Re: [Vala] How to implement the get_type method of Gst.URIHandler interface in vala?

[Luca Bruno <lethalman88 gmail com>]

On 18/03/2014 23:25, Lei Miao wrote:
> That worked! Thank you so much for the help!
>
> I still have a related question though:
>
> In the following function in the generated c code,
>
> static gchar**my_streaming_source_real_get_protocols (GstURIHandler* 
> base, GType type, int* result_length1) {
>     MyStreamingSource * self;
>     gchar** result = NULL;
>     gchar** _tmp0_ = NULL;
>     gint _tmp0__length1 = 0;
>     self = (MyStreamingSource*) base;
>     _tmp0_ = MY_STREAMING_SOURCE_protocols;
>     _tmp0__length1 = G_N_ELEMENTS (MY_STREAMING_SOURCE_protocols);
>     if (result_length1) {
>         *result_length1 = _tmp0__length1;
>     }
>     result = _tmp0_;
>     return result;
> }
>
> the last argument "int* result_length1" somehow is causing seg faults. 
> If I remove this argument manually, then the problem goes away.
>
> I was wondering why this argument is added, since in the vapi, I only 
> have:
>
>         [CCode (array_length = false, array_null_terminated = true)]
>         public abstract unowned string[] get_protocols (GLib.Type type);
>
> and in the vala code, I have
>
> "public unowned string[] get_protocols(Type type) { return protocols; 
> }" where "protocols" is a string array.
>
> Is there a way to remove this argument in the generated c code?
Try putting [CCode (array_length = false, array_null_terminated = true)] 
on your method as well.
Also if you can, please report a bug. That CCode should have been 
inherited automatically by vala.