From 889e19d27ac978dbbc9699bac152657675569ebd Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Sat, 8 Jun 2013 17:22:50 -0700
Subject: [PATCH] match_from_list: =* op with revision, bug #467826

---
 pym/portage/dep/__init__.py                   | 32 ++++++++++++++++---
 pym/portage/tests/dep/test_match_from_list.py |  7 +++-
 2 files changed, 33 insertions(+), 6 deletions(-)

diff --git a/pym/portage/dep/__init__.py b/pym/portage/dep/__init__.py
index 7776f8958..798903f11 100644
--- a/pym/portage/dep/__init__.py
+++ b/pym/portage/dep/__init__.py
@@ -2164,15 +2164,37 @@ def match_from_list(mydep, candidate_list):
 		myver = mycpv_cps[2].lstrip("0")
 		if not myver or not myver[0].isdigit():
 			myver = "0"+myver
-		mycpv_cmp = mycpv_cps[0] + "/" + mycpv_cps[1] + "-" + myver
+		if myver == mycpv_cps[2]:
+			mycpv_cmp = mycpv
+		else:
+			# Use replace to preserve the revision part if it exists
+			# (mycpv_cps[3] can't be trusted because in contains r0
+			# even when the input has no revision part).
+			mycpv_cmp = mycpv.replace(
+				mydep.cp + "-" + mycpv_cps[2],
+				mydep.cp + "-" + myver, 1)
 		for x in candidate_list:
-			xs = getattr(x, "cpv_split", None)
-			if xs is None:
-				xs = catpkgsplit(remove_slot(x))
+			try:
+				x.cp
+			except AttributeError:
+				try:
+					pkg = _pkg_str(remove_slot(x))
+				except InvalidData:
+					continue
+			else:
+				pkg = x
+
+			xs = pkg.cpv_split
 			myver = xs[2].lstrip("0")
 			if not myver or not myver[0].isdigit():
 				myver = "0"+myver
-			xcpv = xs[0]+"/"+xs[1]+"-"+myver
+			if myver == xs[2]:
+				xcpv = pkg.cpv
+			else:
+				# Use replace to preserve the revision part if it exists.
+				xcpv = pkg.cpv.replace(
+					pkg.cp + "-" + xs[2],
+					pkg.cp + "-" + myver, 1)
 			if xcpv.startswith(mycpv_cmp):
 				mylist.append(x)
 
diff --git a/pym/portage/tests/dep/test_match_from_list.py b/pym/portage/tests/dep/test_match_from_list.py
index b64862447..8a1c9e22a 100644
--- a/pym/portage/tests/dep/test_match_from_list.py
+++ b/pym/portage/tests/dep/test_match_from_list.py
@@ -1,4 +1,4 @@
-# Copyright 2006-2012 Gentoo Foundation
+# Copyright 2006-2013 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 
 import sys
@@ -71,6 +71,11 @@ class Test_match_from_list(TestCase):
 			(">sys-apps/portage-047", ["sys-apps/portage-046-r1"], []),
 			("sys-apps/portage:0", [Package("=sys-apps/portage-045:0")], ["sys-apps/portage-045"]),
 			("sys-apps/portage:0", [Package("=sys-apps/portage-045:1")], []),
+			("=cat/pkg-1-r1*", ["cat/pkg-1_alpha1"], []),
+			("=cat/pkg-1-r1*", ["cat/pkg-1-r11"], ["cat/pkg-1-r11"]),
+			("=cat/pkg-1-r1*", ["cat/pkg-01-r11"], ["cat/pkg-01-r11"]),
+			("=cat/pkg-01-r1*", ["cat/pkg-1-r11"], ["cat/pkg-1-r11"]),
+			("=cat/pkg-01-r1*", ["cat/pkg-001-r11"], ["cat/pkg-001-r11"]),
 			("=sys-fs/udev-1*", ["sys-fs/udev-123"], ["sys-fs/udev-123"]),
 			("=sys-fs/udev-4*", ["sys-fs/udev-456"], ["sys-fs/udev-456"]),
 			("*/*", ["sys-fs/udev-456"], ["sys-fs/udev-456"]),
-- 
2.26.2