> From my understanding I would violate the LGPL license if I would try to distribute the app in this form, because a user could not easily swap the provided Qt-library with his own. The app itself is under the non-compatible EUPL.
You can ship your app's .o files to allow other people to relink them. Best, ------- Jean-Michaël Celerier http://www.jcelerier.name On Wed, May 16, 2018 at 12:49 PM, Trillmann, Jens < jens.trillm...@governikus.de> wrote: > Hi, > > I'm currently trying to link our app on iOS dynamically against Qt. From > the technical standpoint everything seems to be working, but I have a > problem with the licensing. > > I would like to conform to the LGPL license, meaning that I want to link > against all Qt parts dynamically, but I have to link the iOS > platformplugin statically because qioseventdispatcher.mm defines a > custom program entry point (and does some voodoo with setjmp/longjmp). I > currently also have to link statically against some other modules > (Qt5GraphicsSupport, Qt5FontDatabaseSupport, Qt5ClipboardSupport), but > the platform plugin is the most crucial part. qioseventdispatcher.mm and > every other file in the platformplugin is LGPL licensed. From my > understanding I would violate the LGPL license if I would try to > distribute the app in this form, because a user could not easily swap > the provided Qt-library with his own. The app itself is under the > non-compatible EUPL. > > Is there a way to build the iOS platformplugin dynamically? There has > been some interest in building shared libs for iOS in the past, is there > maybe already a strategy to be LGPL compliant? On Windows there exists > qtbase/src/winmain, where the program entry point is isolated into > BSD-licensed source files. Maybe something similiar could be possible? > > best regards, > Jens Trillmann > _______________________________________________ > Interest mailing list > Interest@qt-project.org > http://lists.qt-project.org/mailman/listinfo/interest >
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