Try something like:
string[]? argv = null;
Gst.init(ref argv);
With reference parameters you're passing a pointer, this pointer can't be
null, but the value it points to can be null.
Jonathan Moerman
2016-08-23 15:13 GMT+02:00 mar...@saepia.net <mar...@saepia.net>:
> Hello,
>
> I would like to pass NULL to Gst.init. I intentionally do not want to pass
> argv.
>
> It is defined as
>
> void Gst.init (ref unowned string[]? argv)
>
> but if I pass null it throws
>
> error: Argument 1: Cannot pass null to reference parameter
> Gst.init(null);
>
> despite parameter type having "?"
>
> How can I achieve this?
>
>
> m.
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>
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