1 files changed, 27 insertions, 0 deletions
diff --git a/portato/backend/portage/system_22.py b/portato/backend/portage/system_22.py
index be27186..18e3b4e 100644
--- a/portato/backend/portage/system_22.py
+++ b/portato/backend/portage/system_22.py
@@ -20,6 +20,7 @@ from collections import defaultdict
 from .package_22 import PortagePackage_22
 from .settings_22 import PortageSettings_22
 from .system import PortageSystem
+from . import sets as syssets
 
 class PortageSystem_22 (PortageSystem):
 
@@ -30,5 +31,31 @@ class PortageSystem_22 (PortageSystem):
 		self.use_descs = {}
 		self.local_use_descs = defaultdict(dict)
 
+		self.setmap = {
+				self.SET_ALL : syssets.AllSet,
+				self.SET_INSTALLED : syssets.InstalledSet,
+				self.SET_UNINSTALLED : syssets.UninstalledSet,
+				self.SET_TREE : syssets.TreeSet
+				}
+
+	def has_set_support (self):
+		return True
+
+	def get_sets (self, description = False):
+		if description:
+			return ((name, set.description) for name, set in self.settings.setsconfig.getSets().iteritems())
+		else:
+			return tuple(self.settings.setsconfig.getSets())
+
+	def _get_set (self, pkgSet):
+		pkgSet = pkgSet.lower()
+		if pkgSet == "": pkgSet = self.SET_ALL
+
+		s = self.setmap.get(pkgSet, None)
+		if s is None:
+			return syssets.PortageSet(pkgSet)
+		else:
+			return s()
+
 	def new_package (self, cpv):
 		return PortagePackage_22(cpv)