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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""WorkingTree object and friends.
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A WorkingTree represents the editable working copy of a branch.
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Operations which represent the WorkingTree are also done here,
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such as renaming or adding files. The WorkingTree has an inventory
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which is updated by these operations. A commit produces a
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Operations which represent the WorkingTree are also done here,
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such as renaming or adding files. The WorkingTree has an inventory
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which is updated by these operations. A commit produces a
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new revision based on the workingtree and its inventory.
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At the moment every WorkingTree has its own branch. Remote
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conflicts as _mod_conflicts,
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revision as _mod_revision,
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import bzrlib.branch
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from bzrlib.transport import get_transport
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from bzrlib.workingtree_4 import (
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from bzrlib.workingtree_4 import WorkingTreeFormat4
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from bzrlib import symbol_versioning
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from bzrlib.decorators import needs_read_lock, needs_write_lock
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from bzrlib.lock import LogicalLockResult
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from bzrlib.lockable_files import LockableFiles
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from bzrlib.inventory import InventoryEntry, Inventory, ROOT_ID, TreeReference
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from bzrlib.lockable_files import LockableFiles, TransportLock
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from bzrlib.lockdir import LockDir
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import bzrlib.mutabletree
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from bzrlib.mutabletree import needs_tree_write_lock
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from bzrlib import osutils
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from bzrlib.osutils import (
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supports_executable,
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from bzrlib.filters import filtered_input_file
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from bzrlib.trace import mutter, note
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from bzrlib.transport.local import LocalTransport
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from bzrlib.revision import CURRENT_REVISION
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from bzrlib.progress import DummyProgress, ProgressPhase
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from bzrlib.revision import NULL_REVISION, CURRENT_REVISION
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from bzrlib.rio import RioReader, rio_file, Stanza
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from bzrlib.symbol_versioning import (
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DEPRECATED_PARAMETER,
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from bzrlib.symbol_versioning import (deprecated_passed,
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DEPRECATED_PARAMETER,
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MERGE_MODIFIED_HEADER_1 = "BZR merge-modified list format 1"
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# TODO: Modifying the conflict objects or their type is currently nearly
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# impossible as there is no clear relationship between the working tree format
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# and the conflict list file format.
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CONFLICT_HEADER_1 = "BZR conflict list format 1"
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ERROR_PATH_NOT_FOUND = 3 # WindowsError errno code, equivalent to ENOENT
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@deprecated_function(zero_thirteen)
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def gen_file_id(name):
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"""Return new file id for the basename 'name'.
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Use bzrlib.generate_ids.gen_file_id() instead
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return generate_ids.gen_file_id(name)
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@deprecated_function(zero_thirteen)
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"""Return a new tree-root file id.
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This has been deprecated in favor of bzrlib.generate_ids.gen_root_id()
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return generate_ids.gen_root_id()
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class TreeEntry(object):
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"""An entry that implements the minimum interface used by commands.
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This needs further inspection, it may be better to have
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This needs further inspection, it may be better to have
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InventoryEntries without ids - though that seems wrong. For now,
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this is a parallel hierarchy to InventoryEntry, and needs to become
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one of several things: decorates to that hierarchy, children of, or
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self._control_files.break_lock()
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self.branch.break_lock()
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def _get_check_refs(self):
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"""Return the references needed to perform a check of this tree.
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The default implementation returns no refs, and is only suitable for
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trees that have no local caching and can commit on ghosts at any time.
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:seealso: bzrlib.check for details about check_refs.
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def requires_rich_root(self):
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return self._format.requires_rich_root
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def supports_tree_reference(self):
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def supports_content_filtering(self):
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return self._format.supports_content_filtering()
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def supports_views(self):
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return self.views.supports_views()
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def _set_inventory(self, inv, dirty):
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"""Set the internal cached inventory.
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# at this point ?
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return self.branch.repository.revision_tree(revision_id)
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except (errors.RevisionNotPresent, errors.NoSuchRevision):
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except errors.RevisionNotPresent:
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# the basis tree *may* be a ghost or a low level error may have
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# occurred. If the revision is present, its a problem, if its not
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# occured. If the revision is present, its a problem, if its not
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if self.branch.repository.has_revision(revision_id):
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# the basis tree is a ghost so return an empty tree.
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return self.branch.repository.revision_tree(
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_mod_revision.NULL_REVISION)
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return self.branch.repository.revision_tree(None)
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def _cleanup(self):
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self._flush_ignore_list_cache()
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@deprecated_method(zero_eight)
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def create(branch, directory):
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"""Create a workingtree for branch at directory.
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If existing_directory already exists it must have a .bzr directory.
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If it does not exist, it will be created.
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This returns a new WorkingTree object for the new checkout.
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TODO FIXME RBC 20060124 when we have checkout formats in place this
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should accept an optional revisionid to checkout [and reject this if
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checking out into the same dir as a pre-checkout-aware branch format.]
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XXX: When BzrDir is present, these should be created through that
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warnings.warn('delete WorkingTree.create', stacklevel=3)
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transport = get_transport(directory)
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if branch.bzrdir.root_transport.base == transport.base:
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return branch.bzrdir.create_workingtree()
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# different directory,
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# create a branch reference
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# and now a working tree.
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raise NotImplementedError
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@deprecated_method(zero_eight)
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def create_standalone(directory):
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"""Create a checkout and a branch and a repo at directory.
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Directory must exist and be empty.
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please use BzrDir.create_standalone_workingtree
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return bzrdir.BzrDir.create_standalone_workingtree(directory)
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def relpath(self, path):
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"""Return the local path portion from a given path.
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The path may be absolute or relative. If its a relative path it is
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The path may be absolute or relative. If its a relative path it is
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interpreted relative to the python current working directory.
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return osutils.relpath(self.basedir, path)
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def has_filename(self, filename):
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return osutils.lexists(self.abspath(filename))
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def get_file(self, file_id, path=None, filtered=True):
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return self.get_file_with_stat(file_id, path, filtered=filtered)[0]
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def get_file_with_stat(self, file_id, path=None, filtered=True,
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"""See Tree.get_file_with_stat."""
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def get_file(self, file_id, path=None):
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path = self.id2path(file_id)
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file_obj = self.get_file_byname(path, filtered=False)
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stat_value = _fstat(file_obj.fileno())
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if filtered and self.supports_content_filtering():
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filters = self._content_filter_stack(path)
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file_obj = filtered_input_file(file_obj, filters)
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return (file_obj, stat_value)
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def get_file_text(self, file_id, path=None, filtered=True):
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return self.get_file(file_id, path=path, filtered=filtered).read()
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def get_file_byname(self, filename, filtered=True):
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path = self.abspath(filename)
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if filtered and self.supports_content_filtering():
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filters = self._content_filter_stack(filename)
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return filtered_input_file(f, filters)
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def get_file_lines(self, file_id, path=None, filtered=True):
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"""See Tree.get_file_lines()"""
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file = self.get_file(file_id, path, filtered=filtered)
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return file.readlines()
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return self.get_file_byname(path)
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def get_file_text(self, file_id):
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return self.get_file(file_id).read()
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def get_file_byname(self, filename):
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return file(self.abspath(filename), 'rb')
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def annotate_iter(self, file_id, default_revision=CURRENT_REVISION):
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incorrectly attributed to CURRENT_REVISION (but after committing, the
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attribution will be correct).
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maybe_file_parent_keys = []
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for parent_id in self.get_parent_ids():
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parent_tree = self.revision_tree(parent_id)
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except errors.NoSuchRevisionInTree:
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parent_tree = self.branch.repository.revision_tree(parent_id)
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parent_tree.lock_read()
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if file_id not in parent_tree:
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ie = parent_tree.inventory[file_id]
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if ie.kind != 'file':
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# Note: this is slightly unnecessary, because symlinks and
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# directories have a "text" which is the empty text, and we
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# know that won't mess up annotations. But it seems cleaner
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parent_text_key = (file_id, ie.revision)
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if parent_text_key not in maybe_file_parent_keys:
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maybe_file_parent_keys.append(parent_text_key)
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graph = _mod_graph.Graph(self.branch.repository.texts)
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heads = graph.heads(maybe_file_parent_keys)
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file_parent_keys = []
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for key in maybe_file_parent_keys:
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file_parent_keys.append(key)
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# Now we have the parents of this content
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annotator = self.branch.repository.texts.get_annotator()
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text = self.get_file(file_id).read()
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this_key =(file_id, default_revision)
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annotator.add_special_text(this_key, file_parent_keys, text)
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annotations = [(key[-1], line)
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for key, line in annotator.annotate_flat(this_key)]
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basis = self.basis_tree()
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changes = self._iter_changes(basis, True, [self.id2path(file_id)],
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require_versioned=True).next()
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changed_content, kind = changes[2], changes[6]
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if not changed_content:
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return basis.annotate_iter(file_id)
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if kind[0] != 'file':
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old_lines = list(basis.annotate_iter(file_id))
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for tree in self.branch.repository.revision_trees(
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self.get_parent_ids()[1:]):
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if file_id not in tree:
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old.append(list(tree.annotate_iter(file_id)))
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return annotate.reannotate(old, self.get_file(file_id).readlines(),
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def _get_ancestors(self, default_revision):
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ancestors = set([default_revision])
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def clone(self, to_bzrdir, revision_id=None):
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"""Duplicate this working tree into to_bzr, including all state.
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Specifically modified files are kept as modified, but
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ignored and unknown files are discarded.
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If you want to make a new line of development, see bzrdir.sprout()
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If not None, the cloned tree will have its last revision set to
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revision, and difference between the source trees last revision
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If not None, the cloned tree will have its last revision set to
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revision, and and difference between the source trees last revision
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and this one merged in.
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# assumes the target bzr dir format is compatible.
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result = to_bzrdir.create_workingtree()
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result = self._format.initialize(to_bzrdir)
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self.copy_content_into(result, revision_id)
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path = self.inventory.id2path(file_id)
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return os.lstat(self.abspath(path)).st_mtime
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def _is_executable_from_path_and_stat_from_basis(self, path, stat_result):
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file_id = self.path2id(path)
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# For unversioned files on win32, we just assume they are not
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return self._inventory[file_id].executable
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def _is_executable_from_path_and_stat_from_stat(self, path, stat_result):
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mode = stat_result.st_mode
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return bool(stat.S_ISREG(mode) and stat.S_IEXEC & mode)
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if not supports_executable():
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def is_executable(self, file_id, path=None):
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return self._inventory[file_id].executable
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_is_executable_from_path_and_stat = \
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_is_executable_from_path_and_stat_from_basis
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def is_executable(self, file_id, path=None):
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mode = os.lstat(self.abspath(path)).st_mode
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return bool(stat.S_ISREG(mode) and stat.S_IEXEC & mode)
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_is_executable_from_path_and_stat = \
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_is_executable_from_path_and_stat_from_stat
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@needs_tree_write_lock
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def _add(self, files, ids, kinds):
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"""See MutableTree._add."""
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# TODO: Re-adding a file that is removed in the working copy
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# should probably put it back with the previous ID.
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# the read and write working inventory should not occur in this
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# the read and write working inventory should not occur in this
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# function - they should be part of lock_write and unlock.
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619
inv = self.inventory
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for f, file_id, kind in zip(files, ids, kinds):
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assert kind is not None
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if file_id is None:
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inv.add_path(f, kind=kind)
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kind = 'tree-reference'
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return kind, None, None, None
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elif kind == 'symlink':
771
target = osutils.readlink(abspath)
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return ('symlink', None, None, target)
722
return ('symlink', None, None, os.readlink(abspath))
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return (kind, None, None, None)
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def _file_content_summary(self, path, stat_result):
777
size = stat_result.st_size
778
executable = self._is_executable_from_path_and_stat(path, stat_result)
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# try for a stat cache lookup
780
return ('file', size, executable, self._sha_from_stat(
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@deprecated_method(zero_eleven)
728
def pending_merges(self):
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"""Return a list of pending merges.
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These are revisions that have been merged into the working
732
directory but not yet committed.
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As of 0.11 this is deprecated. Please see WorkingTree.get_parent_ids()
735
instead - which is available on all tree objects.
737
return self.get_parent_ids()[1:]
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def _check_parents_for_ghosts(self, revision_ids, allow_leftmost_as_ghost):
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"""Common ghost checking functionality from set_parent_*.
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def _set_merges_from_parent_ids(self, parent_ids):
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merges = parent_ids[1:]
797
self._transport.put_bytes('pending-merges', '\n'.join(merges),
798
mode=self.bzrdir._get_file_mode())
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def _filter_parent_ids_by_ancestry(self, revision_ids):
801
"""Check that all merged revisions are proper 'heads'.
803
This will always return the first revision_id, and any merged revisions
806
if len(revision_ids) == 0:
808
graph = self.branch.repository.get_graph()
809
heads = graph.heads(revision_ids)
810
new_revision_ids = revision_ids[:1]
811
for revision_id in revision_ids[1:]:
812
if revision_id in heads and revision_id not in new_revision_ids:
813
new_revision_ids.append(revision_id)
814
if new_revision_ids != revision_ids:
815
trace.mutter('requested to set revision_ids = %s,'
816
' but filtered to %s', revision_ids, new_revision_ids)
817
return new_revision_ids
753
self._control_files.put_bytes('pending-merges', '\n'.join(merges))
819
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@needs_tree_write_lock
820
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def set_parent_ids(self, revision_ids, allow_leftmost_as_ghost=False):
821
757
"""Set the parent ids to revision_ids.
823
759
See also set_parent_trees. This api will try to retrieve the tree data
824
760
for each element of revision_ids from the trees repository. If you have
825
761
tree data already available, it is more efficient to use
915
846
branch.last_revision().
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848
from bzrlib.merge import Merger, Merge3Merger
918
merger = Merger(self.branch, this_tree=self)
919
# check that there are no local alterations
920
if not force and self.has_changes():
921
raise errors.UncommittedChanges(self)
922
if to_revision is None:
923
to_revision = _mod_revision.ensure_null(branch.last_revision())
924
merger.other_rev_id = to_revision
925
if _mod_revision.is_null(merger.other_rev_id):
926
raise errors.NoCommits(branch)
927
self.branch.fetch(branch, last_revision=merger.other_rev_id)
928
merger.other_basis = merger.other_rev_id
929
merger.other_tree = self.branch.repository.revision_tree(
931
merger.other_branch = branch
932
if from_revision is None:
935
merger.set_base_revision(from_revision, branch)
936
if merger.base_rev_id == merger.other_rev_id:
937
raise errors.PointlessMerge
938
merger.backup_files = False
939
if merge_type is None:
940
merger.merge_type = Merge3Merger
942
merger.merge_type = merge_type
943
merger.set_interesting_files(None)
944
merger.show_base = False
945
merger.reprocess = False
946
conflicts = merger.do_merge()
849
pb = bzrlib.ui.ui_factory.nested_progress_bar()
851
merger = Merger(self.branch, this_tree=self, pb=pb)
852
merger.pp = ProgressPhase("Merge phase", 5, pb)
853
merger.pp.next_phase()
854
# check that there are no
856
merger.check_basis(check_clean=True, require_commits=False)
857
if to_revision is None:
858
to_revision = _mod_revision.ensure_null(branch.last_revision())
859
merger.other_rev_id = to_revision
860
if _mod_revision.is_null(merger.other_rev_id):
861
raise errors.NoCommits(branch)
862
self.branch.fetch(branch, last_revision=merger.other_rev_id)
863
merger.other_basis = merger.other_rev_id
864
merger.other_tree = self.branch.repository.revision_tree(
866
merger.other_branch = branch
867
merger.pp.next_phase()
868
if from_revision is None:
871
merger.set_base_revision(from_revision, branch)
872
if merger.base_rev_id == merger.other_rev_id:
873
raise errors.PointlessMerge
874
merger.backup_files = False
875
if merge_type is None:
876
merger.merge_type = Merge3Merger
878
merger.merge_type = merge_type
879
merger.set_interesting_files(None)
880
merger.show_base = False
881
merger.reprocess = False
882
conflicts = merger.do_merge()
951
889
def merge_modified(self):
952
890
"""Return a dictionary of files modified by a merge.
954
The list is initialized by WorkingTree.set_merge_modified, which is
892
The list is initialized by WorkingTree.set_merge_modified, which is
955
893
typically called after we make some automatic updates to the tree
956
894
because of a merge.
959
897
still in the working inventory and have that text hash.
962
hashfile = self._transport.get('merge-hashes')
900
hashfile = self._control_files.get('merge-hashes')
963
901
except errors.NoSuchFile:
968
if hashfile.next() != MERGE_MODIFIED_HEADER_1 + '\n':
969
raise errors.MergeModifiedFormatError()
970
except StopIteration:
905
if hashfile.next() != MERGE_MODIFIED_HEADER_1 + '\n':
971
906
raise errors.MergeModifiedFormatError()
972
for s in RioReader(hashfile):
973
# RioReader reads in Unicode, so convert file_ids back to utf8
974
file_id = osutils.safe_file_id(s.get("file_id"), warn=False)
975
if file_id not in self.inventory:
977
text_hash = s.get("hash")
978
if text_hash == self.get_file_sha1(file_id):
979
merge_hashes[file_id] = text_hash
907
except StopIteration:
908
raise errors.MergeModifiedFormatError()
909
for s in RioReader(hashfile):
910
# RioReader reads in Unicode, so convert file_ids back to utf8
911
file_id = osutils.safe_file_id(s.get("file_id"), warn=False)
912
if file_id not in self.inventory:
914
text_hash = s.get("hash")
915
if text_hash == self.get_file_sha1(file_id):
916
merge_hashes[file_id] = text_hash
984
919
@needs_write_lock
985
920
def mkdir(self, path, file_id=None):
1037
970
other_tree.unlock()
1038
971
other_tree.bzrdir.retire_bzrdir()
1040
def _setup_directory_is_tree_reference(self):
1041
if self._branch.repository._format.supports_tree_reference:
1042
self._directory_is_tree_reference = \
1043
self._directory_may_be_tree_reference
1045
self._directory_is_tree_reference = \
1046
self._directory_is_never_tree_reference
1048
def _directory_is_never_tree_reference(self, relpath):
1051
def _directory_may_be_tree_reference(self, relpath):
1052
# as a special case, if a directory contains control files then
973
def _directory_is_tree_reference(self, relpath):
974
# as a special case, if a directory contains control files then
1053
975
# it's a tree reference, except that the root of the tree is not
1054
976
return relpath and osutils.isdir(self.abspath(relpath) + u"/.bzr")
1055
977
# TODO: We could ask all the control formats whether they
1077
999
transport = transport.clone(name)
1078
1000
transport.ensure_base()
1079
1001
return transport
1081
1003
sub_path = self.id2path(file_id)
1082
1004
branch_transport = mkdirs(sub_path)
1083
1005
if format is None:
1084
format = self.bzrdir.cloning_metadir()
1006
format = bzrdir.format_registry.make_bzrdir('dirstate-with-subtree')
1085
1007
branch_transport.ensure_base()
1086
1008
branch_bzrdir = format.initialize_on_transport(branch_transport)
1088
1010
repo = branch_bzrdir.find_repository()
1089
1011
except errors.NoRepositoryPresent:
1090
1012
repo = branch_bzrdir.create_repository()
1091
if not repo.supports_rich_root():
1092
raise errors.RootNotRich()
1013
assert repo.supports_rich_root()
1015
if not repo.supports_rich_root():
1016
raise errors.RootNotRich()
1093
1017
new_branch = branch_bzrdir.create_branch()
1094
1018
new_branch.pull(self.branch)
1095
1019
for parent_id in self.get_parent_ids():
1097
1021
tree_transport = self.bzrdir.root_transport.clone(sub_path)
1098
1022
if tree_transport.base != branch_transport.base:
1099
1023
tree_bzrdir = format.initialize_on_transport(tree_transport)
1100
branch.BranchReferenceFormat().initialize(tree_bzrdir,
1101
target_branch=new_branch)
1024
branch.BranchReferenceFormat().initialize(tree_bzrdir, new_branch)
1103
1026
tree_bzrdir = branch_bzrdir
1104
wt = tree_bzrdir.create_workingtree(_mod_revision.NULL_REVISION)
1027
wt = tree_bzrdir.create_workingtree(NULL_REVISION)
1105
1028
wt.set_parent_ids(self.get_parent_ids())
1106
1029
my_inv = self.inventory
1107
child_inv = inventory.Inventory(root_id=None)
1030
child_inv = Inventory(root_id=None)
1108
1031
new_root = my_inv[file_id]
1109
1032
my_inv.remove_recursive_id(file_id)
1110
1033
new_root.parent_id = None
1128
1051
sio = StringIO()
1129
1052
self._serialize(self._inventory, sio)
1131
self._transport.put_file('inventory', sio,
1132
mode=self.bzrdir._get_file_mode())
1054
self._control_files.put('inventory', sio)
1133
1055
self._inventory_is_modified = False
1135
1057
def _kind(self, relpath):
1136
1058
return osutils.file_kind(self.abspath(relpath))
1138
def list_files(self, include_root=False, from_dir=None, recursive=True):
1139
"""List all files as (path, class, kind, id, entry).
1060
def list_files(self, include_root=False):
1061
"""Recursively list all files as (path, class, kind, id, entry).
1141
1063
Lists, but does not descend into unversioned directories.
1142
1065
This does not include files that have been deleted in this
1143
tree. Skips the control directory.
1145
:param include_root: if True, return an entry for the root
1146
:param from_dir: start from this directory or None for the root
1147
:param recursive: whether to recurse into subdirectories or not
1068
Skips the control directory.
1149
1070
# list_files is an iterator, so @needs_read_lock doesn't work properly
1150
1071
# with it. So callers should be careful to always read_lock the tree.
1165
1086
fk_entries = {'directory':TreeDirectory, 'file':TreeFile, 'symlink':TreeLink}
1167
1088
# directory file_id, relative path, absolute path, reverse sorted children
1168
if from_dir is not None:
1169
from_dir_id = inv.path2id(from_dir)
1170
if from_dir_id is None:
1171
# Directory not versioned
1173
from_dir_abspath = pathjoin(self.basedir, from_dir)
1175
from_dir_id = inv.root.file_id
1176
from_dir_abspath = self.basedir
1177
children = os.listdir(from_dir_abspath)
1089
children = os.listdir(self.basedir)
1178
1090
children.sort()
1179
# jam 20060527 The kernel sized tree seems equivalent whether we
1091
# jam 20060527 The kernel sized tree seems equivalent whether we
1180
1092
# use a deque and popleft to keep them sorted, or if we use a plain
1181
1093
# list and just reverse() them.
1182
1094
children = collections.deque(children)
1183
stack = [(from_dir_id, u'', from_dir_abspath, children)]
1095
stack = [(inv.root.file_id, u'', self.basedir, children)]
1185
1097
from_dir_id, from_dir_relpath, from_dir_abspath, children = stack[-1]
1240
1152
except KeyError:
1241
1153
yield fp[1:], c, fk, None, TreeEntry()
1244
1156
if fk != 'directory':
1247
# But do this child first if recursing down
1249
new_children = os.listdir(fap)
1251
new_children = collections.deque(new_children)
1252
stack.append((f_ie.file_id, fp, fap, new_children))
1253
# Break out of inner loop,
1254
# so that we start outer loop with child
1159
# But do this child first
1160
new_children = os.listdir(fap)
1162
new_children = collections.deque(new_children)
1163
stack.append((f_ie.file_id, fp, fap, new_children))
1164
# Break out of inner loop,
1165
# so that we start outer loop with child
1257
1168
# if we finished all children, pop it off the stack
1494
1400
from_tail = splitpath(from_rel)[-1]
1495
1401
from_id = inv.path2id(from_rel)
1496
1402
if from_id is None:
1497
# if file is missing in the inventory maybe it's in the basis_tree
1498
basis_tree = self.branch.basis_tree()
1499
from_id = basis_tree.path2id(from_rel)
1501
raise errors.BzrRenameFailedError(from_rel,to_rel,
1502
errors.NotVersionedError(path=str(from_rel)))
1503
# put entry back in the inventory so we can rename it
1504
from_entry = basis_tree.inventory[from_id].copy()
1507
from_entry = inv[from_id]
1403
raise errors.BzrRenameFailedError(from_rel,to_rel,
1404
errors.NotVersionedError(path=str(from_rel)))
1405
from_entry = inv[from_id]
1508
1406
from_parent_id = from_entry.parent_id
1509
1407
to_dir, to_tail = os.path.split(to_rel)
1510
1408
to_dir_id = inv.path2id(to_dir)
1572
1470
:raises: NoSuchId if any fileid is not currently versioned.
1574
1472
for file_id in file_ids:
1575
if file_id not in self._inventory:
1576
raise errors.NoSuchId(self, file_id)
1577
for file_id in file_ids:
1578
1473
if self._inventory.has_id(file_id):
1579
1474
self._inventory.remove_recursive_id(file_id)
1476
raise errors.NoSuchId(self, file_id)
1580
1477
if len(file_ids):
1581
# in the future this should just set a dirty bit to wait for the
1478
# in the future this should just set a dirty bit to wait for the
1582
1479
# final unlock. However, until all methods of workingtree start
1583
# with the current in -memory inventory rather than triggering
1480
# with the current in -memory inventory rather than triggering
1584
1481
# a read, it is more complex - we need to teach read_inventory
1585
1482
# to know when to read, and when to not read first... and possibly
1586
1483
# to save first when the in memory one may be corrupted.
1587
1484
# so for now, we just only write it if it is indeed dirty.
1588
1485
# - RBC 20060907
1589
1486
self._write_inventory(self._inventory)
1488
@deprecated_method(zero_eight)
1489
def iter_conflicts(self):
1490
"""List all files in the tree that have text or content conflicts.
1491
DEPRECATED. Use conflicts instead."""
1492
return self._iter_conflicts()
1591
1494
def _iter_conflicts(self):
1592
1495
conflicted = set()
1602
1505
@needs_write_lock
1603
1506
def pull(self, source, overwrite=False, stop_revision=None,
1604
change_reporter=None, possible_transports=None, local=False):
1507
change_reporter=None, possible_transports=None):
1508
top_pb = bzrlib.ui.ui_factory.nested_progress_bar()
1605
1509
source.lock_read()
1511
pp = ProgressPhase("Pull phase", 2, top_pb)
1607
1513
old_revision_info = self.branch.last_revision_info()
1608
1514
basis_tree = self.basis_tree()
1609
1515
count = self.branch.pull(source, overwrite, stop_revision,
1610
possible_transports=possible_transports,
1516
possible_transports=possible_transports)
1612
1517
new_revision_info = self.branch.last_revision_info()
1613
1518
if new_revision_info != old_revision_info:
1614
1520
repository = self.branch.repository
1521
pb = bzrlib.ui.ui_factory.nested_progress_bar()
1615
1522
basis_tree.lock_read()
1617
1524
new_basis_tree = self.branch.basis_tree()
1620
1527
new_basis_tree,
1622
1529
this_tree=self,
1624
1531
change_reporter=change_reporter)
1625
basis_root_id = basis_tree.get_root_id()
1626
new_root_id = new_basis_tree.get_root_id()
1627
if basis_root_id != new_root_id:
1628
self.set_root_id(new_root_id)
1532
if (basis_tree.inventory.root is None and
1533
new_basis_tree.inventory.root is not None):
1534
self.set_root_id(new_basis_tree.inventory.root.file_id)
1630
1537
basis_tree.unlock()
1631
1538
# TODO - dedup parents list with things merged by pull ?
1632
1539
# reuse the revisiontree we merged against to set the new
1634
1541
parent_trees = [(self.branch.last_revision(), new_basis_tree)]
1635
# we have to pull the merge trees out again, because
1636
# merge_inner has set the ids. - this corner is not yet
1542
# we have to pull the merge trees out again, because
1543
# merge_inner has set the ids. - this corner is not yet
1637
1544
# layered well enough to prevent double handling.
1638
1545
# XXX TODO: Fix the double handling: telling the tree about
1639
1546
# the already known parent data is wasteful.
1735
1636
r"""Check whether the filename matches an ignore pattern.
1737
1638
Patterns containing '/' or '\' need to match the whole path;
1738
others match against only the last component. Patterns starting
1739
with '!' are ignore exceptions. Exceptions take precedence
1740
over regular patterns and cause the filename to not be ignored.
1639
others match against only the last component.
1742
1641
If the file is ignored, returns the pattern which caused it to
1743
1642
be ignored, otherwise None. So this can simply be used as a
1744
1643
boolean if desired."""
1745
1644
if getattr(self, '_ignoreglobster', None) is None:
1746
self._ignoreglobster = globbing.ExceptionGlobster(self.get_ignore_list())
1645
self._ignoreglobster = globbing.Globster(self.get_ignore_list())
1747
1646
return self._ignoreglobster.match(filename)
1749
1648
def kind(self, file_id):
1750
1649
return file_kind(self.id2abspath(file_id))
1752
def stored_kind(self, file_id):
1753
"""See Tree.stored_kind"""
1754
return self.inventory[file_id].kind
1756
1651
def _comparison_data(self, entry, path):
1757
1652
abspath = self.abspath(path)
1799
1694
raise errors.ObjectNotLocked(self)
1801
1696
def lock_read(self):
1802
"""Lock the tree for reading.
1804
This also locks the branch, and can be unlocked via self.unlock().
1806
:return: A bzrlib.lock.LogicalLockResult.
1697
"""See Branch.lock_read, and WorkingTree.unlock."""
1808
1698
if not self.is_locked():
1809
1699
self._reset_data()
1810
1700
self.branch.lock_read()
1812
self._control_files.lock_read()
1813
return LogicalLockResult(self.unlock)
1702
return self._control_files.lock_read()
1815
1704
self.branch.unlock()
1818
1707
def lock_tree_write(self):
1819
"""See MutableTree.lock_tree_write, and WorkingTree.unlock.
1821
:return: A bzrlib.lock.LogicalLockResult.
1708
"""See MutableTree.lock_tree_write, and WorkingTree.unlock."""
1823
1709
if not self.is_locked():
1824
1710
self._reset_data()
1825
1711
self.branch.lock_read()
1827
self._control_files.lock_write()
1828
return LogicalLockResult(self.unlock)
1713
return self._control_files.lock_write()
1830
1715
self.branch.unlock()
1833
1718
def lock_write(self):
1834
"""See MutableTree.lock_write, and WorkingTree.unlock.
1836
:return: A bzrlib.lock.LogicalLockResult.
1719
"""See MutableTree.lock_write, and WorkingTree.unlock."""
1838
1720
if not self.is_locked():
1839
1721
self._reset_data()
1840
1722
self.branch.lock_write()
1842
self._control_files.lock_write()
1843
return LogicalLockResult(self.unlock)
1724
return self._control_files.lock_write()
1845
1726
self.branch.unlock()
1901
1778
# as commit already has that ready-to-use [while the format is the
1902
1779
# same, that is].
1904
# this double handles the inventory - unpack and repack -
1781
# this double handles the inventory - unpack and repack -
1905
1782
# but is easier to understand. We can/should put a conditional
1906
1783
# in here based on whether the inventory is in the latest format
1907
1784
# - perhaps we should repack all inventories on a repository
1909
1786
# the fast path is to copy the raw xml from the repository. If the
1910
# xml contains 'revision_id="', then we assume the right
1787
# xml contains 'revision_id="', then we assume the right
1911
1788
# revision_id is set. We must check for this full string, because a
1912
1789
# root node id can legitimately look like 'revision_id' but cannot
1913
1790
# contain a '"'.
1914
xml = self.branch.repository._get_inventory_xml(new_revision)
1791
xml = self.branch.repository.get_inventory_xml(new_revision)
1915
1792
firstline = xml.split('\n', 1)[0]
1916
if (not 'revision_id="' in firstline or
1793
if (not 'revision_id="' in firstline or
1917
1794
'format="7"' not in firstline):
1918
inv = self.branch.repository._serializer.read_inventory_from_string(
1795
inv = self.branch.repository.deserialise_inventory(
1920
1797
xml = self._create_basis_xml_from_inventory(new_revision, inv)
1921
1798
self._write_basis_inventory(xml)
1922
1799
except (errors.NoSuchRevision, errors.RevisionNotPresent):
1925
1802
def read_basis_inventory(self):
1926
1803
"""Read the cached basis inventory."""
1927
1804
path = self._basis_inventory_name()
1928
return self._transport.get_bytes(path)
1805
return self._control_files.get(path).read()
1930
1807
@needs_read_lock
1931
1808
def read_working_inventory(self):
1932
1809
"""Read the working inventory.
1934
1811
:raises errors.InventoryModified: read_working_inventory will fail
1935
1812
when the current in memory inventory has been modified.
1937
# conceptually this should be an implementation detail of the tree.
1814
# conceptually this should be an implementation detail of the tree.
1938
1815
# XXX: Deprecate this.
1939
1816
# ElementTree does its own conversion from UTF-8, so open in
1941
1818
if self._inventory_is_modified:
1942
1819
raise errors.InventoryModified(self)
1943
f = self._transport.get('inventory')
1945
result = self._deserialize(f)
1820
result = self._deserialize(self._control_files.get('inventory'))
1948
1821
self._set_inventory(result, dirty=False)
1966
1839
new_files=set()
1967
1840
unknown_nested_files=set()
1969
to_file = sys.stdout
1971
1842
def recurse_directory_to_add_files(directory):
1972
1843
# Recurse directory and add all files
1973
1844
# so we can check if they have changed.
1974
for parent_info, file_infos in self.walkdirs(directory):
1975
for relpath, basename, kind, lstat, fileid, kind in file_infos:
1845
for parent_info, file_infos in\
1846
osutils.walkdirs(self.abspath(directory),
1848
for relpath, basename, kind, lstat, abspath in file_infos:
1976
1849
# Is it versioned or ignored?
1977
1850
if self.path2id(relpath) or self.is_ignored(relpath):
1978
1851
# Add nested content for deletion.
2003
1877
has_changed_files = len(unknown_nested_files) > 0
2004
1878
if not has_changed_files:
2005
1879
for (file_id, path, content_change, versioned, parent_id, name,
2006
kind, executable) in self.iter_changes(self.basis_tree(),
1880
kind, executable) in self._iter_changes(self.basis_tree(),
2007
1881
include_unchanged=True, require_versioned=False,
2008
1882
want_unversioned=True, specific_files=files):
2009
if versioned == (False, False):
2010
# The record is unknown ...
2011
if not self.is_ignored(path[1]):
2012
# ... but not ignored
2013
has_changed_files = True
2015
elif (content_change and (kind[1] is not None) and
2016
osutils.is_inside_any(files, path[1])):
2017
# Versioned and changed, but not deleted, and still
2018
# in one of the dirs to be deleted.
1883
# Check if it's an unknown (but not ignored) OR
1884
# changed (but not deleted) :
1885
if not self.is_ignored(path[1]) and (
1886
versioned == (False, False) or
1887
content_change and kind[1] != None):
2019
1888
has_changed_files = True
2082
1950
' as of bzr 0.91. Please use None (the default) instead.',
2083
1951
DeprecationWarning, stacklevel=2)
2084
1952
if old_tree is None:
2085
basis_tree = self.basis_tree()
2086
basis_tree.lock_read()
2087
old_tree = basis_tree
1953
old_tree = self.basis_tree()
1954
conflicts = transform.revert(self, old_tree, filenames, backups, pb,
1956
if filenames is None:
1957
self.set_parent_ids(self.get_parent_ids()[:1])
2091
conflicts = transform.revert(self, old_tree, filenames, backups, pb,
2093
if filenames is None and len(self.get_parent_ids()) > 1:
2095
last_revision = self.last_revision()
2096
if last_revision != _mod_revision.NULL_REVISION:
2097
if basis_tree is None:
2098
basis_tree = self.basis_tree()
2099
basis_tree.lock_read()
2100
parent_trees.append((last_revision, basis_tree))
2101
self.set_parent_trees(parent_trees)
2104
resolve(self, filenames, ignore_misses=True, recursive=True)
2106
if basis_tree is not None:
1960
resolve(self, filenames, ignore_misses=True)
2108
1961
return conflicts
2110
1963
def revision_tree(self, revision_id):
2158
2012
@needs_tree_write_lock
2159
2013
def set_root_id(self, file_id):
2160
2014
"""Set the root id for this tree."""
2162
2016
if file_id is None:
2164
'WorkingTree.set_root_id with fileid=None')
2165
file_id = osutils.safe_file_id(file_id)
2017
symbol_versioning.warn(symbol_versioning.zero_twelve
2018
% 'WorkingTree.set_root_id with fileid=None',
2023
file_id = osutils.safe_file_id(file_id)
2166
2024
self._set_root_id(file_id)
2168
2026
def _set_root_id(self, file_id):
2169
2027
"""Set the root id for this tree, in a format specific manner.
2171
:param file_id: The file id to assign to the root. It must not be
2029
:param file_id: The file id to assign to the root. It must not be
2172
2030
present in the current inventory or an error will occur. It must
2173
2031
not be None, but rather a valid file id.
2194
2052
def unlock(self):
2195
2053
"""See Branch.unlock.
2197
2055
WorkingTree locking just uses the Branch locking facilities.
2198
2056
This is current because all working trees have an embedded branch
2199
2057
within them. IF in the future, we were to make branch data shareable
2200
between multiple working trees, i.e. via shared storage, then we
2058
between multiple working trees, i.e. via shared storage, then we
2201
2059
would probably want to lock both the local tree, and the branch.
2203
2061
raise NotImplementedError(self.unlock)
2207
def update(self, change_reporter=None, possible_transports=None,
2208
revision=None, old_tip=_marker):
2063
def update(self, change_reporter=None, possible_transports=None):
2209
2064
"""Update a working tree along its branch.
2211
2066
This will update the branch if its bound too, which means we have
2265
2113
# cant set that until we update the working trees last revision to be
2266
2114
# one from the new branch, because it will just get absorbed by the
2267
2115
# parent de-duplication logic.
2269
2117
# We MUST save it even if an error occurs, because otherwise the users
2270
2118
# local work is unreferenced and will appear to have been lost.
2274
2122
last_rev = self.get_parent_ids()[0]
2275
2123
except IndexError:
2276
2124
last_rev = _mod_revision.NULL_REVISION
2277
if revision is None:
2278
revision = self.branch.last_revision()
2280
old_tip = old_tip or _mod_revision.NULL_REVISION
2282
if not _mod_revision.is_null(old_tip) and old_tip != last_rev:
2283
# the branch we are bound to was updated
2284
# merge those changes in first
2285
base_tree = self.basis_tree()
2286
other_tree = self.branch.repository.revision_tree(old_tip)
2287
nb_conflicts = merge.merge_inner(self.branch, other_tree,
2288
base_tree, this_tree=self,
2289
change_reporter=change_reporter)
2291
self.add_parent_tree((old_tip, other_tree))
2292
trace.note('Rerun update after fixing the conflicts.')
2295
if last_rev != _mod_revision.ensure_null(revision):
2296
# the working tree is up to date with the branch
2297
# we can merge the specified revision from master
2298
to_tree = self.branch.repository.revision_tree(revision)
2299
to_root_id = to_tree.get_root_id()
2125
if last_rev != _mod_revision.ensure_null(self.branch.last_revision()):
2126
# merge tree state up to new branch tip.
2301
2127
basis = self.basis_tree()
2302
2128
basis.lock_read()
2304
if (basis.inventory.root is None
2305
or basis.inventory.root.file_id != to_root_id):
2306
self.set_root_id(to_root_id)
2130
to_tree = self.branch.basis_tree()
2131
if basis.inventory.root is None:
2132
self.set_root_id(to_tree.inventory.root.file_id)
2134
result += merge.merge_inner(
2139
change_reporter=change_reporter)
2311
# determine the branch point
2312
graph = self.branch.repository.get_graph()
2313
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2315
base_tree = self.branch.repository.revision_tree(base_rev_id)
2317
nb_conflicts = merge.merge_inner(self.branch, to_tree, base_tree,
2319
change_reporter=change_reporter)
2320
self.set_last_revision(revision)
2321
2142
# TODO - dedup parents list with things merged by pull ?
2322
2143
# reuse the tree we've updated to to set the basis:
2323
parent_trees = [(revision, to_tree)]
2144
parent_trees = [(self.branch.last_revision(), to_tree)]
2324
2145
merges = self.get_parent_ids()[1:]
2325
2146
# Ideally we ask the tree for the trees here, that way the working
2326
# tree can decide whether to give us the entire tree or give us a
2147
# tree can decide whether to give us teh entire tree or give us a
2327
2148
# lazy initialised tree. dirstate for instance will have the trees
2328
2149
# in ram already, whereas a last-revision + basis-inventory tree
2329
2150
# will not, but also does not need them when setting parents.
2330
2151
for parent in merges:
2331
2152
parent_trees.append(
2332
2153
(parent, self.branch.repository.revision_tree(parent)))
2333
if not _mod_revision.is_null(old_tip):
2154
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2334
2155
parent_trees.append(
2335
2156
(old_tip, self.branch.repository.revision_tree(old_tip)))
2336
2157
self.set_parent_trees(parent_trees)
2337
2158
last_rev = parent_trees[0][0]
2160
# the working tree had the same last-revision as the master
2161
# branch did. We may still have pivot local work from the local
2162
# branch into old_tip:
2163
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2164
self.add_parent_tree_id(old_tip)
2165
if (old_tip is not None and not _mod_revision.is_null(old_tip)
2166
and old_tip != last_rev):
2167
# our last revision was not the prior branch last revision
2168
# and we have converted that last revision to a pending merge.
2169
# base is somewhere between the branch tip now
2170
# and the now pending merge
2172
# Since we just modified the working tree and inventory, flush out
2173
# the current state, before we modify it again.
2174
# TODO: jam 20070214 WorkingTree3 doesn't require this, dirstate
2175
# requires it only because TreeTransform directly munges the
2176
# inventory and calls tree._write_inventory(). Ultimately we
2177
# should be able to remove this extra flush.
2179
graph = self.branch.repository.get_graph()
2180
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2182
base_tree = self.branch.repository.revision_tree(base_rev_id)
2183
other_tree = self.branch.repository.revision_tree(old_tip)
2184
result += merge.merge_inner(
2189
change_reporter=change_reporter)
2340
2192
def _write_hashcache_if_dirty(self):
2341
2193
"""Write out the hashcache if it is dirty."""
2425
2277
current_inv = None
2426
2278
inv_finished = True
2427
2279
while not inv_finished or not disk_finished:
2429
((cur_disk_dir_relpath, cur_disk_dir_path_from_top),
2430
cur_disk_dir_content) = current_disk
2432
((cur_disk_dir_relpath, cur_disk_dir_path_from_top),
2433
cur_disk_dir_content) = ((None, None), None)
2434
2280
if not disk_finished:
2435
2281
# strip out .bzr dirs
2436
if (cur_disk_dir_path_from_top[top_strip_len:] == '' and
2437
len(cur_disk_dir_content) > 0):
2438
# osutils.walkdirs can be made nicer -
2282
if current_disk[0][1][top_strip_len:] == '':
2283
# osutils.walkdirs can be made nicer -
2439
2284
# yield the path-from-prefix rather than the pathjoined
2441
bzrdir_loc = bisect_left(cur_disk_dir_content,
2443
if (bzrdir_loc < len(cur_disk_dir_content)
2444
and self.bzrdir.is_control_filename(
2445
cur_disk_dir_content[bzrdir_loc][0])):
2286
bzrdir_loc = bisect_left(current_disk[1], ('.bzr', '.bzr'))
2287
if current_disk[1][bzrdir_loc][0] == '.bzr':
2446
2288
# we dont yield the contents of, or, .bzr itself.
2447
del cur_disk_dir_content[bzrdir_loc]
2289
del current_disk[1][bzrdir_loc]
2448
2290
if inv_finished:
2449
2291
# everything is unknown
2452
2294
# everything is missing
2455
direction = cmp(current_inv[0][0], cur_disk_dir_relpath)
2297
direction = cmp(current_inv[0][0], current_disk[0][0])
2456
2298
if direction > 0:
2457
2299
# disk is before inventory - unknown
2458
2300
dirblock = [(relpath, basename, kind, stat, None, None) for
2459
relpath, basename, kind, stat, top_path in
2460
cur_disk_dir_content]
2461
yield (cur_disk_dir_relpath, None), dirblock
2301
relpath, basename, kind, stat, top_path in current_disk[1]]
2302
yield (current_disk[0][0], None), dirblock
2463
2304
current_disk = disk_iterator.next()
2464
2305
except StopIteration:
2539
2379
# FIXME: stash the node in pending
2540
2380
entry = inv[top_id]
2541
if entry.kind == 'directory':
2542
for name, child in entry.sorted_children():
2543
dirblock.append((relroot + name, name, child.kind, None,
2544
child.file_id, child.kind
2381
for name, child in entry.sorted_children():
2382
dirblock.append((relroot + name, name, child.kind, None,
2383
child.file_id, child.kind
2546
2385
yield (currentdir[0], entry.file_id), dirblock
2547
2386
# push the user specified dirs from dirblock
2548
2387
for dir in reversed(dirblock):
2614
def _get_rules_searcher(self, default_searcher):
2615
"""See Tree._get_rules_searcher."""
2616
if self._rules_searcher is None:
2617
self._rules_searcher = super(WorkingTree,
2618
self)._get_rules_searcher(default_searcher)
2619
return self._rules_searcher
2621
def get_shelf_manager(self):
2622
"""Return the ShelfManager for this WorkingTree."""
2623
from bzrlib.shelf import ShelfManager
2624
return ShelfManager(self, self._transport)
2627
2435
class WorkingTree2(WorkingTree):
2628
2436
"""This is the Format 2 working tree.
2630
This was the first weave based working tree.
2438
This was the first weave based working tree.
2631
2439
- uses os locks for locking.
2632
2440
- uses the branch last-revision.
2696
2496
def _last_revision(self):
2697
2497
"""See Mutable.last_revision."""
2699
return self._transport.get_bytes('last-revision')
2499
return self._control_files.get('last-revision').read()
2700
2500
except errors.NoSuchFile:
2701
2501
return _mod_revision.NULL_REVISION
2703
2503
def _change_last_revision(self, revision_id):
2704
2504
"""See WorkingTree._change_last_revision."""
2705
if revision_id is None or revision_id == _mod_revision.NULL_REVISION:
2505
if revision_id is None or revision_id == NULL_REVISION:
2707
self._transport.delete('last-revision')
2507
self._control_files._transport.delete('last-revision')
2708
2508
except errors.NoSuchFile:
2712
self._transport.put_bytes('last-revision', revision_id,
2713
mode=self.bzrdir._get_file_mode())
2512
self._control_files.put_bytes('last-revision', revision_id)
2716
def _get_check_refs(self):
2717
"""Return the references needed to perform a check of this tree."""
2718
return [('trees', self.last_revision())]
2720
2515
@needs_tree_write_lock
2721
2516
def set_conflicts(self, conflicts):
2722
self._put_rio('conflicts', conflicts.to_stanzas(),
2517
self._put_rio('conflicts', conflicts.to_stanzas(),
2723
2518
CONFLICT_HEADER_1)
2725
2520
@needs_tree_write_lock
2868
2668
"""See WorkingTreeFormat.get_format_description()."""
2869
2669
return "Working tree format 2"
2871
def _stub_initialize_on_transport(self, transport, file_mode):
2872
"""Workaround: create control files for a remote working tree.
2671
def stub_initialize_remote(self, control_files):
2672
"""As a special workaround create critical control files for a remote working tree
2874
2674
This ensures that it can later be updated and dealt with locally,
2875
since BzrDirFormat6 and BzrDirFormat5 cannot represent dirs with
2675
since BzrDirFormat6 and BzrDirFormat5 cannot represent dirs with
2876
2676
no working tree. (See bug #43064).
2878
2678
sio = StringIO()
2879
inv = inventory.Inventory()
2880
2680
xml5.serializer_v5.write_inventory(inv, sio, working=True)
2882
transport.put_file('inventory', sio, file_mode)
2883
transport.put_bytes('pending-merges', '', file_mode)
2885
def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
2886
accelerator_tree=None, hardlink=False):
2682
control_files.put('inventory', sio)
2684
control_files.put_bytes('pending-merges', '')
2687
def initialize(self, a_bzrdir, revision_id=None):
2887
2688
"""See WorkingTreeFormat.initialize()."""
2888
2689
if not isinstance(a_bzrdir.transport, LocalTransport):
2889
2690
raise errors.NotLocalUrl(a_bzrdir.transport.base)
2890
if from_branch is not None:
2891
branch = from_branch
2893
branch = a_bzrdir.open_branch()
2691
branch = a_bzrdir.open_branch()
2894
2692
if revision_id is None:
2895
2693
revision_id = _mod_revision.ensure_null(branch.last_revision())
2896
2694
branch.lock_write()
2973
2771
def _open_control_files(self, a_bzrdir):
2974
2772
transport = a_bzrdir.get_workingtree_transport(None)
2975
return LockableFiles(transport, self._lock_file_name,
2773
return LockableFiles(transport, self._lock_file_name,
2976
2774
self._lock_class)
2978
def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
2979
accelerator_tree=None, hardlink=False):
2776
def initialize(self, a_bzrdir, revision_id=None):
2980
2777
"""See WorkingTreeFormat.initialize().
2982
:param revision_id: if supplied, create a working tree at a different
2983
revision than the branch is at.
2984
:param accelerator_tree: A tree which can be used for retrieving file
2985
contents more quickly than the revision tree, i.e. a workingtree.
2986
The revision tree will be used for cases where accelerator_tree's
2987
content is different.
2988
:param hardlink: If true, hard-link files from accelerator_tree,
2779
revision_id allows creating a working tree at a different
2780
revision than the branch is at.
2991
2782
if not isinstance(a_bzrdir.transport, LocalTransport):
2992
2783
raise errors.NotLocalUrl(a_bzrdir.transport.base)
added
removed
bzrlib/workingtree.py
