Re: [Xen-devel] [PATCHv6] 03/28] build: use generated Kconfig options for Xen

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 09.12.15 at 21:53, <cardoe@xxxxxxxxxx> wrote:
> On 12/9/15 2:34 PM, Doug Goldstein wrote:
>> So you would like me to add code into xen/Makefile to detect if someone
>> ran "make kexec=X" or added "kexec=X" into top level .config and give
>> them a meaningful error message to tell them to use "make config" instead?
> 
> So I need to clarify here. If you do want this, then do you have a
> suggestion how I can detect when someone uses the .config file to
> override this? $(origin) returns the same value for me in that case. For
> "make kexec=n" I can detect that with $(origin).

Well, it would seem to me that checking for just the non-default case
would be sufficient, i.e. without any $(origin ...), but just looking at
the values.

Jan


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