[Buildroot] [PATCH] libiio: fix libavahi-client dependency

[Baruch Siach]

Hi Marcus,

On Wed, Dec 27, 2017 at 01:06:03PM +0100, Marcus Folkesson wrote:
> Avahi needs avahi-daemon and D-Bus to build avahi-client.
> 
> Signed-off-by: Marcus Folkesson <marcus.folkesson at gmail.com>
> ---
>  package/libiio/libiio.mk | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/package/libiio/libiio.mk b/package/libiio/libiio.mk
> index 0b13064085..0ff6c47dba 100644
> --- a/package/libiio/libiio.mk
> +++ b/package/libiio/libiio.mk
> @@ -54,8 +54,8 @@ else
>  LIBIIO_CONF_OPTS += -DWITH_IIOD_USBD=OFF
>  endif
>  
> -# Avahi support in libiio requires avahi-client, which needs avahi-daemon
> -ifeq ($(BR2_PACKAGE_AVAHI)$(BR2_PACKAGE_AVAHI_DAEMON),yy)
> +# Avahi support in libiio requires avahi-client, which needs avahi-daemon and dbus
> +ifeq ($(BR2_PACKAGE_AVAHI)$(BR2_PACKAGE_AVAHI_DAEMON)$(BR2_PACKAGE_DBUS),yyy)

When BR2_PACKAGE_AVAHI_DAEMON is enabled, BR2_PACKAGE_AVAHI must also be 
enabled. So the is no need to check for BR2_PACKAGE_AVAHI.

>  LIBIIO_DEPENDENCIES += avahi
>  endif

baruch

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