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# localrepo.py - read/write repository class for mercurial
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#
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# Copyright 2005-2007 Matt Mackall <mpm@selenic.com>
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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from node import bin, hex, nullid, nullrev, short
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from i18n import _
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import repo, changegroup, subrepo
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import changelog, dirstate, filelog, manifest, context
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import lock, transaction, store, encoding
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import util, extensions, hook, error
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import match as matchmod
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import merge as mergemod
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import tags as tagsmod
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from lock import release
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import weakref, stat, errno, os, time, inspect
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propertycache = util.propertycache
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class localrepository(repo.repository):
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capabilities = set(('lookup', 'changegroupsubset', 'branchmap'))
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supported = set('revlogv1 store fncache shared'.split())
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def __init__(self, baseui, path=None, create=0):
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repo.repository.__init__(self)
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self.root = os.path.realpath(path)
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self.path = os.path.join(self.root, ".hg")
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self.origroot = path
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self.opener = util.opener(self.path)
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self.wopener = util.opener(self.root)
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self.baseui = baseui
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self.ui = baseui.copy()
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try:
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self.ui.readconfig(self.join("hgrc"), self.root)
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extensions.loadall(self.ui)
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except IOError:
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pass
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if not os.path.isdir(self.path):
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if create:
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if not os.path.exists(path):
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os.mkdir(path)
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os.mkdir(self.path)
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requirements = ["revlogv1"]
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if self.ui.configbool('format', 'usestore', True):
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os.mkdir(os.path.join(self.path, "store"))
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requirements.append("store")
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if self.ui.configbool('format', 'usefncache', True):
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requirements.append("fncache")
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# create an invalid changelog
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self.opener("00changelog.i", "a").write(
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'\0\0\0\2' # represents revlogv2
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' dummy changelog to prevent using the old repo layout'
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)
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reqfile = self.opener("requires", "w")
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for r in requirements:
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reqfile.write("%s\n" % r)
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reqfile.close()
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else:
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raise error.RepoError(_("repository %s not found") % path)
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elif create:
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raise error.RepoError(_("repository %s already exists") % path)
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else:
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# find requirements
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requirements = set()
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try:
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requirements = set(self.opener("requires").read().splitlines())
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except IOError, inst:
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if inst.errno != errno.ENOENT:
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raise
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for r in requirements - self.supported:
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raise error.RepoError(_("requirement '%s' not supported") % r)
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self.sharedpath = self.path
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try:
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s = os.path.realpath(self.opener("sharedpath").read())
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if not os.path.exists(s):
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raise error.RepoError(
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_('.hg/sharedpath points to nonexistent directory %s') % s)
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self.sharedpath = s
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except IOError, inst:
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if inst.errno != errno.ENOENT:
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raise
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self.store = store.store(requirements, self.sharedpath, util.opener)
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self.spath = self.store.path
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self.sopener = self.store.opener
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self.sjoin = self.store.join
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self.opener.createmode = self.store.createmode
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self.sopener.options = {}
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# These two define the set of tags for this repository. _tags
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# maps tag name to node; _tagtypes maps tag name to 'global' or
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# 'local'. (Global tags are defined by .hgtags across all
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# heads, and local tags are defined in .hg/localtags.) They
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# constitute the in-memory cache of tags.
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self._tags = None
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self._tagtypes = None
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self._branchcache = None # in UTF-8
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self._branchcachetip = None
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self.nodetagscache = None
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self.filterpats = {}
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self._datafilters = {}
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self._transref = self._lockref = self._wlockref = None
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@propertycache
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def changelog(self):
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c = changelog.changelog(self.sopener)
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if 'HG_PENDING' in os.environ:
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p = os.environ['HG_PENDING']
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if p.startswith(self.root):
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c.readpending('00changelog.i.a')
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self.sopener.options['defversion'] = c.version
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return c
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@propertycache
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def manifest(self):
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return manifest.manifest(self.sopener)
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@propertycache
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def dirstate(self):
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return dirstate.dirstate(self.opener, self.ui, self.root)
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def __getitem__(self, changeid):
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if changeid is None:
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return context.workingctx(self)
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return context.changectx(self, changeid)
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def __contains__(self, changeid):
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try:
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return bool(self.lookup(changeid))
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except error.RepoLookupError:
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return False
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def __nonzero__(self):
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return True
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def __len__(self):
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return len(self.changelog)
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def __iter__(self):
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for i in xrange(len(self)):
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yield i
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def url(self):
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return 'file:' + self.root
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def hook(self, name, throw=False, **args):
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return hook.hook(self.ui, self, name, throw, **args)
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tag_disallowed = ':\r\n'
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def _tag(self, names, node, message, local, user, date, extra={}):
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if isinstance(names, str):
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allchars = names
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names = (names,)
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else:
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allchars = ''.join(names)
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for c in self.tag_disallowed:
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if c in allchars:
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raise util.Abort(_('%r cannot be used in a tag name') % c)
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for name in names:
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self.hook('pretag', throw=True, node=hex(node), tag=name,
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local=local)
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def writetags(fp, names, munge, prevtags):
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fp.seek(0, 2)
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if prevtags and prevtags[-1] != '\n':
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fp.write('\n')
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for name in names:
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m = munge and munge(name) or name
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if self._tagtypes and name in self._tagtypes:
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old = self._tags.get(name, nullid)
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fp.write('%s %s\n' % (hex(old), m))
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fp.write('%s %s\n' % (hex(node), m))
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fp.close()
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prevtags = ''
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if local:
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try:
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fp = self.opener('localtags', 'r+')
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except IOError:
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fp = self.opener('localtags', 'a')
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else:
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prevtags = fp.read()
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# local tags are stored in the current charset
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writetags(fp, names, None, prevtags)
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for name in names:
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self.hook('tag', node=hex(node), tag=name, local=local)
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return
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try:
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fp = self.wfile('.hgtags', 'rb+')
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except IOError:
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fp = self.wfile('.hgtags', 'ab')
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else:
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prevtags = fp.read()
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# committed tags are stored in UTF-8
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writetags(fp, names, encoding.fromlocal, prevtags)
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if '.hgtags' not in self.dirstate:
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self.add(['.hgtags'])
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m = matchmod.exact(self.root, '', ['.hgtags'])
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tagnode = self.commit(message, user, date, extra=extra, match=m)
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for name in names:
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self.hook('tag', node=hex(node), tag=name, local=local)
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return tagnode
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def tag(self, names, node, message, local, user, date):
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'''tag a revision with one or more symbolic names.
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names is a list of strings or, when adding a single tag, names may be a
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string.
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if local is True, the tags are stored in a per-repository file.
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otherwise, they are stored in the .hgtags file, and a new
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changeset is committed with the change.
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keyword arguments:
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local: whether to store tags in non-version-controlled file
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(default False)
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message: commit message to use if committing
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user: name of user to use if committing
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date: date tuple to use if committing'''
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for x in self.status()[:5]:
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if '.hgtags' in x:
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raise util.Abort(_('working copy of .hgtags is changed '
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'(please commit .hgtags manually)'))
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self.tags() # instantiate the cache
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self._tag(names, node, message, local, user, date)
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def tags(self):
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'''return a mapping of tag to node'''
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if self._tags is None:
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(self._tags, self._tagtypes) = self._findtags()
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return self._tags
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def _findtags(self):
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'''Do the hard work of finding tags. Return a pair of dicts
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(tags, tagtypes) where tags maps tag name to node, and tagtypes
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maps tag name to a string like \'global\' or \'local\'.
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Subclasses or extensions are free to add their own tags, but
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should be aware that the returned dicts will be retained for the
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duration of the localrepo object.'''
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# XXX what tagtype should subclasses/extensions use? Currently
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# mq and bookmarks add tags, but do not set the tagtype at all.
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# Should each extension invent its own tag type? Should there
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# be one tagtype for all such "virtual" tags? Or is the status
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# quo fine?
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alltags = {} # map tag name to (node, hist)
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tagtypes = {}
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tagsmod.findglobaltags(self.ui, self, alltags, tagtypes)
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tagsmod.readlocaltags(self.ui, self, alltags, tagtypes)
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# Build the return dicts. Have to re-encode tag names because
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# the tags module always uses UTF-8 (in order not to lose info
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# writing to the cache), but the rest of Mercurial wants them in
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# local encoding.
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tags = {}
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for (name, (node, hist)) in alltags.iteritems():
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if node != nullid:
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tags[encoding.tolocal(name)] = node
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tags['tip'] = self.changelog.tip()
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tagtypes = dict([(encoding.tolocal(name), value)
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for (name, value) in tagtypes.iteritems()])
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return (tags, tagtypes)
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def tagtype(self, tagname):
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'''
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return the type of the given tag. result can be:
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'local' : a local tag
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'global' : a global tag
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None : tag does not exist
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'''
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self.tags()
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return self._tagtypes.get(tagname)
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def tagslist(self):
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'''return a list of tags ordered by revision'''
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l = []
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for t, n in self.tags().iteritems():
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try:
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r = self.changelog.rev(n)
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except:
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r = -2 # sort to the beginning of the list if unknown
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l.append((r, t, n))
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return [(t, n) for r, t, n in sorted(l)]
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def nodetags(self, node):
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'''return the tags associated with a node'''
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if not self.nodetagscache:
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self.nodetagscache = {}
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for t, n in self.tags().iteritems():
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self.nodetagscache.setdefault(n, []).append(t)
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return self.nodetagscache.get(node, [])
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def _branchtags(self, partial, lrev):
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# TODO: rename this function?
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tiprev = len(self) - 1
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if lrev != tiprev:
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ctxgen = (self[r] for r in xrange(lrev + 1, tiprev + 1))
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self._updatebranchcache(partial, ctxgen)
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self._writebranchcache(partial, self.changelog.tip(), tiprev)
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return partial
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def branchmap(self):
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'''returns a dictionary {branch: [branchheads]}'''
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tip = self.changelog.tip()
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if self._branchcache is not None and self._branchcachetip == tip:
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return self._branchcache
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oldtip = self._branchcachetip
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self._branchcachetip = tip
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if oldtip is None or oldtip not in self.changelog.nodemap:
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partial, last, lrev = self._readbranchcache()
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else:
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lrev = self.changelog.rev(oldtip)
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partial = self._branchcache
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self._branchtags(partial, lrev)
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# this private cache holds all heads (not just tips)
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self._branchcache = partial
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return self._branchcache
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def branchtags(self):
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'''return a dict where branch names map to the tipmost head of
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the branch, open heads come before closed'''
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bt = {}
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for bn, heads in self.branchmap().iteritems():
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tip = heads[-1]
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for h in reversed(heads):
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if 'close' not in self.changelog.read(h)[5]:
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tip = h
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break
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bt[bn] = tip
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return bt
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def _readbranchcache(self):
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partial = {}
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try:
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f = self.opener("branchheads.cache")
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lines = f.read().split('\n')
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f.close()
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except (IOError, OSError):
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return {}, nullid, nullrev
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try:
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last, lrev = lines.pop(0).split(" ", 1)
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last, lrev = bin(last), int(lrev)
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if lrev >= len(self) or self[lrev].node() != last:
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# invalidate the cache
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raise ValueError('invalidating branch cache (tip differs)')
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for l in lines:
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if not l:
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continue
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node, label = l.split(" ", 1)
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partial.setdefault(label.strip(), []).append(bin(node))
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except KeyboardInterrupt:
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raise
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except Exception, inst:
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if self.ui.debugflag:
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self.ui.warn(str(inst), '\n')
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partial, last, lrev = {}, nullid, nullrev
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return partial, last, lrev
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def _writebranchcache(self, branches, tip, tiprev):
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try:
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f = self.opener("branchheads.cache", "w", atomictemp=True)
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f.write("%s %s\n" % (hex(tip), tiprev))
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for label, nodes in branches.iteritems():
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for node in nodes:
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f.write("%s %s\n" % (hex(node), label))
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f.rename()
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except (IOError, OSError):
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pass
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def _updatebranchcache(self, partial, ctxgen):
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# collect new branch entries
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newbranches = {}
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for c in ctxgen:
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newbranches.setdefault(c.branch(), []).append(c.node())
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# if older branchheads are reachable from new ones, they aren't
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# really branchheads. Note checking parents is insufficient:
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# 1 (branch a) -> 2 (branch b) -> 3 (branch a)
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for branch, newnodes in newbranches.iteritems():
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bheads = partial.setdefault(branch, [])
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bheads.extend(newnodes)
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if len(bheads) < 2:
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continue
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newbheads = []
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# starting from tip means fewer passes over reachable
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while newnodes:
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latest = newnodes.pop()
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if latest not in bheads:
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continue
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minbhrev = self[min([self[bh].rev() for bh in bheads])].node()
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reachable = self.changelog.reachable(latest, minbhrev)
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bheads = [b for b in bheads if b not in reachable]
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newbheads.insert(0, latest)
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bheads.extend(newbheads)
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partial[branch] = bheads
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def lookup(self, key):
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if isinstance(key, int):
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return self.changelog.node(key)
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elif key == '.':
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return self.dirstate.parents()[0]
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|
elif key == 'null':
|
|
|
return nullid
|
|
|
elif key == 'tip':
|
|
|
return self.changelog.tip()
|
|
|
n = self.changelog._match(key)
|
|
|
if n:
|
|
|
return n
|
|
|
if key in self.tags():
|
|
|
return self.tags()[key]
|
|
|
if key in self.branchtags():
|
|
|
return self.branchtags()[key]
|
|
|
n = self.changelog._partialmatch(key)
|
|
|
if n:
|
|
|
return n
|
|
|
|
|
|
# can't find key, check if it might have come from damaged dirstate
|
|
|
if key in self.dirstate.parents():
|
|
|
raise error.Abort(_("working directory has unknown parent '%s'!")
|
|
|
% short(key))
|
|
|
try:
|
|
|
if len(key) == 20:
|
|
|
key = hex(key)
|
|
|
except:
|
|
|
pass
|
|
|
raise error.RepoLookupError(_("unknown revision '%s'") % key)
|
|
|
|
|
|
def local(self):
|
|
|
return True
|
|
|
|
|
|
def join(self, f):
|
|
|
return os.path.join(self.path, f)
|
|
|
|
|
|
def wjoin(self, f):
|
|
|
return os.path.join(self.root, f)
|
|
|
|
|
|
def rjoin(self, f):
|
|
|
return os.path.join(self.root, util.pconvert(f))
|
|
|
|
|
|
def file(self, f):
|
|
|
if f[0] == '/':
|
|
|
f = f[1:]
|
|
|
return filelog.filelog(self.sopener, f)
|
|
|
|
|
|
def changectx(self, changeid):
|
|
|
return self[changeid]
|
|
|
|
|
|
def parents(self, changeid=None):
|
|
|
'''get list of changectxs for parents of changeid'''
|
|
|
return self[changeid].parents()
|
|
|
|
|
|
def filectx(self, path, changeid=None, fileid=None):
|
|
|
"""changeid can be a changeset revision, node, or tag.
|
|
|
fileid can be a file revision or node."""
|
|
|
return context.filectx(self, path, changeid, fileid)
|
|
|
|
|
|
def getcwd(self):
|
|
|
return self.dirstate.getcwd()
|
|
|
|
|
|
def pathto(self, f, cwd=None):
|
|
|
return self.dirstate.pathto(f, cwd)
|
|
|
|
|
|
def wfile(self, f, mode='r'):
|
|
|
return self.wopener(f, mode)
|
|
|
|
|
|
def _link(self, f):
|
|
|
return os.path.islink(self.wjoin(f))
|
|
|
|
|
|
def _filter(self, filter, filename, data):
|
|
|
if filter not in self.filterpats:
|
|
|
l = []
|
|
|
for pat, cmd in self.ui.configitems(filter):
|
|
|
if cmd == '!':
|
|
|
continue
|
|
|
mf = matchmod.match(self.root, '', [pat])
|
|
|
fn = None
|
|
|
params = cmd
|
|
|
for name, filterfn in self._datafilters.iteritems():
|
|
|
if cmd.startswith(name):
|
|
|
fn = filterfn
|
|
|
params = cmd[len(name):].lstrip()
|
|
|
break
|
|
|
if not fn:
|
|
|
fn = lambda s, c, **kwargs: util.filter(s, c)
|
|
|
# Wrap old filters not supporting keyword arguments
|
|
|
if not inspect.getargspec(fn)[2]:
|
|
|
oldfn = fn
|
|
|
fn = lambda s, c, **kwargs: oldfn(s, c)
|
|
|
l.append((mf, fn, params))
|
|
|
self.filterpats[filter] = l
|
|
|
|
|
|
for mf, fn, cmd in self.filterpats[filter]:
|
|
|
if mf(filename):
|
|
|
self.ui.debug("filtering %s through %s\n" % (filename, cmd))
|
|
|
data = fn(data, cmd, ui=self.ui, repo=self, filename=filename)
|
|
|
break
|
|
|
|
|
|
return data
|
|
|
|
|
|
def adddatafilter(self, name, filter):
|
|
|
self._datafilters[name] = filter
|
|
|
|
|
|
def wread(self, filename):
|
|
|
if self._link(filename):
|
|
|
data = os.readlink(self.wjoin(filename))
|
|
|
else:
|
|
|
data = self.wopener(filename, 'r').read()
|
|
|
return self._filter("encode", filename, data)
|
|
|
|
|
|
def wwrite(self, filename, data, flags):
|
|
|
data = self._filter("decode", filename, data)
|
|
|
try:
|
|
|
os.unlink(self.wjoin(filename))
|
|
|
except OSError:
|
|
|
pass
|
|
|
if 'l' in flags:
|
|
|
self.wopener.symlink(data, filename)
|
|
|
else:
|
|
|
self.wopener(filename, 'w').write(data)
|
|
|
if 'x' in flags:
|
|
|
util.set_flags(self.wjoin(filename), False, True)
|
|
|
|
|
|
def wwritedata(self, filename, data):
|
|
|
return self._filter("decode", filename, data)
|
|
|
|
|
|
def transaction(self, desc):
|
|
|
tr = self._transref and self._transref() or None
|
|
|
if tr and tr.running():
|
|
|
return tr.nest()
|
|
|
|
|
|
# abort here if the journal already exists
|
|
|
if os.path.exists(self.sjoin("journal")):
|
|
|
raise error.RepoError(
|
|
|
_("abandoned transaction found - run hg recover"))
|
|
|
|
|
|
# save dirstate for rollback
|
|
|
try:
|
|
|
ds = self.opener("dirstate").read()
|
|
|
except IOError:
|
|
|
ds = ""
|
|
|
self.opener("journal.dirstate", "w").write(ds)
|
|
|
self.opener("journal.branch", "w").write(self.dirstate.branch())
|
|
|
self.opener("journal.desc", "w").write("%d,%s" % (len(self), desc))
|
|
|
|
|
|
renames = [(self.sjoin("journal"), self.sjoin("undo")),
|
|
|
(self.join("journal.dirstate"), self.join("undo.dirstate")),
|
|
|
(self.join("journal.branch"), self.join("undo.branch")),
|
|
|
(self.join("journal.desc"), self.join("undo.desc"))]
|
|
|
tr = transaction.transaction(self.ui.warn, self.sopener,
|
|
|
self.sjoin("journal"),
|
|
|
aftertrans(renames),
|
|
|
self.store.createmode)
|
|
|
self._transref = weakref.ref(tr)
|
|
|
return tr
|
|
|
|
|
|
def recover(self):
|
|
|
lock = self.lock()
|
|
|
try:
|
|
|
if os.path.exists(self.sjoin("journal")):
|
|
|
self.ui.status(_("rolling back interrupted transaction\n"))
|
|
|
transaction.rollback(self.sopener, self.sjoin("journal"),
|
|
|
self.ui.warn)
|
|
|
self.invalidate()
|
|
|
return True
|
|
|
else:
|
|
|
self.ui.warn(_("no interrupted transaction available\n"))
|
|
|
return False
|
|
|
finally:
|
|
|
lock.release()
|
|
|
|
|
|
def rollback(self, dryrun=False):
|
|
|
wlock = lock = None
|
|
|
try:
|
|
|
wlock = self.wlock()
|
|
|
lock = self.lock()
|
|
|
if os.path.exists(self.sjoin("undo")):
|
|
|
try:
|
|
|
args = self.opener("undo.desc", "r").read().split(",")
|
|
|
if len(args) == 3 and self.ui.verbose:
|
|
|
desc = _("rolling back %s (%s) to revision %s\n") % (
|
|
|
args[1], args[2], args[0])
|
|
|
else:
|
|
|
desc = _("rolling back %s to revision %s\n") % (
|
|
|
args[1], args[0])
|
|
|
except (IOError, IndexError):
|
|
|
desc = _("rolling back unknown transaction\n")
|
|
|
self.ui.status(desc)
|
|
|
if dryrun:
|
|
|
return
|
|
|
transaction.rollback(self.sopener, self.sjoin("undo"),
|
|
|
self.ui.warn)
|
|
|
util.rename(self.join("undo.dirstate"), self.join("dirstate"))
|
|
|
try:
|
|
|
branch = self.opener("undo.branch").read()
|
|
|
self.dirstate.setbranch(branch)
|
|
|
except IOError:
|
|
|
self.ui.warn(_("Named branch could not be reset, "
|
|
|
"current branch still is: %s\n")
|
|
|
% encoding.tolocal(self.dirstate.branch()))
|
|
|
self.invalidate()
|
|
|
self.dirstate.invalidate()
|
|
|
self.destroyed()
|
|
|
else:
|
|
|
self.ui.warn(_("no rollback information available\n"))
|
|
|
finally:
|
|
|
release(lock, wlock)
|
|
|
|
|
|
def invalidatecaches(self):
|
|
|
self._tags = None
|
|
|
self._tagtypes = None
|
|
|
self.nodetagscache = None
|
|
|
self._branchcache = None # in UTF-8
|
|
|
self._branchcachetip = None
|
|
|
|
|
|
def invalidate(self):
|
|
|
for a in "changelog manifest".split():
|
|
|
if a in self.__dict__:
|
|
|
delattr(self, a)
|
|
|
self.invalidatecaches()
|
|
|
|
|
|
def _lock(self, lockname, wait, releasefn, acquirefn, desc):
|
|
|
try:
|
|
|
l = lock.lock(lockname, 0, releasefn, desc=desc)
|
|
|
except error.LockHeld, inst:
|
|
|
if not wait:
|
|
|
raise
|
|
|
self.ui.warn(_("waiting for lock on %s held by %r\n") %
|
|
|
(desc, inst.locker))
|
|
|
# default to 600 seconds timeout
|
|
|
l = lock.lock(lockname, int(self.ui.config("ui", "timeout", "600")),
|
|
|
releasefn, desc=desc)
|
|
|
if acquirefn:
|
|
|
acquirefn()
|
|
|
return l
|
|
|
|
|
|
def lock(self, wait=True):
|
|
|
'''Lock the repository store (.hg/store) and return a weak reference
|
|
|
to the lock. Use this before modifying the store (e.g. committing or
|
|
|
stripping). If you are opening a transaction, get a lock as well.)'''
|
|
|
l = self._lockref and self._lockref()
|
|
|
if l is not None and l.held:
|
|
|
l.lock()
|
|
|
return l
|
|
|
|
|
|
l = self._lock(self.sjoin("lock"), wait, None, self.invalidate,
|
|
|
_('repository %s') % self.origroot)
|
|
|
self._lockref = weakref.ref(l)
|
|
|
return l
|
|
|
|
|
|
def wlock(self, wait=True):
|
|
|
'''Lock the non-store parts of the repository (everything under
|
|
|
.hg except .hg/store) and return a weak reference to the lock.
|
|
|
Use this before modifying files in .hg.'''
|
|
|
l = self._wlockref and self._wlockref()
|
|
|
if l is not None and l.held:
|
|
|
l.lock()
|
|
|
return l
|
|
|
|
|
|
l = self._lock(self.join("wlock"), wait, self.dirstate.write,
|
|
|
self.dirstate.invalidate, _('working directory of %s') %
|
|
|
self.origroot)
|
|
|
self._wlockref = weakref.ref(l)
|
|
|
return l
|
|
|
|
|
|
def _filecommit(self, fctx, manifest1, manifest2, linkrev, tr, changelist):
|
|
|
"""
|
|
|
commit an individual file as part of a larger transaction
|
|
|
"""
|
|
|
|
|
|
fname = fctx.path()
|
|
|
text = fctx.data()
|
|
|
flog = self.file(fname)
|
|
|
fparent1 = manifest1.get(fname, nullid)
|
|
|
fparent2 = fparent2o = manifest2.get(fname, nullid)
|
|
|
|
|
|
meta = {}
|
|
|
copy = fctx.renamed()
|
|
|
if copy and copy[0] != fname:
|
|
|
# Mark the new revision of this file as a copy of another
|
|
|
# file. This copy data will effectively act as a parent
|
|
|
# of this new revision. If this is a merge, the first
|
|
|
# parent will be the nullid (meaning "look up the copy data")
|
|
|
# and the second one will be the other parent. For example:
|
|
|
#
|
|
|
# 0 --- 1 --- 3 rev1 changes file foo
|
|
|
# \ / rev2 renames foo to bar and changes it
|
|
|
# \- 2 -/ rev3 should have bar with all changes and
|
|
|
# should record that bar descends from
|
|
|
# bar in rev2 and foo in rev1
|
|
|
#
|
|
|
# this allows this merge to succeed:
|
|
|
#
|
|
|
# 0 --- 1 --- 3 rev4 reverts the content change from rev2
|
|
|
# \ / merging rev3 and rev4 should use bar@rev2
|
|
|
# \- 2 --- 4 as the merge base
|
|
|
#
|
|
|
|
|
|
cfname = copy[0]
|
|
|
crev = manifest1.get(cfname)
|
|
|
newfparent = fparent2
|
|
|
|
|
|
if manifest2: # branch merge
|
|
|
if fparent2 == nullid or crev is None: # copied on remote side
|
|
|
if cfname in manifest2:
|
|
|
crev = manifest2[cfname]
|
|
|
newfparent = fparent1
|
|
|
|
|
|
# find source in nearest ancestor if we've lost track
|
|
|
if not crev:
|
|
|
self.ui.debug(" %s: searching for copy revision for %s\n" %
|
|
|
(fname, cfname))
|
|
|
for ancestor in self['.'].ancestors():
|
|
|
if cfname in ancestor:
|
|
|
crev = ancestor[cfname].filenode()
|
|
|
break
|
|
|
|
|
|
self.ui.debug(" %s: copy %s:%s\n" % (fname, cfname, hex(crev)))
|
|
|
meta["copy"] = cfname
|
|
|
meta["copyrev"] = hex(crev)
|
|
|
fparent1, fparent2 = nullid, newfparent
|
|
|
elif fparent2 != nullid:
|
|
|
# is one parent an ancestor of the other?
|
|
|
fparentancestor = flog.ancestor(fparent1, fparent2)
|
|
|
if fparentancestor == fparent1:
|
|
|
fparent1, fparent2 = fparent2, nullid
|
|
|
elif fparentancestor == fparent2:
|
|
|
fparent2 = nullid
|
|
|
|
|
|
# is the file changed?
|
|
|
if fparent2 != nullid or flog.cmp(fparent1, text) or meta:
|
|
|
changelist.append(fname)
|
|
|
return flog.add(text, meta, tr, linkrev, fparent1, fparent2)
|
|
|
|
|
|
# are just the flags changed during merge?
|
|
|
if fparent1 != fparent2o and manifest1.flags(fname) != fctx.flags():
|
|
|
changelist.append(fname)
|
|
|
|
|
|
return fparent1
|
|
|
|
|
|
def commit(self, text="", user=None, date=None, match=None, force=False,
|
|
|
editor=False, extra={}):
|
|
|
"""Add a new revision to current repository.
|
|
|
|
|
|
Revision information is gathered from the working directory,
|
|
|
match can be used to filter the committed files. If editor is
|
|
|
supplied, it is called to get a commit message.
|
|
|
"""
|
|
|
|
|
|
def fail(f, msg):
|
|
|
raise util.Abort('%s: %s' % (f, msg))
|
|
|
|
|
|
if not match:
|
|
|
match = matchmod.always(self.root, '')
|
|
|
|
|
|
if not force:
|
|
|
vdirs = []
|
|
|
match.dir = vdirs.append
|
|
|
match.bad = fail
|
|
|
|
|
|
wlock = self.wlock()
|
|
|
try:
|
|
|
p1, p2 = self.dirstate.parents()
|
|
|
wctx = self[None]
|
|
|
|
|
|
if (not force and p2 != nullid and match and
|
|
|
(match.files() or match.anypats())):
|
|
|
raise util.Abort(_('cannot partially commit a merge '
|
|
|
'(do not specify files or patterns)'))
|
|
|
|
|
|
changes = self.status(match=match, clean=force)
|
|
|
if force:
|
|
|
changes[0].extend(changes[6]) # mq may commit unchanged files
|
|
|
|
|
|
# check subrepos
|
|
|
subs = []
|
|
|
removedsubs = set()
|
|
|
for p in wctx.parents():
|
|
|
removedsubs.update(s for s in p.substate if match(s))
|
|
|
for s in wctx.substate:
|
|
|
removedsubs.discard(s)
|
|
|
if match(s) and wctx.sub(s).dirty():
|
|
|
subs.append(s)
|
|
|
if (subs or removedsubs) and '.hgsubstate' not in changes[0]:
|
|
|
changes[0].insert(0, '.hgsubstate')
|
|
|
|
|
|
# make sure all explicit patterns are matched
|
|
|
if not force and match.files():
|
|
|
matched = set(changes[0] + changes[1] + changes[2])
|
|
|
|
|
|
for f in match.files():
|
|
|
if f == '.' or f in matched or f in wctx.substate:
|
|
|
continue
|
|
|
if f in changes[3]: # missing
|
|
|
fail(f, _('file not found!'))
|
|
|
if f in vdirs: # visited directory
|
|
|
d = f + '/'
|
|
|
for mf in matched:
|
|
|
if mf.startswith(d):
|
|
|
break
|
|
|
else:
|
|
|
fail(f, _("no match under directory!"))
|
|
|
elif f not in self.dirstate:
|
|
|
fail(f, _("file not tracked!"))
|
|
|
|
|
|
if (not force and not extra.get("close") and p2 == nullid
|
|
|
and not (changes[0] or changes[1] or changes[2])
|
|
|
and self[None].branch() == self['.'].branch()):
|
|
|
return None
|
|
|
|
|
|
ms = mergemod.mergestate(self)
|
|
|
for f in changes[0]:
|
|
|
if f in ms and ms[f] == 'u':
|
|
|
raise util.Abort(_("unresolved merge conflicts "
|
|
|
"(see hg resolve)"))
|
|
|
|
|
|
cctx = context.workingctx(self, (p1, p2), text, user, date,
|
|
|
extra, changes)
|
|
|
if editor:
|
|
|
cctx._text = editor(self, cctx, subs)
|
|
|
edited = (text != cctx._text)
|
|
|
|
|
|
# commit subs
|
|
|
if subs or removedsubs:
|
|
|
state = wctx.substate.copy()
|
|
|
for s in subs:
|
|
|
self.ui.status(_('committing subrepository %s\n') % s)
|
|
|
sr = wctx.sub(s).commit(cctx._text, user, date)
|
|
|
state[s] = (state[s][0], sr)
|
|
|
subrepo.writestate(self, state)
|
|
|
|
|
|
# Save commit message in case this transaction gets rolled back
|
|
|
# (e.g. by a pretxncommit hook). Leave the content alone on
|
|
|
# the assumption that the user will use the same editor again.
|
|
|
msgfile = self.opener('last-message.txt', 'wb')
|
|
|
msgfile.write(cctx._text)
|
|
|
msgfile.close()
|
|
|
|
|
|
try:
|
|
|
hookp1, hookp2 = hex(p1), (p2 != nullid and hex(p2) or '')
|
|
|
self.hook("precommit", throw=True, parent1=hookp1, parent2=hookp2)
|
|
|
ret = self.commitctx(cctx, True)
|
|
|
except:
|
|
|
if edited:
|
|
|
msgfn = self.pathto(msgfile.name[len(self.root)+1:])
|
|
|
self.ui.write(
|
|
|
_('note: commit message saved in %s\n') % msgfn)
|
|
|
raise
|
|
|
|
|
|
# update dirstate and mergestate
|
|
|
for f in changes[0] + changes[1]:
|
|
|
self.dirstate.normal(f)
|
|
|
for f in changes[2]:
|
|
|
self.dirstate.forget(f)
|
|
|
self.dirstate.setparents(ret)
|
|
|
ms.reset()
|
|
|
finally:
|
|
|
wlock.release()
|
|
|
|
|
|
self.hook("commit", node=hex(ret), parent1=hookp1, parent2=hookp2)
|
|
|
return ret
|
|
|
|
|
|
def commitctx(self, ctx, error=False):
|
|
|
"""Add a new revision to current repository.
|
|
|
Revision information is passed via the context argument.
|
|
|
"""
|
|
|
|
|
|
tr = lock = None
|
|
|
removed = ctx.removed()
|
|
|
p1, p2 = ctx.p1(), ctx.p2()
|
|
|
m1 = p1.manifest().copy()
|
|
|
m2 = p2.manifest()
|
|
|
user = ctx.user()
|
|
|
|
|
|
lock = self.lock()
|
|
|
try:
|
|
|
tr = self.transaction("commit")
|
|
|
trp = weakref.proxy(tr)
|
|
|
|
|
|
# check in files
|
|
|
new = {}
|
|
|
changed = []
|
|
|
linkrev = len(self)
|
|
|
for f in sorted(ctx.modified() + ctx.added()):
|
|
|
self.ui.note(f + "\n")
|
|
|
try:
|
|
|
fctx = ctx[f]
|
|
|
new[f] = self._filecommit(fctx, m1, m2, linkrev, trp,
|
|
|
changed)
|
|
|
m1.set(f, fctx.flags())
|
|
|
except OSError, inst:
|
|
|
self.ui.warn(_("trouble committing %s!\n") % f)
|
|
|
raise
|
|
|
except IOError, inst:
|
|
|
errcode = getattr(inst, 'errno', errno.ENOENT)
|
|
|
if error or errcode and errcode != errno.ENOENT:
|
|
|
self.ui.warn(_("trouble committing %s!\n") % f)
|
|
|
raise
|
|
|
else:
|
|
|
removed.append(f)
|
|
|
|
|
|
# update manifest
|
|
|
m1.update(new)
|
|
|
removed = [f for f in sorted(removed) if f in m1 or f in m2]
|
|
|
drop = [f for f in removed if f in m1]
|
|
|
for f in drop:
|
|
|
del m1[f]
|
|
|
mn = self.manifest.add(m1, trp, linkrev, p1.manifestnode(),
|
|
|
p2.manifestnode(), (new, drop))
|
|
|
|
|
|
# update changelog
|
|
|
self.changelog.delayupdate()
|
|
|
n = self.changelog.add(mn, changed + removed, ctx.description(),
|
|
|
trp, p1.node(), p2.node(),
|
|
|
user, ctx.date(), ctx.extra().copy())
|
|
|
p = lambda: self.changelog.writepending() and self.root or ""
|
|
|
xp1, xp2 = p1.hex(), p2 and p2.hex() or ''
|
|
|
self.hook('pretxncommit', throw=True, node=hex(n), parent1=xp1,
|
|
|
parent2=xp2, pending=p)
|
|
|
self.changelog.finalize(trp)
|
|
|
tr.close()
|
|
|
|
|
|
if self._branchcache:
|
|
|
self.branchtags()
|
|
|
return n
|
|
|
finally:
|
|
|
del tr
|
|
|
lock.release()
|
|
|
|
|
|
def destroyed(self):
|
|
|
'''Inform the repository that nodes have been destroyed.
|
|
|
Intended for use by strip and rollback, so there's a common
|
|
|
place for anything that has to be done after destroying history.'''
|
|
|
# XXX it might be nice if we could take the list of destroyed
|
|
|
# nodes, but I don't see an easy way for rollback() to do that
|
|
|
|
|
|
# Ensure the persistent tag cache is updated. Doing it now
|
|
|
# means that the tag cache only has to worry about destroyed
|
|
|
# heads immediately after a strip/rollback. That in turn
|
|
|
# guarantees that "cachetip == currenttip" (comparing both rev
|
|
|
# and node) always means no nodes have been added or destroyed.
|
|
|
|
|
|
# XXX this is suboptimal when qrefresh'ing: we strip the current
|
|
|
# head, refresh the tag cache, then immediately add a new head.
|
|
|
# But I think doing it this way is necessary for the "instant
|
|
|
# tag cache retrieval" case to work.
|
|
|
self.invalidatecaches()
|
|
|
|
|
|
def walk(self, match, node=None):
|
|
|
'''
|
|
|
walk recursively through the directory tree or a given
|
|
|
changeset, finding all files matched by the match
|
|
|
function
|
|
|
'''
|
|
|
return self[node].walk(match)
|
|
|
|
|
|
def status(self, node1='.', node2=None, match=None,
|
|
|
ignored=False, clean=False, unknown=False):
|
|
|
"""return status of files between two nodes or node and working directory
|
|
|
|
|
|
If node1 is None, use the first dirstate parent instead.
|
|
|
If node2 is None, compare node1 with working directory.
|
|
|
"""
|
|
|
|
|
|
def mfmatches(ctx):
|
|
|
mf = ctx.manifest().copy()
|
|
|
for fn in mf.keys():
|
|
|
if not match(fn):
|
|
|
del mf[fn]
|
|
|
return mf
|
|
|
|
|
|
if isinstance(node1, context.changectx):
|
|
|
ctx1 = node1
|
|
|
else:
|
|
|
ctx1 = self[node1]
|
|
|
if isinstance(node2, context.changectx):
|
|
|
ctx2 = node2
|
|
|
else:
|
|
|
ctx2 = self[node2]
|
|
|
|
|
|
working = ctx2.rev() is None
|
|
|
parentworking = working and ctx1 == self['.']
|
|
|
match = match or matchmod.always(self.root, self.getcwd())
|
|
|
listignored, listclean, listunknown = ignored, clean, unknown
|
|
|
|
|
|
# load earliest manifest first for caching reasons
|
|
|
if not working and ctx2.rev() < ctx1.rev():
|
|
|
ctx2.manifest()
|
|
|
|
|
|
if not parentworking:
|
|
|
def bad(f, msg):
|
|
|
if f not in ctx1:
|
|
|
self.ui.warn('%s: %s\n' % (self.dirstate.pathto(f), msg))
|
|
|
match.bad = bad
|
|
|
|
|
|
if working: # we need to scan the working dir
|
|
|
subrepos = ctx1.substate.keys()
|
|
|
s = self.dirstate.status(match, subrepos, listignored,
|
|
|
listclean, listunknown)
|
|
|
cmp, modified, added, removed, deleted, unknown, ignored, clean = s
|
|
|
|
|
|
# check for any possibly clean files
|
|
|
if parentworking and cmp:
|
|
|
fixup = []
|
|
|
# do a full compare of any files that might have changed
|
|
|
for f in sorted(cmp):
|
|
|
if (f not in ctx1 or ctx2.flags(f) != ctx1.flags(f)
|
|
|
or ctx1[f].cmp(ctx2[f].data())):
|
|
|
modified.append(f)
|
|
|
else:
|
|
|
fixup.append(f)
|
|
|
|
|
|
if listclean:
|
|
|
clean += fixup
|
|
|
|
|
|
# update dirstate for files that are actually clean
|
|
|
if fixup:
|
|
|
try:
|
|
|
# updating the dirstate is optional
|
|
|
# so we don't wait on the lock
|
|
|
wlock = self.wlock(False)
|
|
|
try:
|
|
|
for f in fixup:
|
|
|
self.dirstate.normal(f)
|
|
|
finally:
|
|
|
wlock.release()
|
|
|
except error.LockError:
|
|
|
pass
|
|
|
|
|
|
if not parentworking:
|
|
|
mf1 = mfmatches(ctx1)
|
|
|
if working:
|
|
|
# we are comparing working dir against non-parent
|
|
|
# generate a pseudo-manifest for the working dir
|
|
|
mf2 = mfmatches(self['.'])
|
|
|
for f in cmp + modified + added:
|
|
|
mf2[f] = None
|
|
|
mf2.set(f, ctx2.flags(f))
|
|
|
for f in removed:
|
|
|
if f in mf2:
|
|
|
del mf2[f]
|
|
|
else:
|
|
|
# we are comparing two revisions
|
|
|
deleted, unknown, ignored = [], [], []
|
|
|
mf2 = mfmatches(ctx2)
|
|
|
|
|
|
modified, added, clean = [], [], []
|
|
|
for fn in mf2:
|
|
|
if fn in mf1:
|
|
|
if (mf1.flags(fn) != mf2.flags(fn) or
|
|
|
(mf1[fn] != mf2[fn] and
|
|
|
(mf2[fn] or ctx1[fn].cmp(ctx2[fn].data())))):
|
|
|
modified.append(fn)
|
|
|
elif listclean:
|
|
|
clean.append(fn)
|
|
|
del mf1[fn]
|
|
|
else:
|
|
|
added.append(fn)
|
|
|
removed = mf1.keys()
|
|
|
|
|
|
r = modified, added, removed, deleted, unknown, ignored, clean
|
|
|
[l.sort() for l in r]
|
|
|
return r
|
|
|
|
|
|
def add(self, list):
|
|
|
wlock = self.wlock()
|
|
|
try:
|
|
|
rejected = []
|
|
|
for f in list:
|
|
|
p = self.wjoin(f)
|
|
|
try:
|
|
|
st = os.lstat(p)
|
|
|
except:
|
|
|
self.ui.warn(_("%s does not exist!\n") % f)
|
|
|
rejected.append(f)
|
|
|
continue
|
|
|
if st.st_size > 10000000:
|
|
|
self.ui.warn(_("%s: up to %d MB of RAM may be required "
|
|
|
"to manage this file\n"
|
|
|
"(use 'hg revert %s' to cancel the "
|
|
|
"pending addition)\n")
|
|
|
% (f, 3 * st.st_size // 1000000, f))
|
|
|
if not (stat.S_ISREG(st.st_mode) or stat.S_ISLNK(st.st_mode)):
|
|
|
self.ui.warn(_("%s not added: only files and symlinks "
|
|
|
"supported currently\n") % f)
|
|
|
rejected.append(p)
|
|
|
elif self.dirstate[f] in 'amn':
|
|
|
self.ui.warn(_("%s already tracked!\n") % f)
|
|
|
elif self.dirstate[f] == 'r':
|
|
|
self.dirstate.normallookup(f)
|
|
|
else:
|
|
|
self.dirstate.add(f)
|
|
|
return rejected
|
|
|
finally:
|
|
|
wlock.release()
|
|
|
|
|
|
def forget(self, list):
|
|
|
wlock = self.wlock()
|
|
|
try:
|
|
|
for f in list:
|
|
|
if self.dirstate[f] != 'a':
|
|
|
self.ui.warn(_("%s not added!\n") % f)
|
|
|
else:
|
|
|
self.dirstate.forget(f)
|
|
|
finally:
|
|
|
wlock.release()
|
|
|
|
|
|
def remove(self, list, unlink=False):
|
|
|
if unlink:
|
|
|
for f in list:
|
|
|
try:
|
|
|
util.unlink(self.wjoin(f))
|
|
|
except OSError, inst:
|
|
|
if inst.errno != errno.ENOENT:
|
|
|
raise
|
|
|
wlock = self.wlock()
|
|
|
try:
|
|
|
for f in list:
|
|
|
if unlink and os.path.exists(self.wjoin(f)):
|
|
|
self.ui.warn(_("%s still exists!\n") % f)
|
|
|
elif self.dirstate[f] == 'a':
|
|
|
self.dirstate.forget(f)
|
|
|
elif f not in self.dirstate:
|
|
|
self.ui.warn(_("%s not tracked!\n") % f)
|
|
|
else:
|
|
|
self.dirstate.remove(f)
|
|
|
finally:
|
|
|
wlock.release()
|
|
|
|
|
|
def undelete(self, list):
|
|
|
manifests = [self.manifest.read(self.changelog.read(p)[0])
|
|
|
for p in self.dirstate.parents() if p != nullid]
|
|
|
wlock = self.wlock()
|
|
|
try:
|
|
|
for f in list:
|
|
|
if self.dirstate[f] != 'r':
|
|
|
self.ui.warn(_("%s not removed!\n") % f)
|
|
|
else:
|
|
|
m = f in manifests[0] and manifests[0] or manifests[1]
|
|
|
t = self.file(f).read(m[f])
|
|
|
self.wwrite(f, t, m.flags(f))
|
|
|
self.dirstate.normal(f)
|
|
|
finally:
|
|
|
wlock.release()
|
|
|
|
|
|
def copy(self, source, dest):
|
|
|
p = self.wjoin(dest)
|
|
|
if not (os.path.exists(p) or os.path.islink(p)):
|
|
|
self.ui.warn(_("%s does not exist!\n") % dest)
|
|
|
elif not (os.path.isfile(p) or os.path.islink(p)):
|
|
|
self.ui.warn(_("copy failed: %s is not a file or a "
|
|
|
"symbolic link\n") % dest)
|
|
|
else:
|
|
|
wlock = self.wlock()
|
|
|
try:
|
|
|
if self.dirstate[dest] in '?r':
|
|
|
self.dirstate.add(dest)
|
|
|
self.dirstate.copy(source, dest)
|
|
|
finally:
|
|
|
wlock.release()
|
|
|
|
|
|
def heads(self, start=None):
|
|
|
heads = self.changelog.heads(start)
|
|
|
# sort the output in rev descending order
|
|
|
heads = [(-self.changelog.rev(h), h) for h in heads]
|
|
|
return [n for (r, n) in sorted(heads)]
|
|
|
|
|
|
def branchheads(self, branch=None, start=None, closed=False):
|
|
|
'''return a (possibly filtered) list of heads for the given branch
|
|
|
|
|
|
Heads are returned in topological order, from newest to oldest.
|
|
|
If branch is None, use the dirstate branch.
|
|
|
If start is not None, return only heads reachable from start.
|
|
|
If closed is True, return heads that are marked as closed as well.
|
|
|
'''
|
|
|
if branch is None:
|
|
|
branch = self[None].branch()
|
|
|
branches = self.branchmap()
|
|
|
if branch not in branches:
|
|
|
return []
|
|
|
# the cache returns heads ordered lowest to highest
|
|
|
bheads = list(reversed(branches[branch]))
|
|
|
if start is not None:
|
|
|
# filter out the heads that cannot be reached from startrev
|
|
|
fbheads = set(self.changelog.nodesbetween([start], bheads)[2])
|
|
|
bheads = [h for h in bheads if h in fbheads]
|
|
|
if not closed:
|
|
|
bheads = [h for h in bheads if
|
|
|
('close' not in self.changelog.read(h)[5])]
|
|
|
return bheads
|
|
|
|
|
|
def branches(self, nodes):
|
|
|
if not nodes:
|
|
|
nodes = [self.changelog.tip()]
|
|
|
b = []
|
|
|
for n in nodes:
|
|
|
t = n
|
|
|
while 1:
|
|
|
p = self.changelog.parents(n)
|
|
|
if p[1] != nullid or p[0] == nullid:
|
|
|
b.append((t, n, p[0], p[1]))
|
|
|
break
|
|
|
n = p[0]
|
|
|
return b
|
|
|
|
|
|
def between(self, pairs):
|
|
|
r = []
|
|
|
|
|
|
for top, bottom in pairs:
|
|
|
n, l, i = top, [], 0
|
|
|
f = 1
|
|
|
|
|
|
while n != bottom and n != nullid:
|
|
|
p = self.changelog.parents(n)[0]
|
|
|
if i == f:
|
|
|
l.append(n)
|
|
|
f = f * 2
|
|
|
n = p
|
|
|
i += 1
|
|
|
|
|
|
r.append(l)
|
|
|
|
|
|
return r
|
|
|
|
|
|
def findincoming(self, remote, base=None, heads=None, force=False):
|
|
|
"""Return list of roots of the subsets of missing nodes from remote
|
|
|
|
|
|
If base dict is specified, assume that these nodes and their parents
|
|
|
exist on the remote side and that no child of a node of base exists
|
|
|
in both remote and self.
|
|
|
Furthermore base will be updated to include the nodes that exists
|
|
|
in self and remote but no children exists in self and remote.
|
|
|
If a list of heads is specified, return only nodes which are heads
|
|
|
or ancestors of these heads.
|
|
|
|
|
|
All the ancestors of base are in self and in remote.
|
|
|
All the descendants of the list returned are missing in self.
|
|
|
(and so we know that the rest of the nodes are missing in remote, see
|
|
|
outgoing)
|
|
|
"""
|
|
|
return self.findcommonincoming(remote, base, heads, force)[1]
|
|
|
|
|
|
def findcommonincoming(self, remote, base=None, heads=None, force=False):
|
|
|
"""Return a tuple (common, missing roots, heads) used to identify
|
|
|
missing nodes from remote.
|
|
|
|
|
|
If base dict is specified, assume that these nodes and their parents
|
|
|
exist on the remote side and that no child of a node of base exists
|
|
|
in both remote and self.
|
|
|
Furthermore base will be updated to include the nodes that exists
|
|
|
in self and remote but no children exists in self and remote.
|
|
|
If a list of heads is specified, return only nodes which are heads
|
|
|
or ancestors of these heads.
|
|
|
|
|
|
All the ancestors of base are in self and in remote.
|
|
|
"""
|
|
|
m = self.changelog.nodemap
|
|
|
search = []
|
|
|
fetch = set()
|
|
|
seen = set()
|
|
|
seenbranch = set()
|
|
|
if base is None:
|
|
|
base = {}
|
|
|
|
|
|
if not heads:
|
|
|
heads = remote.heads()
|
|
|
|
|
|
if self.changelog.tip() == nullid:
|
|
|
base[nullid] = 1
|
|
|
if heads != [nullid]:
|
|
|
return [nullid], [nullid], list(heads)
|
|
|
return [nullid], [], []
|
|
|
|
|
|
# assume we're closer to the tip than the root
|
|
|
# and start by examining the heads
|
|
|
self.ui.status(_("searching for changes\n"))
|
|
|
|
|
|
unknown = []
|
|
|
for h in heads:
|
|
|
if h not in m:
|
|
|
unknown.append(h)
|
|
|
else:
|
|
|
base[h] = 1
|
|
|
|
|
|
heads = unknown
|
|
|
if not unknown:
|
|
|
return base.keys(), [], []
|
|
|
|
|
|
req = set(unknown)
|
|
|
reqcnt = 0
|
|
|
|
|
|
# search through remote branches
|
|
|
# a 'branch' here is a linear segment of history, with four parts:
|
|
|
# head, root, first parent, second parent
|
|
|
# (a branch always has two parents (or none) by definition)
|
|
|
unknown = remote.branches(unknown)
|
|
|
while unknown:
|
|
|
r = []
|
|
|
while unknown:
|
|
|
n = unknown.pop(0)
|
|
|
if n[0] in seen:
|
|
|
continue
|
|
|
|
|
|
self.ui.debug("examining %s:%s\n"
|
|
|
% (short(n[0]), short(n[1])))
|
|
|
if n[0] == nullid: # found the end of the branch
|
|
|
pass
|
|
|
elif n in seenbranch:
|
|
|
self.ui.debug("branch already found\n")
|
|
|
continue
|
|
|
elif n[1] and n[1] in m: # do we know the base?
|
|
|
self.ui.debug("found incomplete branch %s:%s\n"
|
|
|
% (short(n[0]), short(n[1])))
|
|
|
search.append(n[0:2]) # schedule branch range for scanning
|
|
|
seenbranch.add(n)
|
|
|
else:
|
|
|
if n[1] not in seen and n[1] not in fetch:
|
|
|
if n[2] in m and n[3] in m:
|
|
|
self.ui.debug("found new changeset %s\n" %
|
|
|
short(n[1]))
|
|
|
fetch.add(n[1]) # earliest unknown
|
|
|
for p in n[2:4]:
|
|
|
if p in m:
|
|
|
base[p] = 1 # latest known
|
|
|
|
|
|
for p in n[2:4]:
|
|
|
if p not in req and p not in m:
|
|
|
r.append(p)
|
|
|
req.add(p)
|
|
|
seen.add(n[0])
|
|
|
|
|
|
if r:
|
|
|
reqcnt += 1
|
|
|
self.ui.progress(_('searching'), reqcnt, unit=_('queries'))
|
|
|
self.ui.debug("request %d: %s\n" %
|
|
|
(reqcnt, " ".join(map(short, r))))
|
|
|
for p in xrange(0, len(r), 10):
|
|
|
for b in remote.branches(r[p:p + 10]):
|
|
|
self.ui.debug("received %s:%s\n" %
|
|
|
(short(b[0]), short(b[1])))
|
|
|
unknown.append(b)
|
|
|
|
|
|
# do binary search on the branches we found
|
|
|
while search:
|
|
|
newsearch = []
|
|
|
reqcnt += 1
|
|
|
self.ui.progress(_('searching'), reqcnt, unit=_('queries'))
|
|
|
for n, l in zip(search, remote.between(search)):
|
|
|
l.append(n[1])
|
|
|
p = n[0]
|
|
|
f = 1
|
|
|
for i in l:
|
|
|
self.ui.debug("narrowing %d:%d %s\n" % (f, len(l), short(i)))
|
|
|
if i in m:
|
|
|
if f <= 2:
|
|
|
self.ui.debug("found new branch changeset %s\n" %
|
|
|
short(p))
|
|
|
fetch.add(p)
|
|
|
base[i] = 1
|
|
|
else:
|
|
|
self.ui.debug("narrowed branch search to %s:%s\n"
|
|
|
% (short(p), short(i)))
|
|
|
newsearch.append((p, i))
|
|
|
break
|
|
|
p, f = i, f * 2
|
|
|
search = newsearch
|
|
|
|
|
|
# sanity check our fetch list
|
|
|
for f in fetch:
|
|
|
if f in m:
|
|
|
raise error.RepoError(_("already have changeset ")
|
|
|
+ short(f[:4]))
|
|
|
|
|
|
if base.keys() == [nullid]:
|
|
|
if force:
|
|
|
self.ui.warn(_("warning: repository is unrelated\n"))
|
|
|
else:
|
|
|
raise util.Abort(_("repository is unrelated"))
|
|
|
|
|
|
self.ui.debug("found new changesets starting at " +
|
|
|
" ".join([short(f) for f in fetch]) + "\n")
|
|
|
|
|
|
self.ui.progress(_('searching'), None)
|
|
|
self.ui.debug("%d total queries\n" % reqcnt)
|
|
|
|
|
|
return base.keys(), list(fetch), heads
|
|
|
|
|
|
def findoutgoing(self, remote, base=None, heads=None, force=False):
|
|
|
"""Return list of nodes that are roots of subsets not in remote
|
|
|
|
|
|
If base dict is specified, assume that these nodes and their parents
|
|
|
exist on the remote side.
|
|
|
If a list of heads is specified, return only nodes which are heads
|
|
|
or ancestors of these heads, and return a second element which
|
|
|
contains all remote heads which get new children.
|
|
|
"""
|
|
|
if base is None:
|
|
|
base = {}
|
|
|
self.findincoming(remote, base, heads, force=force)
|
|
|
|
|
|
self.ui.debug("common changesets up to "
|
|
|
+ " ".join(map(short, base.keys())) + "\n")
|
|
|
|
|
|
remain = set(self.changelog.nodemap)
|
|
|
|
|
|
# prune everything remote has from the tree
|
|
|
remain.remove(nullid)
|
|
|
remove = base.keys()
|
|
|
while remove:
|
|
|
n = remove.pop(0)
|
|
|
if n in remain:
|
|
|
remain.remove(n)
|
|
|
for p in self.changelog.parents(n):
|
|
|
remove.append(p)
|
|
|
|
|
|
# find every node whose parents have been pruned
|
|
|
subset = []
|
|
|
# find every remote head that will get new children
|
|
|
updated_heads = set()
|
|
|
for n in remain:
|
|
|
p1, p2 = self.changelog.parents(n)
|
|
|
if p1 not in remain and p2 not in remain:
|
|
|
subset.append(n)
|
|
|
if heads:
|
|
|
if p1 in heads:
|
|
|
updated_heads.add(p1)
|
|
|
if p2 in heads:
|
|
|
updated_heads.add(p2)
|
|
|
|
|
|
# this is the set of all roots we have to push
|
|
|
if heads:
|
|
|
return subset, list(updated_heads)
|
|
|
else:
|
|
|
return subset
|
|
|
|
|
|
def pull(self, remote, heads=None, force=False):
|
|
|
lock = self.lock()
|
|
|
try:
|
|
|
common, fetch, rheads = self.findcommonincoming(remote, heads=heads,
|
|
|
force=force)
|
|
|
if not fetch:
|
|
|
self.ui.status(_("no changes found\n"))
|
|
|
return 0
|
|
|
|
|
|
if fetch == [nullid]:
|
|
|
self.ui.status(_("requesting all changes\n"))
|
|
|
elif heads is None and remote.capable('changegroupsubset'):
|
|
|
# issue1320, avoid a race if remote changed after discovery
|
|
|
heads = rheads
|
|
|
|
|
|
if heads is None:
|
|
|
cg = remote.changegroup(fetch, 'pull')
|
|
|
else:
|
|
|
if not remote.capable('changegroupsubset'):
|
|
|
raise util.Abort(_("Partial pull cannot be done because "
|
|
|
"other repository doesn't support "
|
|
|
"changegroupsubset."))
|
|
|
cg = remote.changegroupsubset(fetch, heads, 'pull')
|
|
|
return self.addchangegroup(cg, 'pull', remote.url())
|
|
|
finally:
|
|
|
lock.release()
|
|
|
|
|
|
def push(self, remote, force=False, revs=None):
|
|
|
# there are two ways to push to remote repo:
|
|
|
#
|
|
|
# addchangegroup assumes local user can lock remote
|
|
|
# repo (local filesystem, old ssh servers).
|
|
|
#
|
|
|
# unbundle assumes local user cannot lock remote repo (new ssh
|
|
|
# servers, http servers).
|
|
|
|
|
|
if remote.capable('unbundle'):
|
|
|
return self.push_unbundle(remote, force, revs)
|
|
|
return self.push_addchangegroup(remote, force, revs)
|
|
|
|
|
|
def prepush(self, remote, force, revs):
|
|
|
'''Analyze the local and remote repositories and determine which
|
|
|
changesets need to be pushed to the remote. Return a tuple
|
|
|
(changegroup, remoteheads). changegroup is a readable file-like
|
|
|
object whose read() returns successive changegroup chunks ready to
|
|
|
be sent over the wire. remoteheads is the list of remote heads.
|
|
|
'''
|
|
|
common = {}
|
|
|
remote_heads = remote.heads()
|
|
|
inc = self.findincoming(remote, common, remote_heads, force=force)
|
|
|
|
|
|
cl = self.changelog
|
|
|
update, updated_heads = self.findoutgoing(remote, common, remote_heads)
|
|
|
msng_cl, bases, heads = cl.nodesbetween(update, revs)
|
|
|
|
|
|
outgoingnodeset = set(msng_cl)
|
|
|
# compute set of nodes which, if they were a head before, no longer are
|
|
|
nolongeraheadnodeset = set(p for n in msng_cl for p in cl.parents(n))
|
|
|
|
|
|
def checkbranch(lheads, rheads, branchname=None):
|
|
|
'''
|
|
|
check whether there are more local heads than remote heads on
|
|
|
a specific branch.
|
|
|
|
|
|
lheads: local branch heads
|
|
|
rheads: remote branch heads
|
|
|
'''
|
|
|
newlheads = [n for n in lheads if n in outgoingnodeset]
|
|
|
formerrheads = [n for n in rheads if n in nolongeraheadnodeset]
|
|
|
if len(newlheads) > len(formerrheads):
|
|
|
# we add more new heads than we demote former heads to non-head
|
|
|
if branchname is not None:
|
|
|
msg = _("abort: push creates new remote heads"
|
|
|
" on branch '%s'!\n") % branchname
|
|
|
else:
|
|
|
msg = _("abort: push creates new remote heads!\n")
|
|
|
self.ui.warn(msg)
|
|
|
if len(lheads) > len(rheads):
|
|
|
self.ui.status(_("(did you forget to merge?"
|
|
|
" use push -f to force)\n"))
|
|
|
else:
|
|
|
self.ui.status(_("(you should pull and merge or"
|
|
|
" use push -f to force)\n"))
|
|
|
return False
|
|
|
return True
|
|
|
|
|
|
if not bases:
|
|
|
self.ui.status(_("no changes found\n"))
|
|
|
return None, 1
|
|
|
elif not force:
|
|
|
# Check for each named branch if we're creating new remote heads.
|
|
|
# To be a remote head after push, node must be either:
|
|
|
# - unknown locally
|
|
|
# - a local outgoing head descended from update
|
|
|
# - a remote head that's known locally and not
|
|
|
# ancestral to an outgoing head
|
|
|
#
|
|
|
# New named branches cannot be created without --force.
|
|
|
|
|
|
if remote_heads != [nullid]:
|
|
|
if remote.capable('branchmap'):
|
|
|
remotebrheads = remote.branchmap()
|
|
|
|
|
|
if not revs:
|
|
|
localbrheads = self.branchmap()
|
|
|
else:
|
|
|
localbrheads = {}
|
|
|
ctxgen = (self[n] for n in msng_cl)
|
|
|
self._updatebranchcache(localbrheads, ctxgen)
|
|
|
|
|
|
newbranches = list(set(localbrheads) - set(remotebrheads))
|
|
|
if newbranches: # new branch requires --force
|
|
|
branchnames = ', '.join("%s" % b for b in newbranches)
|
|
|
self.ui.warn(_("abort: push creates "
|
|
|
"new remote branches: %s!\n")
|
|
|
% branchnames)
|
|
|
# propose 'push -b .' in the msg too?
|
|
|
self.ui.status(_("(use 'hg push -f' to force)\n"))
|
|
|
return None, 0
|
|
|
for branch, lheads in localbrheads.iteritems():
|
|
|
if branch in remotebrheads:
|
|
|
rheads = remotebrheads[branch]
|
|
|
if not checkbranch(lheads, rheads, branch):
|
|
|
return None, 0
|
|
|
else:
|
|
|
if not checkbranch(heads, remote_heads):
|
|
|
return None, 0
|
|
|
|
|
|
if inc:
|
|
|
self.ui.warn(_("note: unsynced remote changes!\n"))
|
|
|
|
|
|
|
|
|
if revs is None:
|
|
|
# use the fast path, no race possible on push
|
|
|
nodes = cl.findmissing(common.keys())
|
|
|
cg = self._changegroup(nodes, 'push')
|
|
|
else:
|
|
|
cg = self.changegroupsubset(update, revs, 'push')
|
|
|
return cg, remote_heads
|
|
|
|
|
|
def push_addchangegroup(self, remote, force, revs):
|
|
|
lock = remote.lock()
|
|
|
try:
|
|
|
ret = self.prepush(remote, force, revs)
|
|
|
if ret[0] is not None:
|
|
|
cg, remote_heads = ret
|
|
|
return remote.addchangegroup(cg, 'push', self.url())
|
|
|
return ret[1]
|
|
|
finally:
|
|
|
lock.release()
|
|
|
|
|
|
def push_unbundle(self, remote, force, revs):
|
|
|
# local repo finds heads on server, finds out what revs it
|
|
|
# must push. once revs transferred, if server finds it has
|
|
|
# different heads (someone else won commit/push race), server
|
|
|
# aborts.
|
|
|
|
|
|
ret = self.prepush(remote, force, revs)
|
|
|
if ret[0] is not None:
|
|
|
cg, remote_heads = ret
|
|
|
if force:
|
|
|
remote_heads = ['force']
|
|
|
return remote.unbundle(cg, remote_heads, 'push')
|
|
|
return ret[1]
|
|
|
|
|
|
def changegroupinfo(self, nodes, source):
|
|
|
if self.ui.verbose or source == 'bundle':
|
|
|
self.ui.status(_("%d changesets found\n") % len(nodes))
|
|
|
if self.ui.debugflag:
|
|
|
self.ui.debug("list of changesets:\n")
|
|
|
for node in nodes:
|
|
|
self.ui.debug("%s\n" % hex(node))
|
|
|
|
|
|
def changegroupsubset(self, bases, heads, source, extranodes=None):
|
|
|
"""Compute a changegroup consisting of all the nodes that are
|
|
|
descendents of any of the bases and ancestors of any of the heads.
|
|
|
Return a chunkbuffer object whose read() method will return
|
|
|
successive changegroup chunks.
|
|
|
|
|
|
It is fairly complex as determining which filenodes and which
|
|
|
manifest nodes need to be included for the changeset to be complete
|
|
|
is non-trivial.
|
|
|
|
|
|
Another wrinkle is doing the reverse, figuring out which changeset in
|
|
|
the changegroup a particular filenode or manifestnode belongs to.
|
|
|
|
|
|
The caller can specify some nodes that must be included in the
|
|
|
changegroup using the extranodes argument. It should be a dict
|
|
|
where the keys are the filenames (or 1 for the manifest), and the
|
|
|
values are lists of (node, linknode) tuples, where node is a wanted
|
|
|
node and linknode is the changelog node that should be transmitted as
|
|
|
the linkrev.
|
|
|
"""
|
|
|
|
|
|
# Set up some initial variables
|
|
|
# Make it easy to refer to self.changelog
|
|
|
cl = self.changelog
|
|
|
# msng is short for missing - compute the list of changesets in this
|
|
|
# changegroup.
|
|
|
if not bases:
|
|
|
bases = [nullid]
|
|
|
msng_cl_lst, bases, heads = cl.nodesbetween(bases, heads)
|
|
|
|
|
|
if extranodes is None:
|
|
|
# can we go through the fast path ?
|
|
|
heads.sort()
|
|
|
allheads = self.heads()
|
|
|
allheads.sort()
|
|
|
if heads == allheads:
|
|
|
return self._changegroup(msng_cl_lst, source)
|
|
|
|
|
|
# slow path
|
|
|
self.hook('preoutgoing', throw=True, source=source)
|
|
|
|
|
|
self.changegroupinfo(msng_cl_lst, source)
|
|
|
# Some bases may turn out to be superfluous, and some heads may be
|
|
|
# too. nodesbetween will return the minimal set of bases and heads
|
|
|
# necessary to re-create the changegroup.
|
|
|
|
|
|
# Known heads are the list of heads that it is assumed the recipient
|
|
|
# of this changegroup will know about.
|
|
|
knownheads = set()
|
|
|
# We assume that all parents of bases are known heads.
|
|
|
for n in bases:
|
|
|
knownheads.update(cl.parents(n))
|
|
|
knownheads.discard(nullid)
|
|
|
knownheads = list(knownheads)
|
|
|
if knownheads:
|
|
|
# Now that we know what heads are known, we can compute which
|
|
|
# changesets are known. The recipient must know about all
|
|
|
# changesets required to reach the known heads from the null
|
|
|
# changeset.
|
|
|
has_cl_set, junk, junk = cl.nodesbetween(None, knownheads)
|
|
|
junk = None
|
|
|
# Transform the list into a set.
|
|
|
has_cl_set = set(has_cl_set)
|
|
|
else:
|
|
|
# If there were no known heads, the recipient cannot be assumed to
|
|
|
# know about any changesets.
|
|
|
has_cl_set = set()
|
|
|
|
|
|
# Make it easy to refer to self.manifest
|
|
|
mnfst = self.manifest
|
|
|
# We don't know which manifests are missing yet
|
|
|
msng_mnfst_set = {}
|
|
|
# Nor do we know which filenodes are missing.
|
|
|
msng_filenode_set = {}
|
|
|
|
|
|
junk = mnfst.index[len(mnfst) - 1] # Get around a bug in lazyindex
|
|
|
junk = None
|
|
|
|
|
|
# A changeset always belongs to itself, so the changenode lookup
|
|
|
# function for a changenode is identity.
|
|
|
def identity(x):
|
|
|
return x
|
|
|
|
|
|
# If we determine that a particular file or manifest node must be a
|
|
|
# node that the recipient of the changegroup will already have, we can
|
|
|
# also assume the recipient will have all the parents. This function
|
|
|
# prunes them from the set of missing nodes.
|
|
|
def prune_parents(revlog, hasset, msngset):
|
|
|
for r in revlog.ancestors(*[revlog.rev(n) for n in hasset]):
|
|
|
msngset.pop(revlog.node(r), None)
|
|
|
|
|
|
# Use the information collected in collect_manifests_and_files to say
|
|
|
# which changenode any manifestnode belongs to.
|
|
|
def lookup_manifest_link(mnfstnode):
|
|
|
return msng_mnfst_set[mnfstnode]
|
|
|
|
|
|
# A function generating function that sets up the initial environment
|
|
|
# the inner function.
|
|
|
def filenode_collector(changedfiles):
|
|
|
# This gathers information from each manifestnode included in the
|
|
|
# changegroup about which filenodes the manifest node references
|
|
|
# so we can include those in the changegroup too.
|
|
|
#
|
|
|
# It also remembers which changenode each filenode belongs to. It
|
|
|
# does this by assuming the a filenode belongs to the changenode
|
|
|
# the first manifest that references it belongs to.
|
|
|
def collect_msng_filenodes(mnfstnode):
|
|
|
r = mnfst.rev(mnfstnode)
|
|
|
if r - 1 in mnfst.parentrevs(r):
|
|
|
# If the previous rev is one of the parents,
|
|
|
# we only need to see a diff.
|
|
|
deltamf = mnfst.readdelta(mnfstnode)
|
|
|
# For each line in the delta
|
|
|
for f, fnode in deltamf.iteritems():
|
|
|
f = changedfiles.get(f, None)
|
|
|
# And if the file is in the list of files we care
|
|
|
# about.
|
|
|
if f is not None:
|
|
|
# Get the changenode this manifest belongs to
|
|
|
clnode = msng_mnfst_set[mnfstnode]
|
|
|
# Create the set of filenodes for the file if
|
|
|
# there isn't one already.
|
|
|
ndset = msng_filenode_set.setdefault(f, {})
|
|
|
# And set the filenode's changelog node to the
|
|
|
# manifest's if it hasn't been set already.
|
|
|
ndset.setdefault(fnode, clnode)
|
|
|
else:
|
|
|
# Otherwise we need a full manifest.
|
|
|
m = mnfst.read(mnfstnode)
|
|
|
# For every file in we care about.
|
|
|
for f in changedfiles:
|
|
|
fnode = m.get(f, None)
|
|
|
# If it's in the manifest
|
|
|
if fnode is not None:
|
|
|
# See comments above.
|
|
|
clnode = msng_mnfst_set[mnfstnode]
|
|
|
ndset = msng_filenode_set.setdefault(f, {})
|
|
|
ndset.setdefault(fnode, clnode)
|
|
|
return collect_msng_filenodes
|
|
|
|
|
|
# We have a list of filenodes we think we need for a file, lets remove
|
|
|
# all those we know the recipient must have.
|
|
|
def prune_filenodes(f, filerevlog):
|
|
|
msngset = msng_filenode_set[f]
|
|
|
hasset = set()
|
|
|
# If a 'missing' filenode thinks it belongs to a changenode we
|
|
|
# assume the recipient must have, then the recipient must have
|
|
|
# that filenode.
|
|
|
for n in msngset:
|
|
|
clnode = cl.node(filerevlog.linkrev(filerevlog.rev(n)))
|
|
|
if clnode in has_cl_set:
|
|
|
hasset.add(n)
|
|
|
prune_parents(filerevlog, hasset, msngset)
|
|
|
|
|
|
# A function generator function that sets up the a context for the
|
|
|
# inner function.
|
|
|
def lookup_filenode_link_func(fname):
|
|
|
msngset = msng_filenode_set[fname]
|
|
|
# Lookup the changenode the filenode belongs to.
|
|
|
def lookup_filenode_link(fnode):
|
|
|
return msngset[fnode]
|
|
|
return lookup_filenode_link
|
|
|
|
|
|
# Add the nodes that were explicitly requested.
|
|
|
def add_extra_nodes(name, nodes):
|
|
|
if not extranodes or name not in extranodes:
|
|
|
return
|
|
|
|
|
|
for node, linknode in extranodes[name]:
|
|
|
if node not in nodes:
|
|
|
nodes[node] = linknode
|
|
|
|
|
|
# Now that we have all theses utility functions to help out and
|
|
|
# logically divide up the task, generate the group.
|
|
|
def gengroup():
|
|
|
# The set of changed files starts empty.
|
|
|
changedfiles = {}
|
|
|
collect = changegroup.collector(cl, msng_mnfst_set, changedfiles)
|
|
|
|
|
|
# Create a changenode group generator that will call our functions
|
|
|
# back to lookup the owning changenode and collect information.
|
|
|
group = cl.group(msng_cl_lst, identity, collect)
|
|
|
cnt = 0
|
|
|
for chnk in group:
|
|
|
yield chnk
|
|
|
self.ui.progress(_('bundling changes'), cnt, unit=_('chunks'))
|
|
|
cnt += 1
|
|
|
self.ui.progress(_('bundling changes'), None)
|
|
|
|
|
|
|
|
|
# Figure out which manifest nodes (of the ones we think might be
|
|
|
# part of the changegroup) the recipient must know about and
|
|
|
# remove them from the changegroup.
|
|
|
has_mnfst_set = set()
|
|
|
for n in msng_mnfst_set:
|
|
|
# If a 'missing' manifest thinks it belongs to a changenode
|
|
|
# the recipient is assumed to have, obviously the recipient
|
|
|
# must have that manifest.
|
|
|
linknode = cl.node(mnfst.linkrev(mnfst.rev(n)))
|
|
|
if linknode in has_cl_set:
|
|
|
has_mnfst_set.add(n)
|
|
|
prune_parents(mnfst, has_mnfst_set, msng_mnfst_set)
|
|
|
add_extra_nodes(1, msng_mnfst_set)
|
|
|
msng_mnfst_lst = msng_mnfst_set.keys()
|
|
|
# Sort the manifestnodes by revision number.
|
|
|
msng_mnfst_lst.sort(key=mnfst.rev)
|
|
|
# Create a generator for the manifestnodes that calls our lookup
|
|
|
# and data collection functions back.
|
|
|
group = mnfst.group(msng_mnfst_lst, lookup_manifest_link,
|
|
|
filenode_collector(changedfiles))
|
|
|
cnt = 0
|
|
|
for chnk in group:
|
|
|
yield chnk
|
|
|
self.ui.progress(_('bundling manifests'), cnt, unit=_('chunks'))
|
|
|
cnt += 1
|
|
|
self.ui.progress(_('bundling manifests'), None)
|
|
|
|
|
|
# These are no longer needed, dereference and toss the memory for
|
|
|
# them.
|
|
|
msng_mnfst_lst = None
|
|
|
msng_mnfst_set.clear()
|
|
|
|
|
|
if extranodes:
|
|
|
for fname in extranodes:
|
|
|
if isinstance(fname, int):
|
|
|
continue
|
|
|
msng_filenode_set.setdefault(fname, {})
|
|
|
changedfiles[fname] = 1
|
|
|
# Go through all our files in order sorted by name.
|
|
|
cnt = 0
|
|
|
for fname in sorted(changedfiles):
|
|
|
filerevlog = self.file(fname)
|
|
|
if not len(filerevlog):
|
|
|
raise util.Abort(_("empty or missing revlog for %s") % fname)
|
|
|
# Toss out the filenodes that the recipient isn't really
|
|
|
# missing.
|
|
|
if fname in msng_filenode_set:
|
|
|
prune_filenodes(fname, filerevlog)
|
|
|
add_extra_nodes(fname, msng_filenode_set[fname])
|
|
|
msng_filenode_lst = msng_filenode_set[fname].keys()
|
|
|
else:
|
|
|
msng_filenode_lst = []
|
|
|
# If any filenodes are left, generate the group for them,
|
|
|
# otherwise don't bother.
|
|
|
if len(msng_filenode_lst) > 0:
|
|
|
yield changegroup.chunkheader(len(fname))
|
|
|
yield fname
|
|
|
# Sort the filenodes by their revision #
|
|
|
msng_filenode_lst.sort(key=filerevlog.rev)
|
|
|
# Create a group generator and only pass in a changenode
|
|
|
# lookup function as we need to collect no information
|
|
|
# from filenodes.
|
|
|
group = filerevlog.group(msng_filenode_lst,
|
|
|
lookup_filenode_link_func(fname))
|
|
|
for chnk in group:
|
|
|
self.ui.progress(
|
|
|
_('bundling files'), cnt, item=fname, unit=_('chunks'))
|
|
|
cnt += 1
|
|
|
yield chnk
|
|
|
if fname in msng_filenode_set:
|
|
|
# Don't need this anymore, toss it to free memory.
|
|
|
del msng_filenode_set[fname]
|
|
|
# Signal that no more groups are left.
|
|
|
yield changegroup.closechunk()
|
|
|
self.ui.progress(_('bundling files'), None)
|
|
|
|
|
|
if msng_cl_lst:
|
|
|
self.hook('outgoing', node=hex(msng_cl_lst[0]), source=source)
|
|
|
|
|
|
return util.chunkbuffer(gengroup())
|
|
|
|
|
|
def changegroup(self, basenodes, source):
|
|
|
# to avoid a race we use changegroupsubset() (issue1320)
|
|
|
return self.changegroupsubset(basenodes, self.heads(), source)
|
|
|
|
|
|
def _changegroup(self, nodes, source):
|
|
|
"""Compute the changegroup of all nodes that we have that a recipient
|
|
|
doesn't. Return a chunkbuffer object whose read() method will return
|
|
|
successive changegroup chunks.
|
|
|
|
|
|
This is much easier than the previous function as we can assume that
|
|
|
the recipient has any changenode we aren't sending them.
|
|
|
|
|
|
nodes is the set of nodes to send"""
|
|
|
|
|
|
self.hook('preoutgoing', throw=True, source=source)
|
|
|
|
|
|
cl = self.changelog
|
|
|
revset = set([cl.rev(n) for n in nodes])
|
|
|
self.changegroupinfo(nodes, source)
|
|
|
|
|
|
def identity(x):
|
|
|
return x
|
|
|
|
|
|
def gennodelst(log):
|
|
|
for r in log:
|
|
|
if log.linkrev(r) in revset:
|
|
|
yield log.node(r)
|
|
|
|
|
|
def lookuprevlink_func(revlog):
|
|
|
def lookuprevlink(n):
|
|
|
return cl.node(revlog.linkrev(revlog.rev(n)))
|
|
|
return lookuprevlink
|
|
|
|
|
|
def gengroup():
|
|
|
'''yield a sequence of changegroup chunks (strings)'''
|
|
|
# construct a list of all changed files
|
|
|
changedfiles = {}
|
|
|
mmfs = {}
|
|
|
collect = changegroup.collector(cl, mmfs, changedfiles)
|
|
|
|
|
|
cnt = 0
|
|
|
for chnk in cl.group(nodes, identity, collect):
|
|
|
self.ui.progress(_('bundling changes'), cnt, unit=_('chunks'))
|
|
|
cnt += 1
|
|
|
yield chnk
|
|
|
self.ui.progress(_('bundling changes'), None)
|
|
|
|
|
|
mnfst = self.manifest
|
|
|
nodeiter = gennodelst(mnfst)
|
|
|
cnt = 0
|
|
|
for chnk in mnfst.group(nodeiter, lookuprevlink_func(mnfst)):
|
|
|
self.ui.progress(_('bundling manifests'), cnt, unit=_('chunks'))
|
|
|
cnt += 1
|
|
|
yield chnk
|
|
|
self.ui.progress(_('bundling manifests'), None)
|
|
|
|
|
|
cnt = 0
|
|
|
for fname in sorted(changedfiles):
|
|
|
filerevlog = self.file(fname)
|
|
|
if not len(filerevlog):
|
|
|
raise util.Abort(_("empty or missing revlog for %s") % fname)
|
|
|
nodeiter = gennodelst(filerevlog)
|
|
|
nodeiter = list(nodeiter)
|
|
|
if nodeiter:
|
|
|
yield changegroup.chunkheader(len(fname))
|
|
|
yield fname
|
|
|
lookup = lookuprevlink_func(filerevlog)
|
|
|
for chnk in filerevlog.group(nodeiter, lookup):
|
|
|
self.ui.progress(
|
|
|
_('bundling files'), cnt, item=fname, unit=_('chunks'))
|
|
|
cnt += 1
|
|
|
yield chnk
|
|
|
self.ui.progress(_('bundling files'), None)
|
|
|
|
|
|
yield changegroup.closechunk()
|
|
|
|
|
|
if nodes:
|
|
|
self.hook('outgoing', node=hex(nodes[0]), source=source)
|
|
|
|
|
|
return util.chunkbuffer(gengroup())
|
|
|
|
|
|
def addchangegroup(self, source, srctype, url, emptyok=False):
|
|
|
"""add changegroup to repo.
|
|
|
|
|
|
return values:
|
|
|
- nothing changed or no source: 0
|
|
|
- more heads than before: 1+added heads (2..n)
|
|
|
- less heads than before: -1-removed heads (-2..-n)
|
|
|
- number of heads stays the same: 1
|
|
|
"""
|
|
|
def csmap(x):
|
|
|
self.ui.debug("add changeset %s\n" % short(x))
|
|
|
return len(cl)
|
|
|
|
|
|
def revmap(x):
|
|
|
return cl.rev(x)
|
|
|
|
|
|
if not source:
|
|
|
return 0
|
|
|
|
|
|
self.hook('prechangegroup', throw=True, source=srctype, url=url)
|
|
|
|
|
|
changesets = files = revisions = 0
|
|
|
|
|
|
# write changelog data to temp files so concurrent readers will not see
|
|
|
# inconsistent view
|
|
|
cl = self.changelog
|
|
|
cl.delayupdate()
|
|
|
oldheads = len(cl.heads())
|
|
|
|
|
|
tr = self.transaction(",".join([srctype, url]))
|
|
|
try:
|
|
|
trp = weakref.proxy(tr)
|
|
|
# pull off the changeset group
|
|
|
self.ui.status(_("adding changesets\n"))
|
|
|
clstart = len(cl)
|
|
|
class prog(object):
|
|
|
step = _('changesets')
|
|
|
count = 1
|
|
|
ui = self.ui
|
|
|
def __call__(self):
|
|
|
self.ui.progress(self.step, self.count, unit=_('chunks'))
|
|
|
self.count += 1
|
|
|
pr = prog()
|
|
|
chunkiter = changegroup.chunkiter(source, progress=pr)
|
|
|
if cl.addgroup(chunkiter, csmap, trp) is None and not emptyok:
|
|
|
raise util.Abort(_("received changelog group is empty"))
|
|
|
clend = len(cl)
|
|
|
changesets = clend - clstart
|
|
|
self.ui.progress(_('changesets'), None)
|
|
|
|
|
|
# pull off the manifest group
|
|
|
self.ui.status(_("adding manifests\n"))
|
|
|
pr.step = _('manifests')
|
|
|
pr.count = 1
|
|
|
chunkiter = changegroup.chunkiter(source, progress=pr)
|
|
|
# no need to check for empty manifest group here:
|
|
|
# if the result of the merge of 1 and 2 is the same in 3 and 4,
|
|
|
# no new manifest will be created and the manifest group will
|
|
|
# be empty during the pull
|
|
|
self.manifest.addgroup(chunkiter, revmap, trp)
|
|
|
self.ui.progress(_('manifests'), None)
|
|
|
|
|
|
needfiles = {}
|
|
|
if self.ui.configbool('server', 'validate', default=False):
|
|
|
# validate incoming csets have their manifests
|
|
|
for cset in xrange(clstart, clend):
|
|
|
mfest = self.changelog.read(self.changelog.node(cset))[0]
|
|
|
mfest = self.manifest.readdelta(mfest)
|
|
|
# store file nodes we must see
|
|
|
for f, n in mfest.iteritems():
|
|
|
needfiles.setdefault(f, set()).add(n)
|
|
|
|
|
|
# process the files
|
|
|
self.ui.status(_("adding file changes\n"))
|
|
|
pr.step = 'files'
|
|
|
pr.count = 1
|
|
|
while 1:
|
|
|
f = changegroup.getchunk(source)
|
|
|
if not f:
|
|
|
break
|
|
|
self.ui.debug("adding %s revisions\n" % f)
|
|
|
fl = self.file(f)
|
|
|
o = len(fl)
|
|
|
chunkiter = changegroup.chunkiter(source, progress=pr)
|
|
|
if fl.addgroup(chunkiter, revmap, trp) is None:
|
|
|
raise util.Abort(_("received file revlog group is empty"))
|
|
|
revisions += len(fl) - o
|
|
|
files += 1
|
|
|
if f in needfiles:
|
|
|
needs = needfiles[f]
|
|
|
for new in xrange(o, len(fl)):
|
|
|
n = fl.node(new)
|
|
|
if n in needs:
|
|
|
needs.remove(n)
|
|
|
if not needs:
|
|
|
del needfiles[f]
|
|
|
self.ui.progress(_('files'), None)
|
|
|
|
|
|
for f, needs in needfiles.iteritems():
|
|
|
fl = self.file(f)
|
|
|
for n in needs:
|
|
|
try:
|
|
|
fl.rev(n)
|
|
|
except error.LookupError:
|
|
|
raise util.Abort(
|
|
|
_('missing file data for %s:%s - run hg verify') %
|
|
|
(f, hex(n)))
|
|
|
|
|
|
newheads = len(cl.heads())
|
|
|
heads = ""
|
|
|
if oldheads and newheads != oldheads:
|
|
|
heads = _(" (%+d heads)") % (newheads - oldheads)
|
|
|
|
|
|
self.ui.status(_("added %d changesets"
|
|
|
" with %d changes to %d files%s\n")
|
|
|
% (changesets, revisions, files, heads))
|
|
|
|
|
|
if changesets > 0:
|
|
|
p = lambda: cl.writepending() and self.root or ""
|
|
|
self.hook('pretxnchangegroup', throw=True,
|
|
|
node=hex(cl.node(clstart)), source=srctype,
|
|
|
url=url, pending=p)
|
|
|
|
|
|
# make changelog see real files again
|
|
|
cl.finalize(trp)
|
|
|
|
|
|
tr.close()
|
|
|
finally:
|
|
|
del tr
|
|
|
|
|
|
if changesets > 0:
|
|
|
# forcefully update the on-disk branch cache
|
|
|
self.ui.debug("updating the branch cache\n")
|
|
|
self.branchtags()
|
|
|
self.hook("changegroup", node=hex(cl.node(clstart)),
|
|
|
source=srctype, url=url)
|
|
|
|
|
|
for i in xrange(clstart, clend):
|
|
|
self.hook("incoming", node=hex(cl.node(i)),
|
|
|
source=srctype, url=url)
|
|
|
|
|
|
# never return 0 here:
|
|
|
if newheads < oldheads:
|
|
|
return newheads - oldheads - 1
|
|
|
else:
|
|
|
return newheads - oldheads + 1
|
|
|
|
|
|
|
|
|
def stream_in(self, remote):
|
|
|
fp = remote.stream_out()
|
|
|
l = fp.readline()
|
|
|
try:
|
|
|
resp = int(l)
|
|
|
except ValueError:
|
|
|
raise error.ResponseError(
|
|
|
_('Unexpected response from remote server:'), l)
|
|
|
if resp == 1:
|
|
|
raise util.Abort(_('operation forbidden by server'))
|
|
|
elif resp == 2:
|
|
|
raise util.Abort(_('locking the remote repository failed'))
|
|
|
elif resp != 0:
|
|
|
raise util.Abort(_('the server sent an unknown error code'))
|
|
|
self.ui.status(_('streaming all changes\n'))
|
|
|
l = fp.readline()
|
|
|
try:
|
|
|
total_files, total_bytes = map(int, l.split(' ', 1))
|
|
|
except (ValueError, TypeError):
|
|
|
raise error.ResponseError(
|
|
|
_('Unexpected response from remote server:'), l)
|
|
|
self.ui.status(_('%d files to transfer, %s of data\n') %
|
|
|
(total_files, util.bytecount(total_bytes)))
|
|
|
start = time.time()
|
|
|
for i in xrange(total_files):
|
|
|
# XXX doesn't support '\n' or '\r' in filenames
|
|
|
l = fp.readline()
|
|
|
try:
|
|
|
name, size = l.split('\0', 1)
|
|
|
size = int(size)
|
|
|
except (ValueError, TypeError):
|
|
|
raise error.ResponseError(
|
|
|
_('Unexpected response from remote server:'), l)
|
|
|
self.ui.debug('adding %s (%s)\n' % (name, util.bytecount(size)))
|
|
|
# for backwards compat, name was partially encoded
|
|
|
ofp = self.sopener(store.decodedir(name), 'w')
|
|
|
for chunk in util.filechunkiter(fp, limit=size):
|
|
|
ofp.write(chunk)
|
|
|
ofp.close()
|
|
|
elapsed = time.time() - start
|
|
|
if elapsed <= 0:
|
|
|
elapsed = 0.001
|
|
|
self.ui.status(_('transferred %s in %.1f seconds (%s/sec)\n') %
|
|
|
(util.bytecount(total_bytes), elapsed,
|
|
|
util.bytecount(total_bytes / elapsed)))
|
|
|
self.invalidate()
|
|
|
return len(self.heads()) + 1
|
|
|
|
|
|
def clone(self, remote, heads=[], stream=False):
|
|
|
'''clone remote repository.
|
|
|
|
|
|
keyword arguments:
|
|
|
heads: list of revs to clone (forces use of pull)
|
|
|
stream: use streaming clone if possible'''
|
|
|
|
|
|
# now, all clients that can request uncompressed clones can
|
|
|
# read repo formats supported by all servers that can serve
|
|
|
# them.
|
|
|
|
|
|
# if revlog format changes, client will have to check version
|
|
|
# and format flags on "stream" capability, and use
|
|
|
# uncompressed only if compatible.
|
|
|
|
|
|
if stream and not heads and remote.capable('stream'):
|
|
|
return self.stream_in(remote)
|
|
|
return self.pull(remote, heads)
|
|
|
|
|
|
# used to avoid circular references so destructors work
|
|
|
def aftertrans(files):
|
|
|
renamefiles = [tuple(t) for t in files]
|
|
|
def a():
|
|
|
for src, dest in renamefiles:
|
|
|
util.rename(src, dest)
|
|
|
return a
|
|
|
|
|
|
def instance(ui, path, create):
|
|
|
return localrepository(ui, util.drop_scheme('file', path), create)
|
|
|
|
|
|
def islocal(path):
|
|
|
return True
|
|
|
|