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
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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
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107
from bzrlib.rio import RioReader, rio_file, Stanza
100
108
from bzrlib.symbol_versioning import (
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def _is_executable_from_path_and_stat_from_basis(self, path, stat_result):
642
636
file_id = self.path2id(path)
644
# For unversioned files on win32, we just assume they are not
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return self._inventory[file_id].executable
649
639
def _is_executable_from_path_and_stat_from_stat(self, path, stat_result):
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kind = _mapper(stat_result.st_mode)
761
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if kind == 'file':
762
return self._file_content_summary(path, stat_result)
752
size = stat_result.st_size
753
# try for a stat cache lookup
754
executable = self._is_executable_from_path_and_stat(path, stat_result)
755
return (kind, size, executable, self._sha_from_stat(
763
757
elif kind == 'directory':
764
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# perhaps it looks like a plain directory, but it's really a
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767
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(
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769
def _check_parents_for_ghosts(self, revision_ids, allow_leftmost_as_ghost):
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"""Common ghost checking functionality from set_parent_*.
905
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@needs_write_lock # because merge pulls data into the branch.
906
893
def merge_from_branch(self, branch, to_revision=None, from_revision=None,
907
merge_type=None, force=False):
908
895
"""Merge from a branch into this working tree.
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897
:param branch: The branch to merge from.
914
901
branch.last_revision().
916
903
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()
904
pb = ui.ui_factory.nested_progress_bar()
906
merger = Merger(self.branch, this_tree=self, pb=pb)
907
merger.pp = ProgressPhase("Merge phase", 5, pb)
908
merger.pp.next_phase()
909
# check that there are no
911
merger.check_basis(check_clean=True, require_commits=False)
912
if to_revision is None:
913
to_revision = _mod_revision.ensure_null(branch.last_revision())
914
merger.other_rev_id = to_revision
915
if _mod_revision.is_null(merger.other_rev_id):
916
raise errors.NoCommits(branch)
917
self.branch.fetch(branch, last_revision=merger.other_rev_id)
918
merger.other_basis = merger.other_rev_id
919
merger.other_tree = self.branch.repository.revision_tree(
921
merger.other_branch = branch
922
merger.pp.next_phase()
923
if from_revision is None:
926
merger.set_base_revision(from_revision, branch)
927
if merger.base_rev_id == merger.other_rev_id:
928
raise errors.PointlessMerge
929
merger.backup_files = False
930
if merge_type is None:
931
merger.merge_type = Merge3Merger
933
merger.merge_type = merge_type
934
merger.set_interesting_files(None)
935
merger.show_base = False
936
merger.reprocess = False
937
conflicts = merger.do_merge()
1096
1090
tree_transport = self.bzrdir.root_transport.clone(sub_path)
1097
1091
if tree_transport.base != branch_transport.base:
1098
1092
tree_bzrdir = format.initialize_on_transport(tree_transport)
1099
branch.BranchReferenceFormat().initialize(tree_bzrdir,
1100
target_branch=new_branch)
1093
branch.BranchReferenceFormat().initialize(tree_bzrdir, new_branch)
1102
1095
tree_bzrdir = branch_bzrdir
1103
1096
wt = tree_bzrdir.create_workingtree(_mod_revision.NULL_REVISION)
1141
1134
This does not include files that have been deleted in this
1142
1135
tree. Skips the control directory.
1144
:param include_root: if True, return an entry for the root
1137
:param include_root: if True, do not return an entry for the root
1145
1138
:param from_dir: start from this directory or None for the root
1146
1139
:param recursive: whether to recurse into subdirectories or not
1601
1594
@needs_write_lock
1602
1595
def pull(self, source, overwrite=False, stop_revision=None,
1603
1596
change_reporter=None, possible_transports=None, local=False):
1597
top_pb = ui.ui_factory.nested_progress_bar()
1604
1598
source.lock_read()
1600
pp = ProgressPhase("Pull phase", 2, top_pb)
1606
1602
old_revision_info = self.branch.last_revision_info()
1607
1603
basis_tree = self.basis_tree()
1608
1604
count = self.branch.pull(source, overwrite, stop_revision,
1619
1617
new_basis_tree,
1621
1619
this_tree=self,
1623
1621
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)
1622
if (basis_tree.inventory.root is None and
1623
new_basis_tree.inventory.root is not None):
1624
self.set_root_id(new_basis_tree.get_root_id())
1629
1627
basis_tree.unlock()
1630
1628
# TODO - dedup parents list with things merged by pull ?
1631
1629
# reuse the revisiontree we merged against to set the new
1734
1733
r"""Check whether the filename matches an ignore pattern.
1736
1735
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.
1736
others match against only the last component.
1741
1738
If the file is ignored, returns the pattern which caused it to
1742
1739
be ignored, otherwise None. So this can simply be used as a
1743
1740
boolean if desired."""
1744
1741
if getattr(self, '_ignoreglobster', None) is None:
1745
self._ignoreglobster = globbing.ExceptionGlobster(self.get_ignore_list())
1742
self._ignoreglobster = globbing.Globster(self.get_ignore_list())
1746
1743
return self._ignoreglobster.match(filename)
1748
1745
def kind(self, file_id):
1896
1889
# revision_id is set. We must check for this full string, because a
1897
1890
# root node id can legitimately look like 'revision_id' but cannot
1898
1891
# contain a '"'.
1899
xml = self.branch.repository._get_inventory_xml(new_revision)
1892
xml = self.branch.repository.get_inventory_xml(new_revision)
1900
1893
firstline = xml.split('\n', 1)[0]
1901
1894
if (not 'revision_id="' in firstline or
1902
1895
'format="7"' not in firstline):
2027
2014
new_status = 'I'
2029
2016
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')
2017
textui.show_status(new_status, self.kind(fid), f,
2033
2019
# Unversion file
2034
2020
inv_delta.append((f, None, fid, None))
2035
2021
message = "removed %s" % (f,)
2187
2173
raise NotImplementedError(self.unlock)
2191
def update(self, change_reporter=None, possible_transports=None,
2192
revision=None, old_tip=_marker):
2175
def update(self, change_reporter=None, possible_transports=None):
2193
2176
"""Update a working tree along its branch.
2195
2178
This will update the branch if its bound too, which means we have
2213
2196
- Merge current state -> basis tree of the master w.r.t. the old tree
2215
2198
- 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
2200
if self.branch.get_bound_location() is not None:
2224
2201
self.lock_write()
2225
update_branch = (old_tip is self._marker)
2202
update_branch = True
2227
2204
self.lock_tree_write()
2228
2205
update_branch = False
2230
2207
if update_branch:
2231
2208
old_tip = self.branch.update(possible_transports)
2233
if old_tip is self._marker:
2235
return self._update_tree(old_tip, change_reporter, revision)
2211
return self._update_tree(old_tip, change_reporter)
2239
2215
@needs_tree_write_lock
2240
def _update_tree(self, old_tip=None, change_reporter=None, revision=None):
2216
def _update_tree(self, old_tip=None, change_reporter=None):
2241
2217
"""Update a tree to the master branch.
2243
2219
:param old_tip: if supplied, the previous tip revision the branch,
2253
2229
# We MUST save it even if an error occurs, because otherwise the users
2254
2230
# local work is unreferenced and will appear to have been lost.
2258
2234
last_rev = self.get_parent_ids()[0]
2259
2235
except IndexError:
2260
2236
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()
2237
if last_rev != _mod_revision.ensure_null(self.branch.last_revision()):
2238
# merge tree state up to new branch tip.
2285
2239
basis = self.basis_tree()
2286
2240
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)
2242
to_tree = self.branch.basis_tree()
2243
if basis.inventory.root is None:
2244
self.set_root_id(to_tree.get_root_id())
2246
result += merge.merge_inner(
2251
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
2254
# TODO - dedup parents list with things merged by pull ?
2306
2255
# reuse the tree we've updated to to set the basis:
2307
parent_trees = [(revision, to_tree)]
2256
parent_trees = [(self.branch.last_revision(), to_tree)]
2308
2257
merges = self.get_parent_ids()[1:]
2309
2258
# Ideally we ask the tree for the trees here, that way the working
2310
2259
# tree can decide whether to give us the entire tree or give us a
2314
2263
for parent in merges:
2315
2264
parent_trees.append(
2316
2265
(parent, self.branch.repository.revision_tree(parent)))
2317
if not _mod_revision.is_null(old_tip):
2266
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2318
2267
parent_trees.append(
2319
2268
(old_tip, self.branch.repository.revision_tree(old_tip)))
2320
2269
self.set_parent_trees(parent_trees)
2321
2270
last_rev = parent_trees[0][0]
2272
# the working tree had the same last-revision as the master
2273
# branch did. We may still have pivot local work from the local
2274
# branch into old_tip:
2275
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2276
self.add_parent_tree_id(old_tip)
2277
if (old_tip is not None and not _mod_revision.is_null(old_tip)
2278
and old_tip != last_rev):
2279
# our last revision was not the prior branch last revision
2280
# and we have converted that last revision to a pending merge.
2281
# base is somewhere between the branch tip now
2282
# and the now pending merge
2284
# Since we just modified the working tree and inventory, flush out
2285
# the current state, before we modify it again.
2286
# TODO: jam 20070214 WorkingTree3 doesn't require this, dirstate
2287
# requires it only because TreeTransform directly munges the
2288
# inventory and calls tree._write_inventory(). Ultimately we
2289
# should be able to remove this extra flush.
2291
graph = self.branch.repository.get_graph()
2292
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2294
base_tree = self.branch.repository.revision_tree(base_rev_id)
2295
other_tree = self.branch.repository.revision_tree(old_tip)
2296
result += merge.merge_inner(
2301
change_reporter=change_reporter)
2324
2304
def _write_hashcache_if_dirty(self):
2325
2305
"""Write out the hashcache if it is dirty."""
2779
2760
"""Return the format for the working tree object in a_bzrdir."""
2781
2762
transport = a_bzrdir.get_workingtree_transport(None)
2782
format_string = transport.get_bytes("format")
2763
format_string = transport.get("format").read()
2783
2764
return klass._formats[format_string]
2784
2765
except errors.NoSuchFile:
2785
2766
raise errors.NoWorkingTree(base=transport.base)