subrepo: add progress bar support to archive

mercurial/archival.py

@@ -1,279 +1,279 b''
 # archival.py - revision archival for mercurial
 #
 # Copyright 2006 Vadim Gelfer <[e-mail]>
 #
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2 or any later version.
 
 from i18n import _
 from node import hex
 import cmdutil
 import util, encoding
 import cStringIO, os, stat, tarfile, time, zipfile
 import zlib, gzip
 
 def tidyprefix(dest, kind, prefix):
     '''choose prefix to use for names in archive.  make sure prefix is
     safe for consumers.'''
 
     if prefix:
         prefix = util.normpath(prefix)
     else:
         if not isinstance(dest, str):
             raise ValueError('dest must be string if no prefix')
         prefix = os.path.basename(dest)
         lower = prefix.lower()
         for sfx in exts.get(kind, []):
             if lower.endswith(sfx):
                 prefix = prefix[:-len(sfx)]
                 break
     lpfx = os.path.normpath(util.localpath(prefix))
     prefix = util.pconvert(lpfx)
     if not prefix.endswith('/'):
         prefix += '/'
     if prefix.startswith('../') or os.path.isabs(lpfx) or '/../' in prefix:
         raise util.Abort(_('archive prefix contains illegal components'))
     return prefix
 
 exts = {
     'tar': ['.tar'],
     'tbz2': ['.tbz2', '.tar.bz2'],
     'tgz': ['.tgz', '.tar.gz'],
     'zip': ['.zip'],
     }
 
 def guesskind(dest):
     for kind, extensions in exts.iteritems():
         if util.any(dest.endswith(ext) for ext in extensions):
             return kind
     return None
 
 
 class tarit(object):
     '''write archive to tar file or stream.  can write uncompressed,
     or compress with gzip or bzip2.'''
 
     class GzipFileWithTime(gzip.GzipFile):
 
         def __init__(self, *args, **kw):
             timestamp = None
             if 'timestamp' in kw:
                 timestamp = kw.pop('timestamp')
             if timestamp is None:
                 self.timestamp = time.time()
             else:
                 self.timestamp = timestamp
             gzip.GzipFile.__init__(self, *args, **kw)
 
         def _write_gzip_header(self):
             self.fileobj.write('\037\213')             # magic header
             self.fileobj.write('\010')                 # compression method
             # Python 2.6 deprecates self.filename
             fname = getattr(self, 'name', None) or self.filename
             if fname and fname.endswith('.gz'):
                 fname = fname[:-3]
             flags = 0
             if fname:
                 flags = gzip.FNAME
             self.fileobj.write(chr(flags))
             gzip.write32u(self.fileobj, long(self.timestamp))
             self.fileobj.write('\002')
             self.fileobj.write('\377')
             if fname:
                 self.fileobj.write(fname + '\000')
 
     def __init__(self, dest, mtime, kind=''):
         self.mtime = mtime
 
         def taropen(name, mode, fileobj=None):
             if kind == 'gz':
                 mode = mode[0]
                 if not fileobj:
                     fileobj = open(name, mode + 'b')
                 gzfileobj = self.GzipFileWithTime(name, mode + 'b',
                                                   zlib.Z_BEST_COMPRESSION,
                                                   fileobj, timestamp=mtime)
                 return tarfile.TarFile.taropen(name, mode, gzfileobj)
             else:
                 return tarfile.open(name, mode + kind, fileobj)
 
         if isinstance(dest, str):
             self.z = taropen(dest, mode='w:')
         else:
             # Python 2.5-2.5.1 have a regression that requires a name arg
             self.z = taropen(name='', mode='w|', fileobj=dest)
 
     def addfile(self, name, mode, islink, data):
         i = tarfile.TarInfo(name)
         i.mtime = self.mtime
         i.size = len(data)
         if islink:
             i.type = tarfile.SYMTYPE
             i.mode = 0777
             i.linkname = data
             data = None
             i.size = 0
         else:
             i.mode = mode
             data = cStringIO.StringIO(data)
         self.z.addfile(i, data)
 
     def done(self):
         self.z.close()
 
 class tellable(object):
     '''provide tell method for zipfile.ZipFile when writing to http
     response file object.'''
 
     def __init__(self, fp):
         self.fp = fp
         self.offset = 0
 
     def __getattr__(self, key):
         return getattr(self.fp, key)
 
     def write(self, s):
         self.fp.write(s)
         self.offset += len(s)
 
     def tell(self):
         return self.offset
 
 class zipit(object):
     '''write archive to zip file or stream.  can write uncompressed,
     or compressed with deflate.'''
 
     def __init__(self, dest, mtime, compress=True):
         if not isinstance(dest, str):
             try:
                 dest.tell()
             except (AttributeError, IOError):
                 dest = tellable(dest)
         self.z = zipfile.ZipFile(dest, 'w',
                                  compress and zipfile.ZIP_DEFLATED or
                                  zipfile.ZIP_STORED)
 
         # Python's zipfile module emits deprecation warnings if we try
         # to store files with a date before 1980.
         epoch = 315532800 # calendar.timegm((1980, 1, 1, 0, 0, 0, 1, 1, 0))
         if mtime < epoch:
             mtime = epoch
 
         self.date_time = time.gmtime(mtime)[:6]
 
     def addfile(self, name, mode, islink, data):
         i = zipfile.ZipInfo(name, self.date_time)
         i.compress_type = self.z.compression
         # unzip will not honor unix file modes unless file creator is
         # set to unix (id 3).
         i.create_system = 3
         ftype = stat.S_IFREG
         if islink:
             mode = 0777
             ftype = stat.S_IFLNK
         i.external_attr = (mode | ftype) << 16L
         self.z.writestr(i, data)
 
     def done(self):
         self.z.close()
 
 class fileit(object):
     '''write archive as files in directory.'''
 
     def __init__(self, name, mtime):
         self.basedir = name
         self.opener = util.opener(self.basedir)
 
     def addfile(self, name, mode, islink, data):
         if islink:
             self.opener.symlink(data, name)
             return
         f = self.opener(name, "w", atomictemp=True)
         f.write(data)
         f.rename()
         destfile = os.path.join(self.basedir, name)
         os.chmod(destfile, mode)
 
     def done(self):
         pass
 
 archivers = {
     'files': fileit,
     'tar': tarit,
     'tbz2': lambda name, mtime: tarit(name, mtime, 'bz2'),
     'tgz': lambda name, mtime: tarit(name, mtime, 'gz'),
     'uzip': lambda name, mtime: zipit(name, mtime, False),
     'zip': zipit,
     }
 
 def archive(repo, dest, node, kind, decode=True, matchfn=None,
             prefix=None, mtime=None, subrepos=False):
     '''create archive of repo as it was at node.
 
     dest can be name of directory, name of archive file, or file
     object to write archive to.
 
     kind is type of archive to create.
 
     decode tells whether to put files through decode filters from
     hgrc.
 
     matchfn is function to filter names of files to write to archive.
 
     prefix is name of path to put before every archive member.'''
 
     if kind == 'files':
         if prefix:
             raise util.Abort(_('cannot give prefix when archiving to files'))
     else:
         prefix = tidyprefix(dest, kind, prefix)
 
     def write(name, mode, islink, getdata):
         if matchfn and not matchfn(name):
             return
         data = getdata()
         if decode:
             data = repo.wwritedata(name, data)
         archiver.addfile(prefix + name, mode, islink, data)
 
     if kind not in archivers:
         raise util.Abort(_("unknown archive type '%s'") % kind)
 
     ctx = repo[node]
     archiver = archivers[kind](dest, mtime or ctx.date()[0])
 
     if repo.ui.configbool("ui", "archivemeta", True):
         def metadata():
             base = 'repo: %s\nnode: %s\nbranch: %s\n' % (
                 repo[0].hex(), hex(node), encoding.fromlocal(ctx.branch()))
 
             tags = ''.join('tag: %s\n' % t for t in ctx.tags()
                            if repo.tagtype(t) == 'global')
             if not tags:
                 repo.ui.pushbuffer()
                 opts = {'template': '{latesttag}\n{latesttagdistance}',
                         'style': '', 'patch': None, 'git': None}
                 cmdutil.show_changeset(repo.ui, repo, opts).show(ctx)
                 ltags, dist = repo.ui.popbuffer().split('\n')
                 tags = ''.join('latesttag: %s\n' % t for t in ltags.split(':'))
                 tags += 'latesttagdistance: %s\n' % dist
 
             return base + tags
 
         write('.hg_archival.txt', 0644, False, metadata)
 
     total = len(ctx.manifest())
     repo.ui.progress(_('archiving'), 0, unit=_('files'), total=total)
     for i, f in enumerate(ctx):
         ff = ctx.flags(f)
         write(f, 'x' in ff and 0755 or 0644, 'l' in ff, ctx[f].data)
         repo.ui.progress(_('archiving'), i + 1, item=f,
                          unit=_('files'), total=total)
     repo.ui.progress(_('archiving'), None)
 
     if subrepos:
         for subpath in ctx.substate:
             sub = ctx.sub(subpath)
-            sub.archive(archiver, prefix)
+            sub.archive(repo.ui, archiver, prefix)
 
     archiver.done()

mercurial/subrepo.py

@@ -1,881 +1,895 b''
 # subrepo.py - sub-repository handling for Mercurial
 #
 # Copyright 2009-2010 Matt Mackall <[e-mail]>
 #
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2 or any later version.
 
 import errno, os, re, xml.dom.minidom, shutil, urlparse, posixpath
 import stat, subprocess, tarfile
 from i18n import _
 import config, util, node, error, cmdutil
 hg = None
 
 nullstate = ('', '', 'empty')
 
 def state(ctx, ui):
     """return a state dict, mapping subrepo paths configured in .hgsub
     to tuple: (source from .hgsub, revision from .hgsubstate, kind
     (key in types dict))
     """
     p = config.config()
     def read(f, sections=None, remap=None):
         if f in ctx:
             try:
                 data = ctx[f].data()
             except IOError, err:
                 if err.errno != errno.ENOENT:
                     raise
                 # handle missing subrepo spec files as removed
                 ui.warn(_("warning: subrepo spec file %s not found\n") % f)
                 return
             p.parse(f, data, sections, remap, read)
         else:
             raise util.Abort(_("subrepo spec file %s not found") % f)
 
     if '.hgsub' in ctx:
         read('.hgsub')
 
     for path, src in ui.configitems('subpaths'):
         p.set('subpaths', path, src, ui.configsource('subpaths', path))
 
     rev = {}
     if '.hgsubstate' in ctx:
         try:
             for l in ctx['.hgsubstate'].data().splitlines():
                 revision, path = l.split(" ", 1)
                 rev[path] = revision
         except IOError, err:
             if err.errno != errno.ENOENT:
                 raise
 
     state = {}
     for path, src in p[''].items():
         kind = 'hg'
         if src.startswith('['):
             if ']' not in src:
                 raise util.Abort(_('missing ] in subrepo source'))
             kind, src = src.split(']', 1)
             kind = kind[1:]
 
         for pattern, repl in p.items('subpaths'):
             # Turn r'C:\foo\bar' into r'C:\\foo\\bar' since re.sub
             # does a string decode.
             repl = repl.encode('string-escape')
             # However, we still want to allow back references to go
             # through unharmed, so we turn r'\\1' into r'\1'. Again,
             # extra escapes are needed because re.sub string decodes.
             repl = re.sub(r'\\\\([0-9]+)', r'\\\1', repl)
             try:
                 src = re.sub(pattern, repl, src, 1)
             except re.error, e:
                 raise util.Abort(_("bad subrepository pattern in %s: %s")
                                  % (p.source('subpaths', pattern), e))
 
         state[path] = (src.strip(), rev.get(path, ''), kind)
 
     return state
 
 def writestate(repo, state):
     """rewrite .hgsubstate in (outer) repo with these subrepo states"""
     repo.wwrite('.hgsubstate',
                 ''.join(['%s %s\n' % (state[s][1], s)
                          for s in sorted(state)]), '')
 
 def submerge(repo, wctx, mctx, actx):
     """delegated from merge.applyupdates: merging of .hgsubstate file
     in working context, merging context and ancestor context"""
     if mctx == actx: # backwards?
         actx = wctx.p1()
     s1 = wctx.substate
     s2 = mctx.substate
     sa = actx.substate
     sm = {}
 
     repo.ui.debug("subrepo merge %s %s %s\n" % (wctx, mctx, actx))
 
     def debug(s, msg, r=""):
         if r:
             r = "%s:%s:%s" % r
         repo.ui.debug("  subrepo %s: %s %s\n" % (s, msg, r))
 
     for s, l in s1.items():
         a = sa.get(s, nullstate)
         ld = l # local state with possible dirty flag for compares
         if wctx.sub(s).dirty():
             ld = (l[0], l[1] + "+")
         if wctx == actx: # overwrite
             a = ld
 
         if s in s2:
             r = s2[s]
             if ld == r or r == a: # no change or local is newer
                 sm[s] = l
                 continue
             elif ld == a: # other side changed
                 debug(s, "other changed, get", r)
                 wctx.sub(s).get(r)
                 sm[s] = r
             elif ld[0] != r[0]: # sources differ
                 if repo.ui.promptchoice(
                     _(' subrepository sources for %s differ\n'
                       'use (l)ocal source (%s) or (r)emote source (%s)?')
                       % (s, l[0], r[0]),
                       (_('&Local'), _('&Remote')), 0):
                     debug(s, "prompt changed, get", r)
                     wctx.sub(s).get(r)
                     sm[s] = r
             elif ld[1] == a[1]: # local side is unchanged
                 debug(s, "other side changed, get", r)
                 wctx.sub(s).get(r)
                 sm[s] = r
             else:
                 debug(s, "both sides changed, merge with", r)
                 wctx.sub(s).merge(r)
                 sm[s] = l
         elif ld == a: # remote removed, local unchanged
             debug(s, "remote removed, remove")
             wctx.sub(s).remove()
         else:
             if repo.ui.promptchoice(
                 _(' local changed subrepository %s which remote removed\n'
                   'use (c)hanged version or (d)elete?') % s,
                 (_('&Changed'), _('&Delete')), 0):
                 debug(s, "prompt remove")
                 wctx.sub(s).remove()
 
     for s, r in s2.items():
         if s in s1:
             continue
         elif s not in sa:
             debug(s, "remote added, get", r)
             mctx.sub(s).get(r)
             sm[s] = r
         elif r != sa[s]:
             if repo.ui.promptchoice(
                 _(' remote changed subrepository %s which local removed\n'
                   'use (c)hanged version or (d)elete?') % s,
                 (_('&Changed'), _('&Delete')), 0) == 0:
                 debug(s, "prompt recreate", r)
                 wctx.sub(s).get(r)
                 sm[s] = r
 
     # record merged .hgsubstate
     writestate(repo, sm)
 
 def reporelpath(repo):
     """return path to this (sub)repo as seen from outermost repo"""
     parent = repo
     while hasattr(parent, '_subparent'):
         parent = parent._subparent
     return repo.root[len(parent.root)+1:]
 
 def subrelpath(sub):
     """return path to this subrepo as seen from outermost repo"""
     if not hasattr(sub, '_repo'):
         return sub._path
     return reporelpath(sub._repo)
 
 def _abssource(repo, push=False, abort=True):
     """return pull/push path of repo - either based on parent repo .hgsub info
     or on the top repo config. Abort or return None if no source found."""
     if hasattr(repo, '_subparent'):
         source = repo._subsource
         if source.startswith('/') or '://' in source:
             return source
         parent = _abssource(repo._subparent, push, abort=False)
         if parent:
             if '://' in parent:
                 if parent[-1] == '/':
                     parent = parent[:-1]
                 r = urlparse.urlparse(parent + '/' + source)
                 r = urlparse.urlunparse((r[0], r[1],
                                          posixpath.normpath(r[2]),
                                          r[3], r[4], r[5]))
                 return r
             else: # plain file system path
                 return posixpath.normpath(os.path.join(parent, repo._subsource))
     else: # recursion reached top repo
         if hasattr(repo, '_subtoppath'):
             return repo._subtoppath
         if push and repo.ui.config('paths', 'default-push'):
             return repo.ui.config('paths', 'default-push')
         if repo.ui.config('paths', 'default'):
             return repo.ui.config('paths', 'default')
     if abort:
         raise util.Abort(_("default path for subrepository %s not found") %
             reporelpath(repo))
 
 def itersubrepos(ctx1, ctx2):
     """find subrepos in ctx1 or ctx2"""
     # Create a (subpath, ctx) mapping where we prefer subpaths from
     # ctx1. The subpaths from ctx2 are important when the .hgsub file
     # has been modified (in ctx2) but not yet committed (in ctx1).
     subpaths = dict.fromkeys(ctx2.substate, ctx2)
     subpaths.update(dict.fromkeys(ctx1.substate, ctx1))
     for subpath, ctx in sorted(subpaths.iteritems()):
         yield subpath, ctx.sub(subpath)
 
 def subrepo(ctx, path):
     """return instance of the right subrepo class for subrepo in path"""
     # subrepo inherently violates our import layering rules
     # because it wants to make repo objects from deep inside the stack
     # so we manually delay the circular imports to not break
     # scripts that don't use our demand-loading
     global hg
     import hg as h
     hg = h
 
     util.path_auditor(ctx._repo.root)(path)
     state = ctx.substate.get(path, nullstate)
     if state[2] not in types:
         raise util.Abort(_('unknown subrepo type %s') % state[2])
     return types[state[2]](ctx, path, state[:2])
 
 # subrepo classes need to implement the following abstract class:
 
 class abstractsubrepo(object):
 
     def dirty(self):
         """returns true if the dirstate of the subrepo does not match
         current stored state
         """
         raise NotImplementedError
 
     def checknested(self, path):
         """check if path is a subrepository within this repository"""
         return False
 
     def commit(self, text, user, date):
         """commit the current changes to the subrepo with the given
         log message. Use given user and date if possible. Return the
         new state of the subrepo.
         """
         raise NotImplementedError
 
     def remove(self):
         """remove the subrepo
 
         (should verify the dirstate is not dirty first)
         """
         raise NotImplementedError
 
     def get(self, state):
         """run whatever commands are needed to put the subrepo into
         this state
         """
         raise NotImplementedError
 
     def merge(self, state):
         """merge currently-saved state with the new state."""
         raise NotImplementedError
 
     def push(self, force):
         """perform whatever action is analogous to 'hg push'
 
         This may be a no-op on some systems.
         """
         raise NotImplementedError
 
     def add(self, ui, match, dryrun, prefix):
         return []
 
     def status(self, rev2, **opts):
         return [], [], [], [], [], [], []
 
     def diff(self, diffopts, node2, match, prefix, **opts):
         pass
 
     def outgoing(self, ui, dest, opts):
         return 1
 
     def incoming(self, ui, source, opts):
         return 1
 
     def files(self):
         """return filename iterator"""
         raise NotImplementedError
 
     def filedata(self, name):
         """return file data"""
         raise NotImplementedError
 
     def fileflags(self, name):
         """return file flags"""
         return ''
 
-    def archive(self, archiver, prefix):
-        for name in self.files():
+    def archive(self, ui, archiver, prefix):
+        files = self.files()
+        total = len(files)
+        relpath = subrelpath(self)
+        ui.progress(_('archiving (%s)') % relpath, 0,
+                    unit=_('files'), total=total)
+        for i, name in enumerate(files):
             flags = self.fileflags(name)
             mode = 'x' in flags and 0755 or 0644
             symlink = 'l' in flags
             archiver.addfile(os.path.join(prefix, self._path, name),
                              mode, symlink, self.filedata(name))
+            ui.progress(_('archiving (%s)') % relpath, i + 1,
+                        unit=_('files'), total=total)
+        ui.progress(_('archiving (%s)') % relpath, None)
 
 
 class hgsubrepo(abstractsubrepo):
     def __init__(self, ctx, path, state):
         self._path = path
         self._state = state
         r = ctx._repo
         root = r.wjoin(path)
         create = False
         if not os.path.exists(os.path.join(root, '.hg')):
             create = True
             util.makedirs(root)
         self._repo = hg.repository(r.ui, root, create=create)
         self._repo._subparent = r
         self._repo._subsource = state[0]
 
         if create:
             fp = self._repo.opener("hgrc", "w", text=True)
             fp.write('[paths]\n')
 
             def addpathconfig(key, value):
                 if value:
                     fp.write('%s = %s\n' % (key, value))
                     self._repo.ui.setconfig('paths', key, value)
 
             defpath = _abssource(self._repo, abort=False)
             defpushpath = _abssource(self._repo, True, abort=False)
             addpathconfig('default', defpath)
             if defpath != defpushpath:
                 addpathconfig('default-push', defpushpath)
             fp.close()
 
     def add(self, ui, match, dryrun, prefix):
         return cmdutil.add(ui, self._repo, match, dryrun, True,
                            os.path.join(prefix, self._path))
 
     def status(self, rev2, **opts):
         try:
             rev1 = self._state[1]
             ctx1 = self._repo[rev1]
             ctx2 = self._repo[rev2]
             return self._repo.status(ctx1, ctx2, **opts)
         except error.RepoLookupError, inst:
             self._repo.ui.warn(_('warning: error "%s" in subrepository "%s"\n')
                                % (inst, subrelpath(self)))
             return [], [], [], [], [], [], []
 
     def diff(self, diffopts, node2, match, prefix, **opts):
         try:
             node1 = node.bin(self._state[1])
             # We currently expect node2 to come from substate and be
             # in hex format
             if node2 is not None:
                 node2 = node.bin(node2)
             cmdutil.diffordiffstat(self._repo.ui, self._repo, diffopts,
                                    node1, node2, match,
                                    prefix=os.path.join(prefix, self._path),
                                    listsubrepos=True, **opts)
         except error.RepoLookupError, inst:
             self._repo.ui.warn(_('warning: error "%s" in subrepository "%s"\n')
                                % (inst, subrelpath(self)))
 
-    def archive(self, archiver, prefix):
-        abstractsubrepo.archive(self, archiver, prefix)
+    def archive(self, ui, archiver, prefix):
+        abstractsubrepo.archive(self, ui, archiver, prefix)
 
         rev = self._state[1]
         ctx = self._repo[rev]
         for subpath in ctx.substate:
             s = subrepo(ctx, subpath)
-            s.archive(archiver, os.path.join(prefix, self._path))
+            s.archive(ui, archiver, os.path.join(prefix, self._path))
 
     def dirty(self):
         r = self._state[1]
         if r == '':
             return True
         w = self._repo[None]
         if w.p1() != self._repo[r]: # version checked out change
             return True
         return w.dirty() # working directory changed
 
     def checknested(self, path):
         return self._repo._checknested(self._repo.wjoin(path))
 
     def commit(self, text, user, date):
         self._repo.ui.debug("committing subrepo %s\n" % subrelpath(self))
         n = self._repo.commit(text, user, date)
         if not n:
             return self._repo['.'].hex() # different version checked out
         return node.hex(n)
 
     def remove(self):
         # we can't fully delete the repository as it may contain
         # local-only history
         self._repo.ui.note(_('removing subrepo %s\n') % subrelpath(self))
         hg.clean(self._repo, node.nullid, False)
 
     def _get(self, state):
         source, revision, kind = state
         try:
             self._repo.lookup(revision)
         except error.RepoError:
             self._repo._subsource = source
             srcurl = _abssource(self._repo)
             self._repo.ui.status(_('pulling subrepo %s from %s\n')
                                  % (subrelpath(self), srcurl))
             other = hg.repository(self._repo.ui, srcurl)
             self._repo.pull(other)
 
     def get(self, state):
         self._get(state)
         source, revision, kind = state
         self._repo.ui.debug("getting subrepo %s\n" % self._path)
         hg.clean(self._repo, revision, False)
 
     def merge(self, state):
         self._get(state)
         cur = self._repo['.']
         dst = self._repo[state[1]]
         anc = dst.ancestor(cur)
         if anc == cur:
             self._repo.ui.debug("updating subrepo %s\n" % subrelpath(self))
             hg.update(self._repo, state[1])
         elif anc == dst:
             self._repo.ui.debug("skipping subrepo %s\n" % subrelpath(self))
         else:
             self._repo.ui.debug("merging subrepo %s\n" % subrelpath(self))
             hg.merge(self._repo, state[1], remind=False)
 
     def push(self, force):
         # push subrepos depth-first for coherent ordering
         c = self._repo['']
         subs = c.substate # only repos that are committed
         for s in sorted(subs):
             if not c.sub(s).push(force):
                 return False
 
         dsturl = _abssource(self._repo, True)
         self._repo.ui.status(_('pushing subrepo %s to %s\n') %
             (subrelpath(self), dsturl))
         other = hg.repository(self._repo.ui, dsturl)
         return self._repo.push(other, force)
 
     def outgoing(self, ui, dest, opts):
         return hg.outgoing(ui, self._repo, _abssource(self._repo, True), opts)
 
     def incoming(self, ui, source, opts):
         return hg.incoming(ui, self._repo, _abssource(self._repo, False), opts)
 
     def files(self):
         rev = self._state[1]
         ctx = self._repo[rev]
         return ctx.manifest()
 
     def filedata(self, name):
         rev = self._state[1]
         return self._repo[rev][name].data()
 
     def fileflags(self, name):
         rev = self._state[1]
         ctx = self._repo[rev]
         return ctx.flags(name)
 
 
 class svnsubrepo(abstractsubrepo):
     def __init__(self, ctx, path, state):
         self._path = path
         self._state = state
         self._ctx = ctx
         self._ui = ctx._repo.ui
 
     def _svncommand(self, commands, filename=''):
         path = os.path.join(self._ctx._repo.origroot, self._path, filename)
         cmd = ['svn'] + commands + [path]
         env = dict(os.environ)
         # Avoid localized output, preserve current locale for everything else.
         env['LC_MESSAGES'] = 'C'
         p = subprocess.Popen(cmd, bufsize=-1, close_fds=util.closefds,
                              stdout=subprocess.PIPE, stderr=subprocess.PIPE,
                              universal_newlines=True, env=env)
         stdout, stderr = p.communicate()
         stderr = stderr.strip()
         if stderr:
             raise util.Abort(stderr)
         return stdout
 
     def _wcrev(self):
         output = self._svncommand(['info', '--xml'])
         doc = xml.dom.minidom.parseString(output)
         entries = doc.getElementsByTagName('entry')
         if not entries:
             return '0'
         return str(entries[0].getAttribute('revision')) or '0'
 
     def _wcchanged(self):
         """Return (changes, extchanges) where changes is True
         if the working directory was changed, and extchanges is
         True if any of these changes concern an external entry.
         """
         output = self._svncommand(['status', '--xml'])
         externals, changes = [], []
         doc = xml.dom.minidom.parseString(output)
         for e in doc.getElementsByTagName('entry'):
             s = e.getElementsByTagName('wc-status')
             if not s:
                 continue
             item = s[0].getAttribute('item')
             props = s[0].getAttribute('props')
             path = e.getAttribute('path')
             if item == 'external':
                 externals.append(path)
             if (item not in ('', 'normal', 'unversioned', 'external')
                 or props not in ('', 'none')):
                 changes.append(path)
         for path in changes:
             for ext in externals:
                 if path == ext or path.startswith(ext + os.sep):
                     return True, True
         return bool(changes), False
 
     def dirty(self):
         if self._wcrev() == self._state[1] and not self._wcchanged()[0]:
             return False
         return True
 
     def commit(self, text, user, date):
         # user and date are out of our hands since svn is centralized
         changed, extchanged = self._wcchanged()
         if not changed:
             return self._wcrev()
         if extchanged:
             # Do not try to commit externals
             raise util.Abort(_('cannot commit svn externals'))
         commitinfo = self._svncommand(['commit', '-m', text])
         self._ui.status(commitinfo)
         newrev = re.search('Committed revision ([0-9]+).', commitinfo)
         if not newrev:
             raise util.Abort(commitinfo.splitlines()[-1])
         newrev = newrev.groups()[0]
         self._ui.status(self._svncommand(['update', '-r', newrev]))
         return newrev
 
     def remove(self):
         if self.dirty():
             self._ui.warn(_('not removing repo %s because '
                             'it has changes.\n' % self._path))
             return
         self._ui.note(_('removing subrepo %s\n') % self._path)
 
         def onerror(function, path, excinfo):
             if function is not os.remove:
                 raise
             # read-only files cannot be unlinked under Windows
             s = os.stat(path)
             if (s.st_mode & stat.S_IWRITE) != 0:
                 raise
             os.chmod(path, stat.S_IMODE(s.st_mode) | stat.S_IWRITE)
             os.remove(path)
 
         path = self._ctx._repo.wjoin(self._path)
         shutil.rmtree(path, onerror=onerror)
         try:
             os.removedirs(os.path.dirname(path))
         except OSError:
             pass
 
     def get(self, state):
         status = self._svncommand(['checkout', state[0], '--revision', state[1]])
         if not re.search('Checked out revision [0-9]+.', status):
             raise util.Abort(status.splitlines()[-1])
         self._ui.status(status)
 
     def merge(self, state):
         old = int(self._state[1])
         new = int(state[1])
         if new > old:
             self.get(state)
 
     def push(self, force):
         # push is a no-op for SVN
         return True
 
     def files(self):
         output = self._svncommand(['list'])
         # This works because svn forbids \n in filenames.
         return output.splitlines()
 
     def filedata(self, name):
         return self._svncommand(['cat'], name)
 
 
 class gitsubrepo(abstractsubrepo):
     def __init__(self, ctx, path, state):
         # TODO add git version check.
         self._state = state
         self._ctx = ctx
         self._relpath = path
         self._path = ctx._repo.wjoin(path)
         self._ui = ctx._repo.ui
 
     def _gitcommand(self, commands, env=None, stream=False):
         return self._gitdir(commands, env=env, stream=stream)[0]
 
     def _gitdir(self, commands, env=None, stream=False):
         return self._gitnodir(commands, env=env, stream=stream, cwd=self._path)
 
     def _gitnodir(self, commands, env=None, stream=False, cwd=None):
         """Calls the git command
 
         The methods tries to call the git command. versions previor to 1.6.0
         are not supported and very probably fail.
         """
         self._ui.debug('%s: git %s\n' % (self._relpath, ' '.join(commands)))
         # unless ui.quiet is set, print git's stderr,
         # which is mostly progress and useful info
         errpipe = None
         if self._ui.quiet:
             errpipe = open(os.devnull, 'w')
         p = subprocess.Popen(['git'] + commands, bufsize=-1, cwd=cwd, env=env,
                              close_fds=util.closefds,
                              stdout=subprocess.PIPE, stderr=errpipe)
         if stream:
             return p.stdout, None
 
         retdata = p.stdout.read().strip()
         # wait for the child to exit to avoid race condition.
         p.wait()
 
         if p.returncode != 0 and p.returncode != 1:
             # there are certain error codes that are ok
             command = commands[0]
             if command == 'cat-file':
                 return retdata, p.returncode
             # for all others, abort
             raise util.Abort('git %s error %d in %s' %
                              (command, p.returncode, self._relpath))
 
         return retdata, p.returncode
 
     def _gitstate(self):
         return self._gitcommand(['rev-parse', 'HEAD'])
 
     def _githavelocally(self, revision):
         out, code = self._gitdir(['cat-file', '-e', revision])
         return code == 0
 
     def _gitisancestor(self, r1, r2):
         base = self._gitcommand(['merge-base', r1, r2])
         return base == r1
 
     def _gitbranchmap(self):
         '''returns 3 things:
         the current branch,
         a map from git branch to revision
         a map from revision to branches'''
         branch2rev = {}
         rev2branch = {}
         current = None
         out = self._gitcommand(['branch', '-a', '--no-color',
                                 '--verbose', '--no-abbrev'])
         for line in out.split('\n'):
             if line[2:].startswith('(no branch)'):
                 continue
             branch, revision = line[2:].split()[:2]
             if revision == '->' or branch.endswith('/HEAD'):
                 continue # ignore remote/HEAD redirects
             if '/' in branch and not branch.startswith('remotes/'):
                 # old git compatability
                 branch = 'remotes/' + branch
             if line[0] == '*':
                 current = branch
             branch2rev[branch] = revision
             rev2branch.setdefault(revision, []).append(branch)
         return current, branch2rev, rev2branch
 
     def _gittracking(self, branches):
         'return map of remote branch to local tracking branch'
         # assumes no more than one local tracking branch for each remote
         tracking = {}
         for b in branches:
             if b.startswith('remotes/'):
                 continue
             remote = self._gitcommand(['config', 'branch.%s.remote' % b])
             if remote:
                 ref = self._gitcommand(['config', 'branch.%s.merge' % b])
                 tracking['remotes/%s/%s' % (remote, ref.split('/')[-1])] = b
         return tracking
 
     def _fetch(self, source, revision):
         if not os.path.exists('%s/.git' % self._path):
             self._ui.status(_('cloning subrepo %s\n') % self._relpath)
             self._gitnodir(['clone', source, self._path])
         if self._githavelocally(revision):
             return
         self._ui.status(_('pulling subrepo %s\n') % self._relpath)
         # first try from origin
         self._gitcommand(['fetch'])
         if self._githavelocally(revision):
             return
         # then try from known subrepo source
         self._gitcommand(['fetch', source])
         if not self._githavelocally(revision):
             raise util.Abort(_("revision %s does not exist in subrepo %s\n") %
                                (revision, self._path))
 
     def dirty(self):
         if self._state[1] != self._gitstate(): # version checked out changed?
             return True
         # check for staged changes or modified files; ignore untracked files
         status = self._gitcommand(['status'])
         return ('\n# Changed but not updated:' in status or
                 '\n# Changes to be committed:' in status)
 
     def get(self, state):
         source, revision, kind = state
         self._fetch(source, revision)
         # if the repo was set to be bare, unbare it
         if self._gitcommand(['config', '--bool', 'core.bare']) == 'true':
             self._gitcommand(['config', 'core.bare', 'false'])
             if self._gitstate() == revision:
                 self._gitcommand(['reset', '--hard', 'HEAD'])
                 return
         elif self._gitstate() == revision:
             return
         current, branch2rev, rev2branch = self._gitbranchmap()
 
         def rawcheckout():
             # no branch to checkout, check it out with no branch
             self._ui.warn(_('checking out detached HEAD in subrepo %s\n') %
                           self._relpath)
             self._ui.warn(_('check out a git branch if you intend '
                             'to make changes\n'))
             self._gitcommand(['checkout', '-q', revision])
 
         if revision not in rev2branch:
             rawcheckout()
             return
         branches = rev2branch[revision]
         firstlocalbranch = None
         for b in branches:
             if b == 'master':
                 # master trumps all other branches
                 self._gitcommand(['checkout', 'master'])
                 return
             if not firstlocalbranch and not b.startswith('remotes/'):
                 firstlocalbranch = b
         if firstlocalbranch:
             self._gitcommand(['checkout', firstlocalbranch])
             return
 
         tracking = self._gittracking(branch2rev.keys())
         # choose a remote branch already tracked if possible
         remote = branches[0]
         if remote not in tracking:
             for b in branches:
                 if b in tracking:
                     remote = b
                     break
 
         if remote not in tracking:
             # create a new local tracking branch
             local = remote.split('/')[-1]
             self._gitcommand(['checkout', '-b', local, remote])
         elif self._gitisancestor(branch2rev[tracking[remote]], remote):
             # When updating to a tracked remote branch,
             # if the local tracking branch is downstream of it,
             # a normal `git pull` would have performed a "fast-forward merge"
             # which is equivalent to updating the local branch to the remote.
             # Since we are only looking at branching at update, we need to
             # detect this situation and perform this action lazily.
             if tracking[remote] != current:
                 self._gitcommand(['checkout', tracking[remote]])
             self._gitcommand(['merge', '--ff', remote])
         else:
             # a real merge would be required, just checkout the revision
             rawcheckout()
 
     def commit(self, text, user, date):
         cmd = ['commit', '-a', '-m', text]
         env = os.environ.copy()
         if user:
             cmd += ['--author', user]
         if date:
             # git's date parser silently ignores when seconds < 1e9
             # convert to ISO8601
             env['GIT_AUTHOR_DATE'] = util.datestr(date,
                                                   '%Y-%m-%dT%H:%M:%S %1%2')
         self._gitcommand(cmd, env=env)
         # make sure commit works otherwise HEAD might not exist under certain
         # circumstances
         return self._gitstate()
 
     def merge(self, state):
         source, revision, kind = state
         self._fetch(source, revision)
         base = self._gitcommand(['merge-base', revision, self._state[1]])
         if base == revision:
             self.get(state) # fast forward merge
         elif base != self._state[1]:
             self._gitcommand(['merge', '--no-commit', revision])
 
     def push(self, force):
         # if a branch in origin contains the revision, nothing to do
         current, branch2rev, rev2branch = self._gitbranchmap()
         if self._state[1] in rev2branch:
             for b in rev2branch[self._state[1]]:
                 if b.startswith('remotes/origin/'):
                     return True
         for b, revision in branch2rev.iteritems():
             if b.startswith('remotes/origin/'):
                 if self._gitisancestor(self._state[1], revision):
                     return True
         # otherwise, try to push the currently checked out branch
         cmd = ['push']
         if force:
             cmd.append('--force')
         if current:
             # determine if the current branch is even useful
             if not self._gitisancestor(self._state[1], current):
                 self._ui.warn(_('unrelated git branch checked out '
                                 'in subrepo %s\n') % self._relpath)
                 return False
             self._ui.status(_('pushing branch %s of subrepo %s\n') %
                             (current, self._relpath))
             self._gitcommand(cmd + ['origin', current])
             return True
         else:
             self._ui.warn(_('no branch checked out in subrepo %s\n'
                             'cannot push revision %s') %
                           (self._relpath, self._state[1]))
             return False
 
     def remove(self):
         if self.dirty():
             self._ui.warn(_('not removing repo %s because '
                             'it has changes.\n') % self._path)
             return
         # we can't fully delete the repository as it may contain
         # local-only history
         self._ui.note(_('removing subrepo %s\n') % self._path)
         self._gitcommand(['config', 'core.bare', 'true'])
         for f in os.listdir(self._path):
             if f == '.git':
                 continue
             path = os.path.join(self._path, f)
             if os.path.isdir(path) and not os.path.islink(path):
                 shutil.rmtree(path)
             else:
                 os.remove(path)
 
-    def archive(self, archiver, prefix):
+    def archive(self, ui, archiver, prefix):
         source, revision = self._state
         self._fetch(source, revision)
 
         # Parse git's native archive command.
         # This should be much faster than manually traversing the trees
         # and objects with many subprocess calls.
         tarstream = self._gitcommand(['archive', revision], stream=True)
         tar = tarfile.open(fileobj=tarstream, mode='r|')
-        for info in tar:
+        relpath = subrelpath(self)
+        ui.progress(_('archiving (%s)') % relpath, 0, unit=_('files'))
+        for i, info in enumerate(tar):
             archiver.addfile(os.path.join(prefix, self._relpath, info.name),
                              info.mode, info.issym(),
                              tar.extractfile(info).read())
+            ui.progress(_('archiving (%s)') % relpath, i + 1,
+                        unit=_('files'))
+        ui.progress(_('archiving (%s)') % relpath, None)
+
 
 types = {
     'hg': hgsubrepo,
     'svn': svnsubrepo,
     'git': gitsubrepo,
     }

tests/test-subrepo-recursion.t

@@ -1,348 +1,414 b''
 Create test repository:
 
   $ hg init repo
   $ cd repo
   $ echo x1 > x.txt
 
   $ hg init foo
   $ cd foo
   $ echo y1 > y.txt
 
   $ hg init bar
   $ cd bar
   $ echo z1 > z.txt
 
   $ cd ..
   $ echo 'bar = bar' > .hgsub
 
   $ cd ..
   $ echo 'foo = foo' > .hgsub
 
 Add files --- .hgsub files must go first to trigger subrepos:
 
   $ hg add -S .hgsub
   $ hg add -S foo/.hgsub
   $ hg add -S foo/bar
   adding foo/bar/z.txt
   $ hg add -S
   adding x.txt
   adding foo/y.txt
 
 Test recursive status without committing anything:
 
   $ hg status -S
   A .hgsub
   A foo/.hgsub
   A foo/bar/z.txt
   A foo/y.txt
   A x.txt
 
 Test recursive diff without committing anything:
 
   $ hg diff --nodates -S foo
   diff -r 000000000000 foo/.hgsub
   --- /dev/null
   +++ b/foo/.hgsub
   @@ -0,0 +1,1 @@
   +bar = bar
   diff -r 000000000000 foo/y.txt
   --- /dev/null
   +++ b/foo/y.txt
   @@ -0,0 +1,1 @@
   +y1
   diff -r 000000000000 foo/bar/z.txt
   --- /dev/null
   +++ b/foo/bar/z.txt
   @@ -0,0 +1,1 @@
   +z1
 
 Commits:
 
   $ hg commit -m 0-0-0
   committing subrepository foo
   committing subrepository foo/bar
 
   $ cd foo
   $ echo y2 >> y.txt
   $ hg commit -m 0-1-0
 
   $ cd bar
   $ echo z2 >> z.txt
   $ hg commit -m 0-1-1
 
   $ cd ..
   $ hg commit -m 0-2-1
   committing subrepository bar
 
   $ cd ..
   $ hg commit -m 1-2-1
   committing subrepository foo
 
 Change working directory:
 
   $ echo y3 >> foo/y.txt
   $ echo z3 >> foo/bar/z.txt
   $ hg status -S
   M foo/bar/z.txt
   M foo/y.txt
   $ hg diff --nodates -S
   diff -r d254738c5f5e foo/y.txt
   --- a/foo/y.txt
   +++ b/foo/y.txt
   @@ -1,2 +1,3 @@
    y1
    y2
   +y3
   diff -r 9647f22de499 foo/bar/z.txt
   --- a/foo/bar/z.txt
   +++ b/foo/bar/z.txt
   @@ -1,2 +1,3 @@
    z1
    z2
   +z3
 
 Status call crossing repository boundaries:
 
   $ hg status -S foo/bar/z.txt
   M foo/bar/z.txt
   $ hg status -S -I 'foo/?.txt'
   M foo/y.txt
   $ hg status -S -I '**/?.txt'
   M foo/bar/z.txt
   M foo/y.txt
   $ hg diff --nodates -S -I '**/?.txt'
   diff -r d254738c5f5e foo/y.txt
   --- a/foo/y.txt
   +++ b/foo/y.txt
   @@ -1,2 +1,3 @@
    y1
    y2
   +y3
   diff -r 9647f22de499 foo/bar/z.txt
   --- a/foo/bar/z.txt
   +++ b/foo/bar/z.txt
   @@ -1,2 +1,3 @@
    z1
    z2
   +z3
 
 Status from within a subdirectory:
 
   $ mkdir dir
   $ cd dir
   $ echo a1 > a.txt
   $ hg status -S
   M foo/bar/z.txt
   M foo/y.txt
   ? dir/a.txt
   $ hg diff --nodates -S
   diff -r d254738c5f5e foo/y.txt
   --- a/foo/y.txt
   +++ b/foo/y.txt
   @@ -1,2 +1,3 @@
    y1
    y2
   +y3
   diff -r 9647f22de499 foo/bar/z.txt
   --- a/foo/bar/z.txt
   +++ b/foo/bar/z.txt
   @@ -1,2 +1,3 @@
    z1
    z2
   +z3
 
 Status with relative path:
 
   $ hg status -S ..
   M ../foo/bar/z.txt
   M ../foo/y.txt
   ? a.txt
   $ hg diff --nodates -S ..
   diff -r d254738c5f5e foo/y.txt
   --- a/foo/y.txt
   +++ b/foo/y.txt
   @@ -1,2 +1,3 @@
    y1
    y2
   +y3
   diff -r 9647f22de499 foo/bar/z.txt
   --- a/foo/bar/z.txt
   +++ b/foo/bar/z.txt
   @@ -1,2 +1,3 @@
    z1
    z2
   +z3
   $ cd ..
 
 Cleanup and final commit:
 
   $ rm -r dir
   $ hg commit -m 2-3-2
   committing subrepository foo
   committing subrepository foo/bar
 
 Log with the relationships between repo and its subrepo:
 
   $ hg log --template '{rev}:{node|short} {desc}\n'
   2:1326fa26d0c0 2-3-2
   1:4b3c9ff4f66b 1-2-1
   0:23376cbba0d8 0-0-0
 
   $ hg -R foo log --template '{rev}:{node|short} {desc}\n'
   3:65903cebad86 2-3-2
   2:d254738c5f5e 0-2-1
   1:8629ce7dcc39 0-1-0
   0:af048e97ade2 0-0-0
 
   $ hg -R foo/bar log --template '{rev}:{node|short} {desc}\n'
   2:31ecbdafd357 2-3-2
   1:9647f22de499 0-1-1
   0:4904098473f9 0-0-0
 
 Status between revisions:
 
   $ hg status -S
   $ hg status -S --rev 0:1
   M .hgsubstate
   M foo/.hgsubstate
   M foo/bar/z.txt
   M foo/y.txt
   $ hg diff --nodates -S -I '**/?.txt' --rev 0:1
   diff -r af048e97ade2 -r d254738c5f5e foo/y.txt
   --- a/foo/y.txt
   +++ b/foo/y.txt
   @@ -1,1 +1,2 @@
    y1
   +y2
   diff -r 4904098473f9 -r 9647f22de499 foo/bar/z.txt
   --- a/foo/bar/z.txt
   +++ b/foo/bar/z.txt
   @@ -1,1 +1,2 @@
    z1
   +z2
 
-Test archiving to a directory tree:
+Enable progress extension for archive tests:
+
+  $ cp $HGRCPATH $HGRCPATH.no-progress
+  $ cat >> $HGRCPATH <<EOF
+  > [extensions]
+  > progress =
+  > [progress]
+  > assume-tty = 1
+  > delay = 0
+  > refresh = 0
+  > width = 60
+  > EOF
+
+Test archiving to a directory tree (the doubled lines in the output
+only show up in the test output, not in real usage):
 
-  $ hg archive --subrepos ../archive
+  $ hg archive --subrepos ../archive 2>&1 | $TESTDIR/filtercr.py
+  
+  archiving [                                           ] 0/3
+  archiving [                                           ] 0/3
+  archiving [=============>                             ] 1/3
+  archiving [=============>                             ] 1/3
+  archiving [===========================>               ] 2/3
+  archiving [===========================>               ] 2/3
+  archiving [==========================================>] 3/3
+  archiving [==========================================>] 3/3
+                                                              
+  archiving (foo) [                                     ] 0/3
+  archiving (foo) [                                     ] 0/3
+  archiving (foo) [===========>                         ] 1/3
+  archiving (foo) [===========>                         ] 1/3
+  archiving (foo) [=======================>             ] 2/3
+  archiving (foo) [=======================>             ] 2/3
+  archiving (foo) [====================================>] 3/3
+  archiving (foo) [====================================>] 3/3
+                                                              
+  archiving (foo/bar) [                                 ] 0/1
+  archiving (foo/bar) [                                 ] 0/1
+  archiving (foo/bar) [================================>] 1/1
+  archiving (foo/bar) [================================>] 1/1
+                                                              \r (esc)
   $ find ../archive | sort
   ../archive
   ../archive/.hg_archival.txt
   ../archive/.hgsub
   ../archive/.hgsubstate
   ../archive/foo
   ../archive/foo/.hgsub
   ../archive/foo/.hgsubstate
   ../archive/foo/bar
   ../archive/foo/bar/z.txt
   ../archive/foo/y.txt
   ../archive/x.txt
 
 Test archiving to zip file (unzip output is unstable):
 
-  $ hg archive --subrepos ../archive.zip
+  $ hg archive --subrepos ../archive.zip 2>&1 | $TESTDIR/filtercr.py
+  
+  archiving [                                           ] 0/3
+  archiving [                                           ] 0/3
+  archiving [=============>                             ] 1/3
+  archiving [=============>                             ] 1/3
+  archiving [===========================>               ] 2/3
+  archiving [===========================>               ] 2/3
+  archiving [==========================================>] 3/3
+  archiving [==========================================>] 3/3
+                                                              
+  archiving (foo) [                                     ] 0/3
+  archiving (foo) [                                     ] 0/3
+  archiving (foo) [===========>                         ] 1/3
+  archiving (foo) [===========>                         ] 1/3
+  archiving (foo) [=======================>             ] 2/3
+  archiving (foo) [=======================>             ] 2/3
+  archiving (foo) [====================================>] 3/3
+  archiving (foo) [====================================>] 3/3
+                                                              
+  archiving (foo/bar) [                                 ] 0/1
+  archiving (foo/bar) [                                 ] 0/1
+  archiving (foo/bar) [================================>] 1/1
+  archiving (foo/bar) [================================>] 1/1
+                                                              \r (esc)
+
+Disable progress extension and cleanup:
+
+  $ mv $HGRCPATH.no-progress $HGRCPATH
 
 Clone and test outgoing:
 
   $ cd ..
   $ hg clone repo repo2
   updating to branch default
   pulling subrepo foo from $TESTTMP/repo/foo
   requesting all changes
   adding changesets
   adding manifests
   adding file changes
   added 4 changesets with 7 changes to 3 files
   pulling subrepo foo/bar from $TESTTMP/repo/foo/bar
   requesting all changes
   adding changesets
   adding manifests
   adding file changes
   added 3 changesets with 3 changes to 1 files
   3 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ cd repo2
   $ hg outgoing -S
   comparing with $TESTTMP/repo
   searching for changes
   no changes found
   comparing with $TESTTMP/repo/foo
   searching for changes
   no changes found
   comparing with $TESTTMP/repo/foo/bar
   searching for changes
   no changes found
   [1]
 
 Make nested change:
 
   $ echo y4 >> foo/y.txt
   $ hg diff --nodates -S
   diff -r 65903cebad86 foo/y.txt
   --- a/foo/y.txt
   +++ b/foo/y.txt
   @@ -1,3 +1,4 @@
    y1
    y2
    y3
   +y4
   $ hg commit -m 3-4-2
   committing subrepository foo
   $ hg outgoing -S
   comparing with $TESTTMP/repo
   searching for changes
   changeset:   3:2655b8ecc4ee
   tag:         tip
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     3-4-2
   
   comparing with $TESTTMP/repo/foo
   searching for changes
   changeset:   4:e96193d6cb36
   tag:         tip
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     3-4-2
   
   comparing with $TESTTMP/repo/foo/bar
   searching for changes
   no changes found
 
 
 Switch to original repo and setup default path:
 
   $ cd ../repo
   $ echo '[paths]' >> .hg/hgrc
   $ echo 'default = ../repo2' >> .hg/hgrc
 
 Test incoming:
 
   $ hg incoming -S
   comparing with $TESTTMP/repo2
   searching for changes
   changeset:   3:2655b8ecc4ee
   tag:         tip
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     3-4-2
   
   comparing with $TESTTMP/repo2/foo
   searching for changes
   changeset:   4:e96193d6cb36
   tag:         tip
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     3-4-2
   
   comparing with $TESTTMP/repo2/foo/bar
   searching for changes
   no changes found
 
   $ hg incoming -S --bundle incoming.hg
   abort: cannot combine --bundle and --subrepos
   [255]
 
 Test missing subrepo:
 
   $ rm -r foo
   $ hg status -S
   warning: error "unknown revision '65903cebad86f1a84bd4f1134f62fa7dcb7a1c98'" in subrepository "foo"