Squashed 'yocto-poky/' content from commit ea562de
git-subtree-dir: yocto-poky
git-subtree-split: ea562de57590c966cd5a75fda8defecd397e6436
diff --git a/meta/lib/oe/packagegroup.py b/meta/lib/oe/packagegroup.py
new file mode 100644
index 0000000..12eb421
--- /dev/null
+++ b/meta/lib/oe/packagegroup.py
@@ -0,0 +1,36 @@
+import itertools
+
+def is_optional(feature, d):
+ packages = d.getVar("FEATURE_PACKAGES_%s" % feature, True)
+ if packages:
+ return bool(d.getVarFlag("FEATURE_PACKAGES_%s" % feature, "optional"))
+ else:
+ return bool(d.getVarFlag("PACKAGE_GROUP_%s" % feature, "optional"))
+
+def packages(features, d):
+ for feature in features:
+ packages = d.getVar("FEATURE_PACKAGES_%s" % feature, True)
+ if not packages:
+ packages = d.getVar("PACKAGE_GROUP_%s" % feature, True)
+ for pkg in (packages or "").split():
+ yield pkg
+
+def required_packages(features, d):
+ req = filter(lambda feature: not is_optional(feature, d), features)
+ return packages(req, d)
+
+def optional_packages(features, d):
+ opt = filter(lambda feature: is_optional(feature, d), features)
+ 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