File createrepo-0.9.9-sort-packages-before-writing-repodata.patch of Package createrepo

Index: createrepo-0.10.3/createrepo/__init__.py
===================================================================
--- createrepo-0.10.3.orig/createrepo/__init__.py
+++ createrepo-0.10.3/createrepo/__init__.py
@@ -24,6 +24,7 @@ from  bz2 import BZ2File
 from urlgrabber import grabber
 import tempfile
 import stat
+import re
 import fcntl
 import subprocess
 from select import select
@@ -540,6 +541,38 @@ class MetaDataGenerator:
                            " add it" % po
 
         return po
+ 
+    def sortPackages(self, pkglist):
+        class PackageKey:
+            def __init__(self, package):
+                self.n, self.vr, self.a = self._nvra(package)
+
+            def _nvra(self, package):
+                # package might be a filename or a
+                # yum.sqlitesack.YumAvailablePackageSqlite object
+                try:
+                    return (package.name,
+                            package.version + '-' + package.release,
+                            package.arch)
+                except AttributeError:
+                    return self._parse_filename(package)
+
+            def _parse_filename(self, filename):
+                m = re.search(r"([^/]+)-([^/-]+-[^/-]+)\.([^/.]+)\.rpm$",
+                        filename)
+                if m:
+                    return m.groups()
+                # give up on sorting
+                return filename, 0, 0
+            def __lt__(self, other):
+                if self.n != other.n:
+                    return self.n < other.n
+                if self.a != other.a:
+                    return self.a < other.a
+                return self.vr < other.vr
+
+        return sorted(pkglist, key=PackageKey)
+
 
     def writeMetadataDocs(self, pkglist=[], pkgpath=None):
 
@@ -551,6 +584,8 @@ class MetaDataGenerator:
         else:
             directory = pkgpath
 
+        pkglist = self.sortPackages(pkglist)
+
         # for worker/forked model
         # iterate the pkglist - see which ones are handled by --update and let them
         # go on their merry way