Re: [Xen-devel] [PATCH] tools/xenstore: workaround make 3.82 dependency flaw

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Wed, 2012-02-22 at 16:24 +0000, Olaf Hering wrote:
> # HG changeset patch
> # User Olaf Hering <olaf@xxxxxxxxx>
> # Date 1329927731 -3600
> # Node ID 2d1ac43212fa31cedda2b8e4ed90bea1d63d229b
> # Parent  0900b1c905f1d038aad58a2732fe2bad682149a3
> tools/xenstore: workaround make 3.82 dependency flaw
> 
> After changeset 24767:28300f4562de build sometimes fails when make v3.82
> as shipped with openSuSE 11.4/12.1 is used.

Is there a corresponding bug report against make, either upstream or
SuSE?

I'd be much happier making an apparently random change as a workaround
if someone had suggest some reason why it should be the case.

> 
> Add a workaround until the reason for the changed dependency handling in
> make v3.82 is known.
> 
> The failure is a link error because the required libxenstore.so is not
> created before init-xenstore-domain is about to be linked. All required
> dependencies are listed, but they are ignored. So far the only way to
> hide the error is to list init-xenstore-domain first in ALL_TARGETS.
> 
> Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>
> 
> diff -r 0900b1c905f1 -r 2d1ac43212fa tools/xenstore/Makefile
> --- a/tools/xenstore/Makefile
> +++ b/tools/xenstore/Makefile
> @@ -27,7 +27,7 @@ LIBXENSTORE := libxenstore.a
>  xenstore xenstore-control: CFLAGS += -static
>  endif
>  
> -ALL_TARGETS = libxenstore.so libxenstore.a clients xs_tdb_dump xenstored 
> init-xenstore-domain
> +ALL_TARGETS = init-xenstore-domain libxenstore.a libxenstore.so clients 
> xs_tdb_dump xenstored
>  
>  ifdef CONFIG_STUBDOM
>  CFLAGS += -DNO_SOCKETS=1
> 
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