--- /dev/null
+--- yum-2.3.3/docs/yum.conf.5.chroot
++++ yum-2.3.3/docs/yum.conf.5
+@@ -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 \fBreposdir\fR
+ A list of directories where yum should look for .repo files which define
+@@ -34,6 +36,10 @@
+ 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'.
+
+@@ -41,7 +47,10 @@
+ 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-2.3.3/yum/__init__.py.chroot
++++ yum-2.3.3/yum/__init__.py
+@@ -101,9 +101,8 @@
+ # read each of them in using confpp, then parse them same as any other repo
+ # section - as above.
+ 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):
+ repofn = glob.glob(reposdir+'/*.repo')
+ repofn.sort()
+@@ -425,17 +424,20 @@
+ self.pkgSack.excludeArchs(archlist)
+ self.log(3, 'Finished')
+
++ def __getLockfileName(self):
++ lockfile = self.conf.configdata['lockfile']
++ return self.conf.getRootedPath(lockfile,
++ enforce_default = True,
++ defaults_to_host = False)
+
+-
+- def doLock(self, lockfile):
++ 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.getConfigOption('uid') != 0:
+ return
+-
+- root = self.conf.installroot
+- lockfile = root + '/' + lockfile # lock in the chroot
++
++ lockfile=self.__getLockfileName()
+
+ mypid=str(os.getpid())
+ while not self._lock(lockfile, mypid, 0644):
+@@ -459,15 +461,14 @@
+ msg = 'Existing lock %s: another copy is running. Aborting.' % lockfile
+ raise Errors.LockError(0, msg)
+
+- def doUnlock(self, lockfile):
++ def doUnlock(self):
+ """do the unlock for yum"""
+
+ # if we're not root then we don't lock - just return nicely
+ if self.conf.getConfigOption('uid') != 0:
+ return
+
+- root = self.conf.installroot
+- lockfile = root + '/' + lockfile # lock in the chroot
++ lockfile=self.__getLockfileName()
+
+ self._unlock(lockfile)
+
+--- yum-2.3.3/yum/config.py.chroot
++++ yum-2.3.3/yum/config.py
+@@ -193,7 +193,8 @@
+
+ #defaults -either get them or set them
+ optionstrings = [('cachedir', '/var/cache/yum'),
+- ('logfile', '/var/log/yum.log'),
++ ('logfile', '/var/log/yum.log'),
++ ('lockfile', '/var/run/yum.pid'),
+ ('reposdir', ['/etc/yum/repos.d', '/etc/yum.repos.d']),
+ ('syslog_ident', None),
+ ('syslog_facility', 'LOG_USER'),
+@@ -305,9 +306,7 @@
+
+ # do the dirs - set the root if there is one (grumble)
+ for option in ['cachedir', 'logfile']:
+- path = self.configdata[option]
+- root = self.configdata['installroot']
+- rootedpath = root + path
++ rootedpath = self.getRootedPath(self.configdata[option])
+ self.configdata[option] = rootedpath
+ setattr(self, option, rootedpath)
+
+@@ -340,6 +339,23 @@
+ "All plugin search paths must be absolute")
+
+
++ def getRootedPath(self, path, enforce_default=False, defaults_to_host=False):
++ instroot = self.configdata['installroot']
++ 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
++
+ def listConfigOptions(self):
+ """return list of options available for global config"""
+ return self.configdata.keys()
+@@ -719,9 +735,7 @@
+ # read each of them in using confpp, then parse them same as any other repo
+ # section - as above.
+
+- reposdir = conf.reposdir
+- if os.path.exists(conf.installroot + '/' + reposdir):
+- reposdir = conf.installroot + '/' + reposdir
++ reposdir = conf.getRootedPath(conf.reposdir)
+
+ reposglob = reposdir + '/*.repo'
+ if os.path.exists(reposdir) and os.path.isdir(reposdir):
+--- yum-2.3.3/cli.py.chroot
++++ yum-2.3.3/cli.py
+@@ -108,7 +108,7 @@
+ 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",
+@@ -161,9 +161,12 @@
+ try:
+ # 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 = '/'
+--- yum-2.3.3/yummain.py.chroot
++++ yum-2.3.3/yummain.py
+@@ -60,7 +60,7 @@
+ def unlock():
+ try:
+ base.closeRpmDB()
+- base.doUnlock(YUM_PID_FILE)
++ base.doUnlock()
+ except Errors.LockError, e:
+ sys.exit(200)
+
+@@ -78,7 +78,7 @@
+ except Errors.YumBaseError, e:
+ exFatal(e)
+ try:
+- base.doLock(YUM_PID_FILE)
++ base.doLock()
+ except Errors.LockError, e:
+ base.errorlog(0,'%s' % e.msg)
+ sys.exit(200)