From bb160436634cf872fa25c592871e2f6da589ecf5 Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Mon, 14 Sep 2009 08:11:22 +0000
Subject: [PATCH] Make dep_getcpv() use Atom, and fall back to legacy code for
 backward compat.

svn path=/main/trunk/; revision=14262
---
 pym/portage/dep.py | 17 +++++++----------
 1 file changed, 7 insertions(+), 10 deletions(-)

diff --git a/pym/portage/dep.py b/pym/portage/dep.py
index 782405f49..ae6d43ab5 100644
--- a/pym/portage/dep.py
+++ b/pym/portage/dep.py
@@ -738,8 +738,6 @@ def get_operator(mydep):
 
 	return operator
 
-_dep_getcpv_cache = {}
-
 def dep_getcpv(mydep):
 	"""
 	Return the category-package-version with any operators/slot specifications stripped off
@@ -753,13 +751,13 @@ def dep_getcpv(mydep):
 	@rtype: String
 	@return: The depstring with the operator removed
 	"""
-	cpv = getattr(mydep, "cpv", None)
-	if cpv is not None:
-		return cpv
-	global _dep_getcpv_cache
-	retval = _dep_getcpv_cache.get(mydep, None)
-	if retval is not None:
-		return retval
+
+	try:
+		return Atom(mydep).cpv
+	except InvalidAtom:
+		pass
+
+	# Fall back to legacy code for backward compatibility.
 	mydep_orig = mydep
 	if mydep:
 		mydep = remove_slot(mydep)
@@ -776,7 +774,6 @@ def dep_getcpv(mydep):
 		mydep = mydep[2:]
 	elif mydep[:1] in "=<>~":
 		mydep = mydep[1:]
-	_dep_getcpv_cache[mydep_orig] = mydep
 	return mydep
 
 def dep_getslot(mydep):
-- 
2.26.2