.
>>> Andras

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