Callback for service changed

[Thiago Macieira]

On Wednesday, 8 May 2019 19:20:50 PDT JH wrote:
> My question is which function provides the values of DBusMessage
> *message, void *user_data for signal_callback? And what is format of
> the message?

Your question does not make sense. Your callback is called when *any* message 
arrives. You get the message as a parameter. You decide what to do in reaction 
to the message you've received.

-- 
Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org
   Software Architect - Intel System Software Products