96
37
assert cmd.startswith("cmd_")
97
38
return cmd[4:].replace('_','-')
100
def _builtin_commands():
101
import bzrlib.builtins
103
builtins = bzrlib.builtins.__dict__
104
for name in builtins:
105
if name.startswith("cmd_"):
106
real_name = _unsquish_command_name(name)
107
r[real_name] = builtins[name]
111
def builtin_command_names():
112
"""Return list of builtin command names."""
113
return _builtin_commands().keys()
116
def plugin_command_names():
117
return plugin_cmds.keys()
120
def _get_cmd_dict(plugins_override=True):
121
"""Return name->class mapping for all commands."""
122
d = _builtin_commands()
124
d.update(plugin_cmds)
128
def get_all_cmds(plugins_override=True):
129
41
"""Return canonical name and class for all registered commands."""
130
for k, v in _get_cmd_dict(plugins_override=plugins_override).iteritems():
134
def get_cmd_object(cmd_name, plugins_override=True):
42
for k, v in globals().iteritems():
43
if k.startswith("cmd_"):
44
yield _unsquish_command_name(k), v
46
def get_cmd_class(cmd):
135
47
"""Return the canonical name and command class for a command.
138
If true, plugin commands can override builtins.
140
from bzrlib.externalcommand import ExternalCommand
142
# We want only 'ascii' command names, but the user may have typed
143
# in a Unicode name. In that case, they should just get a
144
# 'command not found' error later.
145
# In the future, we may actually support Unicode command names.
49
cmd = str(cmd) # not unicode
147
51
# first look up this command under the specified name
148
cmds = _get_cmd_dict(plugins_override=plugins_override)
150
return cmds[cmd_name]()
53
return cmd, globals()[_squish_command_name(cmd)]
154
57
# look for any command which claims this as an alias
155
for real_cmd_name, cmd_class in cmds.iteritems():
156
if cmd_name in cmd_class.aliases:
159
cmd_obj = ExternalCommand.find_command(cmd_name)
163
raise errors.BzrCommandError('unknown command "%s"' % cmd_name)
166
class Command(object):
58
for cmdname, cmdclass in get_all_cmds():
59
if cmd in cmdclass.aliases:
60
return cmdname, cmdclass
62
cmdclass = ExternalCommand.find_command(cmd)
66
raise BzrCommandError("unknown command %r" % cmd)
167
70
"""Base class for commands.
169
Commands are the heart of the command-line bzr interface.
171
The command object mostly handles the mapping of command-line
172
parameters into one or more bzrlib operations, and of the results
175
Commands normally don't have any state. All their arguments are
176
passed in to the run method. (Subclasses may take a different
177
policy if the behaviour of the instance needs to depend on e.g. a
178
shell plugin and not just its Python class.)
180
72
The docstring for an actual command should give a single-line
181
73
summary, then a complete description of the command. A grammar
182
74
description will be inserted.
185
Other accepted names for this command.
188
77
List of argument forms, marked with whether they are optional,
193
['to_location', 'from_branch?', 'file*']
195
'to_location' is required
196
'from_branch' is optional
197
'file' can be specified 0 or more times
200
List of options that may be given for this command. These can
201
be either strings, referring to globally-defined options,
202
or option objects. Retrieve through options().
81
List of options that may be given for this command.
205
If true, this command isn't advertised. This is typically
206
for commands intended for expert users.
209
Command objects will get a 'outf' attribute, which has been
210
setup to properly handle encoding of unicode strings.
211
encoding_type determines what will happen when characters cannot
213
strict - abort if we cannot decode
214
replace - put in a bogus character (typically '?')
215
exact - do not encode sys.stdout
217
NOTE: by default on Windows, sys.stdout is opened as a text
218
stream, therefore LF line-endings are converted to CRLF.
219
When a command uses encoding_type = 'exact', then
220
sys.stdout is forced to be a binary stream, and line-endings
84
If true, this command isn't advertised.
226
89
takes_options = []
227
encoding_type = 'strict'
232
"""Construct an instance of this command."""
233
if self.__doc__ == Command.__doc__:
234
warn("No help message set for %r" % self)
237
"""Return dict of valid options for this command.
239
Maps from long option name to option object."""
241
r['help'] = option.Option.OPTIONS['help']
242
for o in self.takes_options:
243
if isinstance(o, basestring):
244
o = option.Option.OPTIONS[o]
248
def _setup_outf(self):
249
"""Return a file linked to stdout, which has proper encoding."""
250
assert self.encoding_type in ['strict', 'exact', 'replace']
252
# Originally I was using self.stdout, but that looks
253
# *way* too much like sys.stdout
254
if self.encoding_type == 'exact':
255
# force sys.stdout to be binary stream on win32
256
if sys.platform == 'win32':
257
fileno = getattr(sys.stdout, 'fileno', None)
260
msvcrt.setmode(fileno(), os.O_BINARY)
261
self.outf = sys.stdout
264
output_encoding = osutils.get_terminal_encoding()
266
# use 'replace' so that we don't abort if trying to write out
267
# in e.g. the default C locale.
268
self.outf = codecs.getwriter(output_encoding)(sys.stdout, errors=self.encoding_type)
269
# For whatever reason codecs.getwriter() does not advertise its encoding
270
# it just returns the encoding of the wrapped file, which is completely
271
# bogus. So set the attribute, so we can find the correct encoding later.
272
self.outf.encoding = output_encoding
274
def run_argv_aliases(self, argv, alias_argv=None):
275
"""Parse the command line and run with extra aliases in alias_argv."""
277
warn("Passing None for [] is deprecated from bzrlib 0.10",
278
DeprecationWarning, stacklevel=2)
280
args, opts = parse_args(self, argv, alias_argv)
281
if 'help' in opts: # e.g. bzr add --help
282
from bzrlib.help import help_on_command
283
help_on_command(self.name())
285
# mix arguments and options into one dictionary
286
cmdargs = _match_argform(self.name(), self.takes_args, args)
288
for k, v in opts.items():
289
cmdopts[k.replace('-', '_')] = v
291
all_cmd_args = cmdargs.copy()
292
all_cmd_args.update(cmdopts)
296
return self.run(**all_cmd_args)
93
def __init__(self, options, arguments):
94
"""Construct and run the command.
96
Sets self.status to the return value of run()."""
97
assert isinstance(options, dict)
98
assert isinstance(arguments, dict)
99
cmdargs = options.copy()
100
cmdargs.update(arguments)
101
assert self.__doc__ != Command.__doc__, \
102
("No help message set for %r" % self)
103
self.status = self.run(**cmdargs)
299
"""Actually run the command.
107
"""Override this in sub-classes.
301
109
This is invoked with the options and arguments bound to
302
110
keyword parameters.
304
Return 0 or None if the command was successful, or a non-zero
305
shell error code if not. It's OK for this method to allow
306
an exception to raise up.
308
raise NotImplementedError('no implementation of command %r'
312
"""Return help message for this class."""
313
from inspect import getdoc
314
if self.__doc__ is Command.__doc__:
319
return _unsquish_command_name(self.__class__.__name__)
321
def plugin_name(self):
322
"""Get the name of the plugin that provides this command.
324
:return: The name of the plugin or None if the command is builtin.
326
mod_parts = self.__module__.split('.')
327
if len(mod_parts) >= 3 and mod_parts[1] == 'plugins':
333
# Technically, this function hasn't been use in a *really* long time
334
# but we are only deprecating it now.
335
@deprecated_function(zero_eleven)
336
def parse_spec(spec):
342
>>> parse_spec("../@")
344
>>> parse_spec("../f/@35")
346
>>> parse_spec('./@revid:john@arbash-meinel.com-20050711044610-3ca0327c6a222f67')
347
['.', 'revid:john@arbash-meinel.com-20050711044610-3ca0327c6a222f67']
352
parsed = spec.split('/@')
353
assert len(parsed) == 2
358
parsed[1] = int(parsed[1])
360
pass # We can allow stuff like ./@revid:blahblahblah
364
parsed = [spec, None]
367
def parse_args(command, argv, alias_argv=None):
112
Return 0 or None if the command was successful, or a shell
118
class ExternalCommand(Command):
119
"""Class to wrap external commands.
121
We cheat a little here, when get_cmd_class() calls us we actually give it back
122
an object we construct that has the appropriate path, help, options etc for the
125
When run_bzr() tries to instantiate that 'class' it gets caught by the __call__
126
method, which we override to call the Command.__init__ method. That then calls
127
our run method which is pretty straight forward.
129
The only wrinkle is that we have to map bzr's dictionary of options and arguments
130
back into command line options and arguments for the script.
133
def find_command(cls, cmd):
134
bzrpath = os.environ.get('BZRPATH', '')
136
for dir in bzrpath.split(':'):
137
path = os.path.join(dir, cmd)
138
if os.path.isfile(path):
139
return ExternalCommand(path)
143
find_command = classmethod(find_command)
145
def __init__(self, path):
148
# TODO: If either of these fail, we should detect that and
149
# assume that path is not really a bzr plugin after all.
151
pipe = os.popen('%s --bzr-usage' % path, 'r')
152
self.takes_options = pipe.readline().split()
153
self.takes_args = pipe.readline().split()
156
pipe = os.popen('%s --bzr-help' % path, 'r')
157
self.__doc__ = pipe.read()
160
def __call__(self, options, arguments):
161
Command.__init__(self, options, arguments)
164
def run(self, **kargs):
172
if OPTIONS.has_key(name):
174
opts.append('--%s' % name)
175
if value is not None and value is not True:
176
opts.append(str(value))
178
# it's an arg, or arg list
179
if type(value) is not list:
185
self.status = os.spawnv(os.P_WAIT, self.path, [self.path] + opts + args)
189
class cmd_status(Command):
190
"""Display status summary.
192
This reports on versioned and unknown files, reporting them
193
grouped by state. Possible states are:
196
Versioned in the working copy but not in the previous revision.
199
Versioned in the previous revision but removed or deleted
203
Path of this file changed from the previous revision;
204
the text may also have changed. This includes files whose
205
parent directory was renamed.
208
Text has changed since the previous revision.
211
Nothing about this file has changed since the previous revision.
212
Only shown with --all.
215
Not versioned and not matching an ignore pattern.
217
To see ignored files use 'bzr ignored'. For details in the
218
changes to file texts, use 'bzr diff'.
220
If no arguments are specified, the status of the entire working
221
directory is shown. Otherwise, only the status of the specified
222
files or directories is reported. If a directory is given, status
223
is reported for everything inside that directory.
225
takes_args = ['file*']
226
takes_options = ['all', 'show-ids']
227
aliases = ['st', 'stat']
229
def run(self, all=False, show_ids=False, file_list=None):
231
b = Branch(file_list[0], lock_mode='r')
232
file_list = [b.relpath(x) for x in file_list]
233
# special case: only one path was given and it's the root
235
if file_list == ['']:
238
b = Branch('.', lock_mode='r')
240
status.show_status(b, show_unchanged=all, show_ids=show_ids,
241
specific_files=file_list)
244
class cmd_cat_revision(Command):
245
"""Write out metadata for a revision."""
248
takes_args = ['revision_id']
250
def run(self, revision_id):
251
Branch('.').get_revision(revision_id).write_xml(sys.stdout)
254
class cmd_revno(Command):
255
"""Show current revision number.
257
This is equal to the number of revisions on this branch."""
259
print Branch('.').revno()
262
class cmd_add(Command):
263
"""Add specified files or directories.
265
In non-recursive mode, all the named items are added, regardless
266
of whether they were previously ignored. A warning is given if
267
any of the named files are already versioned.
269
In recursive mode (the default), files are treated the same way
270
but the behaviour for directories is different. Directories that
271
are already versioned do not give a warning. All directories,
272
whether already versioned or not, are searched for files or
273
subdirectories that are neither versioned or ignored, and these
274
are added. This search proceeds recursively into versioned
277
Therefore simply saying 'bzr add .' will version all files that
278
are currently unknown.
280
TODO: Perhaps adding a file whose directly is not versioned should
281
recursively add that parent, rather than giving an error?
283
takes_args = ['file+']
284
takes_options = ['verbose']
286
def run(self, file_list, verbose=False):
287
bzrlib.add.smart_add(file_list, verbose)
290
class cmd_relpath(Command):
291
"""Show path of a file relative to root"""
292
takes_args = ['filename']
294
def run(self, filename):
295
print Branch(filename).relpath(filename)
299
class cmd_inventory(Command):
300
"""Show inventory of the current working copy or a revision."""
301
takes_options = ['revision']
303
def run(self, revision=None):
306
inv = b.read_working_inventory()
308
inv = b.get_revision_inventory(b.lookup_revision(revision))
310
for path, entry in inv.iter_entries():
311
print '%-50s %s' % (entry.file_id, path)
314
class cmd_move(Command):
315
"""Move files to a different directory.
320
The destination must be a versioned directory in the same branch.
322
takes_args = ['source$', 'dest']
323
def run(self, source_list, dest):
326
b.move([b.relpath(s) for s in source_list], b.relpath(dest))
329
class cmd_rename(Command):
330
"""Change the name of an entry.
333
bzr rename frob.c frobber.c
334
bzr rename src/frob.c lib/frob.c
336
It is an error if the destination name exists.
338
See also the 'move' command, which moves files into a different
339
directory without changing their name.
341
TODO: Some way to rename multiple files without invoking bzr for each
343
takes_args = ['from_name', 'to_name']
345
def run(self, from_name, to_name):
347
b.rename_one(b.relpath(from_name), b.relpath(to_name))
351
class cmd_renames(Command):
352
"""Show list of renamed files.
354
TODO: Option to show renames between two historical versions.
356
TODO: Only show renames under dir, rather than in the whole branch.
358
takes_args = ['dir?']
360
def run(self, dir='.'):
362
old_inv = b.basis_tree().inventory
363
new_inv = b.read_working_inventory()
365
renames = list(bzrlib.tree.find_renames(old_inv, new_inv))
367
for old_name, new_name in renames:
368
print "%s => %s" % (old_name, new_name)
371
class cmd_info(Command):
372
"""Show statistical information about a branch."""
373
takes_args = ['branch?']
375
def run(self, branch=None):
378
from branch import find_branch
379
b = find_branch(branch)
383
class cmd_remove(Command):
384
"""Make a file unversioned.
386
This makes bzr stop tracking changes to a versioned file. It does
387
not delete the working copy.
389
takes_args = ['file+']
390
takes_options = ['verbose']
392
def run(self, file_list, verbose=False):
393
b = Branch(file_list[0])
394
b.remove([b.relpath(f) for f in file_list], verbose=verbose)
397
class cmd_file_id(Command):
398
"""Print file_id of a particular file or directory.
400
The file_id is assigned when the file is first added and remains the
401
same through all revisions where the file exists, even when it is
405
takes_args = ['filename']
406
def run(self, filename):
408
i = b.inventory.path2id(b.relpath(filename))
410
bailout("%r is not a versioned file" % filename)
415
class cmd_file_path(Command):
416
"""Print path of file_ids to a file or directory.
418
This prints one line for each directory down to the target,
419
starting at the branch root."""
421
takes_args = ['filename']
422
def run(self, filename):
425
fid = inv.path2id(b.relpath(filename))
427
bailout("%r is not a versioned file" % filename)
428
for fip in inv.get_idpath(fid):
432
class cmd_revision_history(Command):
433
"""Display list of revision ids on this branch."""
435
for patchid in Branch('.').revision_history():
439
class cmd_directories(Command):
440
"""Display list of versioned directories in this branch."""
442
for name, ie in Branch('.').read_working_inventory().directories():
449
class cmd_init(Command):
450
"""Make a directory into a versioned branch.
452
Use this to create an empty branch, or before importing an
455
Recipe for importing a tree of files:
460
bzr commit -m 'imported project'
463
Branch('.', init=True)
466
class cmd_diff(Command):
467
"""Show differences in working tree.
469
If files are listed, only the changes in those files are listed.
470
Otherwise, all changes for the tree are listed.
472
TODO: Given two revision arguments, show the difference between them.
474
TODO: Allow diff across branches.
476
TODO: Option to use external diff command; could be GNU diff, wdiff,
479
TODO: Python difflib is not exactly the same as unidiff; should
480
either fix it up or prefer to use an external diff.
482
TODO: If a directory is given, diff everything under that.
484
TODO: Selected-file diff is inefficient and doesn't show you
487
TODO: This probably handles non-Unix newlines poorly.
490
takes_args = ['file*']
491
takes_options = ['revision']
494
def run(self, revision=None, file_list=None):
495
from bzrlib.diff import show_diff
497
show_diff(Branch('.'), revision, specific_files=file_list)
503
class cmd_deleted(Command):
504
"""List files deleted in the working tree.
506
TODO: Show files deleted since a previous revision, or between two revisions.
508
def run(self, show_ids=False):
511
new = b.working_tree()
513
## TODO: Much more efficient way to do this: read in new
514
## directories with readdir, rather than stating each one. Same
515
## level of effort but possibly much less IO. (Or possibly not,
516
## if the directories are very large...)
518
for path, ie in old.inventory.iter_entries():
519
if not new.has_id(ie.file_id):
521
print '%-50s %s' % (path, ie.file_id)
526
class cmd_modified(Command):
527
"""List files modified in working tree."""
532
inv = b.read_working_inventory()
533
sc = statcache.update_cache(b, inv)
534
basis = b.basis_tree()
535
basis_inv = basis.inventory
537
# We used to do this through iter_entries(), but that's slow
538
# when most of the files are unmodified, as is usually the
539
# case. So instead we iterate by inventory entry, and only
540
# calculate paths as necessary.
542
for file_id in basis_inv:
543
cacheentry = sc.get(file_id)
544
if not cacheentry: # deleted
546
ie = basis_inv[file_id]
547
if cacheentry[statcache.SC_SHA1] != ie.text_sha1:
548
path = inv.id2path(file_id)
553
class cmd_added(Command):
554
"""List files added in working tree."""
558
wt = b.working_tree()
559
basis_inv = b.basis_tree().inventory
562
if file_id in basis_inv:
564
path = inv.id2path(file_id)
565
if not os.access(b.abspath(path), os.F_OK):
571
class cmd_root(Command):
572
"""Show the tree root directory.
574
The root is the nearest enclosing directory with a .bzr control
576
takes_args = ['filename?']
577
def run(self, filename=None):
578
"""Print the branch root."""
579
from branch import find_branch
580
b = find_branch(filename)
581
print getattr(b, 'base', None) or getattr(b, 'baseurl')
584
class cmd_log(Command):
585
"""Show log of this branch.
587
TODO: Option to limit range.
589
TODO: Perhaps show most-recent first with an option for last.
591
takes_args = ['filename?']
592
takes_options = ['timezone', 'verbose', 'show-ids']
593
def run(self, filename=None, timezone='original', verbose=False, show_ids=False):
594
from branch import find_branch
595
b = find_branch((filename or '.'), lock_mode='r')
597
filename = b.relpath(filename)
598
bzrlib.show_log(b, filename,
599
show_timezone=timezone,
605
class cmd_touching_revisions(Command):
606
"""Return revision-ids which affected a particular file."""
608
takes_args = ["filename"]
609
def run(self, filename):
610
b = Branch(filename, lock_mode='r')
611
inv = b.read_working_inventory()
612
file_id = inv.path2id(b.relpath(filename))
613
for revno, revision_id, what in bzrlib.log.find_touching_revisions(b, file_id):
614
print "%6d %s" % (revno, what)
617
class cmd_ls(Command):
618
"""List files in a tree.
620
TODO: Take a revision or remote path and list that tree instead.
623
def run(self, revision=None, verbose=False):
626
tree = b.working_tree()
628
tree = b.revision_tree(b.lookup_revision(revision))
630
for fp, fc, kind, fid in tree.list_files():
632
if kind == 'directory':
639
print '%-8s %s%s' % (fc, fp, kindch)
645
class cmd_unknowns(Command):
646
"""List unknown files"""
648
for f in Branch('.').unknowns():
653
class cmd_ignore(Command):
654
"""Ignore a command or pattern
656
To remove patterns from the ignore list, edit the .bzrignore file.
658
If the pattern contains a slash, it is compared to the whole path
659
from the branch root. Otherwise, it is comapred to only the last
660
component of the path.
662
Ignore patterns are case-insensitive on case-insensitive systems.
664
Note: wildcards must be quoted from the shell on Unix.
667
bzr ignore ./Makefile
670
takes_args = ['name_pattern']
672
def run(self, name_pattern):
673
from bzrlib.atomicfile import AtomicFile
677
ifn = b.abspath('.bzrignore')
679
# FIXME: probably doesn't handle non-ascii patterns
681
if os.path.exists(ifn):
682
f = b.controlfile(ifn, 'rt')
688
if igns and igns[-1] != '\n':
690
igns += name_pattern + '\n'
692
f = AtomicFile(ifn, 'wt')
696
inv = b.working_tree().inventory
697
if inv.path2id('.bzrignore'):
698
mutter('.bzrignore is already versioned')
700
mutter('need to make new .bzrignore file versioned')
701
b.add(['.bzrignore'])
705
class cmd_ignored(Command):
706
"""List ignored files and the patterns that matched them.
708
See also: bzr ignore"""
710
tree = Branch('.').working_tree()
711
for path, file_class, kind, file_id in tree.list_files():
712
if file_class != 'I':
714
## XXX: Slightly inefficient since this was already calculated
715
pat = tree.is_ignored(path)
716
print '%-50s %s' % (path, pat)
719
class cmd_lookup_revision(Command):
720
"""Lookup the revision-id from a revision-number
723
bzr lookup-revision 33
726
takes_args = ['revno']
728
def run(self, revno):
732
raise BzrCommandError("not a valid revision-number: %r" % revno)
734
print Branch('.').lookup_revision(revno)
737
class cmd_export(Command):
738
"""Export past revision to destination directory.
740
If no revision is specified this exports the last committed revision."""
741
takes_args = ['dest']
742
takes_options = ['revision']
743
def run(self, dest, revision=None):
746
rh = b.revision_history()[-1]
748
rh = b.lookup_revision(int(revision))
749
t = b.revision_tree(rh)
753
class cmd_cat(Command):
754
"""Write a file's text from a previous revision."""
756
takes_options = ['revision']
757
takes_args = ['filename']
759
def run(self, filename, revision=None):
761
raise BzrCommandError("bzr cat requires a revision number")
763
b.print_file(b.relpath(filename), int(revision))
766
class cmd_local_time_offset(Command):
767
"""Show the offset in seconds from GMT to local time."""
770
print bzrlib.osutils.local_time_offset()
774
class cmd_commit(Command):
775
"""Commit changes into a new revision.
777
TODO: Commit only selected files.
779
TODO: Run hooks on tree to-be-committed, and after commit.
781
TODO: Strict commit that fails if there are unknown or deleted files.
783
takes_options = ['message', 'file', 'verbose']
784
aliases = ['ci', 'checkin']
786
def run(self, message=None, file=None, verbose=False):
787
from bzrlib.commit import commit
789
## Warning: shadows builtin file()
790
if not message and not file:
791
raise BzrCommandError("please specify a commit message",
792
["use either --message or --file"])
793
elif message and file:
794
raise BzrCommandError("please specify either --message or --file")
798
message = codecs.open(file, 'rt', bzrlib.user_encoding).read()
801
commit(b, message, verbose=verbose)
804
class cmd_check(Command):
805
"""Validate consistency of branch history.
807
This command checks various invariants about the branch storage to
808
detect data corruption or bzr bugs.
810
takes_args = ['dir?']
811
def run(self, dir='.'):
813
bzrlib.check.check(Branch(dir, find_root=False))
817
class cmd_whoami(Command):
818
"""Show bzr user id."""
819
takes_options = ['email']
821
def run(self, email=False):
823
print bzrlib.osutils.user_email()
825
print bzrlib.osutils.username()
828
class cmd_selftest(Command):
829
"""Run internal test suite"""
832
failures, tests = 0, 0
834
import doctest, bzrlib.store, bzrlib.tests
835
bzrlib.trace.verbose = False
837
for m in bzrlib.store, bzrlib.inventory, bzrlib.branch, bzrlib.osutils, \
838
bzrlib.tree, bzrlib.tests, bzrlib.commands, bzrlib.add:
839
mf, mt = doctest.testmod(m)
842
print '%-40s %3d tests' % (m.__name__, mt),
844
print '%3d FAILED!' % mf
848
print '%-40s %3d tests' % ('total', tests),
850
print '%3d FAILED!' % failures
856
class cmd_version(Command):
857
"""Show version of bzr"""
862
print "bzr (bazaar-ng) %s" % bzrlib.__version__
863
print bzrlib.__copyright__
864
print "http://bazaar-ng.org/"
866
print "bzr comes with ABSOLUTELY NO WARRANTY. bzr is free software, and"
867
print "you may use, modify and redistribute it under the terms of the GNU"
868
print "General Public License version 2 or later."
871
class cmd_rocks(Command):
872
"""Statement of optimism."""
875
print "it sure does!"
878
class cmd_assert_fail(Command):
879
"""Test reporting of assertion failures"""
882
assert False, "always fails"
885
class cmd_help(Command):
886
"""Show help on a command or other topic.
888
For a list of all available commands, say 'bzr help commands'."""
889
takes_args = ['topic?']
892
def run(self, topic=None):
897
class cmd_update_stat_cache(Command):
898
"""Update stat-cache mapping inodes to SHA-1 hashes.
905
statcache.update_cache(b.base, b.read_working_inventory())
908
######################################################################
912
# list of all available options; the rhs can be either None for an
913
# option that takes no argument, or a constructor function that checks
937
def parse_args(argv):
368
938
"""Parse command line.
370
940
Arguments and options are parsed at this level before being passed
371
941
down to specific command handlers. This routine knows, from a
372
942
lookup table, something about the available options, what optargs
373
943
they take, and which commands will accept them.
945
>>> parse_args('--help'.split())
947
>>> parse_args('--version'.split())
948
([], {'version': True})
949
>>> parse_args('status --all'.split())
950
(['status'], {'all': True})
951
>>> parse_args('commit --message=biter'.split())
952
(['commit'], {'message': u'biter'})
375
# TODO: make it a method of the Command?
376
parser = option.get_optparser(command.options())
377
if alias_argv is not None:
378
args = alias_argv + argv
382
options, args = parser.parse_args(args)
383
opts = dict([(k, v) for k, v in options.__dict__.iteritems() if
384
v is not option.OptionParser.DEFAULT_VALUE])
957
# TODO: Maybe handle '--' to end options?
962
# option names must not be unicode
966
mutter(" got option %r" % a)
968
optname, optarg = a[2:].split('=', 1)
971
if optname not in OPTIONS:
972
bailout('unknown long option %r' % a)
975
if shortopt not in SHORT_OPTIONS:
976
bailout('unknown short option %r' % a)
977
optname = SHORT_OPTIONS[shortopt]
980
# XXX: Do we ever want to support this, e.g. for -r?
981
bailout('repeated option %r' % a)
983
optargfn = OPTIONS[optname]
987
bailout('option %r needs an argument' % a)
990
opts[optname] = optargfn(optarg)
993
bailout('option %r takes no argument' % optname)
385
998
return args, opts
388
1003
def _match_argform(cmd, takes_args, args):
402
1017
argdict[argname + '_list'] = None
403
1018
elif ap[-1] == '+':
405
raise errors.BzrCommandError("command %r needs one or more %s"
406
% (cmd, argname.upper()))
1020
raise BzrCommandError("command %r needs one or more %s"
1021
% (cmd, argname.upper()))
408
1023
argdict[argname + '_list'] = args[:]
410
1025
elif ap[-1] == '$': # all but one
411
1026
if len(args) < 2:
412
raise errors.BzrCommandError("command %r needs one or more %s"
413
% (cmd, argname.upper()))
1027
raise BzrCommandError("command %r needs one or more %s"
1028
% (cmd, argname.upper()))
414
1029
argdict[argname + '_list'] = args[:-1]
417
1032
# just a plain arg
420
raise errors.BzrCommandError("command %r requires argument %s"
421
% (cmd, argname.upper()))
1035
raise BzrCommandError("command %r requires argument %s"
1036
% (cmd, argname.upper()))
423
1038
argdict[argname] = args.pop(0)
426
raise errors.BzrCommandError("extra argument to command %s: %s"
1041
raise BzrCommandError("extra argument to command %s: %s"
433
def apply_profiled(the_callable, *args, **kwargs):
437
pffileno, pfname = tempfile.mkstemp()
439
prof = hotshot.Profile(pfname)
441
ret = prof.runcall(the_callable, *args, **kwargs) or 0
444
stats = hotshot.stats.load(pfname)
446
stats.sort_stats('cum') # 'time'
447
## XXX: Might like to write to stderr or the trace file instead but
448
## print_stats seems hardcoded to stdout
449
stats.print_stats(20)
456
def apply_lsprofiled(filename, the_callable, *args, **kwargs):
457
from bzrlib.lsprof import profile
459
ret, stats = profile(the_callable, *args, **kwargs)
465
cPickle.dump(stats, open(filename, 'w'), 2)
466
print 'Profile data written to %r.' % filename
470
def get_alias(cmd, config=None):
471
"""Return an expanded alias, or None if no alias exists.
474
Command to be checked for an alias.
476
Used to specify an alternative config to use,
477
which is especially useful for testing.
478
If it is unspecified, the global config will be used.
482
config = bzrlib.config.GlobalConfig()
483
alias = config.get_alias(cmd)
486
return [a.decode('utf-8') for a in shlex.split(alias.encode('utf-8'))]
490
1048
def run_bzr(argv):
491
1049
"""Execute a command.
493
1051
This is similar to main(), but without all the trappings for
494
1052
logging and error handling.
497
The command-line arguments, without the program name from argv[0]
498
These should already be decoded. All library/test code calling
499
run_bzr should be passing valid strings (don't need decoding).
501
Returns a command status or raises an exception.
503
Special master options: these must come before the command because
504
they control how the command is interpreted.
507
Do not load plugin modules at all
513
Only use builtin commands. (Plugins are still allowed to change
517
Run under the Python hotshot profiler.
520
Run under the Python lsprof profiler.
523
trace.mutter("bzr arguments: %r", argv)
525
opt_lsprof = opt_profile = opt_no_plugins = opt_builtin = \
526
opt_no_aliases = False
527
opt_lsprof_file = None
529
# --no-plugins is handled specially at a very early stage. We need
530
# to load plugins before doing other command parsing so that they
531
# can override commands, but this needs to happen first.
539
elif a == '--lsprof':
541
elif a == '--lsprof-file':
543
opt_lsprof_file = argv[i + 1]
545
elif a == '--no-plugins':
546
opt_no_plugins = True
547
elif a == '--no-aliases':
548
opt_no_aliases = True
549
elif a == '--builtin':
551
elif a in ('--quiet', '-q'):
553
elif a.startswith('-D'):
554
debug.debug_flags.add(a[2:])
561
from bzrlib.builtins import cmd_help
562
cmd_help().run_argv_aliases([])
565
if argv[0] == '--version':
566
from bzrlib.version import show_version
570
if not opt_no_plugins:
571
from bzrlib.plugin import load_plugins
574
from bzrlib.plugin import disable_plugins
579
if not opt_no_aliases:
580
alias_argv = get_alias(argv[0])
582
alias_argv = [a.decode(bzrlib.user_encoding) for a in alias_argv]
583
argv[0] = alias_argv.pop(0)
586
# We want only 'ascii' command names, but the user may have typed
587
# in a Unicode name. In that case, they should just get a
588
# 'command not found' error later.
590
cmd_obj = get_cmd_object(cmd, plugins_override=not opt_builtin)
591
run = cmd_obj.run_argv_aliases
592
run_argv = [argv, alias_argv]
1054
argv = [a.decode(bzrlib.user_encoding) for a in argv]
596
ret = apply_lsprofiled(opt_lsprof_file, run, *run_argv)
598
ret = apply_profiled(run, *run_argv)
603
# reset, in case we may do other commands later within the same process
604
trace.be_quiet(False)
606
def display_command(func):
607
"""Decorator that suppresses pipe/interrupt errors."""
608
def ignore_pipe(*args, **kwargs):
1057
args, opts = parse_args(argv[1:])
1065
elif 'version' in opts:
1068
cmd = str(args.pop(0))
1075
canonical_cmd, cmd_class = get_cmd_class(cmd)
1078
if 'profile' in opts:
1084
# check options are reasonable
1085
allowed = cmd_class.takes_options
1087
if oname not in allowed:
1088
raise BzrCommandError("option '--%s' is not allowed for command %r"
1091
# mix arguments and options into one dictionary
1092
cmdargs = _match_argform(cmd, cmd_class.takes_args, args)
1094
for k, v in opts.items():
1095
cmdopts[k.replace('-', '_')] = v
1098
import hotshot, tempfile
1099
pffileno, pfname = tempfile.mkstemp()
610
result = func(*args, **kwargs)
614
if getattr(e, 'errno', None) is None:
616
if e.errno != errno.EPIPE:
617
# Win32 raises IOError with errno=0 on a broken pipe
618
if sys.platform != 'win32' or (e.errno not in (0, errno.EINVAL)):
621
except KeyboardInterrupt:
1101
prof = hotshot.Profile(pfname)
1102
ret = prof.runcall(cmd_class, cmdopts, cmdargs) or 0
1105
import hotshot.stats
1106
stats = hotshot.stats.load(pfname)
1108
stats.sort_stats('time')
1109
## XXX: Might like to write to stderr or the trace file instead but
1110
## print_stats seems hardcoded to stdout
1111
stats.print_stats(20)
1119
cmdobj = cmd_class(cmdopts, cmdargs).status
1122
def _report_exception(summary, quiet=False):
1124
log_error('bzr: ' + summary)
1125
bzrlib.trace.log_exception()
1128
tb = sys.exc_info()[2]
1129
exinfo = traceback.extract_tb(tb)
1131
sys.stderr.write(' at %s:%d in %s()\n' % exinfo[-1][:3])
1132
sys.stderr.write(' see ~/.bzr.log for debug information\n')
628
from bzrlib.ui.text import TextUIFactory
629
bzrlib.ui.ui_factory = TextUIFactory()
630
argv = [a.decode(bzrlib.user_encoding) for a in argv[1:]]
631
ret = run_bzr_catch_errors(argv)
632
trace.mutter("return code %d", ret)
636
def run_bzr_catch_errors(argv):
1139
bzrlib.open_tracefile(argv)
639
# do this here inside the exception wrappers to catch EPIPE
641
except (KeyboardInterrupt, Exception), e:
642
# used to handle AssertionError and KeyboardInterrupt
643
# specially here, but hopefully they're handled ok by the logger now
644
trace.report_exception(sys.exc_info(), sys.stderr)
645
if os.environ.get('BZR_PDB'):
646
print '**** entering debugger'
648
pdb.post_mortem(sys.exc_traceback)
1144
return run_bzr(argv)
1146
# do this here inside the exception wrappers to catch EPIPE
1149
quiet = isinstance(e, (BzrCommandError))
1150
_report_exception('error: ' + e.args[0], quiet=quiet)
1153
# some explanation or hints
1156
except AssertionError, e:
1157
msg = 'assertion failed'
1159
msg += ': ' + str(e)
1160
_report_exception(msg)
1162
except KeyboardInterrupt, e:
1163
_report_exception('interrupted', quiet=True)
1165
except Exception, e:
1167
if (isinstance(e, IOError)
1168
and hasattr(e, 'errno')
1169
and e.errno == errno.EPIPE):
1173
msg = str(e).rstrip('\n')
1174
_report_exception(msg, quiet)
1177
bzrlib.trace.close_trace()
651
1180
if __name__ == '__main__':
652
1181
sys.exit(main(sys.argv))
added
removed
bzrlib/commands.py
