RE: [Xen-ia64-devel] RE: Refering Xen files within XenLinux

["Magenheimer, Dan (HP Labs Fort Collins)" <dan.magenheimer@xxxxxx>]

I'm not much of a shell script expert, but shouldn't
XEN_PATH be set with ?= so that it can be easily overridden
from the make command line, e.g. "XEN_PATH=foo make" 

> -----Original Message-----
> From: Tian, Kevin [mailto:kevin.tian@xxxxxxxxx] 
> Sent: Tuesday, August 09, 2005 4:25 AM
> To: Magenheimer, Dan (HP Labs Fort Collins); Yang, Fred
> Cc: xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
> Subject: RE: [Xen-ia64-devel] RE: Refering Xen files within XenLinux
> 
> Attached is the xenolinux patch to convert xen-public symlinked to xen
> source. To reducing size of patch, I skipped bunch of lines of removed
> files in xen-public . So after applying this patch, you have to remove
> the whole xen-public directory locally before pushing to hg tree. ;-)
> 
> There's also related change for arch-ia64.h for naming issue. So a
> necessary pull is also required for Xen:
> 
> changeset:   5978:c56a9805216a23c014d91d213a7a0962566b76fc
> tag:         tip
> user:        fred@xxxxxxxxxxxxxxxxxxxxx
> date:        Tue Aug  9 03:32:52 2005
> summary:     Accommodate ia64-xenolinux change where xen-public is
> symlinked to
> 
> Signed-off-by Kevin Tian <Kevin.tian@xxxxxxxxx>
> Signed-off-by Arun Sharma <arun.sharma@xxxxxxxxx>
> 
> diff -r e02a6763767b arch/ia64/Makefile
> --- a/arch/ia64/Makefile      Thu Aug  4 22:02:00 2005
> +++ b/arch/ia64/Makefile      Tue Aug  9 10:51:40 2005
> @@ -99,11 +99,17 @@
>  
>  arch/ia64/kernel/asm-offsets.s: include/asm-ia64/.offsets.h.stamp
>  
> +XEN_PATH     := $(srctree)/../xen-ia64-unstable.hg/
>  include/asm-ia64/.offsets.h.stamp:
>       mkdir -p include/asm-ia64
>       [ -s include/asm-ia64/offsets.h ] \
>        || echo "#define IA64_TASK_SIZE 0" > include/asm-ia64/offsets.h
>       touch $@
> +     [ -e include/asm-xen/asm ] \
> +      || ln -s asm-ia64 include/asm-xen/asm
> +     [ -e include/asm-xen/xen-public ] \
> +      || ln -s $(XEN_PATH)/xen/include/public \
> +             include/asm-xen/xen-public
>  
>  boot:        lib/lib.a vmlinux
>       $(Q)$(MAKE) $(build)=$(boot) $@
> 
> >From: xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx
> >[mailto:xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of
> >Magenheimer, Dan (HP Labs Fort Collins)
> >Sent: Friday, August 05, 2005 7:31 AM
> >
> >> How about use XEN=/path/to/xen within xenlinux Makefile and
> >> some glue to
> >> symlink files.  We can come out patch for xenlinux build
> >> early next week
> >> if it is agreed approach.
> >
> >This sounds reasonable, though it may create some confusion
> >if someone has multiple xen development trees and only one
> >xenlinux treee.
> >
> 

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