[Buildroot] gutenprint: fix host build when libusb found

[Baruch Siach]

Hi Waldemar,

On Sat, Apr 02, 2016 at 08:47:33PM +0200, Waldemar Brodkorb wrote:
> Allow to disable USB support, otherwise host build breaks when
> libusb is found as installation tries to install to /usr.
> Fixes following autobuild error:
> http://autobuild.buildroot.net/results/081b3be918ac1eaa8cfbc5919e00bc1ea267c1df/
> 
> Signed-off-by: Waldemar Brodkorb <wbx at openadk.org>

Tested-by: Baruch Siach <baruch at tkos.co.il>

> ---
>  .../0004-build-usb-backends-conditional.patch      | 23 ++++++++++++++++++++++
>  package/gutenprint/gutenprint.mk                   |  1 +
>  2 files changed, 24 insertions(+)
>  create mode 100644 package/gutenprint/0004-build-usb-backends-conditional.patch
> 
> diff --git a/package/gutenprint/0004-build-usb-backends-conditional.patch b/package/gutenprint/0004-build-usb-backends-conditional.patch
> new file mode 100644
> index 0000000..db44a12
> --- /dev/null
> +++ b/package/gutenprint/0004-build-usb-backends-conditional.patch
> @@ -0,0 +1,23 @@
> +Allow to disable USB backend
> +
> +Signed-off-by: Waldemar Brodkorb <wbx at openadk.org>

Have you tried to upstream this patch?

Since we would now be patching also configure.ac, please updated the 
AUTORECONF comment in gutenprint.mk.

baruch

-- 
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