1
# Copyright (C) 2004, 2005 by Canonical Ltd
3
# This program is free software; you can redistribute it and/or modify
4
# it under the terms of the GNU General Public License as published by
5
# the Free Software Foundation; either version 2 of the License, or
6
# (at your option) any later version.
8
# This program is distributed in the hope that it will be useful,
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11
# GNU General Public License for more details.
13
# You should have received a copy of the GNU General Public License
14
# along with this program; if not, write to the Free Software
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22
from bzrlib.trace import mutter, note, log_error
23
from bzrlib.errors import BzrError, BzrCheckError, BzrCommandError
24
from bzrlib.osutils import quotefn
25
from bzrlib import Branch, Inventory, InventoryEntry, BZRDIR, \
32
def register_command(cmd):
33
"Utility function to help register a command"
36
if k.startswith("cmd_"):
37
k_unsquished = _unsquish_command_name(k)
40
if not plugin_cmds.has_key(k_unsquished):
41
plugin_cmds[k_unsquished] = cmd
43
log_error('Two plugins defined the same command: %r' % k)
44
log_error('Not loading the one in %r' % sys.modules[cmd.__module__])
47
def _squish_command_name(cmd):
48
return 'cmd_' + cmd.replace('-', '_')
51
def _unsquish_command_name(cmd):
52
assert cmd.startswith("cmd_")
53
return cmd[4:].replace('_','-')
55
def _parse_revision_str(revstr):
56
"""This handles a revision string -> revno.
58
There are several possibilities:
61
'234:345' -> [234, 345]
65
In the future we will also support:
66
'uuid:blah-blah-blah' -> ?
67
'hash:blahblahblah' -> ?
71
if revstr.find(':') != -1:
72
revs = revstr.split(':')
74
raise ValueError('More than 2 pieces not supported for --revision: %r' % revstr)
79
revs[0] = int(revs[0])
84
revs[1] = int(revs[1])
91
def _get_cmd_dict(plugins_override=True):
93
for k, v in globals().iteritems():
94
if k.startswith("cmd_"):
95
d[_unsquish_command_name(k)] = v
96
# If we didn't load plugins, the plugin_cmds dict will be empty
100
d2 = plugin_cmds.copy()
106
def get_all_cmds(plugins_override=True):
107
"""Return canonical name and class for all registered commands."""
108
for k, v in _get_cmd_dict(plugins_override=plugins_override).iteritems():
112
def get_cmd_class(cmd, plugins_override=True):
113
"""Return the canonical name and command class for a command.
115
cmd = str(cmd) # not unicode
117
# first look up this command under the specified name
118
cmds = _get_cmd_dict(plugins_override=plugins_override)
120
return cmd, cmds[cmd]
124
# look for any command which claims this as an alias
125
for cmdname, cmdclass in cmds.iteritems():
126
if cmd in cmdclass.aliases:
127
return cmdname, cmdclass
129
cmdclass = ExternalCommand.find_command(cmd)
133
raise BzrCommandError("unknown command %r" % cmd)
136
class Command(object):
137
"""Base class for commands.
139
The docstring for an actual command should give a single-line
140
summary, then a complete description of the command. A grammar
141
description will be inserted.
144
List of argument forms, marked with whether they are optional,
148
List of options that may be given for this command.
151
If true, this command isn't advertised.
160
def __init__(self, options, arguments):
161
"""Construct and run the command.
163
Sets self.status to the return value of run()."""
164
assert isinstance(options, dict)
165
assert isinstance(arguments, dict)
166
cmdargs = options.copy()
167
cmdargs.update(arguments)
168
assert self.__doc__ != Command.__doc__, \
169
("No help message set for %r" % self)
170
self.status = self.run(**cmdargs)
174
"""Override this in sub-classes.
176
This is invoked with the options and arguments bound to
179
Return 0 or None if the command was successful, or a shell
185
class ExternalCommand(Command):
186
"""Class to wrap external commands.
188
We cheat a little here, when get_cmd_class() calls us we actually give it back
189
an object we construct that has the appropriate path, help, options etc for the
192
When run_bzr() tries to instantiate that 'class' it gets caught by the __call__
193
method, which we override to call the Command.__init__ method. That then calls
194
our run method which is pretty straight forward.
196
The only wrinkle is that we have to map bzr's dictionary of options and arguments
197
back into command line options and arguments for the script.
200
def find_command(cls, cmd):
202
bzrpath = os.environ.get('BZRPATH', '')
204
for dir in bzrpath.split(os.pathsep):
205
path = os.path.join(dir, cmd)
206
if os.path.isfile(path):
207
return ExternalCommand(path)
211
find_command = classmethod(find_command)
213
def __init__(self, path):
216
pipe = os.popen('%s --bzr-usage' % path, 'r')
217
self.takes_options = pipe.readline().split()
219
for opt in self.takes_options:
220
if not opt in OPTIONS:
221
raise BzrError("Unknown option '%s' returned by external command %s"
224
# TODO: Is there any way to check takes_args is valid here?
225
self.takes_args = pipe.readline().split()
227
if pipe.close() is not None:
228
raise BzrError("Failed funning '%s --bzr-usage'" % path)
230
pipe = os.popen('%s --bzr-help' % path, 'r')
231
self.__doc__ = pipe.read()
232
if pipe.close() is not None:
233
raise BzrError("Failed funning '%s --bzr-help'" % path)
235
def __call__(self, options, arguments):
236
Command.__init__(self, options, arguments)
239
def run(self, **kargs):
246
optname = name.replace('_','-')
248
if OPTIONS.has_key(optname):
250
opts.append('--%s' % optname)
251
if value is not None and value is not True:
252
opts.append(str(value))
254
# it's an arg, or arg list
255
if type(value) is not list:
261
self.status = os.spawnv(os.P_WAIT, self.path, [self.path] + opts + args)
265
class cmd_status(Command):
266
"""Display status summary.
268
This reports on versioned and unknown files, reporting them
269
grouped by state. Possible states are:
272
Versioned in the working copy but not in the previous revision.
275
Versioned in the previous revision but removed or deleted
279
Path of this file changed from the previous revision;
280
the text may also have changed. This includes files whose
281
parent directory was renamed.
284
Text has changed since the previous revision.
287
Nothing about this file has changed since the previous revision.
288
Only shown with --all.
291
Not versioned and not matching an ignore pattern.
293
To see ignored files use 'bzr ignored'. For details in the
294
changes to file texts, use 'bzr diff'.
296
If no arguments are specified, the status of the entire working
297
directory is shown. Otherwise, only the status of the specified
298
files or directories is reported. If a directory is given, status
299
is reported for everything inside that directory.
301
takes_args = ['file*']
302
takes_options = ['all', 'show-ids']
303
aliases = ['st', 'stat']
305
def run(self, all=False, show_ids=False, file_list=None):
307
b = Branch(file_list[0])
308
file_list = [b.relpath(x) for x in file_list]
309
# special case: only one path was given and it's the root
311
if file_list == ['']:
316
status.show_status(b, show_unchanged=all, show_ids=show_ids,
317
specific_files=file_list)
320
class cmd_cat_revision(Command):
321
"""Write out metadata for a revision."""
324
takes_args = ['revision_id']
326
def run(self, revision_id):
327
Branch('.').get_revision(revision_id).write_xml(sys.stdout)
330
class cmd_revno(Command):
331
"""Show current revision number.
333
This is equal to the number of revisions on this branch."""
335
print Branch('.').revno()
338
class cmd_add(Command):
339
"""Add specified files or directories.
341
In non-recursive mode, all the named items are added, regardless
342
of whether they were previously ignored. A warning is given if
343
any of the named files are already versioned.
345
In recursive mode (the default), files are treated the same way
346
but the behaviour for directories is different. Directories that
347
are already versioned do not give a warning. All directories,
348
whether already versioned or not, are searched for files or
349
subdirectories that are neither versioned or ignored, and these
350
are added. This search proceeds recursively into versioned
353
Therefore simply saying 'bzr add .' will version all files that
354
are currently unknown.
356
TODO: Perhaps adding a file whose directly is not versioned should
357
recursively add that parent, rather than giving an error?
359
takes_args = ['file+']
360
takes_options = ['verbose', 'no-recurse']
362
def run(self, file_list, verbose=False, no_recurse=False):
363
bzrlib.add.smart_add(file_list, verbose, not no_recurse)
367
class cmd_mkdir(Command):
368
"""Create a new versioned directory.
370
This is equivalent to creating the directory and then adding it.
372
takes_args = ['dir+']
374
def run(self, dir_list):
383
b = bzrlib.branch.Branch(d)
384
b.add([d], verbose=True)
387
class cmd_relpath(Command):
388
"""Show path of a file relative to root"""
389
takes_args = ['filename']
392
def run(self, filename):
393
print Branch(filename).relpath(filename)
397
class cmd_inventory(Command):
398
"""Show inventory of the current working copy or a revision."""
399
takes_options = ['revision', 'show-ids']
401
def run(self, revision=None, show_ids=False):
404
inv = b.read_working_inventory()
406
inv = b.get_revision_inventory(b.lookup_revision(revision))
408
for path, entry in inv.entries():
410
print '%-50s %s' % (path, entry.file_id)
415
class cmd_move(Command):
416
"""Move files to a different directory.
421
The destination must be a versioned directory in the same branch.
423
takes_args = ['source$', 'dest']
424
def run(self, source_list, dest):
427
b.move([b.relpath(s) for s in source_list], b.relpath(dest))
430
class cmd_rename(Command):
431
"""Change the name of an entry.
434
bzr rename frob.c frobber.c
435
bzr rename src/frob.c lib/frob.c
437
It is an error if the destination name exists.
439
See also the 'move' command, which moves files into a different
440
directory without changing their name.
442
TODO: Some way to rename multiple files without invoking bzr for each
444
takes_args = ['from_name', 'to_name']
446
def run(self, from_name, to_name):
448
b.rename_one(b.relpath(from_name), b.relpath(to_name))
454
class cmd_pull(Command):
455
"""Pull any changes from another branch into the current one.
457
If the location is omitted, the last-used location will be used.
458
Both the revision history and the working directory will be
461
This command only works on branches that have not diverged. Branches are
462
considered diverged if both branches have had commits without first
463
pulling from the other.
465
If branches have diverged, you can use 'bzr merge' to pull the text changes
466
from one into the other.
468
takes_args = ['location?']
470
def run(self, location=None):
471
from bzrlib.merge import merge
477
stored_loc = br_to.controlfile("x-pull", "rb").read().rstrip('\n')
479
if errno == errno.ENOENT:
482
if stored_loc is None:
483
raise BzrCommandError("No pull location known or specified.")
485
print "Using last location: %s" % stored_loc
486
location = stored_loc
487
from branch import find_branch, DivergedBranches
488
br_from = find_branch(location)
489
location = pull_loc(br_from)
490
old_revno = br_to.revno()
492
br_to.update_revisions(br_from)
493
except DivergedBranches:
494
raise BzrCommandError("These branches have diverged. Try merge.")
496
merge(('.', -1), ('.', old_revno), check_clean=False)
497
if location != stored_loc:
498
br_to.controlfile("x-pull", "wb").write(location + "\n")
502
class cmd_branch(Command):
503
"""Create a new copy of a branch.
505
If the TO_LOCATION is omitted, the last component of the FROM_LOCATION will
506
be used. In other words, "branch ../foo/bar" will attempt to create ./bar.
508
To retrieve the branch as of a particular revision, supply the --revision
509
parameter, as in "branch foo/bar -r 5".
511
takes_args = ['from_location', 'to_location?']
512
takes_options = ['revision']
514
def run(self, from_location, to_location=None, revision=None):
516
from bzrlib.merge import merge
517
from branch import find_branch, DivergedBranches, NoSuchRevision
518
from shutil import rmtree
520
br_from = find_branch(from_location)
522
if e.errno == errno.ENOENT:
523
raise BzrCommandError('Source location "%s" does not exist.' %
528
if to_location is None:
529
to_location = os.path.basename(from_location.rstrip("/\\"))
532
os.mkdir(to_location)
534
if e.errno == errno.EEXIST:
535
raise BzrCommandError('Target directory "%s" already exists.' %
537
if e.errno == errno.ENOENT:
538
raise BzrCommandError('Parent of "%s" does not exist.' %
542
br_to = Branch(to_location, init=True)
545
br_to.update_revisions(br_from, stop_revision=revision)
546
except NoSuchRevision:
548
msg = "The branch %s has no revision %d." % (from_location,
550
raise BzrCommandError(msg)
551
merge((to_location, -1), (to_location, 0), this_dir=to_location,
552
check_clean=False, ignore_zero=True)
553
from_location = pull_loc(br_from)
554
br_to.controlfile("x-pull", "wb").write(from_location + "\n")
557
def pull_loc(branch):
558
# TODO: Should perhaps just make attribute be 'base' in
559
# RemoteBranch and Branch?
560
if hasattr(branch, "baseurl"):
561
return branch.baseurl
567
class cmd_renames(Command):
568
"""Show list of renamed files.
570
TODO: Option to show renames between two historical versions.
572
TODO: Only show renames under dir, rather than in the whole branch.
574
takes_args = ['dir?']
576
def run(self, dir='.'):
578
old_inv = b.basis_tree().inventory
579
new_inv = b.read_working_inventory()
581
renames = list(bzrlib.tree.find_renames(old_inv, new_inv))
583
for old_name, new_name in renames:
584
print "%s => %s" % (old_name, new_name)
587
class cmd_info(Command):
588
"""Show statistical information about a branch."""
589
takes_args = ['branch?']
591
def run(self, branch=None):
594
from branch import find_branch
595
b = find_branch(branch)
599
class cmd_remove(Command):
600
"""Make a file unversioned.
602
This makes bzr stop tracking changes to a versioned file. It does
603
not delete the working copy.
605
takes_args = ['file+']
606
takes_options = ['verbose']
608
def run(self, file_list, verbose=False):
609
b = Branch(file_list[0])
610
b.remove([b.relpath(f) for f in file_list], verbose=verbose)
613
class cmd_file_id(Command):
614
"""Print file_id of a particular file or directory.
616
The file_id is assigned when the file is first added and remains the
617
same through all revisions where the file exists, even when it is
621
takes_args = ['filename']
622
def run(self, filename):
624
i = b.inventory.path2id(b.relpath(filename))
626
raise BzrError("%r is not a versioned file" % filename)
631
class cmd_file_path(Command):
632
"""Print path of file_ids to a file or directory.
634
This prints one line for each directory down to the target,
635
starting at the branch root."""
637
takes_args = ['filename']
638
def run(self, filename):
641
fid = inv.path2id(b.relpath(filename))
643
raise BzrError("%r is not a versioned file" % filename)
644
for fip in inv.get_idpath(fid):
648
class cmd_revision_history(Command):
649
"""Display list of revision ids on this branch."""
652
for patchid in Branch('.').revision_history():
656
class cmd_directories(Command):
657
"""Display list of versioned directories in this branch."""
659
for name, ie in Branch('.').read_working_inventory().directories():
666
class cmd_init(Command):
667
"""Make a directory into a versioned branch.
669
Use this to create an empty branch, or before importing an
672
Recipe for importing a tree of files:
677
bzr commit -m 'imported project'
680
Branch('.', init=True)
683
class cmd_diff(Command):
684
"""Show differences in working tree.
686
If files are listed, only the changes in those files are listed.
687
Otherwise, all changes for the tree are listed.
689
TODO: Given two revision arguments, show the difference between them.
691
TODO: Allow diff across branches.
693
TODO: Option to use external diff command; could be GNU diff, wdiff,
696
TODO: Python difflib is not exactly the same as unidiff; should
697
either fix it up or prefer to use an external diff.
699
TODO: If a directory is given, diff everything under that.
701
TODO: Selected-file diff is inefficient and doesn't show you
704
TODO: This probably handles non-Unix newlines poorly.
707
takes_args = ['file*']
708
takes_options = ['revision', 'diff-options']
709
aliases = ['di', 'dif']
711
def run(self, revision=None, file_list=None, diff_options=None):
712
from bzrlib.diff import show_diff
713
from bzrlib import find_branch
716
b = find_branch(file_list[0])
717
file_list = [b.relpath(f) for f in file_list]
718
if file_list == ['']:
719
# just pointing to top-of-tree
724
show_diff(b, revision, specific_files=file_list,
725
external_diff_options=diff_options)
731
class cmd_deleted(Command):
732
"""List files deleted in the working tree.
734
TODO: Show files deleted since a previous revision, or between two revisions.
736
def run(self, show_ids=False):
739
new = b.working_tree()
741
## TODO: Much more efficient way to do this: read in new
742
## directories with readdir, rather than stating each one. Same
743
## level of effort but possibly much less IO. (Or possibly not,
744
## if the directories are very large...)
746
for path, ie in old.inventory.iter_entries():
747
if not new.has_id(ie.file_id):
749
print '%-50s %s' % (path, ie.file_id)
754
class cmd_modified(Command):
755
"""List files modified in working tree."""
760
inv = b.read_working_inventory()
761
sc = statcache.update_cache(b, inv)
762
basis = b.basis_tree()
763
basis_inv = basis.inventory
765
# We used to do this through iter_entries(), but that's slow
766
# when most of the files are unmodified, as is usually the
767
# case. So instead we iterate by inventory entry, and only
768
# calculate paths as necessary.
770
for file_id in basis_inv:
771
cacheentry = sc.get(file_id)
772
if not cacheentry: # deleted
774
ie = basis_inv[file_id]
775
if cacheentry[statcache.SC_SHA1] != ie.text_sha1:
776
path = inv.id2path(file_id)
781
class cmd_added(Command):
782
"""List files added in working tree."""
786
wt = b.working_tree()
787
basis_inv = b.basis_tree().inventory
790
if file_id in basis_inv:
792
path = inv.id2path(file_id)
793
if not os.access(b.abspath(path), os.F_OK):
799
class cmd_root(Command):
800
"""Show the tree root directory.
802
The root is the nearest enclosing directory with a .bzr control
804
takes_args = ['filename?']
805
def run(self, filename=None):
806
"""Print the branch root."""
807
from branch import find_branch
808
b = find_branch(filename)
809
print getattr(b, 'base', None) or getattr(b, 'baseurl')
812
class cmd_log(Command):
813
"""Show log of this branch.
815
To request a range of logs, you can use the command -r begin:end
816
-r revision requests a specific revision, -r :end or -r begin: are
819
TODO: Make --revision support uuid: and hash: [future tag:] notation.
823
takes_args = ['filename?']
824
takes_options = ['forward', 'timezone', 'verbose', 'show-ids', 'revision']
826
def run(self, filename=None, timezone='original',
831
from bzrlib import show_log, find_branch
834
direction = (forward and 'forward') or 'reverse'
837
b = find_branch(filename)
838
fp = b.relpath(filename)
840
file_id = b.read_working_inventory().path2id(fp)
842
file_id = None # points to branch root
848
revision = [None, None]
849
elif isinstance(revision, int):
850
revision = [revision, revision]
855
assert len(revision) == 2
857
mutter('encoding log as %r' % bzrlib.user_encoding)
859
# use 'replace' so that we don't abort if trying to write out
860
# in e.g. the default C locale.
861
outf = codecs.getwriter(bzrlib.user_encoding)(sys.stdout, errors='replace')
864
show_timezone=timezone,
869
start_revision=revision[0],
870
end_revision=revision[1])
874
class cmd_touching_revisions(Command):
875
"""Return revision-ids which affected a particular file.
877
A more user-friendly interface is "bzr log FILE"."""
879
takes_args = ["filename"]
880
def run(self, filename):
882
inv = b.read_working_inventory()
883
file_id = inv.path2id(b.relpath(filename))
884
for revno, revision_id, what in bzrlib.log.find_touching_revisions(b, file_id):
885
print "%6d %s" % (revno, what)
888
class cmd_ls(Command):
889
"""List files in a tree.
891
TODO: Take a revision or remote path and list that tree instead.
894
def run(self, revision=None, verbose=False):
897
tree = b.working_tree()
899
tree = b.revision_tree(b.lookup_revision(revision))
901
for fp, fc, kind, fid in tree.list_files():
903
if kind == 'directory':
910
print '%-8s %s%s' % (fc, fp, kindch)
916
class cmd_unknowns(Command):
917
"""List unknown files."""
919
for f in Branch('.').unknowns():
924
class cmd_ignore(Command):
925
"""Ignore a command or pattern.
927
To remove patterns from the ignore list, edit the .bzrignore file.
929
If the pattern contains a slash, it is compared to the whole path
930
from the branch root. Otherwise, it is comapred to only the last
931
component of the path.
933
Ignore patterns are case-insensitive on case-insensitive systems.
935
Note: wildcards must be quoted from the shell on Unix.
938
bzr ignore ./Makefile
941
takes_args = ['name_pattern']
943
def run(self, name_pattern):
944
from bzrlib.atomicfile import AtomicFile
948
ifn = b.abspath('.bzrignore')
950
if os.path.exists(ifn):
953
igns = f.read().decode('utf-8')
959
# TODO: If the file already uses crlf-style termination, maybe
960
# we should use that for the newly added lines?
962
if igns and igns[-1] != '\n':
964
igns += name_pattern + '\n'
967
f = AtomicFile(ifn, 'wt')
968
f.write(igns.encode('utf-8'))
973
inv = b.working_tree().inventory
974
if inv.path2id('.bzrignore'):
975
mutter('.bzrignore is already versioned')
977
mutter('need to make new .bzrignore file versioned')
978
b.add(['.bzrignore'])
982
class cmd_ignored(Command):
983
"""List ignored files and the patterns that matched them.
985
See also: bzr ignore"""
987
tree = Branch('.').working_tree()
988
for path, file_class, kind, file_id in tree.list_files():
989
if file_class != 'I':
991
## XXX: Slightly inefficient since this was already calculated
992
pat = tree.is_ignored(path)
993
print '%-50s %s' % (path, pat)
996
class cmd_lookup_revision(Command):
997
"""Lookup the revision-id from a revision-number
1000
bzr lookup-revision 33
1003
takes_args = ['revno']
1005
def run(self, revno):
1009
raise BzrCommandError("not a valid revision-number: %r" % revno)
1011
print Branch('.').lookup_revision(revno)
1014
class cmd_export(Command):
1015
"""Export past revision to destination directory.
1017
If no revision is specified this exports the last committed revision.
1019
Format may be an "exporter" name, such as tar, tgz, tbz2. If none is
1020
given, exports to a directory (equivalent to --format=dir)."""
1021
# TODO: list known exporters
1022
takes_args = ['dest']
1023
takes_options = ['revision', 'format']
1024
def run(self, dest, revision=None, format='dir'):
1026
if revision == None:
1027
rh = b.revision_history()[-1]
1029
rh = b.lookup_revision(int(revision))
1030
t = b.revision_tree(rh)
1031
t.export(dest, format)
1034
class cmd_cat(Command):
1035
"""Write a file's text from a previous revision."""
1037
takes_options = ['revision']
1038
takes_args = ['filename']
1040
def run(self, filename, revision=None):
1041
if revision == None:
1042
raise BzrCommandError("bzr cat requires a revision number")
1044
b.print_file(b.relpath(filename), int(revision))
1047
class cmd_local_time_offset(Command):
1048
"""Show the offset in seconds from GMT to local time."""
1051
print bzrlib.osutils.local_time_offset()
1055
class cmd_commit(Command):
1056
"""Commit changes into a new revision.
1058
If selected files are specified, only changes to those files are
1059
committed. If a directory is specified then its contents are also
1062
A selected-file commit may fail in some cases where the committed
1063
tree would be invalid, such as trying to commit a file in a
1064
newly-added directory that is not itself committed.
1066
TODO: Run hooks on tree to-be-committed, and after commit.
1068
TODO: Strict commit that fails if there are unknown or deleted files.
1070
takes_args = ['selected*']
1071
takes_options = ['message', 'file', 'verbose']
1072
aliases = ['ci', 'checkin']
1074
def run(self, message=None, file=None, verbose=True, selected_list=None):
1075
from bzrlib.commit import commit
1076
from bzrlib.osutils import get_text_message
1078
## Warning: shadows builtin file()
1079
if not message and not file:
1082
catcher = cStringIO.StringIO()
1083
sys.stdout = catcher
1084
cmd_status({"file_list":selected_list}, {})
1085
info = catcher.getvalue()
1087
message = get_text_message(info)
1090
raise BzrCommandError("please specify a commit message",
1091
["use either --message or --file"])
1092
elif message and file:
1093
raise BzrCommandError("please specify either --message or --file")
1097
message = codecs.open(file, 'rt', bzrlib.user_encoding).read()
1100
commit(b, message, verbose=verbose, specific_files=selected_list)
1103
class cmd_check(Command):
1104
"""Validate consistency of branch history.
1106
This command checks various invariants about the branch storage to
1107
detect data corruption or bzr bugs.
1109
If given the --update flag, it will update some optional fields
1110
to help ensure data consistency.
1112
takes_args = ['dir?']
1114
def run(self, dir='.'):
1116
bzrlib.check.check(Branch(dir))
1120
class cmd_upgrade(Command):
1121
"""Upgrade branch storage to current format.
1123
This should normally be used only after the check command tells
1126
takes_args = ['dir?']
1128
def run(self, dir='.'):
1129
from bzrlib.upgrade import upgrade
1130
upgrade(Branch(dir))
1134
class cmd_whoami(Command):
1135
"""Show bzr user id."""
1136
takes_options = ['email']
1138
def run(self, email=False):
1140
print bzrlib.osutils.user_email()
1142
print bzrlib.osutils.username()
1145
class cmd_selftest(Command):
1146
"""Run internal test suite"""
1149
from bzrlib.selftest import selftest
1150
return int(not selftest())
1153
class cmd_version(Command):
1154
"""Show version of bzr."""
1159
print "bzr (bazaar-ng) %s" % bzrlib.__version__
1160
# is bzrlib itself in a branch?
1161
bzrrev = bzrlib.get_bzr_revision()
1163
print " (bzr checkout, revision %d {%s})" % bzrrev
1164
print bzrlib.__copyright__
1165
print "http://bazaar-ng.org/"
1167
print "bzr comes with ABSOLUTELY NO WARRANTY. bzr is free software, and"
1168
print "you may use, modify and redistribute it under the terms of the GNU"
1169
print "General Public License version 2 or later."
1172
class cmd_rocks(Command):
1173
"""Statement of optimism."""
1176
print "it sure does!"
1178
def parse_spec(spec):
1180
>>> parse_spec(None)
1182
>>> parse_spec("./")
1184
>>> parse_spec("../@")
1186
>>> parse_spec("../f/@35")
1192
parsed = spec.split('/@')
1193
assert len(parsed) == 2
1197
parsed[1] = int(parsed[1])
1198
assert parsed[1] >=0
1200
parsed = [spec, None]
1205
class cmd_merge(Command):
1206
"""Perform a three-way merge of trees.
1208
The SPEC parameters are working tree or revision specifiers. Working trees
1209
are specified using standard paths or urls. No component of a directory
1210
path may begin with '@'.
1212
Working tree examples: '.', '..', 'foo@', but NOT 'foo/@bar'
1214
Revisions are specified using a dirname/@revno pair, where dirname is the
1215
branch directory and revno is the revision within that branch. If no revno
1216
is specified, the latest revision is used.
1218
Revision examples: './@127', 'foo/@', '../@1'
1220
The OTHER_SPEC parameter is required. If the BASE_SPEC parameter is
1221
not supplied, the common ancestor of OTHER_SPEC the current branch is used
1224
merge refuses to run if there are any uncommitted changes, unless
1227
takes_args = ['other_spec', 'base_spec?']
1228
takes_options = ['force']
1230
def run(self, other_spec, base_spec=None, force=False):
1231
from bzrlib.merge import merge
1232
merge(parse_spec(other_spec), parse_spec(base_spec),
1233
check_clean=(not force))
1237
class cmd_revert(Command):
1238
"""Restore selected files from a previous revision.
1240
takes_args = ['file+']
1241
def run(self, file_list):
1242
from bzrlib.branch import find_branch
1247
b = find_branch(file_list[0])
1249
b.revert([b.relpath(f) for f in file_list])
1252
class cmd_merge_revert(Command):
1253
"""Reverse all changes since the last commit.
1255
Only versioned files are affected.
1257
TODO: Store backups of any files that will be reverted, so
1258
that the revert can be undone.
1260
takes_options = ['revision']
1262
def run(self, revision=-1):
1263
from bzrlib.merge import merge
1264
merge(('.', revision), parse_spec('.'),
1269
class cmd_assert_fail(Command):
1270
"""Test reporting of assertion failures"""
1273
assert False, "always fails"
1276
class cmd_help(Command):
1277
"""Show help on a command or other topic.
1279
For a list of all available commands, say 'bzr help commands'."""
1280
takes_args = ['topic?']
1283
def run(self, topic=None):
1288
class cmd_update_stat_cache(Command):
1289
"""Update stat-cache mapping inodes to SHA-1 hashes.
1291
For testing only."""
1296
statcache.update_cache(b.base, b.read_working_inventory())
1300
class cmd_plugins(Command):
1304
import bzrlib.plugin
1305
from pprint import pprint
1306
pprint(bzrlib.plugin.all_plugins)
1310
# list of all available options; the rhs can be either None for an
1311
# option that takes no argument, or a constructor function that checks
1315
'diff-options': str,
1324
'revision': _parse_revision_str,
1342
def parse_args(argv):
1343
"""Parse command line.
1345
Arguments and options are parsed at this level before being passed
1346
down to specific command handlers. This routine knows, from a
1347
lookup table, something about the available options, what optargs
1348
they take, and which commands will accept them.
1350
>>> parse_args('--help'.split())
1351
([], {'help': True})
1352
>>> parse_args('--version'.split())
1353
([], {'version': True})
1354
>>> parse_args('status --all'.split())
1355
(['status'], {'all': True})
1356
>>> parse_args('commit --message=biter'.split())
1357
(['commit'], {'message': u'biter'})
1358
>>> parse_args('log -r 500'.split())
1359
(['log'], {'revision': 500})
1360
>>> parse_args('log -r500:600'.split())
1361
(['log'], {'revision': [500, 600]})
1362
>>> parse_args('log -vr500:600'.split())
1363
(['log'], {'verbose': True, 'revision': [500, 600]})
1364
>>> parse_args('log -rv500:600'.split()) #the r takes an argument
1365
Traceback (most recent call last):
1367
ValueError: invalid literal for int(): v500
1372
# TODO: Maybe handle '--' to end options?
1377
# option names must not be unicode
1381
mutter(" got option %r" % a)
1383
optname, optarg = a[2:].split('=', 1)
1386
if optname not in OPTIONS:
1387
raise BzrError('unknown long option %r' % a)
1390
if shortopt in SHORT_OPTIONS:
1391
# Multi-character options must have a space to delimit
1393
optname = SHORT_OPTIONS[shortopt]
1395
# Single character short options, can be chained,
1396
# and have their value appended to their name
1398
if shortopt not in SHORT_OPTIONS:
1399
# We didn't find the multi-character name, and we
1400
# didn't find the single char name
1401
raise BzrError('unknown short option %r' % a)
1402
optname = SHORT_OPTIONS[shortopt]
1405
# There are extra things on this option
1406
# see if it is the value, or if it is another
1408
optargfn = OPTIONS[optname]
1409
if optargfn is None:
1410
# This option does not take an argument, so the
1411
# next entry is another short option, pack it back
1413
argv.insert(0, '-' + a[2:])
1415
# This option takes an argument, so pack it
1420
# XXX: Do we ever want to support this, e.g. for -r?
1421
raise BzrError('repeated option %r' % a)
1423
optargfn = OPTIONS[optname]
1427
raise BzrError('option %r needs an argument' % a)
1429
optarg = argv.pop(0)
1430
opts[optname] = optargfn(optarg)
1433
raise BzrError('option %r takes no argument' % optname)
1434
opts[optname] = True
1443
def _match_argform(cmd, takes_args, args):
1446
# step through args and takes_args, allowing appropriate 0-many matches
1447
for ap in takes_args:
1451
argdict[argname] = args.pop(0)
1452
elif ap[-1] == '*': # all remaining arguments
1454
argdict[argname + '_list'] = args[:]
1457
argdict[argname + '_list'] = None
1460
raise BzrCommandError("command %r needs one or more %s"
1461
% (cmd, argname.upper()))
1463
argdict[argname + '_list'] = args[:]
1465
elif ap[-1] == '$': # all but one
1467
raise BzrCommandError("command %r needs one or more %s"
1468
% (cmd, argname.upper()))
1469
argdict[argname + '_list'] = args[:-1]
1475
raise BzrCommandError("command %r requires argument %s"
1476
% (cmd, argname.upper()))
1478
argdict[argname] = args.pop(0)
1481
raise BzrCommandError("extra argument to command %s: %s"
1487
def _parse_master_args(argv):
1488
"""Parse the arguments that always go with the original command.
1489
These are things like bzr --no-plugins, etc.
1491
There are now 2 types of option flags. Ones that come *before* the command,
1492
and ones that come *after* the command.
1493
Ones coming *before* the command are applied against all possible commands.
1494
And are generally applied before plugins are loaded.
1496
The current list are:
1497
--builtin Allow plugins to load, but don't let them override builtin commands,
1498
they will still be allowed if they do not override a builtin.
1499
--no-plugins Don't load any plugins. This lets you get back to official source
1501
--profile Enable the hotspot profile before running the command.
1502
For backwards compatibility, this is also a non-master option.
1503
--version Spit out the version of bzr that is running and exit.
1504
This is also a non-master option.
1505
--help Run help and exit, also a non-master option (I think that should stay, though)
1507
>>> argv, opts = _parse_master_args(['bzr', '--test'])
1508
Traceback (most recent call last):
1510
BzrCommandError: Invalid master option: 'test'
1511
>>> argv, opts = _parse_master_args(['bzr', '--version', 'command'])
1514
>>> print opts['version']
1516
>>> argv, opts = _parse_master_args(['bzr', '--profile', 'command', '--more-options'])
1518
['command', '--more-options']
1519
>>> print opts['profile']
1521
>>> argv, opts = _parse_master_args(['bzr', '--no-plugins', 'command'])
1524
>>> print opts['no-plugins']
1526
>>> print opts['profile']
1528
>>> argv, opts = _parse_master_args(['bzr', 'command', '--profile'])
1530
['command', '--profile']
1531
>>> print opts['profile']
1534
master_opts = {'builtin':False,
1541
# This is the point where we could hook into argv[0] to determine
1542
# what front-end is supposed to be run
1543
# For now, we are just ignoring it.
1544
cmd_name = argv.pop(0)
1546
if arg[:2] != '--': # at the first non-option, we return the rest
1548
arg = arg[2:] # Remove '--'
1549
if arg not in master_opts:
1550
# We could say that this is not an error, that we should
1551
# just let it be handled by the main section instead
1552
raise BzrCommandError('Invalid master option: %r' % arg)
1553
argv.pop(0) # We are consuming this entry
1554
master_opts[arg] = True
1555
return argv, master_opts
1560
"""Execute a command.
1562
This is similar to main(), but without all the trappings for
1563
logging and error handling.
1565
argv = [a.decode(bzrlib.user_encoding) for a in argv]
1568
# some options like --builtin and --no-plugins have special effects
1569
argv, master_opts = _parse_master_args(argv)
1570
if not master_opts['no-plugins']:
1571
bzrlib.load_plugins()
1573
args, opts = parse_args(argv)
1575
if master_opts['help']:
1576
from bzrlib.help import help
1584
from bzrlib.help import help
1590
elif 'version' in opts:
1593
elif args and args[0] == 'builtin':
1594
include_plugins=False
1596
cmd = str(args.pop(0))
1603
plugins_override = not (master_opts['builtin'])
1604
canonical_cmd, cmd_class = get_cmd_class(cmd, plugins_override=plugins_override)
1606
profile = master_opts['profile']
1607
# For backwards compatibility, I would rather stick with --profile being a
1608
# master/global option
1609
if 'profile' in opts:
1613
# check options are reasonable
1614
allowed = cmd_class.takes_options
1616
if oname not in allowed:
1617
raise BzrCommandError("option '--%s' is not allowed for command %r"
1620
# mix arguments and options into one dictionary
1621
cmdargs = _match_argform(cmd, cmd_class.takes_args, args)
1623
for k, v in opts.items():
1624
cmdopts[k.replace('-', '_')] = v
1627
import hotshot, tempfile
1628
pffileno, pfname = tempfile.mkstemp()
1630
prof = hotshot.Profile(pfname)
1631
ret = prof.runcall(cmd_class, cmdopts, cmdargs) or 0
1634
import hotshot.stats
1635
stats = hotshot.stats.load(pfname)
1637
stats.sort_stats('time')
1638
## XXX: Might like to write to stderr or the trace file instead but
1639
## print_stats seems hardcoded to stdout
1640
stats.print_stats(20)
1648
return cmd_class(cmdopts, cmdargs).status
1651
def _report_exception(summary, quiet=False):
1653
log_error('bzr: ' + summary)
1654
bzrlib.trace.log_exception()
1657
tb = sys.exc_info()[2]
1658
exinfo = traceback.extract_tb(tb)
1660
sys.stderr.write(' at %s:%d in %s()\n' % exinfo[-1][:3])
1661
sys.stderr.write(' see ~/.bzr.log for debug information\n')
1668
bzrlib.open_tracefile(argv)
1673
return run_bzr(argv)
1675
# do this here inside the exception wrappers to catch EPIPE
1678
quiet = isinstance(e, (BzrCommandError))
1679
_report_exception('error: ' + e.args[0], quiet=quiet)
1682
# some explanation or hints
1685
except AssertionError, e:
1686
msg = 'assertion failed'
1688
msg += ': ' + str(e)
1689
_report_exception(msg)
1691
except KeyboardInterrupt, e:
1692
_report_exception('interrupted', quiet=True)
1694
except Exception, e:
1696
if (isinstance(e, IOError)
1697
and hasattr(e, 'errno')
1698
and e.errno == errno.EPIPE):
1702
msg = str(e).rstrip('\n')
1703
_report_exception(msg, quiet)
1706
bzrlib.trace.close_trace()
1709
if __name__ == '__main__':
1710
sys.exit(main(sys.argv))