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List:       linux-kbuild
Subject:    Re: [PATCH 1/2] ptp_clock: allow for it to be optional
From:       Nicolas Pitre <nicolas.pitre () linaro ! org>
Date:       2016-09-19 18:09:39
Message-ID: alpine.LFD.2.20.1609191403210.9311 () knanqh ! ubzr
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On Mon, 19 Sep 2016, Josh Triplett wrote:

> But it does seem unfortunate that this can't happen at build time via
> Kconfig.  CCing linux-kbuild in case someone has an idea for how to fix
> this.

I hoped something like this could work:

config FOO
	prompt "Blah-blah"
	tristate if (BAR != y)
	bool if (BAR = y)
	default BAR

This way FOO could be y, m or n when BAR is m or n, otherwise FOO could 
be y or n only.

But that didn't work.


Nicolas
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