Re: [PATCH 3/4] uapi glibc compat: Do not check for __USE_MISC

From: Mikko Rapeli
Date: Mon Mar 13 2017 - 07:30:15 EST


On Sun, Mar 12, 2017 at 11:00:38PM +0100, Hauke Mehrtens wrote:
> __USE_MISC is glibc specific and not available in musl libc. Only do
> this check when glibc is used. This fixes a problem with musl libc.

> Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>

Acked-by: Mikko Rapeli <mikko.rapeli@xxxxxx>

> ---
> include/uapi/linux/libc-compat.h | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/include/uapi/linux/libc-compat.h b/include/uapi/linux/libc-compat.h
> index 49a8cc3138ae..ce2fa8a4ced6 100644
> --- a/include/uapi/linux/libc-compat.h
> +++ b/include/uapi/linux/libc-compat.h
> @@ -51,8 +51,8 @@
> /* We have included libc headers... */
> #if !defined(__KERNEL__)
>
> -/* Coordinate with glibc net/if.h header. */
> -#if defined(_NET_IF_H) && defined(__USE_MISC)
> +/* Coordinate with libc net/if.h header. */
> +#if defined(_NET_IF_H) && (!defined(__GLIBC__) || defined(__USE_MISC))
>
> /* GLIBC headers included first so don't define anything
> * that would already be defined. */
> --
> 2.11.0
>