def scmutiladdremove(orig, repo, pats=[], opts={}, dry_run=None,
                     similarity=None):
    if not lfutil.islfilesrepo(repo):
        return orig(repo, pats, opts, dry_run, similarity)
    # Get the list of missing largefiles so we can remove them
    lfdirstate = lfutil.openlfdirstate(repo.ui, repo)
    s = lfdirstate.status(match_.always(repo.root, repo.getcwd()), [], False,
        False, False)
    (unsure, modified, added, removed, missing, unknown, ignored, clean) = s

    # Call into the normal remove code, but the removing of the standin, we want
    # to have handled by original addremove.  Monkey patching here makes sure
    # we don't remove the standin in the largefiles code, preventing a very
    # confused state later.
    if missing:
        m = [repo.wjoin(f) for f in missing]
        repo._isaddremove = True
        removelargefiles(repo.ui, repo, *m, **opts)
        repo._isaddremove = False
    # Call into the normal add code, and any files that *should* be added as
    # largefiles will be
    addlargefiles(repo.ui, repo, *pats, **opts)
    # Now that we've handled largefiles, hand off to the original addremove
    # function to take care of the rest.  Make sure it doesn't do anything with
    # largefiles by installing a matcher that will ignore them.
    installnormalfilesmatchfn(repo[None].manifest())
    result = orig(repo, pats, opts, dry_run, similarity)
    restorematchfn()
    return result

def overrideupdate(orig, ui, repo, *pats, **opts):
    lfdirstate = lfutil.openlfdirstate(ui, repo)
    s = lfdirstate.status(match_.always(repo.root, repo.getcwd()), [], False,
        False, False)
    (unsure, modified, added, removed, missing, unknown, ignored, clean) = s

    # Need to lock between the standins getting updated and their
    # largefiles getting updated
    wlock = repo.wlock()
    try:
        if opts['check']:
            mod = len(modified) > 0
            for lfile in unsure:
                standin = lfutil.standin(lfile)
                if repo['.'][standin].data().strip() != \
                        lfutil.hashfile(repo.wjoin(lfile)):
                    mod = True
                else:
                    lfdirstate.normal(lfile)
            lfdirstate.write()
            if mod:
                raise util.Abort(_('uncommitted changes'))
        # XXX handle removed differently
        if not opts['clean']:
            for lfile in unsure + modified + added:
                lfutil.updatestandin(repo, lfutil.standin(lfile))
    finally:
        wlock.release()
    return orig(ui, repo, *pats, **opts)

def getchangegroup(orig, repo, source, heads=None, common=None, bundlecaps=None):
    if not requirement in repo.requirements:
        return orig(repo, source, heads=heads, common=common,
                    bundlecaps=bundlecaps)

    original = repo.shallowmatch
    try:
        # if serving, only send files the clients has patterns for
        if source == 'serve':
            includepattern = None
            excludepattern = None
            for cap in (bundlecaps or []):
                if cap.startswith("includepattern="):
                    raw = cap[len("includepattern="):]
                    if raw:
                        includepattern = raw.split('\0')
                elif cap.startswith("excludepattern="):
                    raw = cap[len("excludepattern="):]
                    if raw:
                        excludepattern = raw.split('\0')
            if includepattern or excludepattern:
                repo.shallowmatch = match.match(repo.root, '', None,
                    includepattern, excludepattern)
            else:
                repo.shallowmatch = match.always(repo.root, '')
        return orig(repo, source, heads, common, bundlecaps)
    finally:
        repo.shallowmatch = original

def makechangegroup(orig, repo, outgoing, version, source, *args, **kwargs):
    if not requirement in repo.requirements:
        return orig(repo, outgoing, version, source, *args, **kwargs)

    original = repo.shallowmatch
    try:
        # if serving, only send files the clients has patterns for
        if source == 'serve':
            bundlecaps = kwargs.get('bundlecaps')
            includepattern = None
            excludepattern = None
            for cap in (bundlecaps or []):
                if cap.startswith("includepattern="):
                    raw = cap[len("includepattern="):]
                    if raw:
                        includepattern = raw.split('\0')
                elif cap.startswith("excludepattern="):
                    raw = cap[len("excludepattern="):]
                    if raw:
                        excludepattern = raw.split('\0')
            if includepattern or excludepattern:
                repo.shallowmatch = match.match(repo.root, '', None,
                    includepattern, excludepattern)
            else:
                repo.shallowmatch = match.always(repo.root, '')
        return orig(repo, outgoing, version, source, *args, **kwargs)
    finally:
        repo.shallowmatch = original

def diffs(repo, tmpl, ctx, basectx, files, parity, style):

    def countgen():
        start = 1
        while True:
            yield start
            start += 1

    blockcount = countgen()
    def prettyprintlines(diff, blockno):
        for lineno, l in enumerate(diff.splitlines(True)):
            difflineno = "%d.%d" % (blockno, lineno + 1)
            if l.startswith('+'):
                ltype = "difflineplus"
            elif l.startswith('-'):
                ltype = "difflineminus"
            elif l.startswith('@'):
                ltype = "difflineat"
            else:
                ltype = "diffline"
            yield tmpl(ltype,
                       line=l,
                       lineno=lineno + 1,
                       lineid="l%s" % difflineno,
                       linenumber="% 8s" % difflineno)

    if files:
        m = match.exact(repo.root, repo.getcwd(), files)
    else:
        m = match.always(repo.root, repo.getcwd())

    diffopts = patch.diffopts(repo.ui, untrusted=True)
    if basectx is None:
        parents = ctx.parents()
        if parents:
            node1 = parents[0].node()
        else:
            node1 = nullid
    else:
        node1 = basectx.node()
    node2 = ctx.node()

    block = []
    for chunk in patch.diff(repo, node1, node2, m, opts=diffopts):
        if chunk.startswith('diff') and block:
            blockno = blockcount.next()
            yield tmpl('diffblock', parity=parity.next(), blockno=blockno,
                       lines=prettyprintlines(''.join(block), blockno))
            block = []
        if chunk.startswith('diff') and style != 'raw':
            chunk = ''.join(chunk.splitlines(True)[1:])
        block.append(chunk)
    blockno = blockcount.next()
    yield tmpl('diffblock', parity=parity.next(), blockno=blockno,
               lines=prettyprintlines(''.join(block), blockno))

def lfdirstate_status(lfdirstate, repo, rev):
    match = match_.always(repo.root, repo.getcwd())
    s = lfdirstate.status(match, [], False, False, False)
    unsure, modified, added, removed, missing, unknown, ignored, clean = s
    for lfile in unsure:
        if repo[rev][standin(lfile)].data().strip() != \
                hashfile(repo.wjoin(lfile)):
            modified.append(lfile)
        else:
            clean.append(lfile)
            lfdirstate.normal(lfile)
    return (modified, added, removed, missing, unknown, ignored, clean)

    def applyone(self, repo, node, cl, patchfile, merge=False, log=False,
                 filter=None):
        '''apply the patch in patchfile to the repository as a transplant'''
        (manifest, user, (time, timezone), files, message) = cl[:5]
        date = "%d %d" % (time, timezone)
        extra = {'transplant_source': node}
        if filter:
            (user, date, message) = self.filter(filter, node, cl, patchfile)

        if log:
            # we don't translate messages inserted into commits
            message += '\n(transplanted from %s)' % nodemod.hex(node)

        self.ui.status(_('applying %s\n') % nodemod.short(node))
        self.ui.note('%s %s\n%s\n' % (user, date, message))

        if not patchfile and not merge:
            raise error.Abort(_('can only omit patchfile if merging'))
        if patchfile:
            try:
                files = set()
                patch.patch(self.ui, repo, patchfile, files=files, eolmode=None)
                files = list(files)
            except Exception as inst:
                seriespath = os.path.join(self.path, 'series')
                if os.path.exists(seriespath):
                    os.unlink(seriespath)
                p1 = repo.dirstate.p1()
                p2 = node
                self.log(user, date, message, p1, p2, merge=merge)
                self.ui.write(str(inst) + '\n')
                raise TransplantError(_('fix up the working directory and run '
                                        'hg transplant --continue'))
        else:
            files = None
        if merge:
            p1, p2 = repo.dirstate.parents()
            repo.setparents(p1, node)
            m = match.always(repo.root, '')
        else:
            m = match.exact(repo.root, '', files)

        n = repo.commit(message, user, date, extra=extra, match=m,
                        editor=self.getcommiteditor())
        if not n:
            self.ui.warn(_('skipping emptied changeset %s\n') %
                           nodemod.short(node))
            return None
        if not merge:
            self.transplants.set(n, node)

        return n

    def _walkstreamfiles(orig, repo):
        if state.shallowremote:
            # if we are shallow ourselves, stream our local commits
            if shallowrepo.requirement in repo.requirements:
                striplen = len(repo.store.path) + 1
                readdir = repo.store.rawvfs.readdir
                visit = [os.path.join(repo.store.path, 'data')]
                while visit:
                    p = visit.pop()
                    for f, kind, st in readdir(p, stat=True):
                        fp = p + '/' + f
                        if kind == stat.S_IFREG:
                            if not fp.endswith('.i') and not fp.endswith('.d'):
                                n = util.pconvert(fp[striplen:])
                                yield (store.decodedir(n), n, st.st_size)
                        if kind == stat.S_IFDIR:
                            visit.append(fp)

            shallowtrees = repo.ui.configbool('remotefilelog', 'shallowtrees',
                                              False)
            if 'treemanifest' in repo.requirements and not shallowtrees:
                for (u, e, s) in repo.store.datafiles():
                    if (u.startswith('meta/') and
                        (u.endswith('.i') or u.endswith('.d'))):
                        yield (u, e, s)

            # Return .d and .i files that do not match the shallow pattern
            match = state.match
            if match and not match.always():
                for (u, e, s) in repo.store.datafiles():
                    f = u[5:-2]  # trim data/...  and .i/.d
                    if not state.match(f):
                        yield (u, e, s)

            for x in repo.store.topfiles():
                if shallowtrees and x[0][:15] == '00manifesttree.':
                    continue
                if state.noflatmf and x[0][:11] == '00manifest.':
                    continue
                yield x

        elif shallowrepo.requirement in repo.requirements:
            # don't allow cloning from a shallow repo to a full repo
            # since it would require fetching every version of every
            # file in order to create the revlogs.
            raise error.Abort(_("Cannot clone from a shallow repo "
                                "to a full repo."))
        else:
            for x in orig(repo):
                yield x

def lfdirstatestatus(lfdirstate, repo, rev):
    match = match_.always(repo.root, repo.getcwd())
    s = lfdirstate.status(match, [], False, False, False)
    unsure, modified, added, removed, missing, unknown, ignored, clean = s
    for lfile in unsure:
        try:
            fctx = repo[rev][standin(lfile)]
        except LookupError:
            fctx = None
        if not fctx or fctx.data().strip() != hashfile(repo.wjoin(lfile)):
            modified.append(lfile)
        else:
            clean.append(lfile)
            lfdirstate.normal(lfile)
    return (modified, added, removed, missing, unknown, ignored, clean)

def lfdirstatestatus(lfdirstate, repo):
    wctx = repo['.']
    match = match_.always(repo.root, repo.getcwd())
    unsure, s = lfdirstate.status(match, [], False, False, False)
    modified, clean = s.modified, s.clean
    for lfile in unsure:
        try:
            fctx = wctx[standin(lfile)]
        except LookupError:
            fctx = None
        if not fctx or fctx.data().strip() != hashfile(repo.wjoin(lfile)):
            modified.append(lfile)
        else:
            clean.append(lfile)
            lfdirstate.normal(lfile)
    return s

def _commit(orig, self, *args, **kwargs):
    if _disabled[0]:
        return orig(self, *args, **kwargs)

    with self.wlock(), self.lock(), self.transaction('dirsynccommit'):
        matcher = args[3] if len(args) >= 4 else kwargs.get('match')
        matcher = matcher or matchmod.always(self.root, '')

        mirroredfiles = _updateworkingcopy(self, matcher)
        if mirroredfiles and not matcher.always():
            origmatch = matcher.matchfn
            def extramatches(path):
                return path in mirroredfiles or origmatch(path)
            matcher.matchfn = extramatches
            matcher._files.extend(mirroredfiles)
            matcher._fileset.update(mirroredfiles)

        return orig(self, *args, **kwargs)

    def generatefiles(orig, self, changedfiles, linknodes, commonrevs, source):
        caps = self._bundlecaps or []
        if shallowrepo.requirement in caps:
            # only send files that don't match the specified patterns
            includepattern = None
            excludepattern = None
            for cap in (self._bundlecaps or []):
                if cap.startswith("includepattern="):
                    includepattern = cap[len("includepattern="):].split('\0')
                elif cap.startswith("excludepattern="):
                    excludepattern = cap[len("excludepattern="):].split('\0')

            m = match.always(repo.root, '')
            if includepattern or excludepattern:
                m = match.match(repo.root, '', None,
                    includepattern, excludepattern)

            changedfiles = list([f for f in changedfiles if not m(f)])
        return orig(self, changedfiles, linknodes, commonrevs, source)

def diffs(repo, tmpl, ctx, files, parity, style):
    def countgen():
        start = 1
        while True:
            yield start
            start += 1

    blockcount = countgen()

    def prettyprintlines(diff):
        blockno = blockcount.next()
        for lineno, l in enumerate(diff.splitlines(True)):
            lineno = "%d.%d" % (blockno, lineno + 1)
            if l.startswith("+"):
                ltype = "difflineplus"
            elif l.startswith("-"):
                ltype = "difflineminus"
            elif l.startswith("@"):
                ltype = "difflineat"
            else:
                ltype = "diffline"
            yield tmpl(ltype, line=l, lineid="l%s" % lineno, linenumber="% 8s" % lineno)

    if files:
        m = match.exact(repo.root, repo.getcwd(), files)
    else:
        m = match.always(repo.root, repo.getcwd())

    diffopts = patch.diffopts(repo.ui, untrusted=True)
    parents = ctx.parents()
    node1 = parents and parents[0].node() or nullid
    node2 = ctx.node()

    block = []
    for chunk in patch.diff(repo, node1, node2, m, opts=diffopts):
        if chunk.startswith("diff") and block:
            yield tmpl("diffblock", parity=parity.next(), lines=prettyprintlines("".join(block)))
            block = []
        if chunk.startswith("diff") and style != "raw":
            chunk = "".join(chunk.splitlines(True)[1:])
        block.append(chunk)
    yield tmpl("diffblock", parity=parity.next(), lines=prettyprintlines("".join(block)))

    def stream_out_shallow(repo, proto, other):
        includepattern = None
        excludepattern = None
        raw = other.get('includepattern')
        if raw:
            includepattern = raw.split('\0')
        raw = other.get('excludepattern')
        if raw:
            excludepattern = raw.split('\0')

        oldshallow = state.shallowremote
        oldmatch = state.match
        try:
            state.shallowremote = True
            state.match = match.always(repo.root, '')
            if includepattern or excludepattern:
                state.match = match.match(repo.root, '', None,
                    includepattern, excludepattern)
            return wireproto.stream(repo, proto)
        finally:
            state.shallowremote = oldshallow
            state.match = oldmatch

    def stream_out_shallow(repo, proto, other):
        includepattern = None
        excludepattern = None
        raw = other.get('includepattern')
        if raw:
            includepattern = raw.split('\0')
        raw = other.get('excludepattern')
        if raw:
            excludepattern = raw.split('\0')

        oldshallow = state.shallowremote
        oldmatch = state.match
        oldnoflatmf = state.noflatmf
        try:
            state.shallowremote = True
            state.match = match.always(repo.root, '')
            state.noflatmf = other.get('noflatmanifest') == 'True'
            if includepattern or excludepattern:
                state.match = match.match(repo.root, '', None,
                    includepattern, excludepattern)
            streamres = wireprotov1server.stream(repo, proto)

            # Force the first value to execute, so the file list is computed
            # within the try/finally scope
            first = next(streamres.gen)
            second = next(streamres.gen)
            def gen():
                yield first
                yield second
                for value in streamres.gen:
                    yield value
            return wireprototypes.streamres(gen())
        finally:
            state.shallowremote = oldshallow
            state.match = oldmatch
            state.noflatmf = oldnoflatmf

    def _walkstreamfiles(orig, repo):
        if state.shallowremote:
            # if we are shallow ourselves, stream our local commits
            if shallowrepo.requirement in repo.requirements:
                striplen = len(repo.store.path) + 1
                readdir = repo.store.rawvfs.readdir
                visit = [os.path.join(repo.store.path, 'data')]
                while visit:
                    p = visit.pop()
                    for f, kind, st in readdir(p, stat=True):
                        fp = p + '/' + f
                        if kind == stat.S_IFREG:
                            if not fp.endswith('.i') and not fp.endswith('.d'):
                                n = util.pconvert(fp[striplen:])
                                yield (store.decodedir(n), n, st.st_size)
                        if kind == stat.S_IFDIR:
                            visit.append(fp)

            # Return .d and .i files that do not match the shallow pattern
            match = state.match or match.always(repo.root, '')
            for (u, e, s) in repo.store.datafiles():
                f = u[5:-2]  # trim data/...  and .i/.d
                if not state.match(f):
                    yield (u, e, s)

            for x in repo.store.topfiles():
                yield x
        elif shallowrepo.requirement in repo.requirements:
            # don't allow cloning from a shallow repo to a full repo
            # since it would require fetching every version of every
            # file in order to create the revlogs.
            raise util.Abort(_("Cannot clone from a shallow repo "
                             + "to a full repo."))
        else:
            for x in orig(repo):
                yield x

        def status(self, node1='.', node2=None, match=None, ignored=False,
                clean=False, unknown=False, listsubrepos=False):
            listignored, listclean, listunknown = ignored, clean, unknown
            orig = super(lfilesrepo, self).status
            if not self.lfstatus:
                return orig(node1, node2, match, listignored, listclean,
                            listunknown, listsubrepos)

            # some calls in this function rely on the old version of status
            self.lfstatus = False
            ctx1 = self[node1]
            ctx2 = self[node2]
            working = ctx2.rev() is None
            parentworking = working and ctx1 == self['.']

            if match is None:
                match = match_.always(self.root, self.getcwd())

            wlock = None
            try:
                try:
                    # updating the dirstate is optional
                    # so we don't wait on the lock
                    wlock = self.wlock(False)
                except error.LockError:
                    pass

                # First check if paths or patterns were specified on the
                # command line.  If there were, and they don't match any
                # largefiles, we should just bail here and let super
                # handle it -- thus gaining a big performance boost.
                lfdirstate = lfutil.openlfdirstate(ui, self)
                if not match.always():
                    for f in lfdirstate:
                        if match(f):
                            break
                    else:
                        return orig(node1, node2, match, listignored, listclean,
                                    listunknown, listsubrepos)

                # Create a copy of match that matches standins instead
                # of largefiles.
                def tostandins(files):
                    if not working:
                        return files
                    newfiles = []
                    dirstate = self.dirstate
                    for f in files:
                        sf = lfutil.standin(f)
                        if sf in dirstate:
                            newfiles.append(sf)
                        elif sf in dirstate.dirs():
                            # Directory entries could be regular or
                            # standin, check both
                            newfiles.extend((f, sf))
                        else:
                            newfiles.append(f)
                    return newfiles

                m = copy.copy(match)
                m._files = tostandins(m._files)

                result = orig(node1, node2, m, ignored, clean, unknown,
                              listsubrepos)
                if working:

                    def sfindirstate(f):
                        sf = lfutil.standin(f)
                        dirstate = self.dirstate
                        return sf in dirstate or sf in dirstate.dirs()

                    match._files = [f for f in match._files
                                    if sfindirstate(f)]
                    # Don't waste time getting the ignored and unknown
                    # files from lfdirstate
                    unsure, s = lfdirstate.status(match, [], False, listclean,
                                                  False)
                    (modified, added, removed, clean) = (s.modified, s.added,
                                                         s.removed, s.clean)
                    if parentworking:
                        for lfile in unsure:
                            standin = lfutil.standin(lfile)
                            if standin not in ctx1:
                                # from second parent
                                modified.append(lfile)
                            elif ctx1[standin].data().strip() \
                                    != lfutil.hashfile(self.wjoin(lfile)):
                                modified.append(lfile)
                            else:
                                if listclean:
                                    clean.append(lfile)
                                lfdirstate.normal(lfile)
                    else:
                        tocheck = unsure + modified + added + clean
                        modified, added, clean = [], [], []
                        checkexec = self.dirstate._checkexec

                        for lfile in tocheck:
                            standin = lfutil.standin(lfile)
                            if standin in ctx1:
#.........这里部分代码省略.........

def updatestandinsbymatch(repo, match):
    '''Update standins in the working directory according to specified match

    This returns (possibly modified) ``match`` object to be used for
    subsequent commit process.
    '''

    ui = repo.ui

    # Case 1: user calls commit with no specific files or
    # include/exclude patterns: refresh and commit all files that
    # are "dirty".
    if match is None or match.always():
        # Spend a bit of time here to get a list of files we know
        # are modified so we can compare only against those.
        # It can cost a lot of time (several seconds)
        # otherwise to update all standins if the largefiles are
        # large.
        lfdirstate = openlfdirstate(ui, repo)
        dirtymatch = match_.always(repo.root, repo.getcwd())
        unsure, s = lfdirstate.status(dirtymatch, [], False, False,
                                      False)
        modifiedfiles = unsure + s.modified + s.added + s.removed
        lfiles = listlfiles(repo)
        # this only loops through largefiles that exist (not
        # removed/renamed)
        for lfile in lfiles:
            if lfile in modifiedfiles:
                if os.path.exists(
                        repo.wjoin(standin(lfile))):
                    # this handles the case where a rebase is being
                    # performed and the working copy is not updated
                    # yet.
                    if os.path.exists(repo.wjoin(lfile)):
                        updatestandin(repo,
                            standin(lfile))

        return match

    lfiles = listlfiles(repo)
    match._files = repo._subdirlfs(match.files(), lfiles)

    # Case 2: user calls commit with specified patterns: refresh
    # any matching big files.
    smatcher = composestandinmatcher(repo, match)
    standins = repo.dirstate.walk(smatcher, [], False, False)

    # No matching big files: get out of the way and pass control to
    # the usual commit() method.
    if not standins:
        return match

    # Refresh all matching big files.  It's possible that the
    # commit will end up failing, in which case the big files will
    # stay refreshed.  No harm done: the user modified them and
    # asked to commit them, so sooner or later we're going to
    # refresh the standins.  Might as well leave them refreshed.
    lfdirstate = openlfdirstate(ui, repo)
    for fstandin in standins:
        lfile = splitstandin(fstandin)
        if lfdirstate[lfile] != 'r':
            updatestandin(repo, fstandin)

    # Cook up a new matcher that only matches regular files or
    # standins corresponding to the big files requested by the
    # user.  Have to modify _files to prevent commit() from
    # complaining "not tracked" for big files.
    match = copy.copy(match)
    origmatchfn = match.matchfn

    # Check both the list of largefiles and the list of
    # standins because if a largefile was removed, it
    # won't be in the list of largefiles at this point
    match._files += sorted(standins)

    actualfiles = []
    for f in match._files:
        fstandin = standin(f)

        # ignore known largefiles and standins
        if f in lfiles or fstandin in standins:
            continue

        actualfiles.append(f)
    match._files = actualfiles

    def matchfn(f):
        if origmatchfn(f):
            return f not in lfiles
        else:
            return f in standins

    match.matchfn = matchfn

    return match

        def commit(self, text="", user=None, date=None, match=None,
                force=False, editor=False, extra={}):
            orig = super(lfiles_repo, self).commit

            wlock = repo.wlock()
            try:
                if getattr(repo, "_isrebasing", False):
                    # We have to take the time to pull down the new
                    # largefiles now. Otherwise if we are rebasing,
                    # any largefiles that were modified in the
                    # destination changesets get overwritten, either
                    # by the rebase or in the first commit after the
                    # rebase.
                    lfcommands.updatelfiles(repo.ui, repo)
                # Case 1: user calls commit with no specific files or
                # include/exclude patterns: refresh and commit all files that
                # are "dirty".
                if ((match is None) or
                    (not match.anypats() and not match.files())):
                    # Spend a bit of time here to get a list of files we know
                    # are modified so we can compare only against those.
                    # It can cost a lot of time (several seconds)
                    # otherwise to update all standins if the largefiles are
                    # large.
                    lfdirstate = lfutil.openlfdirstate(ui, self)
                    dirtymatch = match_.always(repo.root, repo.getcwd())
                    s = lfdirstate.status(dirtymatch, [], False, False, False)
                    modifiedfiles = []
                    for i in s:
                        modifiedfiles.extend(i)
                    lfiles = lfutil.listlfiles(self)
                    # this only loops through largefiles that exist (not
                    # removed/renamed)
                    for lfile in lfiles:
                        if lfile in modifiedfiles:
                            if os.path.exists(self.wjoin(lfutil.standin(lfile))):
                                # this handles the case where a rebase is being
                                # performed and the working copy is not updated
                                # yet.
                                if os.path.exists(self.wjoin(lfile)):
                                    lfutil.updatestandin(self,
                                        lfutil.standin(lfile))
                                    lfdirstate.normal(lfile)
                    for lfile in lfdirstate:
                        if lfile in modifiedfiles:
                            if not os.path.exists(
                                    repo.wjoin(lfutil.standin(lfile))):
                                lfdirstate.drop(lfile)
                    lfdirstate.write()

                    return orig(text=text, user=user, date=date, match=match,
                                    force=force, editor=editor, extra=extra)

                for f in match.files():
                    if lfutil.isstandin(f):
                        raise util.Abort(
                            _('file "%s" is a largefile standin') % f,
                            hint=('commit the largefile itself instead'))

                # Case 2: user calls commit with specified patterns: refresh
                # any matching big files.
                smatcher = lfutil.composestandinmatcher(self, match)
                standins = lfutil.dirstate_walk(self.dirstate, smatcher)

                # No matching big files: get out of the way and pass control to
                # the usual commit() method.
                if not standins:
                    return orig(text=text, user=user, date=date, match=match,
                                    force=force, editor=editor, extra=extra)

                # Refresh all matching big files.  It's possible that the
                # commit will end up failing, in which case the big files will
                # stay refreshed.  No harm done: the user modified them and
                # asked to commit them, so sooner or later we're going to
                # refresh the standins.  Might as well leave them refreshed.
                lfdirstate = lfutil.openlfdirstate(ui, self)
                for standin in standins:
                    lfile = lfutil.splitstandin(standin)
                    if lfdirstate[lfile] <> 'r':
                        lfutil.updatestandin(self, standin)
                        lfdirstate.normal(lfile)
                    else:
                        lfdirstate.drop(lfile)
                lfdirstate.write()

                # Cook up a new matcher that only matches regular files or
                # standins corresponding to the big files requested by the
                # user.  Have to modify _files to prevent commit() from
                # complaining "not tracked" for big files.
                lfiles = lfutil.listlfiles(repo)
                match = copy.copy(match)
                orig_matchfn = match.matchfn

                # Check both the list of largefiles and the list of
                # standins because if a largefile was removed, it
                # won't be in the list of largefiles at this point
                match._files += sorted(standins)

                actualfiles = []
                for f in match._files:
#.........这里部分代码省略.........

        def commit(self, text="", user=None, date=None, match=None,
                force=False, editor=False, extra={}):
            orig = super(lfilesrepo, self).commit

            wlock = self.wlock()
            try:
                # Case 0: Rebase or Transplant
                # We have to take the time to pull down the new largefiles now.
                # Otherwise, any largefiles that were modified in the
                # destination changesets get overwritten, either by the rebase
                # or in the first commit after the rebase or transplant.
                # updatelfiles will update the dirstate to mark any pulled
                # largefiles as modified
                if getattr(self, "_isrebasing", False) or \
                        getattr(self, "_istransplanting", False):
                    lfcommands.updatelfiles(self.ui, self, filelist=None,
                                            printmessage=False)
                    result = orig(text=text, user=user, date=date, match=match,
                                    force=force, editor=editor, extra=extra)
                    return result
                # Case 1: user calls commit with no specific files or
                # include/exclude patterns: refresh and commit all files that
                # are "dirty".
                if ((match is None) or
                    (not match.anypats() and not match.files())):
                    # Spend a bit of time here to get a list of files we know
                    # are modified so we can compare only against those.
                    # It can cost a lot of time (several seconds)
                    # otherwise to update all standins if the largefiles are
                    # large.
                    lfdirstate = lfutil.openlfdirstate(ui, self)
                    dirtymatch = match_.always(self.root, self.getcwd())
                    s = lfdirstate.status(dirtymatch, [], False, False, False)
                    (unsure, modified, added, removed, _missing, _unknown,
                            _ignored, _clean) = s
                    modifiedfiles = unsure + modified + added + removed
                    lfiles = lfutil.listlfiles(self)
                    # this only loops through largefiles that exist (not
                    # removed/renamed)
                    for lfile in lfiles:
                        if lfile in modifiedfiles: