linux-kernel - Re: [PATCH] kconfig: Only generate config_is

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Date:	Wed, 18 May 2011 07:16:45 +0200
From:	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
To:	Sam Ravnborg <sam@...nborg.org>
Cc:	Michal Marek <mmarek@...e.cz>, linux-kbuild@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] kconfig: Only generate config_is_xxx for bool and
 tristate options

On 21:53 Tue 17 May     , Sam Ravnborg wrote:
> On Tue, May 17, 2011 at 05:35:32PM +0200, Michal Marek wrote:
> > For strings and integers, the config_is_xxx macros are useless and
> > sometimes misleading:
> > 
> >   #define CONFIG_INITRAMFS_SOURCE ""
> >   #define config_is_initramfs_source() 1
> 
> I'm late with this comment....
> Could we introduce "config_is_foo" using a syntax that
> does not break grepability?
> 
> Maybe a syntax like this?
> 
>     #ifdef CONFIG_FOO
> 
> and
> 
>     if (KCONFIG_FOO())
> 
> Grepping for the use of a symbol is a very typical thing,
> so we should try to keep this.
> And with the suggested syntax above I expect fixdep to
> catch up both usage types.
I'll prefer kconfig_foo()
not uppercase

but if we use KCONFIG_FOO no need to touch fixdep

Best Regards,
J.
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