[libvirt] [PATCH] build: fix detection of netcf linked with libnl1

[Michal Privoznik]

On 19.09.2012 17:08, Christophe Fergeau wrote:
> Commit 9298bfbcb introduced code to detect if netcf is linked with
> libnl1, and to prefer libnl1 over libnl3 when this is the case.
> This behaviour can be disabled by setting LIBNL_CFLAGS to any value,
> including the empty string.
> However, configure.ac sets LIBNL_CFLAGS to "" before attempting
> libnl detection, so the libnl1 detection code is always disabled.
> This caused issues on my f17 system where netcf is linked with libnl1
> but libvirt got built with libnl3.
> 
> This commit removes the setting of the LIBNL_* variables to "" as
> this does not appear to be needed. After this change, libnl1 is
> used when building libvirt on my f17 system.
> ---
>  configure.ac | 4 ----
>  1 file changed, 4 deletions(-)
> 
> diff --git a/configure.ac b/configure.ac
> index 3e90672..2cedc3f 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -2925,10 +2925,6 @@ AM_CONDITIONAL([WITH_VIRTUALPORT], [test "$with_virtualport" = "yes"])
>  
>  dnl netlink library
>  
> -LIBNL_ROUTE3_CFLAGS=""
> -LIBNL_ROUTE3_LIBS=""
> -LIBNL_CFLAGS=""
> -LIBNL_LIBS=""
>  have_libnl=no
>  
>  if test "$with_linux" = "yes"; then
> 

ACK

Michal