linux-kernel - Re: [PATCH] kconfig: update kconfig-language text

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Date:	Mon, 13 Aug 2007 12:43:36 -0700
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	"Robert P. J. Day" <rpjday@...dspring.com>
CC:	Adrian Bunk <bunk@...nel.org>, lkml <linux-kernel@...r.kernel.org>,
	akpm <akpm@...ux-foundation.org>, sam@...nborg.org,
	zippel@...ux-m68k.org, vincent.legoll@...il.com
Subject: Re: [PATCH] kconfig: update kconfig-language text

Robert P. J. Day wrote:
> On Mon, 13 Aug 2007, Adrian Bunk wrote:
> 
>> On Mon, Aug 13, 2007 at 11:38:09AM -0700, Randy Dunlap wrote:
>>> From: Randy Dunlap <randy.dunlap@...cle.com>
>>>
>>> Add kconfig-language docs for mainmenu, def_bool[ean],
>>> and def_tristate.
>>>
>>> Signed-off-by: Randy Dunlap <randy.dunlap@...cle.com>
>>> Signed-off-by: Vincent Legoll <vincent.legoll@...il.com>
>>> ---
>>>  Documentation/kbuild/kconfig-language.txt |   12 ++++++++++++
>>>  1 file changed, 12 insertions(+)
>>>
>>> --- linux-2.6.23-rc3.orig/Documentation/kbuild/kconfig-language.txt
>>> +++ linux-2.6.23-rc3/Documentation/kbuild/kconfig-language.txt
>>> @@ -77,6 +77,11 @@ applicable everywhere (see syntax).
>>>    Optionally, dependencies only for this default value can be added with
>>>    "if".
>>>
>>> +- type definition + default value:
>>> +	"def_bool"/"def_boolean"/"def_tristate" <expr> ["if" <expr>]
>>> ...
>> Should the redundant and unused def_boolean be documented or removed?
>>
>> I'd prefer the latter.
> 
> me too.  and, as i've suggested before, it would also be cleaner to
> remove the redundant "requires" and almost redundant "depends" from
> Kconfig files, and standardize exclusively on "depends on".
> 
> at the moment, there are only five Kconfig files that use the far less
> common "depends" directive:
> 
> ./drivers/telephony/Kconfig:    depends ISA || PCI
> ./drivers/leds/Kconfig: depends LEDS_CLASS && ARCH_H1940
> ./drivers/input/misc/Kconfig:   depends EXPERIMENTAL
> ./arch/blackfin/Kconfig:        depends BFIN_DMA_5XX
> ./arch/powerpc/platforms/Kconfig:       depends PPC_IBM_CELL_BLADE
> 
> adjust those and there's no reason to hang on to "depends" any longer.
> 
> rday

but what problem are these?  what is solved by these changes?

-- 
~Randy
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