py_CFunction typedef
Native function signature.
@param argc number of arguments.
@param argv array of arguments. Use py_arg(i)
macro to get the i-th argument.
@return true
if the function is successful or false
if an exception is raised.
Implementation
typedef py_CFunction = ffi.Pointer<
ffi.NativeFunction<ffi.Bool Function(ffi.Int argc, py_StackRef argv)>>;