Konstantin:
How do I cross compile on Linux for IOS/OSX target?
So while your suggestion is appreciated,
your logic is hard to follow.
md
On Mon, Jan 30, 2017 at 12:16 PM, Konstantin Tokarev <annu...@yandex.ru> wrote:
>
>
> 30.01.2017, 20:58, "mark diener" <rpzrpz...@gmail.com>:
>> Kai:
>>
>> Thank you for the response.
>>
>> As a QT customer, I would hope that communications from Qt Staff would
>> yield something that I can USE.
>>
>> Your response suggested that dependency build failures are an uncommon
>> occurrence. ("there might still be feature permutations that lead to
>> compilation errors")
>>
>> I can assure you that 100% of my attempts to reduce the binary size of
>> Qt 5.8 have ended in failure.
>>
>> Don't believe me? Try this test config line:
>
> I think macOS is not the best platform to play with shrinking, try Linux
> instead.
>
>>
>> /macdev/qt580/5.8/Src/configure -prefix /macdev/qt580/5.8/osxstat \
>> -verbose \
>> -opensource \
>> -release \
>> -strip \
>> -c++std c++11 \
>> -confirm-license \
>> -reduce-exports \
>> -nomake tests \
>> -nomake examples \
>> -qt-libjpeg \
>> -qt-libpng \
>> -opengl desktop \
>> -no-widgets
>>
>> Results in build failure:
>>
>> 10.11.sdk/System/Library/Frameworks/AGL.framework/Headers
>> -I/macdev/qt580/5.8/Src/qtbase/mkspecs/macx-clang
>> -F/macdev/qt580/5.8/build-osx/qtbase/lib -o .obj/qmacfunctions_mac.o
>> /macdev/qt580/5.8/Src/qtmacextras/src/macextras/qmacfunctions_mac.mm
>> In file included from
>> /macdev/qt580/5.8/Src/qtmacextras/src/macextras/qmacfunctions_mac.mm:50:
>> In file included from /macdev/qt580/5.8/Src/qtbase/include/QtWidgets/QMenu:1:
>> In file included from
>> /macdev/qt580/5.8/Src/qtbase/include/QtWidgets/qmenu.h:1:
>> In file included from
>> /macdev/qt580/5.8/Src/qtbase/include/QtWidgets/../../src/widgets/widgets/qmenu.h:43:
>> In file included from
>> /macdev/qt580/5.8/Src/qtbase/include/QtWidgets/qtwidgetsglobal.h:1:
>> /macdev/qt580/5.8/Src/qtbase/include/QtWidgets/../../src/widgets/kernel/qtwidgetsglobal.h:44:10:
>> fatal error: 'QtWidgets/qtwidgets-config.h' file not
>> found
>> #include <QtWidgets/qtwidgets-config.h>
>> ^
>> 1 error generated.
>> make[3]: *** [.obj/qmacfunctions_mac.o] Error 1
>> make[2]: *** [sub-macextras-install_subtargets] Error 2
>> make[1]: *** [sub-src-install_subtargets] Error 2
>> make: *** [module-qtmacextras-install_subtargets] Error 2
>> Start:Mon Jan 30 11:40:59 CST 2017 End:Mon Jan 30 11:52:37 CST 2017
>> mds-Mac-mini:builds md$
>>
>> So how do I get rid of widgets, since I am only using Qt Quick QML?
>>
>> Maybe Qt can provide configuration command line examples of reduced
>> size builds that actually WORK.
>>
>> Thanks
>>
>> md
>>
>> On Mon, Jan 30, 2017 at 9:12 AM, Kai, Koehne <kai.koe...@qt.io> wrote:
>>>> -----Original Message-----
>>>> From: mark diener [mailto:rpzrpz...@gmail.com]
>>>> Sent: Monday, January 30, 2017 3:05 PM
>>>> To: Tor Arne, Vestbø <tor.arne.ves...@qt.io>
>>>> Cc: Kai, Koehne <kai.koe...@qt.io>; interest@qt-project.org; Jake,
>>>> Petroules <jake.petrou...@qt.io>
>>>> Subject: Re: Qt Lite 5.8
>>>>
>>>> Ok,
>>>>
>>>> Maybe someone at Qt could direct us to the Qt Lite documention?
>>>
>>> Qt Lite isn't a product, but an initiative (see also the original
>>> announcement at
>>> http://blog.qt.io/blog/2016/08/18/introducing-the-qt-lite-project-qt-for-any-platform-any-thing-any-size/
>>> ). As such there's no 'Qt Lite documentation'.
>>>
>>> Anyhow, the part of Qt Lite that you might refer to is the rework of the
>>> Qt configuration system. Qt always had configure arguments for some
>>> features, but they were hard-coded in the configure script, and mostly
>>> limited to the libraries in qtbase. There was also a feature system based
>>> on a qfeatures.txt file, which however was not getting much attention and
>>> deteriorated over time.
>>>
>>> We now have a modular system where every Qt module can declare its options
>>> and features (including dependencies) in a declarative 'configure.json'
>>> file. These features can then be switched on and off from the top-level
>>> configure call. A lot of the Qt modules already make use of this to allow
>>> developers to enable or disable features that weren't exposed before.
>>>
>>> There's also a graphical tool that shows the features (currently only for
>>> Qt for Device creation):
>>> http://doc.qt.io/QtForDeviceCreation/qt-configuration-tool.html . You can
>>> also look up features through the configure.json files in the sources.
>>>
>>>> Or any information about it so that your customers can be successful.
>>>>
>>>> Right now, there is only dependency build failure hell.
>>>
>>> The new system doesn't guarantee that feature dependencies are always
>>> correctly represented, and there might still be feature permutations that
>>> lead to compilation errors. But the new setup should help us maintaining
>>> and fixing the dependencies much more easily, as well as adding new ones.
>>>
>>> Regards
>>>
>>> Kai
>>
>> _______________________________________________
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>
> --
> Regards,
> Konstantin
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