linux-kernel - Re: sparse on scripts/kconfig/*.c

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Message-ID: <d799e97d-36de-67c8-3740-41482b279c0b@infradead.org>
Date:   Tue, 9 May 2017 17:27:01 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     linux-kbuild <linux-kbuild@...r.kernel.org>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: sparse on scripts/kconfig/*.c

On 05/09/17 13:17, Christoph Hellwig wrote:
> On Tue, May 09, 2017 at 09:47:41AM -0700, Randy Dunlap wrote:
>> Hi,
>>
>> I've been attempting to run sparse on the kconfig/ C files -- without success.
>>
>> The kbuild files don't try to support CHECK in scripts/kconfig/ AFAICT,
>> and just running sparse on the C files has issues with not being able to
>> find header files.
>>
>> Has anyone done this?  Any clues about how to do it?
> 
> As a wild guess from using sparse on various userspace projects:
> 
> have you tried simply setting HOSTCC to cgcc?

I don't quite see what that has to do with running sparse ($CHECK, not $HOSTCC).

Anyway, I tried it and got the same message:

nconf.h:19:11: error: unable to open 'menu.h'


thanks.
-- 
~Randy