1import itertools 2 3def is_optional(feature, d): 4 packages = d.getVar("FEATURE_PACKAGES_%s" % feature) 5 if packages: 6 return bool(d.getVarFlag("FEATURE_PACKAGES_%s" % feature, "optional")) 7 else: 8 return bool(d.getVarFlag("PACKAGE_GROUP_%s" % feature, "optional")) 9 10def packages(features, d): 11 for feature in features: 12 packages = d.getVar("FEATURE_PACKAGES_%s" % feature) 13 if not packages: 14 packages = d.getVar("PACKAGE_GROUP_%s" % feature) 15 for pkg in (packages or "").split(): 16 yield pkg 17 18def required_packages(features, d): 19 req = [feature for feature in features if not is_optional(feature, d)] 20 return packages(req, d) 21 22def optional_packages(features, d): 23 opt = [feature for feature in features if is_optional(feature, d)] 24 return packages(opt, d) 25 26def active_packages(features, d): 27 return itertools.chain(required_packages(features, d), 28 optional_packages(features, d)) 29 30def active_recipes(features, d): 31 import oe.packagedata 32 33 for pkg in active_packages(features, d): 34 recipe = oe.packagedata.recipename(pkg, d) 35 if recipe: 36 yield recipe 37