bblayers.conf.sample: Use ?= to set BBLAYERS

Hob may dynamically sets BBLAYERS to bitbake server, thus we need a
flexible way to load BBLAYERS value.

Signed-off-by: Dongxiao Xu <dongxiao.xu@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/conf/bblayers.conf.sample b/meta/conf/bblayers.conf.sample
index 339a42139c95f503a2dc62d75fcb33d57ddd491b..222b03acf53a922308f8250266e09e2213725d5f 100644 (file)
--- a/meta/conf/bblayers.conf.sample
+++ b/meta/conf/bblayers.conf.sample
@@ -3,6 +3,6 @@
 LCONF_VERSION = "4"
 
 BBFILES ?= ""
-BBLAYERS = " \
+BBLAYERS ?= " \
   ##COREBASE##/meta \
   "