Re: [Vala] how to call extern function expecting function pointer?

[Thomas Chust <chust web de>]

Adam Dingle schrieb:
> [...]
> So: is there some attribute I can apply to the extern declaration that
> will cause Vala to generate a compatible function prototype? Or should I
> instead write some C code to wrap qsort() into a C function which Vala
> can call more easily? Thanks for any advice -
> [...]

You should declare your delegate static, since qsort doesn't allow you
to pass a closure pointer through to the compare function. The signature
of the delegate function type and the qsort function declaration
generated by Vala should then be compatible with the C library.

cu,
Thomas