How are you calling it?
On Sat, Feb 14, 2015 at 5:01 PM, Josh Greenhalgh <
[email protected]> wrote:
> This is probably a really easy question to answer...
>
> I have the following very basic c function;
>
> double foo(double Zx, double Zy, double Cx, double Cy)
> {
> return Zx + Zy + Cy + Cx;
> }
>
> it lives in foo.c
>
> I try to call in julia using;
>
> run(`gcc foo.c -O3 -dynamiclib -o foo`) #-> compile it
> ccall( (:foo, "foo"), Cdouble,(Cdouble, Cdouble, Cdouble,
> Cdouble),arg1,arg2,arg3,arg4)
>
> it just returns arg1!
>
> I'm sure im doing something very silly probably in the c code...any help
> would be much appreciated!
>
>
