$ hgserve() {

  >     hg serve -a localhost -p $HGPORT1 -d --pid-file=hg.pid -E errors.log -v $@

  >     cat hg.pid >> "$DAEMON_PIDS"

  > }

  $ hg init a

  $ hg --encoding utf-8 -R a branch æ

  marked working directory as branch \xc3\xa6 (esc)

  $ echo foo > a/foo

  $ hg -R a ci -Am foo

  adding foo

  $ hgserve -R a --config web.push_ssl=False --config web.allow_push=* --encoding latin1

  listening at http://*:$HGPORT1/ (bound to 127.0.0.1:$HGPORT1) (glob)

  $ hg --encoding utf-8 clone http://localhost:$HGPORT1 b

  requesting all changes

  adding changesets

  adding manifests

  adding file changes

  added 1 changesets with 1 changes to 1 files

  updating to branch \xc3\xa6 (esc)

  1 files updated, 0 files merged, 0 files removed, 0 files unresolved

  $ hg --encoding utf-8 -R b log

  changeset:   0:867c11ce77b8

  branch:      \xc3\xa6 (esc)

  tag:         tip

  user:        test

  date:        Thu Jan 01 00:00:00 1970 +0000

  summary:     foo

  $ echo bar >> b/foo

  $ hg -R b ci -m bar

  $ hg --encoding utf-8 -R b push

  pushing to http://localhost:$HGPORT1/

  searching for changes

  remote: adding changesets

  remote: adding manifests

  remote: adding file changes

  remote: added 1 changesets with 1 changes to 1 files

  $ hg -R a --encoding utf-8 log

  changeset:   1:58e7c90d67cb

  branch:      \xc3\xa6 (esc)

  tag:         tip

  user:        test

  date:        Thu Jan 01 00:00:00 1970 +0000

  summary:     bar

  changeset:   0:867c11ce77b8

  branch:      \xc3\xa6 (esc)

  user:        test

  date:        Thu Jan 01 00:00:00 1970 +0000

  summary:     foo

  $ kill `cat hg.pid`

verify 7e7d56fe4833 (encoding fallback in branchmap to maintain compatibility with 1.3.x)

  $ cat <<EOF > oldhg

  > import sys

  > from mercurial import ui, hg, commands

  > 

  > class StdoutWrapper(object):

  >     def __init__(self, stdout):

  >         self._file = stdout

  > 

  >     def write(self, data):

  >         if data == '47\n':

  >             # latin1 encoding is one %xx (3 bytes) shorter

  >             data = '44\n'

  >         elif data.startswith('%C3%A6 '):

  >             # translate to latin1 encoding

  >             data = '%%E6 %s' % data[7:]

  >         self._file.write(data)

  > 

  >     def __getattr__(self, name):

  >         return getattr(self._file, name)

  > 

  > sys.stdout = StdoutWrapper(sys.stdout)

  > sys.stderr = StdoutWrapper(sys.stderr)

  > 

  > myui = ui.ui()

  > repo = hg.repository(myui, 'a')

  > commands.serve(myui, repo, stdio=True, cmdserver=False)

  > EOF

  $ echo baz >> b/foo

  $ hg -R b ci -m baz

  $ hg push -R b -e 'python oldhg' ssh://dummy/ --encoding latin1

  pushing to ssh://dummy/

  searching for changes

  remote: adding changesets

  remote: adding manifests

  remote: adding file changes

  remote: added 1 changesets with 1 changes to 1 files