Re: [Qemu-devel] [PATCH] tap-win32: stubs to fix win32 build

[Stefan Hajnoczi <stefanha@redhat.com>]

On Tue, Oct 30, 2012 at 04:04:50PM +0200, Michael S. Tsirkin wrote:
> Add missing stubs to win32 to fix link failure.
> 
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> Reported-by: Paolo Bonzini <pbonzini@redhat.com>
> ---
>  net/tap-win32.c | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/net/tap-win32.c b/net/tap-win32.c
> index 22dad3f..8d2d32b 100644
> --- a/net/tap-win32.c
> +++ b/net/tap-win32.c
> @@ -752,3 +752,13 @@ struct vhost_net *tap_get_vhost_net(NetClientState *nc)
>  {
>      return NULL;
>  }
> +
> +int tap_has_vnet_hdr_len(NetClientState *nc, int len)
> +{
> +    return 0;
> +}
> +
> +void tap_set_vnet_hdr_len(NetClientState *nc, int len)
> +{
> +    assert(0);
> +}

How do we get link failures here on win32?  The only object that needs
these functions is vhost_net.o when CONFIG_VHOST_NET is defined.

Stefan