Sending a buddy request in ICQ fails when using libpurple

[Paul Aurich]

And michaelcbrook at msn.com spoke on 08/06/2009 01:51 AM, saying:
> On Thu, 2009-08-06 at 01:38 -0700, Mark Doliner wrote:
>> On Thu, Aug 6, 2009 at 1:08 AM,
>> michaelcbrook at msn.com<michaelcbrook at msn.com> wrote:
>>>> I think you may need to pass parameters to the callback functions.
>>>> The user_data variable passed to your request_input function and the
>>>> message text.  See the bottom half of input_response_cb() in
>>>> pidgin/gtkresponse.c for an example.  Specifically:
>>>>
>>>> ((PurpleRequestInputCb)data->cbs[id])(data->user_data, value);
>>>>
>>>> -Mark
>>>>
>>> Ok, I'm not sure if this is what you meant, but if I call:
>>>
>>> ok_cb(user_data, default_value);
>>>
>>> ...the compiler complains saying that I have too many arguments.  It
>>> won't accept any arguments at all.  Am I doing something wrong?
>> I think your ok_cb variable might be the wrong data type.  In the
>> example I pasted above the function pointer is cast to
>> PurpleRequestInputCb before it's called.
>>
>> -Mark
>>
> Ok, I just tried: (PurpleRequestInputCb)ok_cb(user_data, default_value);
> but the compiler still seems to be complaining.  It says:
> 
> test.c: In function ‘request_input’:
> test.c:125: error: too many arguments to function ‘ok_cb’
> test.c:125: error: invalid use of void expression

Try with an extra set of parens, like Mark's pasted code had:
	((PurpleRequestInputCb)ok_cb)(user_data, default_value);


~Paul