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From: "Américo Wang" <xiyou.wangcong@gmail.com>
To: Jan Engelhardt <jengelh@medozas.de>
Cc: Michal Marek <mmarek@suse.cz>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: kconfig: report select on a depending option
Date: Thu, 18 Mar 2010 17:31:33 +0800	[thread overview]
Message-ID: <2375c9f91003180231n85501e2u951e6d8bbffce5d3@mail.gmail.com> (raw)
In-Reply-To: <alpine.LSU.2.01.1003181015060.9334@obet.zrqbmnf.qr>

On Thu, Mar 18, 2010 at 5:21 PM, Jan Engelhardt <jengelh@medozas.de> wrote:
> Hi,
>
>
> With the following combination of Kconfig config options, I can select
> TEST_Z, which will select TEST_X, even if TEST_Y=n. It also allows for
> awkward situations like TEST_Y=M, TEST_X=y, TEST_Z=y, which would yield
> a link time error when X uses Y's symbols.
> Is there a way to have such potential errors reported with kconfig?
>
> config TEST_Y
>        tristate "Y"
>
> config TEST_X
>        depends on Y
>        tristate "X"
>
> config TEST_Z
>        select TEST_Y

You mean "select TEST_X" here, right?

>        tristate "Z"
>

I think you should use "depends on X" instead of "select X".

  reply	other threads:[~2010-03-18  9:31 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-18  9:21 Jan Engelhardt
2010-03-18  9:31 ` Américo Wang [this message]
2010-03-18 10:12 ` Michal Marek

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