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Re: [PATCH] Detect key modifier status in 'sleep --interruptible'

From: Robert Millan
Subject: Re: [PATCH] Detect key modifier status in 'sleep --interruptible'
Date: Mon, 24 Aug 2009 00:27:45 +0200
User-agent: Mutt/1.5.18 (2008-05-17)

On Wed, Aug 12, 2009 at 04:35:21PM +0100, Colin Watson wrote:
> +static int
> +grub_at_keyboard_keystatus (void)
> +{
> +  /* FIXME: I don't know if getting key modifier status is possible without
> +   * BIOS help.  */
> +  return 0;
> +}
> +

What we do in these cases is leave the function pointer undefined, which
means NULL value (and check this in the caller of course).

But in at_keyboard it's definitely possible (check how we handle e.g. CTRL
or SHIFT keys).

Robert Millan

  The DRM opt-in fallacy: "Your data belongs to us. We will decide when (and
  how) you may access your data; but nobody's threatening your freedom: we
  still allow you to remove your data and not access it at all."

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