Review Request 119302: Make FindPyQt4 work with PyQt's new build system.

[Raphael Kubo da Costa]

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I guess it's important to note that PyKDE is still broken with this change -- it also assumes `pyqtconfig.py` exists. Fixing it is probably going to be more difficult.

- Raphael Kubo da Costa


On July 16, 2014, 4:21 p.m., Raphael Kubo da Costa wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://git.reviewboard.kde.org/r/119302/
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> 
> (Updated July 16, 2014, 4:21 p.m.)
> 
> 
> Review request for kdelibs, Alex Merry, Luca Beltrame, and Simon Edwards.
> 
> 
> Bugs: 337462
>     http://bugs.kde.org/show_bug.cgi?id=337462
> 
> 
> Repository: kdelibs
> 
> 
> Description
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> 
> Since PyQt 4.10, PyQt.pyqtconfig is deprecated and not available unless
> PyQt is built using the old configure script.
> 
> There is no direct replacement for it, as PyQt's new build system does
> not provide as much information as before by design. Luckily, most of
> the variables we are interested in can be obtained from PyQt's QtCore
> module itself even if its old build system is used.
> 
> The only exception is pyqt_sip_dir, which cannot be determined at all if
> pyqtconfig is not available. In this case, the most we can do is guess
> the default path like QScintilla2 does, and fail if it does not exist.
> The user then needs to specify it manually via CMake with something like
> -DPYQT4_SIP_DIR=/usr/share/sip/PyQt4. To this effect, all variables set
> by FindPyQt4.cmake have been made cache variables, which means their
> values can be overriden by the user, thus ignoring the contents read via
> FindPyQt.py.
> 
> 
> Diffs
> -----
> 
>   cmake/modules/FindPyQt.py 5d2f9514d87553d5a16a95943618572316c92861 
>   cmake/modules/FindPyQt4.cmake b176b4f8cfee471a1b7aecdd2723d165b0496a85 
> 
> Diff: https://git.reviewboard.kde.org/r/119302/diff/
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> 
> Testing
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> 
> I was able to make Kate find PyQt by passing `-DPYQT4_SIP_DIR=<...>` with my PyQt installation without `pyqtconfig.py`, and calling `FindPyQt.py` by hand on a Debian system with `pyqtconfig.py` worked as before.
> 
> 
> Thanks,
> 
> Raphael Kubo da Costa
> 
>

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