[Sheepdog] [PATCH RESEND] sheep: use sys_stat_* helper to check status

[Christoph Hellwig]

On Thu, Nov 17, 2011 at 06:03:21PM +0800, Liu Yuan wrote:
> From: Liu Yuan <tailai.ly at taobao.com>
> 
> 
> Signed-off-by: Liu Yuan <tailai.ly at taobao.com>
> ---
>  sheep/sdnet.c |    2 +-
>  sheep/sheep.c |    2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/sheep/sdnet.c b/sheep/sdnet.c
> index a8ea295..053ee8d 100644
> --- a/sheep/sdnet.c
> +++ b/sheep/sdnet.c
> @@ -549,7 +549,7 @@ static void listen_handler(int listen_fd, int events, void *data)
>  	int fd, ret;
>  	struct client_info *ci;
>  
> -	if (sys->status == SD_STATUS_SHUTDOWN) {
> +	if (sys_stat_shutdown()) {

I've never really understood what helpers like this are supposed to
buy us.  The original code seems to be much cleared in showing what
it actually does.  Also if we want to do clean switch statements on
the state we'll need to dereferene it directly anyway.