[libvirt] [PATCH] Fix libvirt-driver-libxl check

[Jim Fehlig]

On 08/05/2018 03:50 PM, Marek Marczykowski-Górecki wrote:
> Fix saving CFLAGS in LIBVIRT_DRIVER_CHECK_LIBXL - LIBVIRT_CHECK_LIB will
> override old_CFLAGS, so use a different name.
> 
> Signed-off-by: Marek Marczykowski-Górecki <marmarek at invisiblethingslab.com>

Reviewed-by: Jim Fehlig <jfehlig at suse.com>

and pushed.

Regards,
Jim

> ---
>   m4/virt-driver-libxl.m4 | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/m4/virt-driver-libxl.m4 b/m4/virt-driver-libxl.m4
> index 2cc1c062d8..90338eb306 100644
> --- a/m4/virt-driver-libxl.m4
> +++ b/m4/virt-driver-libxl.m4
> @@ -46,10 +46,10 @@ AC_DEFUN([LIBVIRT_DRIVER_CHECK_LIBXL], [
>       dnl The libxl driver will make use of this new parameter for specifying
>       dnl the Xen migration stream version. Specify LIBXL_API_VERSION to trigger
>       dnl an error if there is too old xenlight
> -    old_CFLAGS="$CFLAGS"
> +    libxlold_CFLAGS="$CFLAGS"
>       CFLAGS="$CFLAGS $LIBXL_API_VERSION"
>       LIBVIRT_CHECK_LIB([LIBXL], [xenlight], [libxl_ctx_alloc], [libxl.h], [fail="1"])
> -    CFLAGS="$old_CFLAGS"
> +    CFLAGS="$libxlold_CFLAGS"
>   
>       if test $fail = 1; then
>         AC_MSG_ERROR([You must install the libxl Library from Xen >= 4.4 to compile libxenlight driver with -lxl])
>