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From: "H. Peter Anvin" <hpa@zytor.com>
To: Sam Ravnborg <sam@ravnborg.org>
Cc: linux-kbuild@vger.kernel.org, David Woodhouse <dwmw2@infradead.org>
Subject: Re: Generating unistd_*.h
Date: Tue, 30 Aug 2011 14:12:04 -0700	[thread overview]
Message-ID: <4E5D5224.5000400@zytor.com> (raw)
In-Reply-To: <4E5D501D.9000604@zytor.com>

[Cc: dwmw2]

On 08/30/2011 02:03 PM, H. Peter Anvin wrote:
> On 08/30/2011 01:16 PM, H. Peter Anvin wrote:
>> On 08/27/2011 04:48 AM, H. Peter Anvin wrote:
>>> On 08/27/2011 03:18 AM, Sam Ravnborg wrote:
>>>>>
>>>>> 1. Is there a better place than others to put these generated files
>>>>>    (i.e. other than $(obj)/arch/x86/include/asm)?
>>>> $(obj)/arch/x86/include/generated
>>>>
>>>> This is what generic-y supports uses.
>>>>
>>
>> OK, got things mostly working, but I'm a bit stuck on how to make
>> headers-install do the right thing.  objhdr-y doesn't seem to deal with
>> the generated subdirectory very well, and we don't really want the files
>> *installed* into the generated subdirectory for user space.
>>
>> Any suggestions for how to best handle it?
>>
> 
> For reference, putting the following in arch/x86/include/asm/Kbuild does
> *not* work, because $(objtree)/arch/x86/include/asm doesn't exist, and
> so Kbuild generates an invalid path:
> 
> objhdr-y += ../generated/asm/unistd_32.h
> objhdr-y += ../generated/asm/unistd_64.h
> 

Similarly, overriding obj in the same file does not work, because
scripts/Makefile.headersinst uses $(srctree)/$(obj) not
$(srctree)/$(src) ... is that normal/expected?

	-hpa

  reply	other threads:[~2011-08-30 21:12 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-27  0:20 Generating unistd_*.h H. Peter Anvin
2011-08-27 10:18 ` Sam Ravnborg
2011-08-27 11:48   ` H. Peter Anvin
2011-08-30 20:16     ` H. Peter Anvin
2011-08-30 21:03       ` H. Peter Anvin
2011-08-30 21:12         ` H. Peter Anvin [this message]
2011-08-31 14:01           ` Michal Marek
2011-08-31 16:29             ` H. Peter Anvin
2011-11-04  0:54               ` H. Peter Anvin

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