commit d4b0e478d0813a97e3c09a6c0fd6fee802480ebf
Author: James Antill <james@and.org>
Date:   Tue Sep 29 15:04:51 2009 -0400

    Show obsoletes in check-update if obsoletes processing is on, BZ 526064

diff --git a/yumcommands.py b/yumcommands.py
index 82c679b..1451a36 100644
--- a/yumcommands.py
+++ b/yumcommands.py
@@ -577,7 +577,8 @@ class CheckUpdateCommand(YumCommand):
         result = 0
         try:
             ypl = base.returnPkgLists(extcmds)
-            if base.verbose_logger.isEnabledFor(logginglevels.DEBUG_3):
+            if (base.conf.obsoletes or
+                base.verbose_logger.isEnabledFor(logginglevels.DEBUG_3)):
                 typl = base.returnPkgLists(['obsoletes'])
                 ypl.obsoletes = typl.obsoletes
                 ypl.obsoletesTuples = typl.obsoletesTuples
commit 8bad44a27301f5791af4b76eb38c8d8d91844eef
Author: James Antill <james@and.org>
Date:   Wed May 6 10:46:40 2009 -0400

    Do patterns processing on doPkgLists().obsoletes (and the tuples)

diff --git a/yum/__init__.py b/yum/__init__.py
index 0da8ce3..a0c1217 100644
--- a/yum/__init__.py
+++ b/yum/__init__.py
@@ -1747,6 +1747,17 @@ class YumBase(depsolve.Depsolve):
                 for po in pkgs:
                     obsoletes.append(po)
                     obsoletesTuples.append((po, instpo))
+            if patterns:
+                exactmatch, matched, unmatched = \
+                   parsePackages(obsoletes, patterns, casematch=not ignore_case)
+                obsoletes = exactmatch + matched
+                matched_obsoletes = set(obsoletes)
+                nobsoletesTuples = []
+                for po, instpo in obsoletesTuples:
+                    if po not in matched_obsoletes:
+                        continue
+                    nobsoletesTuples.append((po, instpo))
+                obsoletesTuples = nobsoletesTuples
         
         # packages recently added to the repositories
         elif pkgnarrow == 'recent':
commit 30c94bf851fa27eaccf51c6cff8d3c5613f57dfd
Author: James Antill <james@and.org>
Date:   Fri Dec 11 16:57:38 2009 -0500

    Use showdups for obsoletes, so "list obsoletes" is sane for RHEL like repos

diff --git a/yum/__init__.py b/yum/__init__.py
index 7e87730..706f790 100644
--- a/yum/__init__.py
+++ b/yum/__init__.py
@@ -1902,6 +1902,15 @@ class YumBase(depsolve.Depsolve):
                         continue
                     nobsoletesTuples.append((po, instpo))
                 obsoletesTuples = nobsoletesTuples
+            if not showdups:
+                obsoletes = packagesNewestByName(obsoletes)
+                filt = set(obsoletes)
+                nobsoletesTuples = []
+                for po, instpo in obsoletesTuples:
+                    if po not in filt:
+                        continue
+                    nobsoletesTuples.append((po, instpo))
+                obsoletesTuples = nobsoletesTuples
         
         # packages recently added to the repositories
         elif pkgnarrow == 'recent':

  This could just import the new move to Name() instead of NameArch(),
but that change is really new ... so do this.

diff -ru yum-3.2.22-orig/yum/__init__.py yum-3.2.22/yum/__init__.py
--- yum-3.2.22-orig/yum/__init__.py	2009-12-17 11:55:25.000000000 -0500
+++ yum-3.2.22/yum/__init__.py	2009-12-17 11:59:25.000000000 -0500
@@ -1720,7 +1720,7 @@
                     nobsoletesTuples.append((po, instpo))
                 obsoletesTuples = nobsoletesTuples
             if not showdups:
-                obsoletes = packagesNewestByName(obsoletes)
+                obsoletes = packagesNewestByNameArch(obsoletes)
                 filt = set(obsoletes)
                 nobsoletesTuples = []
                 for po, instpo in obsoletesTuples: