[OE-core] [PATCH 13/20] conf/layer.conf: Use .= to append to BBPATH and += for BBFILES

[Saul Wold]

From: Khem Raj <raj.khem at gmail.com>

This helps bitbake in organising BBPATH and BBFILES with given
BBFILE_PRIORITY order

Signed-off-by: Khem Raj <raj.khem at gmail.com>
---
 meta/conf/layer.conf |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/meta/conf/layer.conf b/meta/conf/layer.conf
index 5287417..3f63c7d 100644
--- a/meta/conf/layer.conf
+++ b/meta/conf/layer.conf
@@ -1,9 +1,8 @@
 BBPATH ?= ""
 # We have a conf and classes directory, add to BBPATH
-BBPATH := "${BBPATH}:${LAYERDIR}"
-
+BBPATH .= ":${LAYERDIR}"
 # We have a packages directory, add to BBFILES
-BBFILES := "${BBFILES} ${LAYERDIR}/packages/*/*.bb ${LAYERDIR}/recipes-*/*/*.bb"
+BBFILES += "${LAYERDIR}/packages/*/*.bb ${LAYERDIR}/recipes-*/*/*.bb"
 
 BBFILE_COLLECTIONS += "normal"
 BBFILE_PATTERN_normal := "^${LAYERDIR}/"
-- 
1.7.1.1