linux-kernel - Re: kconfig: support option env="" [Was: kconfig: use $K64BIT to set 64BIT with all*config targets]

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Date:	Mon, 14 Jan 2008 04:49:48 +0100 (CET)
From:	Roman Zippel <zippel@...ux-m68k.org>
To:	Sam Ravnborg <sam@...nborg.org>
cc:	LKML <linux-kernel@...r.kernel.org>,
	linux-kbuild <linux-kbuild@...r.kernel.org>
Subject: Re: kconfig: support option env="" [Was: kconfig: use $K64BIT to
 set 64BIT with all*config targets]

Hi,

On Sun, 6 Jan 2008, Sam Ravnborg wrote:

> Please get back to me so we can finsih this patch and have it applied.
> I will split the patch in two btw.

I reworked the patch a little and split it into three.

> > +	if (sym->flags & SYMBOL_AUTO)
> > +		sym->flags &= ~SYMBOL_WRITE;
> > +
> 
> Why is this change needed?
> It is non-obvious to me so please explain and I will add a comment.

Automatically generated symbols are not saved, this was previously not 
needed as they weren't in the menu structure.

> I did it like this:
> 			menu_warn(current_entry,
> 			          "config %s: redefining environment symbol from '%s' to '%s'",
> 			          sym->name, env, sym2->name);

I omitted the prefix, it's inconsistent with other warnings.

bye, Roman
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