29
29
WorkingTree.open(dir).
32
# TODO: Give the workingtree sole responsibility for the working inventory;
33
# remove the variable and references to it from the branch. This may require
34
# updating the commit code so as to update the inventory within the working
35
# copy, and making sure there's only one WorkingTree for any directory on disk.
36
# At the moment they may alias the inventory and have old copies of it in
37
# memory. (Now done? -- mbp 20060309)
33
39
from cStringIO import StringIO
95
102
from bzrlib.filters import filtered_input_file
96
103
from bzrlib.trace import mutter, note
97
104
from bzrlib.transport.local import LocalTransport
105
from bzrlib.progress import DummyProgress, ProgressPhase
98
106
from bzrlib.revision import CURRENT_REVISION
99
107
from bzrlib.rio import RioReader, rio_file, Stanza
100
108
from bzrlib.symbol_versioning import (
285
281
self._control_files.break_lock()
286
282
self.branch.break_lock()
288
def _get_check_refs(self):
289
"""Return the references needed to perform a check of this tree.
291
The default implementation returns no refs, and is only suitable for
292
trees that have no local caching and can commit on ghosts at any time.
294
:seealso: bzrlib.check for details about check_refs.
298
284
def requires_rich_root(self):
299
285
return self._format.requires_rich_root
641
625
def _is_executable_from_path_and_stat_from_basis(self, path, stat_result):
642
626
file_id = self.path2id(path)
644
# For unversioned files on win32, we just assume they are not
647
627
return self._inventory[file_id].executable
649
629
def _is_executable_from_path_and_stat_from_stat(self, path, stat_result):
760
740
kind = _mapper(stat_result.st_mode)
761
741
if kind == 'file':
762
return self._file_content_summary(path, stat_result)
742
size = stat_result.st_size
743
# try for a stat cache lookup
744
executable = self._is_executable_from_path_and_stat(path, stat_result)
745
return (kind, size, executable, self._sha_from_stat(
763
747
elif kind == 'directory':
764
748
# perhaps it looks like a plain directory, but it's really a
773
757
return (kind, None, None, None)
775
def _file_content_summary(self, path, stat_result):
776
size = stat_result.st_size
777
executable = self._is_executable_from_path_and_stat(path, stat_result)
778
# try for a stat cache lookup
779
return ('file', size, executable, self._sha_from_stat(
782
759
def _check_parents_for_ghosts(self, revision_ids, allow_leftmost_as_ghost):
783
760
"""Common ghost checking functionality from set_parent_*.
905
882
@needs_write_lock # because merge pulls data into the branch.
906
883
def merge_from_branch(self, branch, to_revision=None, from_revision=None,
907
merge_type=None, force=False):
908
885
"""Merge from a branch into this working tree.
910
887
:param branch: The branch to merge from.
914
891
branch.last_revision().
916
893
from bzrlib.merge import Merger, Merge3Merger
917
merger = Merger(self.branch, this_tree=self)
918
# check that there are no local alterations
919
if not force and self.has_changes():
920
raise errors.UncommittedChanges(self)
921
if to_revision is None:
922
to_revision = _mod_revision.ensure_null(branch.last_revision())
923
merger.other_rev_id = to_revision
924
if _mod_revision.is_null(merger.other_rev_id):
925
raise errors.NoCommits(branch)
926
self.branch.fetch(branch, last_revision=merger.other_rev_id)
927
merger.other_basis = merger.other_rev_id
928
merger.other_tree = self.branch.repository.revision_tree(
930
merger.other_branch = branch
931
if from_revision is None:
934
merger.set_base_revision(from_revision, branch)
935
if merger.base_rev_id == merger.other_rev_id:
936
raise errors.PointlessMerge
937
merger.backup_files = False
938
if merge_type is None:
939
merger.merge_type = Merge3Merger
941
merger.merge_type = merge_type
942
merger.set_interesting_files(None)
943
merger.show_base = False
944
merger.reprocess = False
945
conflicts = merger.do_merge()
894
pb = ui.ui_factory.nested_progress_bar()
896
merger = Merger(self.branch, this_tree=self, pb=pb)
897
merger.pp = ProgressPhase("Merge phase", 5, pb)
898
merger.pp.next_phase()
899
# check that there are no
901
merger.check_basis(check_clean=True, require_commits=False)
902
if to_revision is None:
903
to_revision = _mod_revision.ensure_null(branch.last_revision())
904
merger.other_rev_id = to_revision
905
if _mod_revision.is_null(merger.other_rev_id):
906
raise errors.NoCommits(branch)
907
self.branch.fetch(branch, last_revision=merger.other_rev_id)
908
merger.other_basis = merger.other_rev_id
909
merger.other_tree = self.branch.repository.revision_tree(
911
merger.other_branch = branch
912
merger.pp.next_phase()
913
if from_revision is None:
916
merger.set_base_revision(from_revision, branch)
917
if merger.base_rev_id == merger.other_rev_id:
918
raise errors.PointlessMerge
919
merger.backup_files = False
920
if merge_type is None:
921
merger.merge_type = Merge3Merger
923
merger.merge_type = merge_type
924
merger.set_interesting_files(None)
925
merger.show_base = False
926
merger.reprocess = False
927
conflicts = merger.do_merge()
1096
1080
tree_transport = self.bzrdir.root_transport.clone(sub_path)
1097
1081
if tree_transport.base != branch_transport.base:
1098
1082
tree_bzrdir = format.initialize_on_transport(tree_transport)
1099
branch.BranchReferenceFormat().initialize(tree_bzrdir,
1100
target_branch=new_branch)
1083
branch.BranchReferenceFormat().initialize(tree_bzrdir, new_branch)
1102
1085
tree_bzrdir = branch_bzrdir
1103
1086
wt = tree_bzrdir.create_workingtree(_mod_revision.NULL_REVISION)
1141
1124
This does not include files that have been deleted in this
1142
1125
tree. Skips the control directory.
1144
:param include_root: if True, return an entry for the root
1127
:param include_root: if True, do not return an entry for the root
1145
1128
:param from_dir: start from this directory or None for the root
1146
1129
:param recursive: whether to recurse into subdirectories or not
1601
1584
@needs_write_lock
1602
1585
def pull(self, source, overwrite=False, stop_revision=None,
1603
1586
change_reporter=None, possible_transports=None, local=False):
1587
top_pb = ui.ui_factory.nested_progress_bar()
1604
1588
source.lock_read()
1590
pp = ProgressPhase("Pull phase", 2, top_pb)
1606
1592
old_revision_info = self.branch.last_revision_info()
1607
1593
basis_tree = self.basis_tree()
1608
1594
count = self.branch.pull(source, overwrite, stop_revision,
1619
1607
new_basis_tree,
1621
1609
this_tree=self,
1623
1611
change_reporter=change_reporter)
1624
basis_root_id = basis_tree.get_root_id()
1625
new_root_id = new_basis_tree.get_root_id()
1626
if basis_root_id != new_root_id:
1627
self.set_root_id(new_root_id)
1612
if (basis_tree.inventory.root is None and
1613
new_basis_tree.inventory.root is not None):
1614
self.set_root_id(new_basis_tree.get_root_id())
1629
1617
basis_tree.unlock()
1630
1618
# TODO - dedup parents list with things merged by pull ?
1631
1619
# reuse the revisiontree we merged against to set the new
1734
1723
r"""Check whether the filename matches an ignore pattern.
1736
1725
Patterns containing '/' or '\' need to match the whole path;
1737
others match against only the last component. Patterns starting
1738
with '!' are ignore exceptions. Exceptions take precedence
1739
over regular patterns and cause the filename to not be ignored.
1726
others match against only the last component.
1741
1728
If the file is ignored, returns the pattern which caused it to
1742
1729
be ignored, otherwise None. So this can simply be used as a
1743
1730
boolean if desired."""
1744
1731
if getattr(self, '_ignoreglobster', None) is None:
1745
self._ignoreglobster = globbing.ExceptionGlobster(self.get_ignore_list())
1732
self._ignoreglobster = globbing.Globster(self.get_ignore_list())
1746
1733
return self._ignoreglobster.match(filename)
1748
1735
def kind(self, file_id):
1896
1879
# revision_id is set. We must check for this full string, because a
1897
1880
# root node id can legitimately look like 'revision_id' but cannot
1898
1881
# contain a '"'.
1899
xml = self.branch.repository._get_inventory_xml(new_revision)
1882
xml = self.branch.repository.get_inventory_xml(new_revision)
1900
1883
firstline = xml.split('\n', 1)[0]
1901
1884
if (not 'revision_id="' in firstline or
1902
1885
'format="7"' not in firstline):
1903
inv = self.branch.repository._serializer.read_inventory_from_string(
1886
inv = self.branch.repository.deserialise_inventory(
1905
1888
xml = self._create_basis_xml_from_inventory(new_revision, inv)
1906
1889
self._write_basis_inventory(xml)
1907
1890
except (errors.NoSuchRevision, errors.RevisionNotPresent):
2027
2004
new_status = 'I'
2029
2006
new_status = '?'
2030
# XXX: Really should be a more abstract reporter interface
2031
kind_ch = osutils.kind_marker(self.kind(fid))
2032
to_file.write(new_status + ' ' + f + kind_ch + '\n')
2007
textui.show_status(new_status, self.kind(fid), f,
2033
2009
# Unversion file
2034
2010
inv_delta.append((f, None, fid, None))
2035
2011
message = "removed %s" % (f,)
2187
2163
raise NotImplementedError(self.unlock)
2191
def update(self, change_reporter=None, possible_transports=None,
2192
revision=None, old_tip=_marker):
2165
def update(self, change_reporter=None, possible_transports=None):
2193
2166
"""Update a working tree along its branch.
2195
2168
This will update the branch if its bound too, which means we have
2213
2186
- Merge current state -> basis tree of the master w.r.t. the old tree
2215
2188
- Do a 'normal' merge of the old branch basis if it is relevant.
2217
:param revision: The target revision to update to. Must be in the
2219
:param old_tip: If branch.update() has already been run, the value it
2220
returned (old tip of the branch or None). _marker is used
2223
2190
if self.branch.get_bound_location() is not None:
2224
2191
self.lock_write()
2225
update_branch = (old_tip is self._marker)
2192
update_branch = True
2227
2194
self.lock_tree_write()
2228
2195
update_branch = False
2230
2197
if update_branch:
2231
2198
old_tip = self.branch.update(possible_transports)
2233
if old_tip is self._marker:
2235
return self._update_tree(old_tip, change_reporter, revision)
2201
return self._update_tree(old_tip, change_reporter)
2239
2205
@needs_tree_write_lock
2240
def _update_tree(self, old_tip=None, change_reporter=None, revision=None):
2206
def _update_tree(self, old_tip=None, change_reporter=None):
2241
2207
"""Update a tree to the master branch.
2243
2209
:param old_tip: if supplied, the previous tip revision the branch,
2253
2219
# We MUST save it even if an error occurs, because otherwise the users
2254
2220
# local work is unreferenced and will appear to have been lost.
2258
2224
last_rev = self.get_parent_ids()[0]
2259
2225
except IndexError:
2260
2226
last_rev = _mod_revision.NULL_REVISION
2261
if revision is None:
2262
revision = self.branch.last_revision()
2264
old_tip = old_tip or _mod_revision.NULL_REVISION
2266
if not _mod_revision.is_null(old_tip) and old_tip != last_rev:
2267
# the branch we are bound to was updated
2268
# merge those changes in first
2269
base_tree = self.basis_tree()
2270
other_tree = self.branch.repository.revision_tree(old_tip)
2271
nb_conflicts = merge.merge_inner(self.branch, other_tree,
2272
base_tree, this_tree=self,
2273
change_reporter=change_reporter)
2275
self.add_parent_tree((old_tip, other_tree))
2276
trace.note('Rerun update after fixing the conflicts.')
2279
if last_rev != _mod_revision.ensure_null(revision):
2280
# the working tree is up to date with the branch
2281
# we can merge the specified revision from master
2282
to_tree = self.branch.repository.revision_tree(revision)
2283
to_root_id = to_tree.get_root_id()
2227
if last_rev != _mod_revision.ensure_null(self.branch.last_revision()):
2228
# merge tree state up to new branch tip.
2285
2229
basis = self.basis_tree()
2286
2230
basis.lock_read()
2288
if (basis.inventory.root is None
2289
or basis.inventory.root.file_id != to_root_id):
2290
self.set_root_id(to_root_id)
2232
to_tree = self.branch.basis_tree()
2233
if basis.inventory.root is None:
2234
self.set_root_id(to_tree.get_root_id())
2236
result += merge.merge_inner(
2241
change_reporter=change_reporter)
2295
# determine the branch point
2296
graph = self.branch.repository.get_graph()
2297
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2299
base_tree = self.branch.repository.revision_tree(base_rev_id)
2301
nb_conflicts = merge.merge_inner(self.branch, to_tree, base_tree,
2303
change_reporter=change_reporter)
2304
self.set_last_revision(revision)
2305
2244
# TODO - dedup parents list with things merged by pull ?
2306
2245
# reuse the tree we've updated to to set the basis:
2307
parent_trees = [(revision, to_tree)]
2246
parent_trees = [(self.branch.last_revision(), to_tree)]
2308
2247
merges = self.get_parent_ids()[1:]
2309
2248
# Ideally we ask the tree for the trees here, that way the working
2310
2249
# tree can decide whether to give us the entire tree or give us a
2314
2253
for parent in merges:
2315
2254
parent_trees.append(
2316
2255
(parent, self.branch.repository.revision_tree(parent)))
2317
if not _mod_revision.is_null(old_tip):
2256
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2318
2257
parent_trees.append(
2319
2258
(old_tip, self.branch.repository.revision_tree(old_tip)))
2320
2259
self.set_parent_trees(parent_trees)
2321
2260
last_rev = parent_trees[0][0]
2262
# the working tree had the same last-revision as the master
2263
# branch did. We may still have pivot local work from the local
2264
# branch into old_tip:
2265
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2266
self.add_parent_tree_id(old_tip)
2267
if (old_tip is not None and not _mod_revision.is_null(old_tip)
2268
and old_tip != last_rev):
2269
# our last revision was not the prior branch last revision
2270
# and we have converted that last revision to a pending merge.
2271
# base is somewhere between the branch tip now
2272
# and the now pending merge
2274
# Since we just modified the working tree and inventory, flush out
2275
# the current state, before we modify it again.
2276
# TODO: jam 20070214 WorkingTree3 doesn't require this, dirstate
2277
# requires it only because TreeTransform directly munges the
2278
# inventory and calls tree._write_inventory(). Ultimately we
2279
# should be able to remove this extra flush.
2281
graph = self.branch.repository.get_graph()
2282
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2284
base_tree = self.branch.repository.revision_tree(base_rev_id)
2285
other_tree = self.branch.repository.revision_tree(old_tip)
2286
result += merge.merge_inner(
2291
change_reporter=change_reporter)
2324
2294
def _write_hashcache_if_dirty(self):
2325
2295
"""Write out the hashcache if it is dirty."""
2566
2536
return un_resolved, resolved
2568
2538
@needs_read_lock
2569
def _check(self, references):
2570
"""Check the tree for consistency.
2572
:param references: A dict with keys matching the items returned by
2573
self._get_check_refs(), and values from looking those keys up in
2576
2540
tree_basis = self.basis_tree()
2577
2541
tree_basis.lock_read()
2579
repo_basis = references[('trees', self.last_revision())]
2543
repo_basis = self.branch.repository.revision_tree(
2544
self.last_revision())
2580
2545
if len(list(repo_basis.iter_changes(tree_basis))) > 0:
2581
2546
raise errors.BzrCheckError(
2582
2547
"Mismatched basis inventory content.")
2627
2593
if self._inventory is None:
2628
2594
self.read_working_inventory()
2630
def _get_check_refs(self):
2631
"""Return the references needed to perform a check of this tree."""
2632
return [('trees', self.last_revision())]
2634
2596
def lock_tree_write(self):
2635
2597
"""See WorkingTree.lock_tree_write().
2693
2655
mode=self.bzrdir._get_file_mode())
2696
def _get_check_refs(self):
2697
"""Return the references needed to perform a check of this tree."""
2698
return [('trees', self.last_revision())]
2700
2658
@needs_tree_write_lock
2701
2659
def set_conflicts(self, conflicts):
2702
2660
self._put_rio('conflicts', conflicts.to_stanzas(),
2779
2737
"""Return the format for the working tree object in a_bzrdir."""
2781
2739
transport = a_bzrdir.get_workingtree_transport(None)
2782
format_string = transport.get_bytes("format")
2740
format_string = transport.get("format").read()
2783
2741
return klass._formats[format_string]
2784
2742
except errors.NoSuchFile:
2785
2743
raise errors.NoWorkingTree(base=transport.base)
3049
3007
return self.get_format_string()
3052
__default_format = WorkingTreeFormat6()
3010
__default_format = WorkingTreeFormat4()
3053
3011
WorkingTreeFormat.register_format(__default_format)
3012
WorkingTreeFormat.register_format(WorkingTreeFormat6())
3054
3013
WorkingTreeFormat.register_format(WorkingTreeFormat5())
3055
WorkingTreeFormat.register_format(WorkingTreeFormat4())
3056
3014
WorkingTreeFormat.register_format(WorkingTreeFormat3())
3057
3015
WorkingTreeFormat.set_default_format(__default_format)
3058
3016
# formats which have no format string are not discoverable