Based on the pkexec documentation you can't do what you are trying. The environment is set to a minimal state that excludes the variables you are interested in. If you want their values in your application, you will have to pass them as command line parameters. However, based on the variable you are looking for, it seems you want to run a GUI as root, which is usually a bad idea.

Hi, If your output follows a known pattern then parse stdout to extract what you want.

@payman i have no experience with accessibility on Linux. But maybe the following helps you: Qt Accessibility is based on AT-SPI via DBus on Unix/X11 and is tested to be working on Gnome and KDE. Are you sure that i3wm even supports accessibility?

Hi, I think he's referring to when you have statically declared class instances, the constructors for them are run before your main() starts.

One alternative would be to create your own function that does that parsing and use it like: INCLUDEPATH += $ $parseEnvVariable(ENV_VAR) That way if you change the formatting of your environment variables you only have to update the code in one place.

You could also try with system