[PATCH 2/2] app/graph: fix build reason

[fengchengwen]

Acked-by: Chengwen Feng <fengchengwen at huawei.com>

On 2024/2/1 1:45, David Marchand wrote:
> When a component is disabled, the reason meson variable must be set to
> provide an explanation why.
> 
> Since epoll is a Linux thing, report that the graph application is only
> supported on Linux.
> 
> Fixes: 5b21ffb23308 ("app/graph: add CLI framework")
> Cc: stable at dpdk.org
> 
> Signed-off-by: David Marchand <david.marchand at redhat.com>
> ---
>  app/graph/meson.build | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/app/graph/meson.build b/app/graph/meson.build
> index 5b0f966d99..8aefdf505c 100644
> --- a/app/graph/meson.build
> +++ b/app/graph/meson.build
> @@ -5,6 +5,7 @@
>  name = 'graph'
>  build = cc.has_header('sys/epoll.h')
>  if not build
> +    reason = 'only supported on Linux'
>      subdir_done()
>  endif
>  
>