linux-kernel - Re: [PATCH] Warn userspace about including an empty linux/tty.h.

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Message-Id: <20070719152035.1cb98525.akpm@linux-foundation.org>
Date:	Thu, 19 Jul 2007 15:20:35 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	"Robert P. J. Day" <rpjday@...dspring.com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	jirislaby@...il.com
Subject: Re: [PATCH] Warn userspace about including an empty linux/tty.h.

On Thu, 19 Jul 2007 07:23:46 -0400 (EDT)
"Robert P. J. Day" <rpjday@...dspring.com> wrote:

> 
> Signed-off-by: Robert P. J. Day <rpjday@...dspring.com>
> 
> ---
> 
>   what subsystem would something like this belong to?
> 
> 
> diff --git a/include/linux/tty.h b/include/linux/tty.h
> index 691a174..fd67da8 100644
> --- a/include/linux/tty.h
> +++ b/include/linux/tty.h
> @@ -5,6 +5,10 @@
>   * 'tty.h' defines some structures used by tty_io.c and some defines.
>   */
> 
> +#ifndef __KERNEL__
> +#warning "Please don't include this file from userspace, it's empty."
> +#endif
> +

this seems pointless?
-
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