[PyQt] building pyqt and qt.conf

[Phil Thompson]

On Sat, 11 Dec 2010 14:31:08 +0100, Erik Janssens
<Erik.Janssens at conceptive.be> wrote:
> Hi,
> 
> I was trying to build the latest snapshot of PyQt and
> for a reason I don't understand, PyQt would always
> build against QT installed on the system, despite pointing
> it explicitly to a custom QT build using the -q option.
> 
> After many hours of looking, I found this was due to
> the fact that I had put a qt.conf file in the bin dir
> of QT to make it load plugins.
> 
> Now I now how to fix this, but I don't understand
> why.  What is the relation between qt.conf and
> the PyQt build system.
> 
> The qt.conf only contained a line to set the prefix
> to '.'

configure.py creates and runs a small C++ program that uses QLibraryInfo
to get the details of the Qt configuration. The values returned are
influenced by any qt.conf file.

Phil