[OE-core] [PATCH v2] bitbake-blayers/create: add LAYERSERIES_COMPAT

[Anuj Mittal]

Derive the value for template layer.conf from core layer and add
dependendency on it too.

Fixes [YOCTO #12767]

Signed-off-by: Anuj Mittal <anuj.mittal at intel.com>
---
 meta/lib/bblayers/create.py            | 5 ++++-
 meta/lib/bblayers/templates/layer.conf | 3 +++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/meta/lib/bblayers/create.py b/meta/lib/bblayers/create.py
index c1923166fd..e06949c92b 100644
--- a/meta/lib/bblayers/create.py
+++ b/meta/lib/bblayers/create.py
@@ -43,8 +43,11 @@ class CreatePlugin(LayerPlugin):
         license_dst = os.path.join(layerdir, copying)
         shutil.copy(license_src, license_dst)
 
+        # Get the compat value for core layer.
+        compat = self.tinfoil.config_data.getVar('LAYERSERIES_COMPAT_core') or ""
+
         # Create the layer.conf from templates/layer.conf
-        layerconf_template = read_template('layer.conf') % (args.layerdir, args.layerdir, args.layerdir, args.priority)
+        layerconf_template = read_template('layer.conf') % (args.layerdir, args.layerdir, args.layerdir, args.priority, args.layerdir, args.layerdir, compat)
         layerconf = os.path.join(conf, 'layer.conf')
         with open(layerconf, 'w') as fd:
             fd.write(layerconf_template)
diff --git a/meta/lib/bblayers/templates/layer.conf b/meta/lib/bblayers/templates/layer.conf
index 3c0300226c..49f95cafc8 100644
--- a/meta/lib/bblayers/templates/layer.conf
+++ b/meta/lib/bblayers/templates/layer.conf
@@ -8,3 +8,6 @@ BBFILES += "${LAYERDIR}/recipes-*/*/*.bb \
 BBFILE_COLLECTIONS += "%s"
 BBFILE_PATTERN_%s = "^${LAYERDIR}/"
 BBFILE_PRIORITY_%s = "%s"
+
+LAYERDEPENDS_%s = "core"
+LAYERSERIES_COMPAT_%s = "%s"
-- 
2.17.1