112
def get_cmd_class(cmd, plugins_override=True):
122
def get_cmd_object(cmd_name, plugins_override=True):
113
123
"""Return the canonical name and command class for a command.
126
If true, plugin commands can override builtins.
115
cmd = str(cmd) # not unicode
128
from bzrlib.externalcommand import ExternalCommand
130
cmd_name = str(cmd_name) # not unicode
117
132
# first look up this command under the specified name
118
133
cmds = _get_cmd_dict(plugins_override=plugins_override)
120
return cmd, cmds[cmd]
135
return cmds[cmd_name]()
124
139
# 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)
140
for real_cmd_name, cmd_class in cmds.iteritems():
141
if cmd_name in cmd_class.aliases:
144
cmd_obj = ExternalCommand.find_command(cmd_name)
148
raise BzrCommandError("unknown command %r" % cmd_name)
136
151
class Command(object):
137
152
"""Base class for commands.
154
Commands are the heart of the command-line bzr interface.
156
The command object mostly handles the mapping of command-line
157
parameters into one or more bzrlib operations, and of the results
160
Commands normally don't have any state. All their arguments are
161
passed in to the run method. (Subclasses may take a different
162
policy if the behaviour of the instance needs to depend on e.g. a
163
shell plugin and not just its Python class.)
139
165
The docstring for an actual command should give a single-line
140
166
summary, then a complete description of the command. A grammar
141
167
description will be inserted.
170
Other accepted names for this command.
144
173
List of argument forms, marked with whether they are optional,
178
['to_location', 'from_branch?', 'file*']
180
'to_location' is required
181
'from_branch' is optional
182
'file' can be specified 0 or more times
148
List of options that may be given for this command.
185
List of options that may be given for this command. These can
186
be either strings, referring to globally-defined options,
187
or option objects. Retrieve through options().
151
If true, this command isn't advertised.
190
If true, this command isn't advertised. This is typically
191
for commands intended for expert users.
156
195
takes_options = []
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)
200
"""Construct an instance of this command."""
201
if self.__doc__ == Command.__doc__:
202
warn("No help message set for %r" % self)
205
"""Return dict of valid options for this command.
207
Maps from long option name to option object."""
209
r['help'] = Option.OPTIONS['help']
210
for o in self.takes_options:
211
if not isinstance(o, Option):
212
o = Option.OPTIONS[o]
216
@deprecated_method(zero_eight)
217
def run_argv(self, argv):
218
"""Parse command line and run.
220
See run_argv_aliases for the 0.8 and beyond api.
222
return self.run_argv_aliases(argv)
224
def run_argv_aliases(self, argv, alias_argv=None):
225
"""Parse the command line and run with extra aliases in alias_argv."""
226
args, opts = parse_args(self, argv, alias_argv)
227
if 'help' in opts: # e.g. bzr add --help
228
from bzrlib.help import help_on_command
229
help_on_command(self.name())
231
# XXX: This should be handled by the parser
232
allowed_names = self.options().keys()
234
if oname not in allowed_names:
235
raise BzrCommandError("option '--%s' is not allowed for"
236
" command %r" % (oname, self.name()))
237
# mix arguments and options into one dictionary
238
cmdargs = _match_argform(self.name(), self.takes_args, args)
240
for k, v in opts.items():
241
cmdopts[k.replace('-', '_')] = v
243
all_cmd_args = cmdargs.copy()
244
all_cmd_args.update(cmdopts)
246
return self.run(**all_cmd_args)
174
"""Override this in sub-classes.
249
"""Actually run the command.
176
251
This is invoked with the options and arguments bound to
177
252
keyword parameters.
179
Return 0 or None if the command was successful, or a shell
254
Return 0 or None if the command was successful, or a non-zero
255
shell error code if not. It's OK for this method to allow
256
an exception to raise up.
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)
366
class cmd_relpath(Command):
367
"""Show path of a file relative to root"""
368
takes_args = ['filename']
371
def run(self, filename):
372
print Branch(filename).relpath(filename)
376
class cmd_inventory(Command):
377
"""Show inventory of the current working copy or a revision."""
378
takes_options = ['revision', 'show-ids']
380
def run(self, revision=None, show_ids=False):
383
inv = b.read_working_inventory()
385
inv = b.get_revision_inventory(b.lookup_revision(revision))
387
for path, entry in inv.entries():
389
print '%-50s %s' % (path, entry.file_id)
394
class cmd_move(Command):
395
"""Move files to a different directory.
400
The destination must be a versioned directory in the same branch.
402
takes_args = ['source$', 'dest']
403
def run(self, source_list, dest):
406
b.move([b.relpath(s) for s in source_list], b.relpath(dest))
409
class cmd_rename(Command):
410
"""Change the name of an entry.
413
bzr rename frob.c frobber.c
414
bzr rename src/frob.c lib/frob.c
416
It is an error if the destination name exists.
418
See also the 'move' command, which moves files into a different
419
directory without changing their name.
421
TODO: Some way to rename multiple files without invoking bzr for each
423
takes_args = ['from_name', 'to_name']
425
def run(self, from_name, to_name):
427
b.rename_one(b.relpath(from_name), b.relpath(to_name))
433
class cmd_pull(Command):
434
"""Pull any changes from another branch into the current one.
436
If the location is omitted, the last-used location will be used.
437
Both the revision history and the working directory will be
440
This command only works on branches that have not diverged. Branches are
441
considered diverged if both branches have had commits without first
442
pulling from the other.
444
If branches have diverged, you can use 'bzr merge' to pull the text changes
445
from one into the other.
447
takes_args = ['location?']
449
def run(self, location=None):
450
from bzrlib.merge import merge
456
stored_loc = br_to.controlfile("x-pull", "rb").read().rstrip('\n')
458
if errno == errno.ENOENT:
461
if stored_loc is None:
462
raise BzrCommandError("No pull location known or specified.")
464
print "Using last location: %s" % stored_loc
465
location = stored_loc
466
from branch import find_branch, DivergedBranches
467
br_from = find_branch(location)
468
location = pull_loc(br_from)
469
old_revno = br_to.revno()
471
br_to.update_revisions(br_from)
472
except DivergedBranches:
473
raise BzrCommandError("These branches have diverged. Try merge.")
475
merge(('.', -1), ('.', old_revno), check_clean=False)
476
if location != stored_loc:
477
br_to.controlfile("x-pull", "wb").write(location + "\n")
481
class cmd_branch(Command):
482
"""Create a new copy of a branch.
484
If the TO_LOCATION is omitted, the last component of the FROM_LOCATION will
485
be used. In other words, "branch ../foo/bar" will attempt to create ./bar.
487
To retrieve the branch as of a particular revision, supply the --revision
488
parameter, as in "branch foo/bar -r 5".
490
takes_args = ['from_location', 'to_location?']
491
takes_options = ['revision']
493
def run(self, from_location, to_location=None, revision=None):
495
from bzrlib.merge import merge
496
from branch import find_branch, DivergedBranches, NoSuchRevision
497
from shutil import rmtree
499
br_from = find_branch(from_location)
501
if e.errno == errno.ENOENT:
502
raise BzrCommandError('Source location "%s" does not exist.' %
507
if to_location is None:
508
to_location = os.path.basename(from_location.rstrip("/\\"))
511
os.mkdir(to_location)
513
if e.errno == errno.EEXIST:
514
raise BzrCommandError('Target directory "%s" already exists.' %
516
if e.errno == errno.ENOENT:
517
raise BzrCommandError('Parent of "%s" does not exist.' %
521
br_to = Branch(to_location, init=True)
524
br_to.update_revisions(br_from, stop_revision=revision)
525
except NoSuchRevision:
527
msg = "The branch %s has no revision %d." % (from_location,
529
raise BzrCommandError(msg)
530
merge((to_location, -1), (to_location, 0), this_dir=to_location,
531
check_clean=False, ignore_zero=True)
532
from_location = pull_loc(br_from)
533
br_to.controlfile("x-pull", "wb").write(from_location + "\n")
536
def pull_loc(branch):
537
# TODO: Should perhaps just make attribute be 'base' in
538
# RemoteBranch and Branch?
539
if hasattr(branch, "baseurl"):
540
return branch.baseurl
546
class cmd_renames(Command):
547
"""Show list of renamed files.
549
TODO: Option to show renames between two historical versions.
551
TODO: Only show renames under dir, rather than in the whole branch.
553
takes_args = ['dir?']
555
def run(self, dir='.'):
557
old_inv = b.basis_tree().inventory
558
new_inv = b.read_working_inventory()
560
renames = list(bzrlib.tree.find_renames(old_inv, new_inv))
562
for old_name, new_name in renames:
563
print "%s => %s" % (old_name, new_name)
566
class cmd_info(Command):
567
"""Show statistical information about a branch."""
568
takes_args = ['branch?']
570
def run(self, branch=None):
573
from branch import find_branch
574
b = find_branch(branch)
578
class cmd_remove(Command):
579
"""Make a file unversioned.
581
This makes bzr stop tracking changes to a versioned file. It does
582
not delete the working copy.
584
takes_args = ['file+']
585
takes_options = ['verbose']
587
def run(self, file_list, verbose=False):
588
b = Branch(file_list[0])
589
b.remove([b.relpath(f) for f in file_list], verbose=verbose)
592
class cmd_file_id(Command):
593
"""Print file_id of a particular file or directory.
595
The file_id is assigned when the file is first added and remains the
596
same through all revisions where the file exists, even when it is
600
takes_args = ['filename']
601
def run(self, filename):
603
i = b.inventory.path2id(b.relpath(filename))
605
raise BzrError("%r is not a versioned file" % filename)
610
class cmd_file_path(Command):
611
"""Print path of file_ids to a file or directory.
613
This prints one line for each directory down to the target,
614
starting at the branch root."""
616
takes_args = ['filename']
617
def run(self, filename):
620
fid = inv.path2id(b.relpath(filename))
622
raise BzrError("%r is not a versioned file" % filename)
623
for fip in inv.get_idpath(fid):
627
class cmd_revision_history(Command):
628
"""Display list of revision ids on this branch."""
631
for patchid in Branch('.').revision_history():
635
class cmd_directories(Command):
636
"""Display list of versioned directories in this branch."""
638
for name, ie in Branch('.').read_working_inventory().directories():
645
class cmd_init(Command):
646
"""Make a directory into a versioned branch.
648
Use this to create an empty branch, or before importing an
651
Recipe for importing a tree of files:
656
bzr commit -m 'imported project'
659
Branch('.', init=True)
662
class cmd_diff(Command):
663
"""Show differences in working tree.
665
If files are listed, only the changes in those files are listed.
666
Otherwise, all changes for the tree are listed.
668
TODO: Given two revision arguments, show the difference between them.
670
TODO: Allow diff across branches.
672
TODO: Option to use external diff command; could be GNU diff, wdiff,
675
TODO: Python difflib is not exactly the same as unidiff; should
676
either fix it up or prefer to use an external diff.
678
TODO: If a directory is given, diff everything under that.
680
TODO: Selected-file diff is inefficient and doesn't show you
683
TODO: This probably handles non-Unix newlines poorly.
686
takes_args = ['file*']
687
takes_options = ['revision', 'diff-options']
688
aliases = ['di', 'dif']
690
def run(self, revision=None, file_list=None, diff_options=None):
691
from bzrlib.diff import show_diff
692
from bzrlib import find_branch
695
b = find_branch(file_list[0])
696
file_list = [b.relpath(f) for f in file_list]
697
if file_list == ['']:
698
# just pointing to top-of-tree
703
show_diff(b, revision, specific_files=file_list,
704
external_diff_options=diff_options)
710
class cmd_deleted(Command):
711
"""List files deleted in the working tree.
713
TODO: Show files deleted since a previous revision, or between two revisions.
715
def run(self, show_ids=False):
718
new = b.working_tree()
720
## TODO: Much more efficient way to do this: read in new
721
## directories with readdir, rather than stating each one. Same
722
## level of effort but possibly much less IO. (Or possibly not,
723
## if the directories are very large...)
725
for path, ie in old.inventory.iter_entries():
726
if not new.has_id(ie.file_id):
728
print '%-50s %s' % (path, ie.file_id)
733
class cmd_modified(Command):
734
"""List files modified in working tree."""
739
inv = b.read_working_inventory()
740
sc = statcache.update_cache(b, inv)
741
basis = b.basis_tree()
742
basis_inv = basis.inventory
744
# We used to do this through iter_entries(), but that's slow
745
# when most of the files are unmodified, as is usually the
746
# case. So instead we iterate by inventory entry, and only
747
# calculate paths as necessary.
749
for file_id in basis_inv:
750
cacheentry = sc.get(file_id)
751
if not cacheentry: # deleted
753
ie = basis_inv[file_id]
754
if cacheentry[statcache.SC_SHA1] != ie.text_sha1:
755
path = inv.id2path(file_id)
760
class cmd_added(Command):
761
"""List files added in working tree."""
765
wt = b.working_tree()
766
basis_inv = b.basis_tree().inventory
769
if file_id in basis_inv:
771
path = inv.id2path(file_id)
772
if not os.access(b.abspath(path), os.F_OK):
778
class cmd_root(Command):
779
"""Show the tree root directory.
781
The root is the nearest enclosing directory with a .bzr control
783
takes_args = ['filename?']
784
def run(self, filename=None):
785
"""Print the branch root."""
786
from branch import find_branch
787
b = find_branch(filename)
788
print getattr(b, 'base', None) or getattr(b, 'baseurl')
791
class cmd_log(Command):
792
"""Show log of this branch.
794
To request a range of logs, you can use the command -r begin:end
795
-r revision requests a specific revision, -r :end or -r begin: are
798
TODO: Make --revision support uuid: and hash: [future tag:] notation.
802
takes_args = ['filename?']
803
takes_options = ['forward', 'timezone', 'verbose', 'show-ids', 'revision']
805
def run(self, filename=None, timezone='original',
810
from bzrlib import show_log, find_branch
813
direction = (forward and 'forward') or 'reverse'
816
b = find_branch(filename)
817
fp = b.relpath(filename)
819
file_id = b.read_working_inventory().path2id(fp)
821
file_id = None # points to branch root
827
revision = [None, None]
828
elif isinstance(revision, int):
829
revision = [revision, revision]
834
assert len(revision) == 2
836
mutter('encoding log as %r' % bzrlib.user_encoding)
838
# use 'replace' so that we don't abort if trying to write out
839
# in e.g. the default C locale.
840
outf = codecs.getwriter(bzrlib.user_encoding)(sys.stdout, errors='replace')
843
show_timezone=timezone,
848
start_revision=revision[0],
849
end_revision=revision[1])
853
class cmd_touching_revisions(Command):
854
"""Return revision-ids which affected a particular file.
856
A more user-friendly interface is "bzr log FILE"."""
858
takes_args = ["filename"]
859
def run(self, filename):
861
inv = b.read_working_inventory()
862
file_id = inv.path2id(b.relpath(filename))
863
for revno, revision_id, what in bzrlib.log.find_touching_revisions(b, file_id):
864
print "%6d %s" % (revno, what)
867
class cmd_ls(Command):
868
"""List files in a tree.
870
TODO: Take a revision or remote path and list that tree instead.
873
def run(self, revision=None, verbose=False):
876
tree = b.working_tree()
878
tree = b.revision_tree(b.lookup_revision(revision))
880
for fp, fc, kind, fid in tree.list_files():
882
if kind == 'directory':
889
print '%-8s %s%s' % (fc, fp, kindch)
895
class cmd_unknowns(Command):
896
"""List unknown files."""
898
for f in Branch('.').unknowns():
903
class cmd_ignore(Command):
904
"""Ignore a command or pattern.
906
To remove patterns from the ignore list, edit the .bzrignore file.
908
If the pattern contains a slash, it is compared to the whole path
909
from the branch root. Otherwise, it is comapred to only the last
910
component of the path.
912
Ignore patterns are case-insensitive on case-insensitive systems.
914
Note: wildcards must be quoted from the shell on Unix.
917
bzr ignore ./Makefile
920
takes_args = ['name_pattern']
922
def run(self, name_pattern):
923
from bzrlib.atomicfile import AtomicFile
927
ifn = b.abspath('.bzrignore')
929
if os.path.exists(ifn):
932
igns = f.read().decode('utf-8')
938
# TODO: If the file already uses crlf-style termination, maybe
939
# we should use that for the newly added lines?
941
if igns and igns[-1] != '\n':
943
igns += name_pattern + '\n'
946
f = AtomicFile(ifn, 'wt')
947
f.write(igns.encode('utf-8'))
952
inv = b.working_tree().inventory
953
if inv.path2id('.bzrignore'):
954
mutter('.bzrignore is already versioned')
956
mutter('need to make new .bzrignore file versioned')
957
b.add(['.bzrignore'])
961
class cmd_ignored(Command):
962
"""List ignored files and the patterns that matched them.
964
See also: bzr ignore"""
966
tree = Branch('.').working_tree()
967
for path, file_class, kind, file_id in tree.list_files():
968
if file_class != 'I':
970
## XXX: Slightly inefficient since this was already calculated
971
pat = tree.is_ignored(path)
972
print '%-50s %s' % (path, pat)
975
class cmd_lookup_revision(Command):
976
"""Lookup the revision-id from a revision-number
979
bzr lookup-revision 33
982
takes_args = ['revno']
984
def run(self, revno):
988
raise BzrCommandError("not a valid revision-number: %r" % revno)
990
print Branch('.').lookup_revision(revno)
993
class cmd_export(Command):
994
"""Export past revision to destination directory.
996
If no revision is specified this exports the last committed revision.
998
Format may be an "exporter" name, such as tar, tgz, tbz2. If none is
999
given, exports to a directory (equivalent to --format=dir)."""
1000
# TODO: list known exporters
1001
takes_args = ['dest']
1002
takes_options = ['revision', 'format']
1003
def run(self, dest, revision=None, format='dir'):
1005
if revision == None:
1006
rh = b.revision_history()[-1]
1008
rh = b.lookup_revision(int(revision))
1009
t = b.revision_tree(rh)
1010
t.export(dest, format)
1013
class cmd_cat(Command):
1014
"""Write a file's text from a previous revision."""
1016
takes_options = ['revision']
1017
takes_args = ['filename']
1019
def run(self, filename, revision=None):
1020
if revision == None:
1021
raise BzrCommandError("bzr cat requires a revision number")
1023
b.print_file(b.relpath(filename), int(revision))
1026
class cmd_local_time_offset(Command):
1027
"""Show the offset in seconds from GMT to local time."""
1030
print bzrlib.osutils.local_time_offset()
1034
class cmd_commit(Command):
1035
"""Commit changes into a new revision.
1037
If selected files are specified, only changes to those files are
1038
committed. If a directory is specified then its contents are also
1041
A selected-file commit may fail in some cases where the committed
1042
tree would be invalid, such as trying to commit a file in a
1043
newly-added directory that is not itself committed.
1045
TODO: Run hooks on tree to-be-committed, and after commit.
1047
TODO: Strict commit that fails if there are unknown or deleted files.
1049
takes_args = ['selected*']
1050
takes_options = ['message', 'file', 'verbose']
1051
aliases = ['ci', 'checkin']
1053
def run(self, message=None, file=None, verbose=True, selected_list=None):
1054
from bzrlib.commit import commit
1056
## Warning: shadows builtin file()
1057
if not message and not file:
1058
raise BzrCommandError("please specify a commit message",
1059
["use either --message or --file"])
1060
elif message and file:
1061
raise BzrCommandError("please specify either --message or --file")
1065
message = codecs.open(file, 'rt', bzrlib.user_encoding).read()
1068
commit(b, message, verbose=verbose, specific_files=selected_list)
1071
class cmd_check(Command):
1072
"""Validate consistency of branch history.
1074
This command checks various invariants about the branch storage to
1075
detect data corruption or bzr bugs.
1077
If given the --update flag, it will update some optional fields
1078
to help ensure data consistency.
1080
takes_args = ['dir?']
1082
def run(self, dir='.'):
1084
bzrlib.check.check(Branch(dir))
1088
class cmd_upgrade(Command):
1089
"""Upgrade branch storage to current format.
1091
This should normally be used only after the check command tells
1094
takes_args = ['dir?']
1096
def run(self, dir='.'):
1097
from bzrlib.upgrade import upgrade
1098
upgrade(Branch(dir))
1102
class cmd_whoami(Command):
1103
"""Show bzr user id."""
1104
takes_options = ['email']
1106
def run(self, email=False):
1108
print bzrlib.osutils.user_email()
1110
print bzrlib.osutils.username()
1113
class cmd_selftest(Command):
1114
"""Run internal test suite"""
1117
from bzrlib.selftest import selftest
1118
return int(not selftest())
1121
class cmd_version(Command):
1122
"""Show version of bzr."""
1127
print "bzr (bazaar-ng) %s" % bzrlib.__version__
1128
# is bzrlib itself in a branch?
1129
bzrrev = bzrlib.get_bzr_revision()
1131
print " (bzr checkout, revision %d {%s})" % bzrrev
1132
print bzrlib.__copyright__
1133
print "http://bazaar-ng.org/"
1135
print "bzr comes with ABSOLUTELY NO WARRANTY. bzr is free software, and"
1136
print "you may use, modify and redistribute it under the terms of the GNU"
1137
print "General Public License version 2 or later."
1140
class cmd_rocks(Command):
1141
"""Statement of optimism."""
1144
print "it sure does!"
258
raise NotImplementedError('no implementation of command %r'
262
"""Return help message for this class."""
263
from inspect import getdoc
264
if self.__doc__ is Command.__doc__:
269
return _unsquish_command_name(self.__class__.__name__)
1146
272
def parse_spec(spec):
1162
290
if parsed[1] == "":
1165
parsed[1] = int(parsed[1])
1166
assert parsed[1] >=0
294
parsed[1] = int(parsed[1])
296
pass # We can allow stuff like ./@revid:blahblahblah
1168
300
parsed = [spec, None]
1173
class cmd_merge(Command):
1174
"""Perform a three-way merge of trees.
1176
The SPEC parameters are working tree or revision specifiers. Working trees
1177
are specified using standard paths or urls. No component of a directory
1178
path may begin with '@'.
1180
Working tree examples: '.', '..', 'foo@', but NOT 'foo/@bar'
1182
Revisions are specified using a dirname/@revno pair, where dirname is the
1183
branch directory and revno is the revision within that branch. If no revno
1184
is specified, the latest revision is used.
1186
Revision examples: './@127', 'foo/@', '../@1'
1188
The OTHER_SPEC parameter is required. If the BASE_SPEC parameter is
1189
not supplied, the common ancestor of OTHER_SPEC the current branch is used
1192
merge refuses to run if there are any uncommitted changes, unless
1195
takes_args = ['other_spec', 'base_spec?']
1196
takes_options = ['force']
1198
def run(self, other_spec, base_spec=None, force=False):
1199
from bzrlib.merge import merge
1200
merge(parse_spec(other_spec), parse_spec(base_spec),
1201
check_clean=(not force))
1204
class cmd_revert(Command):
1205
"""Reverse all changes since the last commit.
1207
Only versioned files are affected.
1209
TODO: Store backups of any files that will be reverted, so
1210
that the revert can be undone.
1212
takes_options = ['revision']
1214
def run(self, revision=-1):
1215
from bzrlib.merge import merge
1216
merge(('.', revision), parse_spec('.'),
1221
class cmd_assert_fail(Command):
1222
"""Test reporting of assertion failures"""
1225
assert False, "always fails"
1228
class cmd_help(Command):
1229
"""Show help on a command or other topic.
1231
For a list of all available commands, say 'bzr help commands'."""
1232
takes_args = ['topic?']
1235
def run(self, topic=None):
1240
class cmd_update_stat_cache(Command):
1241
"""Update stat-cache mapping inodes to SHA-1 hashes.
1243
For testing only."""
1248
statcache.update_cache(b.base, b.read_working_inventory())
1252
# list of all available options; the rhs can be either None for an
1253
# option that takes no argument, or a constructor function that checks
1257
'diff-options': str,
1266
'revision': _parse_revision_str,
1284
def parse_args(argv):
303
def parse_args(command, argv, alias_argv=None):
1285
304
"""Parse command line.
1287
306
Arguments and options are parsed at this level before being passed
1288
307
down to specific command handlers. This routine knows, from a
1289
308
lookup table, something about the available options, what optargs
1290
309
they take, and which commands will accept them.
1292
>>> parse_args('--help'.split())
1293
([], {'help': True})
1294
>>> parse_args('--version'.split())
1295
([], {'version': True})
1296
>>> parse_args('status --all'.split())
1297
(['status'], {'all': True})
1298
>>> parse_args('commit --message=biter'.split())
1299
(['commit'], {'message': u'biter'})
1300
>>> parse_args('log -r 500'.split())
1301
(['log'], {'revision': 500})
1302
>>> parse_args('log -r500:600'.split())
1303
(['log'], {'revision': [500, 600]})
1304
>>> parse_args('log -vr500:600'.split())
1305
(['log'], {'verbose': True, 'revision': [500, 600]})
1306
>>> parse_args('log -rv500:600'.split()) #the r takes an argument
1307
Traceback (most recent call last):
1309
ValueError: invalid literal for int(): v500
311
# TODO: chop up this beast; make it a method of the Command
1314
# TODO: Maybe handle '--' to end options?
1319
# option names must not be unicode
1323
mutter(" got option %r" % a)
1325
optname, optarg = a[2:].split('=', 1)
1328
if optname not in OPTIONS:
1329
raise BzrError('unknown long option %r' % a)
1332
if shortopt in SHORT_OPTIONS:
1333
# Multi-character options must have a space to delimit
1335
optname = SHORT_OPTIONS[shortopt]
1337
# Single character short options, can be chained,
1338
# and have their value appended to their name
1340
if shortopt not in SHORT_OPTIONS:
1341
# We didn't find the multi-character name, and we
1342
# didn't find the single char name
1343
raise BzrError('unknown short option %r' % a)
1344
optname = SHORT_OPTIONS[shortopt]
1347
# There are extra things on this option
1348
# see if it is the value, or if it is another
1350
optargfn = OPTIONS[optname]
1351
if optargfn is None:
1352
# This option does not take an argument, so the
1353
# next entry is another short option, pack it back
1355
argv.insert(0, '-' + a[2:])
316
cmd_options = command.options()
318
proc_aliasarg = True # Are we processing alias_argv now?
319
for proc_argv in alias_argv, argv:
326
# We've received a standalone -- No more flags
330
# option names must not be unicode
334
mutter(" got option %r", a)
336
optname, optarg = a[2:].split('=', 1)
339
if optname not in cmd_options:
340
raise BzrOptionError('unknown long option %r for'
345
if shortopt in Option.SHORT_OPTIONS:
346
# Multi-character options must have a space to delimit
348
# ^^^ what does this mean? mbp 20051014
349
optname = Option.SHORT_OPTIONS[shortopt].name
351
# Single character short options, can be chained,
352
# and have their value appended to their name
354
if shortopt not in Option.SHORT_OPTIONS:
355
# We didn't find the multi-character name, and we
356
# didn't find the single char name
357
raise BzrError('unknown short option %r' % a)
358
optname = Option.SHORT_OPTIONS[shortopt].name
361
# There are extra things on this option
362
# see if it is the value, or if it is another
364
optargfn = Option.OPTIONS[optname].type
366
# This option does not take an argument, so the
367
# next entry is another short option, pack it
369
proc_argv.insert(0, '-' + a[2:])
371
# This option takes an argument, so pack it
375
if optname not in cmd_options:
376
raise BzrOptionError('unknown short option %r for'
378
(shortopt, command.name()))
380
# XXX: Do we ever want to support this, e.g. for -r?
382
raise BzrError('repeated option %r' % a)
383
elif optname in alias_opts:
384
# Replace what's in the alias with what's in the real
386
del alias_opts[optname]
388
proc_argv.insert(0, a)
391
raise BzrError('repeated option %r' % a)
393
option_obj = cmd_options[optname]
394
optargfn = option_obj.type
398
raise BzrError('option %r needs an argument' % a)
1357
# This option takes an argument, so pack it
1362
# XXX: Do we ever want to support this, e.g. for -r?
1363
raise BzrError('repeated option %r' % a)
1365
optargfn = OPTIONS[optname]
1369
raise BzrError('option %r needs an argument' % a)
1371
optarg = argv.pop(0)
1372
opts[optname] = optargfn(optarg)
400
optarg = proc_argv.pop(0)
401
opts[optname] = optargfn(optarg)
403
alias_opts[optname] = optargfn(optarg)
406
raise BzrError('option %r takes no argument' % optname)
409
alias_opts[optname] = True
1375
raise BzrError('option %r takes no argument' % optname)
1376
opts[optname] = True
412
proc_aliasarg = False # Done with alias argv
1380
413
return args, opts
1385
416
def _match_argform(cmd, takes_args, args):
1504
510
This is similar to main(), but without all the trappings for
1505
511
logging and error handling.
514
The command-line arguments, without the program name from argv[0]
516
Returns a command status or raises an exception.
518
Special master options: these must come before the command because
519
they control how the command is interpreted.
522
Do not load plugin modules at all
528
Only use builtin commands. (Plugins are still allowed to change
532
Run under the Python hotshot profiler.
535
Run under the Python lsprof profiler.
1507
537
argv = [a.decode(bzrlib.user_encoding) for a in argv]
539
opt_lsprof = opt_profile = opt_no_plugins = opt_builtin = \
540
opt_no_aliases = False
541
opt_lsprof_file = None
543
# --no-plugins is handled specially at a very early stage. We need
544
# to load plugins before doing other command parsing so that they
545
# can override commands, but this needs to happen first.
553
elif a == '--lsprof':
555
elif a == '--lsprof-file':
556
opt_lsprof_file = argv[i + 1]
558
elif a == '--no-plugins':
559
opt_no_plugins = True
560
elif a == '--no-aliases':
561
opt_no_aliases = True
562
elif a == '--builtin':
564
elif a in ('--quiet', '-q'):
571
if (not argv) or (argv[0] == '--help'):
572
from bzrlib.help import help
579
if argv[0] == '--version':
580
from bzrlib.builtins import show_version
584
if not opt_no_plugins:
585
from bzrlib.plugin import load_plugins
588
from bzrlib.plugin import disable_plugins
593
if not opt_no_aliases:
594
alias_argv = get_alias(argv[0])
596
alias_argv = [a.decode(bzrlib.user_encoding) for a in alias_argv]
597
argv[0] = alias_argv.pop(0)
599
cmd = str(argv.pop(0))
601
cmd_obj = get_cmd_object(cmd, plugins_override=not opt_builtin)
602
if not getattr(cmd_obj.run_argv, 'is_deprecated', False):
603
run = cmd_obj.run_argv
606
run = cmd_obj.run_argv_aliases
607
run_argv = [argv, alias_argv]
1510
# some options like --builtin and --no-plugins have special effects
1511
argv, master_opts = _parse_master_args(argv)
1512
if 'no-plugins' not in master_opts:
1513
bzrlib.load_plugins()
1515
args, opts = parse_args(argv)
1517
if master_opts['help']:
1518
from bzrlib.help import help
1526
from bzrlib.help import help
1532
elif 'version' in opts:
1535
elif args and args[0] == 'builtin':
1536
include_plugins=False
1538
cmd = str(args.pop(0))
1545
plugins_override = not (master_opts['builtin'])
1546
canonical_cmd, cmd_class = get_cmd_class(cmd, plugins_override=plugins_override)
1548
profile = master_opts['profile']
1549
# For backwards compatibility, I would rather stick with --profile being a
1550
# master/global option
1551
if 'profile' in opts:
1555
# check options are reasonable
1556
allowed = cmd_class.takes_options
1558
if oname not in allowed:
1559
raise BzrCommandError("option '--%s' is not allowed for command %r"
1562
# mix arguments and options into one dictionary
1563
cmdargs = _match_argform(cmd, cmd_class.takes_args, args)
1565
for k, v in opts.items():
1566
cmdopts[k.replace('-', '_')] = v
1569
import hotshot, tempfile
1570
pffileno, pfname = tempfile.mkstemp()
611
ret = apply_lsprofiled(opt_lsprof_file, run, *run_argv)
613
ret = apply_profiled(run, *run_argv)
618
# reset, in case we may do other commands later within the same process
621
def display_command(func):
622
"""Decorator that suppresses pipe/interrupt errors."""
623
def ignore_pipe(*args, **kwargs):
1572
prof = hotshot.Profile(pfname)
1573
ret = prof.runcall(cmd_class, cmdopts, cmdargs) or 0
1576
import hotshot.stats
1577
stats = hotshot.stats.load(pfname)
1579
stats.sort_stats('time')
1580
## XXX: Might like to write to stderr or the trace file instead but
1581
## print_stats seems hardcoded to stdout
1582
stats.print_stats(20)
1590
return cmd_class(cmdopts, cmdargs).status
1593
def _report_exception(summary, quiet=False):
1595
log_error('bzr: ' + summary)
1596
bzrlib.trace.log_exception()
1599
tb = sys.exc_info()[2]
1600
exinfo = traceback.extract_tb(tb)
1602
sys.stderr.write(' at %s:%d in %s()\n' % exinfo[-1][:3])
1603
sys.stderr.write(' see ~/.bzr.log for debug information\n')
625
result = func(*args, **kwargs)
629
if not hasattr(e, 'errno'):
631
if e.errno != errno.EPIPE:
634
except KeyboardInterrupt:
1610
bzrlib.open_tracefile(argv)
641
from bzrlib.ui.text import TextUIFactory
642
## bzrlib.trace.enable_default_logging()
643
bzrlib.trace.log_startup(argv)
644
bzrlib.ui.ui_factory = TextUIFactory()
645
ret = run_bzr_catch_errors(argv[1:])
646
mutter("return code %d", ret)
650
def run_bzr_catch_errors(argv):
1615
return run_bzr(argv)
1617
# do this here inside the exception wrappers to catch EPIPE
1620
quiet = isinstance(e, (BzrCommandError))
1621
_report_exception('error: ' + e.args[0], quiet=quiet)
1624
# some explanation or hints
1627
except AssertionError, e:
1628
msg = 'assertion failed'
1630
msg += ': ' + str(e)
1631
_report_exception(msg)
1633
except KeyboardInterrupt, e:
1634
_report_exception('interrupted', quiet=True)
1636
except Exception, e:
1638
if (isinstance(e, IOError)
1639
and hasattr(e, 'errno')
1640
and e.errno == errno.EPIPE):
1644
msg = str(e).rstrip('\n')
1645
_report_exception(msg, quiet)
1648
bzrlib.trace.close_trace()
655
# do this here inside the exception wrappers to catch EPIPE
658
# used to handle AssertionError and KeyboardInterrupt
659
# specially here, but hopefully they're handled ok by the logger now
661
if (isinstance(e, IOError)
662
and hasattr(e, 'errno')
663
and e.errno == errno.EPIPE):
664
bzrlib.trace.note('broken pipe')
667
bzrlib.trace.log_exception()
668
if os.environ.get('BZR_PDB'):
669
print '**** entering debugger'
671
pdb.post_mortem(sys.exc_traceback)
1651
674
if __name__ == '__main__':
1652
675
sys.exit(main(sys.argv))