[Interest] Qt.conf and desktop application

Thiago Macieira thiago.macieira at intel.com
Wed Jan 16 20:06:05 CET 2019

On Wednesday, 16 January 2019 08:13:41 PST Nikos Chantziaras wrote:
> You don't need all that. Plugins are loaded dynamically by Qt after the
> application has already been loaded. The system loader does not load any
> plugins, and so they don't need an rpath.

Correct, especially since QPluginLoader (QFactoryLoader) needs to find and 
open the files to read the metadata stored inside. The RPATH won't help with 

$ qtplugininfo /usr/lib64/qt5/plugins/platforms/libqxcb.so 
IID "org.qt-project.Qt.QPA.QPlatformIntegrationFactoryInterface.5.3" Qt 5.12.0 
User Data: {
    "Keys": [

Thiago Macieira - thiago.macieira (AT) intel.com
  Software Architect - Intel Open Source Technology Center

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