Re: [Vala] binding help

[Jürg Billeter <j bitron ch>]

Hi Matías,

On Thu, 2008-05-08 at 02:12 -0300, Matías De la Puente wrote:
> I need to make a binding for a library for the next hypotetical
> function:
> 
> int library_function (Data x);
> 
> Data is an structure, for example:
> 
> typedef struct Data 
> {
>     int value1;
>     int value2;
> };
> 
> In a vapi file i put this lines (the structure is also in the vapi):
> namespace Library
> {
>     [CCode (cname = "library_function")
>     public int function(Data x);
> }
> 
> valac gives in the c source:
> 
> library_function(&x);
> 
> I want to know how to implement this because i need in the c source:
> 
> library_funcion(x);

Struct values are passed by reference by default as that's common in C
for most structs. If you have a struct that is passed by value, you can
specify that with the SimpleType attribute, for example

[SimpleType]
public struct Data {
	public int value1;
	public int value2;
}

Jürg