[OE-core] [PATCH] libxdmcp: make libbsd usage deterministic

[Ross Burton]

libxdmcp can optionally use arc4random_buf() from libbsd instead of it's own
random key generation code. As this is an optional dependency add a
PACKAGECONFIG for it and default to not using libbsd.

Signed-off-by: Ross Burton <ross.burton at intel.com>
---
 meta/recipes-graphics/xorg-lib/libxdmcp_1.1.2.bb | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/meta/recipes-graphics/xorg-lib/libxdmcp_1.1.2.bb b/meta/recipes-graphics/xorg-lib/libxdmcp_1.1.2.bb
index 7471b9a..f4e30d9 100644
--- a/meta/recipes-graphics/xorg-lib/libxdmcp_1.1.2.bb
+++ b/meta/recipes-graphics/xorg-lib/libxdmcp_1.1.2.bb
@@ -24,3 +24,6 @@ BBCLASSEXTEND = "native nativesdk"
 
 SRC_URI[md5sum] = "18aa5c1279b01f9d18e3299969665b2e"
 SRC_URI[sha256sum] = "81fe09867918fff258296e1e1e159f0dc639cb30d201c53519f25ab73af4e4e2"
+
+PACKAGECONFIG ??= ""
+PACKAGECONFIG[arc4] = "ac_cv_lib_bsd_arc4random_buf=yes,ac_cv_lib_bsd_arc4random_buf=no,libbsd"
-- 
2.1.4