--- /dev/null
+--- yum-3.0.3/docs/yum.conf.5.chroot 2006-11-17 08:10:32.000000000 +0100
++++ yum-3.0.3/docs/yum.conf.5 2007-01-16 20:28:39.000000000 +0100
+@@ -23,8 +23,10 @@
+ following options:
+
+ .IP \fBcachedir\fR
+-Directory where yum should store its cache and db files. The default is
+-`/var/cache/yum'.
++Directory where yum should store its cache and db files. The default
++is `/var/cache/yum'. Unless the prefixes `hostfs://' or `chrootfs://'
++are used, some magic will be applied to determine the real path in
++combination with `--installroot'.
+
+ .IP \fBkeepcache\fR
+ Either `1' or `0'. Determines whether or not yum keeps the cache
+@@ -40,6 +42,10 @@
+ repositories defined in /etc/yum.conf to form the complete set of repositories
+ that yum will use.
+
++Unless the prefixes `hostfs://' or `chrootfs://' are used, some magic
++will be applied to determine the real path in combination with
++`--installroot'.
++
+ .IP \fBdebuglevel\fR
+ Debug message output level. Practical range is 0\-10. Default is `2'.
+
+@@ -47,7 +53,10 @@
+ Error message output level. Practical range is 0\-10. Default is `2'.
+
+ .IP \fBlogfile\fR
+-Full directory and file name for where yum should write its log file.
++Full directory and file name for where yum should write its log
++file. Unless the prefixes `hostfs://' or `chrootfs://' are used,
++some magic will be applied to determine the real path in combination
++with `--installroot'.
+
+ .IP \fBgpgcheck\fR
+ Either `1' or `0'. This tells yum whether or not it should perform a GPG
+--- yum-3.0.3/yum/config.py.chroot 2006-12-07 18:25:02.000000000 +0100
++++ yum-3.0.3/yum/config.py 2007-01-16 20:28:39.000000000 +0100
+@@ -464,6 +464,26 @@
+ pluginpath = ListOption(['/usr/lib/yum-plugins'])
+ pluginconfpath = ListOption(['/etc/yum/pluginconf.d'])
+
++ def getRootedPath(self, path, enforce_default=False, defaults_to_host=False):
++ instroot = getattr(self, 'installroot', None)
++ if instroot==None:
++ return path
++
++ if path.startswith('hostfs://'): res = path[9:]
++ elif path.startswith('chrootfs://'): res = instroot + '/' + path[11:]
++ else:
++ tmp = instroot + '/' + path
++
++ if enforce_default:
++ if defaults_to_host: res = path
++ else: res = tmp
++ else:
++ if os.path.exists(tmp): res = tmp
++ elif defaults_to_host: res = path
++ else: res = tmp
++
++ return res
++
+ class YumConf(StartupConf):
+ '''
+ Configuration option definitions for yum.conf\'s [main] section.
+@@ -476,6 +496,7 @@
+ cachedir = Option('/var/cache/yum')
+ keepcache = BoolOption(True)
+ logfile = Option('/var/log/yum.log')
++ lockfile = Option('/var/run/yum.pid')
+ reposdir = ListOption(['/etc/yum/repos.d', '/etc/yum.repos.d'])
+ syslog_ident = Option()
+ syslog_facility = Option('LOG_DAEMON')
+@@ -602,9 +623,9 @@
+ yumconf.populate(startupconf._parser, 'main')
+
+ # Apply the installroot to directory options
+- for option in ('cachedir', 'logfile'):
++ for option in ('cachedir', 'logfile', 'lockfile'):
+ path = getattr(yumconf, option)
+- setattr(yumconf, option, yumconf.installroot + path)
++ setattr(yumconf, option, yumconf.getRootedPath(path))
+
+ # Add in some extra attributes which aren't actually configuration values
+ yumconf.yumvar = yumvars
+--- yum-3.0.3/yum/__init__.py.chroot 2007-01-07 21:09:27.000000000 +0100
++++ yum-3.0.3/yum/__init__.py 2007-01-16 20:32:04.000000000 +0100
+@@ -169,8 +169,7 @@
+ # (typically /etc/yum.repos.d and /etc/yum/repos.d)
+ parser = ConfigParser()
+ for reposdir in self.conf.reposdir:
+- if os.path.exists(self.conf.installroot+'/'+reposdir):
+- reposdir = self.conf.installroot + '/' + reposdir
++ reposdir = self.conf.getRootedPath(reposdir)
+
+ if os.path.isdir(reposdir):
+ for repofn in glob.glob('%s/*.repo' % reposdir):
+@@ -523,17 +522,15 @@
+
+ self.verbose_logger.log(logginglevels.INFO_2, 'Finished')
+
+- def doLock(self, lockfile = YUM_PID_FILE):
++ def doLock(self):
+ """perform the yum locking, raise yum-based exceptions, not OSErrors"""
+
+ # if we're not root then we don't lock - just return nicely
+ if self.conf.uid != 0:
+ return
+-
+- root = self.conf.installroot
+- lockfile = root + '/' + lockfile # lock in the chroot
+- lockfile = os.path.normpath(lockfile) # get rid of silly preceding extra /
+-
++
++ lockfile = self.conf.lockfile
++
+ mypid=str(os.getpid())
+ while not self._lock(lockfile, mypid, 0644):
+ fd = open(lockfile, 'r')
+@@ -558,16 +555,15 @@
+ msg = 'Existing lock %s: another copy is running. Aborting.' % lockfile
+ raise Errors.LockError(0, msg)
+
+- def doUnlock(self, lockfile = YUM_PID_FILE):
++ def doUnlock(self):
+ """do the unlock for yum"""
+
+ # if we're not root then we don't lock - just return nicely
+ if self.conf.uid != 0:
+ return
+
+- root = self.conf.installroot
+- lockfile = root + '/' + lockfile # lock in the chroot
+-
++ lockfile=self.conf.lockfile
++
+ self._unlock(lockfile)
+
+ def _lock(self, filename, contents='', mode=0777):
+--- yum-3.0.3/cli.py.chroot 2006-12-08 00:27:08.000000000 +0100
++++ yum-3.0.3/cli.py 2007-01-16 20:28:39.000000000 +0100
+@@ -131,7 +131,7 @@
+ action="store_true", default=False,
+ help="run entirely from cache, don't update cache")
+ self.optparser.add_option("-c", "", dest="conffile", action="store",
+- default='/etc/yum.conf', help="config file location",
++ default=None, help="config file location",
+ metavar=' [config file]')
+ self.optparser.add_option("-R", "", dest="sleeptime", action="store",
+ type='int', default=None, help="maximum command wait time",
+@@ -188,9 +188,12 @@
+
+ # If the conf file is inside the installroot - use that.
+ # otherwise look for it in the normal root
+- if opts.installroot:
+- if os.access(opts.installroot+'/'+opts.conffile, os.R_OK):
++ if opts.conffile==None:
++ opts.conffile = '/etc/yum.conf'
++ if opts.installroot and os.access(opts.installroot+'/'+opts.conffile, os.R_OK):
+ opts.conffile = opts.installroot+'/'+opts.conffile
++
++ if opts.installroot:
+ root=opts.installroot
+ else:
+ root = '/'