def processUnixMailbox(self, input, start=None, end=None):
mbox = ArchiverMailbox(input, self.maillist)
if start is None:
start = 0
counter = 0
if start:
mbox.skipping(True)
while counter < start:
try:
m = mbox.next()
except Errors.DiscardMessage:
continue
if m is None:
return
counter += 1
if start:
mbox.skipping(False)
while 1:
try:
pos = input.tell()
m = mbox.next()
except Errors.DiscardMessage:
continue
except Exception:
syslog('error', 'uncaught archiver exception at filepos: %s',
pos)
raise
if m is None:
break
if m == '':
# It was an unparseable message
continue
msgid = m.get('message-id', 'n/a')
self.message(_('#%(counter)05d %(msgid)s'))
a = self._makeArticle(m, self.sequence)
self.sequence += 1
self.add_article(a)
if end is not None and counter >= end:
break
counter += 1
