Re: [Xen-devel] build failure caused by $(XEN_ROOT)/.config

[Keir Fraser <keir.xen@xxxxxxxxx>]

Yes, as Ian Jackson has noted, this is because the fix for this in xen-unstable has not been backported. I think Ian Jackson may be proposing to do the backport. If not, you’ll just have to manually ‘touch .config’ at the root of your Xen repository, and get on with that.

 -- Keir


On 06/10/2011 19:27, "Kay, Allen M" <allen.m.kay@xxxxxxxxx> wrote:

> Here is the exact build error I get in xen-4.1-testing:
>  
> make[4]: Entering directory `/tmp/xen-4.1-testing.hg/tools/check'
> make[4]: *** ../../.config: Is a directory.  Stop.
> make[4]: Leaving directory `/tmp/xen-4.1-testing.hg/tools/check'
> make[3]: *** [subdir-clean-check] Error 2
> make[3]: Leaving directory `/tmp/xen-4.1-testing.hg/tools'
> make[2]: *** [subdirs-clean] Error 2
> make[2]: Leaving directory `/tmp/xen-4.1-testing.hg/tools'
> make[1]: *** [clean] Error 2
> make[1]: Leaving directory `/tmp/xen-4.1-testing.hg'
> make: *** [world] Error 2
>  
>  
>
> From: Kay, Allen M 
> Sent: Thursday, October 06, 2011 11:18 AM
> To: 'Juergen Gross'
> Cc: xen-devel@xxxxxxxxxxxxxxxxxxx; keir@xxxxxxx
> Subject: RE: [Xen-devel] build failure caused by $(XEN_ROOT)/.config
>  
> Hi Juergen,
>  
> This patch fixes the build problem for xen-unstable but do not apply to xen-4.1-testing.  Xen-4.1-testing do not have xfs directory and still has the same build error.
>  
> Allen
>  
>
> From: Juergen Gross [mailto:juergen.gross@xxxxxxxxxxxxxx] 
> Sent: Wednesday, October 05, 2011 9:41 PM
> To: Kay, Allen M
> Cc: xen-devel@xxxxxxxxxxxxxxxxxxx; keir@xxxxxxx
> Subject: Re: [Xen-devel] build failure caused by $(XEN_ROOT)/.config
>  
> Hi Allen,
>
> On 10/05/2011 06:24 PM, Kay, Allen M wrote: 
> > This is fixed with cs 23049 in xen-unstable:
> > 
> > http://lists.xensource.com/archives/html/xen-devel/2011-03/msg01251.html
>  
> I’m using the latest staging tree (cs# 23903) and still seeing this problem.
>
> Uuh, the same bug was introduced again.
> Could you try the following patch:
>
> diff -r 0b66e6450ffe tools/libfsimage/xfs/Makefile
> --- a/tools/libfsimage/xfs/Makefile     Tue Oct 04 14:18:30 2011 +0200
> +++ b/tools/libfsimage/xfs/Makefile     Thu Oct 06 06:32:00 2011 +0200
> @@ -1,4 +1,4 @@ XEN_ROOT = ../../..
> -XEN_ROOT = ../../..
> +XEN_ROOT = $(CURDIR)/../../..
>  
>  LIB_SRCS-y = fsys_xfs.c
>  
>
> Keir, it is easy to catch this problem: create a .config file in all directories
> _above_ $XEN_ROOT containing something like:
>
> $(error usage of relative XEN_ROOT somewhere in $(MAKEFILE_LIST))
>
>
> Juergen
>
>
>  
> Allen
>  
>  
>
> From: Juergen Gross [mailto:juergen.gross@xxxxxxxxxxxxxx] 
> Sent: Tuesday, October 04, 2011 9:45 PM
> To: Kay, Allen M
> Cc: xen-devel@xxxxxxxxxxxxxxxxxxx; keir@xxxxxxx
> Subject: Re: [Xen-devel] build failure caused by $(XEN_ROOT)/.config
>  
> On 10/04/2011 11:44 PM, Kay, Allen M wrote: 
> Hi Keir,
>  
> I’m getting the following build error caused by “-include $(XEN_ROOT)/.config” line in Config.mk.  Removing it from Config.mk makes the error go away.  The OS I’m using is FC15.  “$(XEN_ROOT)/.config” does not exist.
>  
> Allen
>  
> -------
>  
> make[4]: Entering directory `/home/akay/xen-4.1-testing.hg/tools/check'
> make[4]: *** ../../.config: Is a directory.  Stop.
> make[4]: Leaving directory `/home/akay/xen-4.1-testing.hg/tools/check'
> make[3]: *** [subdir-clean-check] Error 2
> make[3]: Leaving directory `/home/akay/xen-4.1-testing.hg/tools'
> make[2]: *** [subdirs-clean] Error 2
> make[2]: Leaving directory `/home/akay/xen-4.1-testing.hg/tools'
> make[1]: *** [clean] Error 2
> make[1]: Leaving directory `/home/akay/xen-4.1-testing.hg'
> make: *** [world] Error 2
>  
>
> This is fixed with cs 23049 in xen-unstable:
>
> http://lists.xensource.com/archives/html/xen-devel/2011-03/msg01251.html
>
>
> Juergen



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