oe.utils: add inherits (sync from OE)

Signed-off-by: Chris Larson <chris_larson@mentor.com>

diff --git a/meta/lib/oe/utils.py b/meta/lib/oe/utils.py
index 69f9384dc73113c10ee82344f56af2e9ed860c65..f6d4142c12e9b732636b503e845dc1b41268a8b2 100644 (file)
--- a/meta/lib/oe/utils.py
+++ b/meta/lib/oe/utils.py
@@ -80,3 +80,7 @@ def param_bool(cfg, field, dflt = None):
     elif strvalue in ('no', 'n', 'false', 'f', '0'):
         return False
     raise ValueError("invalid value for boolean parameter '%s': '%s'" % (field, value))
+
+def inherits(d, *classes):
+    """Return True if the metadata inherits any of the specified classes"""
+    return any(bb.data.inherits_class(cls, d) for cls in classes)