Support use.unsatisfiable and package.use.unsatisfiable files.

1 files changed, 25 insertions, 2 deletions

diff --git a/pym/portage/package/ebuild/_config/UseManager.py b/pym/portage/package/ebuild/_config/UseManager.py
index 13f65736f..dbb9b1a8b 100644
--- a/pym/portage/package/ebuild/_config/UseManager.py
+++ b/pym/portage/package/ebuild/_config/UseManager.py
@@ -21,9 +21,11 @@ class UseManager(object):
 		#--------------------------------
 		#	use.mask			_usemask_list
 		#	use.force			_useforce_list
-		#	package.use.mask	_pusemask_list
+		#	use.unsatisfiable		_useunsatisfiable_list
+		#	package.use.mask		_pusemask_list
 		#	package.use			_pkgprofileuse
-		#	package.use.force	_puseforce_list
+		#	package.use.force		_puseforce_list
+		#	package.use.unsatisfiable	_puseunsatisfiable_list
 		#--------------------------------
 		#	user config
 		#--------------------------------
@@ -42,9 +44,11 @@ class UseManager(object):
 
 		self._usemask_list = self._parse_profile_files_to_list("use.mask", profiles)
 		self._useforce_list = self._parse_profile_files_to_list("use.force", profiles)
+		self._useunsatisfiable_list = self._parse_profile_files_to_list("use.unsatisfiable", profiles)
 		self._pusemask_list = self._parse_profile_files_to_dict("package.use.mask", profiles)
 		self._pkgprofileuse = self._parse_profile_files_to_dict("package.use", profiles, juststrings=True)
 		self._puseforce_list = self._parse_profile_files_to_dict("package.use.force", profiles)
+		self._puseunsatisfiable_list = self._parse_profile_files_to_dict("package.use.unsatisfiable", profiles)
 
 		self._pusedict = self._parse_user_files_to_extatomdict("package.use", abs_user_config, user_config)
 
@@ -112,6 +116,25 @@ class UseManager(object):
 					useforce.extend(pkg_useforce)
 		return frozenset(stack_lists(useforce, incremental=True))
 
+	def getUseUnsatisfiable(self, pkg=None):
+		if pkg is None:
+			return frozenset(stack_lists(
+				self._useunsatisfiable_list, incremental=True))
+
+		cp = getattr(pkg, "cp", None)
+		if cp is None:
+			cp = cpv_getkey(remove_slot(pkg))
+		useunsatisfiable = []
+		for i, punsatisfiable_dict in enumerate(self._puseunsatisfiable_list):
+			if self._useunsatisfiable_list[i]:
+				useunsatisfiable.append(self._useunsatisfiable_list[i])
+			cpdict = punsatisfiable_dict.get(cp)
+			if cpdict:
+				pkg_useunsatisfiable = ordered_by_atom_specificity(cpdict, pkg)
+				if pkg_useunsatisfiable:
+					useunsatisfiable.extend(pkg_useunsatisfiable)
+		return frozenset(stack_lists(useunsatisfiable, incremental=True))
+
 	def getPUSE(self, pkg):
 		cp = getattr(pkg, "cp", None)
 		if cp is None: