wireplumber varargs stuff.rs

macro_rules! cstr {
    ($s:expr) => (
      concat!($s, "\0") as *const str as *const [std::ffi::c_char] as *const std::ffi::c_char
    );
  }


#[macro_export]
macro_rules! wp_spa_pod_new_object {
    ($object_type_name:expr, $object_id_name:expr, $( $name:expr, $type:expr, $value:expr ),*) => {{
        unsafe {
            // wp_spa_pod_new_object (
            //     "Spa:Pod:Object:Param:Profile", "Profile",
            //     "index", "i", cmdline.set_profile.index,
            //     NULL));

            let rawpod = wp::ffi::wp_spa_pod_new_object(cstr!($object_type_name), cstr!($object_id_name),
                $( cstr!($name), cstr!($type), $value ),*,
                std::ptr::null::<std::ffi::c_char>());

            let pod: wp::spa::SpaPod = glib::translate::from_glib_full(rawpod);

            pod
        }
    }};
}

macro_rules! wp_spa_pod_builder_add {
    ($builder:ident, $( $args:expr ),*) => {{
        unsafe {

            let rawbuilder = $builder.as_ptr();
            wp::ffi::wp_spa_pod_builder_add(rawbuilder, $($args),* , std::ptr::null::<std::ffi::c_char>());
 
        }
    }};
}