1 files changed, 18 insertions, 5 deletions
diff --git a/lib/oe/packagegroup.py b/lib/oe/packagegroup.py
index 6dc9cd7e28..7371fa72ce 100644
--- a/lib/oe/packagegroup.py
+++ b/lib/oe/packagegroup.py
@@ -1,15 +1,28 @@
+import itertools
+
 def is_optional(group, d):
     return bool(d.getVarFlag("PACKAGE_GROUP_%s" % group, "optional"))
 
 def packages(groups, d):
-    from itertools import chain
-    return chain.from_iterable(d.getVar("PACKAGE_GROUP_%s" % group, True).split()
-                               for group in groups)
+    return itertools.chain.from_iterable(d.getVar("PACKAGE_GROUP_%s" % group, True).split()
+                                         for group in groups)
 
 def required_packages(groups, d):
     req = filter(lambda group: not is_optional(group, d), groups)
-    return " ".join(packages(req, d))
+    return packages(req, d)
 
 def optional_packages(groups, d):
     opt = filter(lambda group: is_optional(group, d), groups)
-    return " ".join(packages(opt, d))
+    return packages(opt, d)
+
+def active_packages(features, d):
+    return itertools.chain(required_packages(features, d),
+                           optional_packages(features, d))
+
+def active_recipes(features, d):
+    import oe.packagedata
+
+    for pkg in active_packages(features, d):
+        recipe = oe.packagedata.recipename(pkg, d)
+        if recipe:
+            yield recipe