From 5119dea05eb07e7e981c9a9e776d4ddfadcf6330 Mon Sep 17 00:00:00 2001
From: Sebastian Luther <SebastianLuther@gmx.de>
Date: Mon, 24 Jan 2011 14:40:27 +0100
Subject: Wildcard support for -c/-C

---
 pym/_emerge/actions.py                           | 25 ++++++++++++++-
 pym/portage/tests/resolver/ResolverPlayground.py |  2 +-
 pym/portage/tests/resolver/test_depclean.py      | 40 ++++++++++++++++++++++++
 3 files changed, 65 insertions(+), 2 deletions(-)

diff --git a/pym/_emerge/actions.py b/pym/_emerge/actions.py
index ee37bb821..33a1f013f 100644
--- a/pym/_emerge/actions.py
+++ b/pym/_emerge/actions.py
@@ -31,6 +31,8 @@ from portage.cache.cache_errors import CacheError
 from portage.const import GLOBAL_CONFIG_PATH, NEWS_LIB_PATH
 from portage.const import _ENABLE_DYN_LINK_MAP
 from portage.dbapi.dep_expand import dep_expand
+from portage.dep import Atom, extended_cp_match
+from portage.exception import InvalidAtom
 from portage.output import blue, bold, colorize, create_color_func, darkgreen, \
 	red, yellow
 good = create_color_func("GOOD")
@@ -2453,7 +2455,6 @@ def action_sync(settings, trees, mtimedb, myopts, myaction):
 
 def action_uninstall(settings, trees, ldpath_mtimes,
 	opts, action, files, spinner):
-
 	# For backward compat, some actions do not require leading '='.
 	ignore_missing_eq = action in ('clean', 'unmerge')
 	root = settings['ROOT']
@@ -2496,6 +2497,28 @@ def action_uninstall(settings, trees, ldpath_mtimes,
 		elif x.startswith(SETPREFIX) and action == "deselect":
 			valid_atoms.append(x)
 
+		elif "*" in x:
+			try:
+				ext_atom = Atom(x, allow_repo=True, allow_wildcard=True)
+			except InvalidAtom:
+				msg = []
+				msg.append("'%s' is not a valid package atom." % (x,))
+				msg.append("Please check ebuild(5) for full details.")
+				writemsg_level("".join("!!! %s\n" % line for line in msg),
+					level=logging.ERROR, noiselevel=-1)
+				return 1
+
+			for cp in vardb.cp_all():
+				if extended_cp_match(ext_atom.cp, cp):
+					atom = cp
+					if ext_atom.slot:
+						atom += ":" + ext_atom.slot
+					if ext_atom.repo:
+						atom += "::" + ext_atom.repo
+
+					if vardb.match(atom):
+						valid_atoms.append(Atom(atom))
+
 		else:
 			msg = []
 			msg.append("'%s' is not a valid package atom." % (x,))
diff --git a/pym/portage/tests/resolver/ResolverPlayground.py b/pym/portage/tests/resolver/ResolverPlayground.py
index 5499d64eb..a2b715128 100644
--- a/pym/portage/tests/resolver/ResolverPlayground.py
+++ b/pym/portage/tests/resolver/ResolverPlayground.py
@@ -432,7 +432,7 @@ class ResolverPlayground(object):
 			if options.get("--depclean"):
 				rval, cleanlist, ordered, req_pkg_count = \
 					calc_depclean(self.settings, self.trees, None,
-					options, "depclean", InternalPackageSet(initial_atoms=atoms), None)
+					options, "depclean", InternalPackageSet(initial_atoms=atoms, allow_wildcard=True), None)
 				result = ResolverPlaygroundDepcleanResult( \
 					atoms, rval, cleanlist, ordered, req_pkg_count)
 			else:
diff --git a/pym/portage/tests/resolver/test_depclean.py b/pym/portage/tests/resolver/test_depclean.py
index 18e0b87e4..ba70144b8 100644
--- a/pym/portage/tests/resolver/test_depclean.py
+++ b/pym/portage/tests/resolver/test_depclean.py
@@ -243,3 +243,43 @@ class DepcleanWithExcludeAndSlotsTestCase(TestCase):
 				self.assertEqual(test_case.test_success, True, test_case.fail_msg)
 		finally:
 			playground.cleanup()
+
+class DepcleanAndWildcardsTestCase(TestCase):
+
+	def testDepcleanAndWildcards(self):
+
+		installed = {
+			"dev-libs/A-1": { "RDEPEND": "dev-libs/B" },
+			"dev-libs/B-1": {},
+			}
+
+		test_cases = (
+			ResolverPlaygroundTestCase(
+				["*/*"],
+				options = {"--depclean": True},
+				success = True,
+				cleanlist = ["dev-libs/A-1", "dev-libs/B-1"]),
+			ResolverPlaygroundTestCase(
+				["dev-libs/*"],
+				options = {"--depclean": True},
+				success = True,
+				cleanlist = ["dev-libs/A-1", "dev-libs/B-1"]),
+			ResolverPlaygroundTestCase(
+				["*/A"],
+				options = {"--depclean": True},
+				success = True,
+				cleanlist = ["dev-libs/A-1"]),
+			ResolverPlaygroundTestCase(
+				["*/B"],
+				options = {"--depclean": True},
+				success = True,
+				cleanlist = []),
+			)
+
+		playground = ResolverPlayground(installed=installed)
+		try:
+			for test_case in test_cases:
+				playground.run_TestCase(test_case)
+				self.assertEqual(test_case.test_success, True, test_case.fail_msg)
+		finally:
+			playground.cleanup()
-- 
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