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# Copyright (C) 2004, 2005 by Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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from bzrlib.trace import mutter, note, log_error, warning
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from bzrlib.errors import BzrError, BzrCheckError, BzrCommandError
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from bzrlib.branch import find_branch
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from bzrlib import BZRDIR
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def register_command(cmd):
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"Utility function to help register a command"
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if k.startswith("cmd_"):
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k_unsquished = _unsquish_command_name(k)
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if not plugin_cmds.has_key(k_unsquished):
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plugin_cmds[k_unsquished] = cmd
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log_error('Two plugins defined the same command: %r' % k)
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log_error('Not loading the one in %r' % sys.modules[cmd.__module__])
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def _squish_command_name(cmd):
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return 'cmd_' + cmd.replace('-', '_')
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def _unsquish_command_name(cmd):
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assert cmd.startswith("cmd_")
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return cmd[4:].replace('_','-')
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def _parse_revision_str(revstr):
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"""This handles a revision string -> revno.
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This always returns a list. The list will have one element for
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It supports integers directly, but everything else it
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defers for passing to Branch.get_revision_info()
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>>> _parse_revision_str('234')
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>>> _parse_revision_str('234..567')
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>>> _parse_revision_str('..')
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>>> _parse_revision_str('..234')
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>>> _parse_revision_str('234..')
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>>> _parse_revision_str('234..456..789') # Maybe this should be an error
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>>> _parse_revision_str('234....789') # Error?
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>>> _parse_revision_str('revid:test@other.com-234234')
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['revid:test@other.com-234234']
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>>> _parse_revision_str('revid:test@other.com-234234..revid:test@other.com-234235')
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['revid:test@other.com-234234', 'revid:test@other.com-234235']
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>>> _parse_revision_str('revid:test@other.com-234234..23')
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['revid:test@other.com-234234', 23]
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>>> _parse_revision_str('date:2005-04-12')
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>>> _parse_revision_str('date:2005-04-12 12:24:33')
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['date:2005-04-12 12:24:33']
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>>> _parse_revision_str('date:2005-04-12T12:24:33')
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['date:2005-04-12T12:24:33']
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>>> _parse_revision_str('date:2005-04-12,12:24:33')
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['date:2005-04-12,12:24:33']
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>>> _parse_revision_str('-5..23')
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>>> _parse_revision_str('-5')
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>>> _parse_revision_str('123a')
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>>> _parse_revision_str('abc')
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old_format_re = re.compile('\d*:\d*')
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m = old_format_re.match(revstr)
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warning('Colon separator for revision numbers is deprecated.'
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for rev in revstr.split(':'):
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revs.append(int(rev))
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for x in revstr.split('..'):
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def get_merge_type(typestring):
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"""Attempt to find the merge class/factory associated with a string."""
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from merge import merge_types
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return merge_types[typestring][0]
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templ = '%s%%7s: %%s' % (' '*12)
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lines = [templ % (f[0], f[1][1]) for f in merge_types.iteritems()]
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type_list = '\n'.join(lines)
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msg = "No known merge type %s. Supported types are:\n%s" %\
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(typestring, type_list)
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raise BzrCommandError(msg)
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def _get_cmd_dict(plugins_override=True):
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for k, v in globals().iteritems():
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if k.startswith("cmd_"):
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d[_unsquish_command_name(k)] = v
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# If we didn't load plugins, the plugin_cmds dict will be empty
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d.update(plugin_cmds)
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d2 = plugin_cmds.copy()
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def get_all_cmds(plugins_override=True):
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"""Return canonical name and class for all registered commands."""
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for k, v in _get_cmd_dict(plugins_override=plugins_override).iteritems():
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def get_cmd_class(cmd, plugins_override=True):
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"""Return the canonical name and command class for a command.
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cmd = str(cmd) # not unicode
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# first look up this command under the specified name
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cmds = _get_cmd_dict(plugins_override=plugins_override)
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return cmd, cmds[cmd]
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# look for any command which claims this as an alias
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for cmdname, cmdclass in cmds.iteritems():
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if cmd in cmdclass.aliases:
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return cmdname, cmdclass
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cmdclass = ExternalCommand.find_command(cmd)
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raise BzrCommandError("unknown command %r" % cmd)
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class Command(object):
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"""Base class for commands.
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The docstring for an actual command should give a single-line
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summary, then a complete description of the command. A grammar
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description will be inserted.
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List of argument forms, marked with whether they are optional,
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List of options that may be given for this command.
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If true, this command isn't advertised.
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def __init__(self, options, arguments):
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"""Construct and run the command.
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Sets self.status to the return value of run()."""
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assert isinstance(options, dict)
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assert isinstance(arguments, dict)
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cmdargs = options.copy()
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cmdargs.update(arguments)
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if self.__doc__ == Command.__doc__:
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from warnings import warn
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warn("No help message set for %r" % self)
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self.status = self.run(**cmdargs)
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if self.status is None:
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"""Override this in sub-classes.
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This is invoked with the options and arguments bound to
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Return 0 or None if the command was successful, or a shell
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class ExternalCommand(Command):
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"""Class to wrap external commands.
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We cheat a little here, when get_cmd_class() calls us we actually
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give it back an object we construct that has the appropriate path,
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help, options etc for the specified command.
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When run_bzr() tries to instantiate that 'class' it gets caught by
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the __call__ method, which we override to call the Command.__init__
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method. That then calls our run method which is pretty straight
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The only wrinkle is that we have to map bzr's dictionary of options
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and arguments back into command line options and arguments for the
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def find_command(cls, cmd):
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bzrpath = os.environ.get('BZRPATH', '')
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for dir in bzrpath.split(os.pathsep):
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path = os.path.join(dir, cmd)
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if os.path.isfile(path):
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return ExternalCommand(path)
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find_command = classmethod(find_command)
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def __init__(self, path):
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pipe = os.popen('%s --bzr-usage' % path, 'r')
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self.takes_options = pipe.readline().split()
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for opt in self.takes_options:
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if not opt in OPTIONS:
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raise BzrError("Unknown option '%s' returned by external command %s"
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# TODO: Is there any way to check takes_args is valid here?
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self.takes_args = pipe.readline().split()
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if pipe.close() is not None:
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raise BzrError("Failed funning '%s --bzr-usage'" % path)
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pipe = os.popen('%s --bzr-help' % path, 'r')
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self.__doc__ = pipe.read()
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if pipe.close() is not None:
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raise BzrError("Failed funning '%s --bzr-help'" % path)
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def __call__(self, options, arguments):
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Command.__init__(self, options, arguments)
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def run(self, **kargs):
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optname = name.replace('_','-')
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if OPTIONS.has_key(optname):
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opts.append('--%s' % optname)
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if value is not None and value is not True:
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opts.append(str(value))
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# it's an arg, or arg list
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if type(value) is not list:
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self.status = os.spawnv(os.P_WAIT, self.path, [self.path] + opts + args)
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class cmd_status(Command):
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"""Display status summary.
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This reports on versioned and unknown files, reporting them
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grouped by state. Possible states are:
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Versioned in the working copy but not in the previous revision.
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Versioned in the previous revision but removed or deleted
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Path of this file changed from the previous revision;
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the text may also have changed. This includes files whose
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parent directory was renamed.
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Text has changed since the previous revision.
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Nothing about this file has changed since the previous revision.
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Only shown with --all.
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Not versioned and not matching an ignore pattern.
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To see ignored files use 'bzr ignored'. For details in the
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changes to file texts, use 'bzr diff'.
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If no arguments are specified, the status of the entire working
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directory is shown. Otherwise, only the status of the specified
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files or directories is reported. If a directory is given, status
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is reported for everything inside that directory.
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If a revision is specified, the changes since that revision are shown.
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takes_args = ['file*']
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takes_options = ['all', 'show-ids', 'revision']
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aliases = ['st', 'stat']
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def run(self, all=False, show_ids=False, file_list=None):
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b = find_branch(file_list[0])
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file_list = [b.relpath(x) for x in file_list]
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# special case: only one path was given and it's the root
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if file_list == ['']:
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from bzrlib.status import show_status
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show_status(b, show_unchanged=all, show_ids=show_ids,
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specific_files=file_list)
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class cmd_cat_revision(Command):
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"""Write out metadata for a revision."""
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takes_args = ['revision_id']
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def run(self, revision_id):
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from bzrlib.xml import pack_xml
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pack_xml(find_branch('.').get_revision(revision_id), sys.stdout)
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class cmd_revno(Command):
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"""Show current revision number.
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This is equal to the number of revisions on this branch."""
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print find_branch('.').revno()
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class cmd_revision_info(Command):
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"""Show revision number and revision id for a given revision identifier.
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takes_args = ['revision_info*']
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takes_options = ['revision']
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def run(self, revision=None, revision_info_list=None):
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from bzrlib.branch import find_branch
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if revision is not None:
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revs.extend(revision)
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if revision_info_list is not None:
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revs.extend(revision_info_list)
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raise BzrCommandError('You must supply a revision identifier')
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print '%4d %s' % b.get_revision_info(rev)
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class cmd_add(Command):
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"""Add specified files or directories.
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In non-recursive mode, all the named items are added, regardless
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of whether they were previously ignored. A warning is given if
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any of the named files are already versioned.
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In recursive mode (the default), files are treated the same way
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but the behaviour for directories is different. Directories that
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are already versioned do not give a warning. All directories,
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whether already versioned or not, are searched for files or
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subdirectories that are neither versioned or ignored, and these
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are added. This search proceeds recursively into versioned
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directories. If no names are given '.' is assumed.
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Therefore simply saying 'bzr add' will version all files that
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are currently unknown.
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TODO: Perhaps adding a file whose directly is not versioned should
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recursively add that parent, rather than giving an error?
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takes_args = ['file*']
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takes_options = ['verbose', 'no-recurse']
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def run(self, file_list, verbose=False, no_recurse=False):
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from bzrlib.add import smart_add
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smart_add(file_list, verbose, not no_recurse)
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class cmd_mkdir(Command):
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"""Create a new versioned directory.
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This is equivalent to creating the directory and then adding it.
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takes_args = ['dir+']
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def run(self, dir_list):
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b.add([d], verbose=True)
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class cmd_relpath(Command):
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"""Show path of a file relative to root"""
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takes_args = ['filename']
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def run(self, filename):
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print find_branch(filename).relpath(filename)
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class cmd_inventory(Command):
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"""Show inventory of the current working copy or a revision."""
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takes_options = ['revision', 'show-ids']
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def run(self, revision=None, show_ids=False):
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inv = b.read_working_inventory()
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if len(revision) > 1:
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raise BzrCommandError('bzr inventory --revision takes'
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' exactly one revision identifier')
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inv = b.get_revision_inventory(b.lookup_revision(revision[0]))
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for path, entry in inv.entries():
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print '%-50s %s' % (path, entry.file_id)
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class cmd_move(Command):
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"""Move files to a different directory.
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The destination must be a versioned directory in the same branch.
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takes_args = ['source$', 'dest']
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def run(self, source_list, dest):
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b.move([b.relpath(s) for s in source_list], b.relpath(dest))
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class cmd_rename(Command):
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"""Change the name of an entry.
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bzr rename frob.c frobber.c
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bzr rename src/frob.c lib/frob.c
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It is an error if the destination name exists.
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See also the 'move' command, which moves files into a different
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directory without changing their name.
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TODO: Some way to rename multiple files without invoking bzr for each
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takes_args = ['from_name', 'to_name']
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def run(self, from_name, to_name):
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b.rename_one(b.relpath(from_name), b.relpath(to_name))
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class cmd_pull(Command):
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"""Pull any changes from another branch into the current one.
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If the location is omitted, the last-used location will be used.
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Both the revision history and the working directory will be
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This command only works on branches that have not diverged. Branches are
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considered diverged if both branches have had commits without first
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pulling from the other.
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If branches have diverged, you can use 'bzr merge' to pull the text changes
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from one into the other.
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takes_args = ['location?']
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def run(self, location=None):
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from bzrlib.merge import merge
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from shutil import rmtree
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br_to = find_branch('.')
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stored_loc = br_to.controlfile("x-pull", "rb").read().rstrip('\n')
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if e.errno != errno.ENOENT:
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if stored_loc is None:
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raise BzrCommandError("No pull location known or specified.")
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print "Using last location: %s" % stored_loc
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location = stored_loc
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cache_root = tempfile.mkdtemp()
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from bzrlib.branch import DivergedBranches
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br_from = find_branch(location)
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location = pull_loc(br_from)
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old_revno = br_to.revno()
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from branch import find_cached_branch, DivergedBranches
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br_from = find_cached_branch(location, cache_root)
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location = pull_loc(br_from)
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old_revno = br_to.revno()
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br_to.update_revisions(br_from)
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except DivergedBranches:
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raise BzrCommandError("These branches have diverged."
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merge(('.', -1), ('.', old_revno), check_clean=False)
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if location != stored_loc:
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br_to.controlfile("x-pull", "wb").write(location + "\n")
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class cmd_branch(Command):
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"""Create a new copy of a branch.
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If the TO_LOCATION is omitted, the last component of the FROM_LOCATION will
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be used. In other words, "branch ../foo/bar" will attempt to create ./bar.
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To retrieve the branch as of a particular revision, supply the --revision
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parameter, as in "branch foo/bar -r 5".
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takes_args = ['from_location', 'to_location?']
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takes_options = ['revision']
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aliases = ['get', 'clone']
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def run(self, from_location, to_location=None, revision=None):
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from bzrlib.merge import merge
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from bzrlib.branch import DivergedBranches, NoSuchRevision, \
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find_cached_branch, Branch
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from shutil import rmtree
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from meta_store import CachedStore
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cache_root = tempfile.mkdtemp()
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elif len(revision) > 1:
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raise BzrCommandError('bzr branch --revision takes exactly 1 revision value')
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br_from = find_cached_branch(from_location, cache_root)
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if e.errno == errno.ENOENT:
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raise BzrCommandError('Source location "%s" does not'
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' exist.' % to_location)
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if to_location is None:
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to_location = os.path.basename(from_location.rstrip("/\\"))
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os.mkdir(to_location)
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if e.errno == errno.EEXIST:
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raise BzrCommandError('Target directory "%s" already'
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' exists.' % to_location)
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if e.errno == errno.ENOENT:
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raise BzrCommandError('Parent of "%s" does not exist.' %
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br_to = Branch(to_location, init=True)
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br_to.set_root_id(br_from.get_root_id())
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if revision[0] is None:
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revno = br_from.revno()
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revno, rev_id = br_from.get_revision_info(revision[0])
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br_to.update_revisions(br_from, stop_revision=revno)
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except NoSuchRevision:
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msg = "The branch %s has no revision %d." % (from_location,
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raise BzrCommandError(msg)
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merge((to_location, -1), (to_location, 0), this_dir=to_location,
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check_clean=False, ignore_zero=True)
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from_location = pull_loc(br_from)
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br_to.controlfile("x-pull", "wb").write(from_location + "\n")
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def pull_loc(branch):
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# TODO: Should perhaps just make attribute be 'base' in
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# RemoteBranch and Branch?
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if hasattr(branch, "baseurl"):
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return branch.baseurl
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class cmd_renames(Command):
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"""Show list of renamed files.
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TODO: Option to show renames between two historical versions.
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TODO: Only show renames under dir, rather than in the whole branch.
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takes_args = ['dir?']
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def run(self, dir='.'):
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old_inv = b.basis_tree().inventory
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new_inv = b.read_working_inventory()
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renames = list(bzrlib.tree.find_renames(old_inv, new_inv))
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for old_name, new_name in renames:
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print "%s => %s" % (old_name, new_name)
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class cmd_info(Command):
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"""Show statistical information about a branch."""
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takes_args = ['branch?']
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def run(self, branch=None):
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b = find_branch(branch)
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class cmd_remove(Command):
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"""Make a file unversioned.
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This makes bzr stop tracking changes to a versioned file. It does
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not delete the working copy.
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takes_args = ['file+']
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takes_options = ['verbose']
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def run(self, file_list, verbose=False):
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b = find_branch(file_list[0])
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b.remove([b.relpath(f) for f in file_list], verbose=verbose)
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class cmd_file_id(Command):
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"""Print file_id of a particular file or directory.
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The file_id is assigned when the file is first added and remains the
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same through all revisions where the file exists, even when it is
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takes_args = ['filename']
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def run(self, filename):
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b = find_branch(filename)
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i = b.inventory.path2id(b.relpath(filename))
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raise BzrError("%r is not a versioned file" % filename)
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class cmd_file_path(Command):
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"""Print path of file_ids to a file or directory.
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This prints one line for each directory down to the target,
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starting at the branch root."""
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takes_args = ['filename']
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def run(self, filename):
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b = find_branch(filename)
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fid = inv.path2id(b.relpath(filename))
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raise BzrError("%r is not a versioned file" % filename)
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for fip in inv.get_idpath(fid):
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class cmd_revision_history(Command):
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"""Display list of revision ids on this branch."""
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for patchid in find_branch('.').revision_history():
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class cmd_directories(Command):
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"""Display list of versioned directories in this branch."""
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for name, ie in find_branch('.').read_working_inventory().directories():
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class cmd_init(Command):
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"""Make a directory into a versioned branch.
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Use this to create an empty branch, or before importing an
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Recipe for importing a tree of files:
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bzr commit -m 'imported project'
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from bzrlib.branch import Branch
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Branch('.', init=True)
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class cmd_diff(Command):
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"""Show differences in working tree.
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If files are listed, only the changes in those files are listed.
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Otherwise, all changes for the tree are listed.
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TODO: Given two revision arguments, show the difference between them.
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TODO: Allow diff across branches.
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TODO: Option to use external diff command; could be GNU diff, wdiff,
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TODO: Python difflib is not exactly the same as unidiff; should
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either fix it up or prefer to use an external diff.
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TODO: If a directory is given, diff everything under that.
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TODO: Selected-file diff is inefficient and doesn't show you
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TODO: This probably handles non-Unix newlines poorly.
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takes_args = ['file*']
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takes_options = ['revision', 'diff-options']
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aliases = ['di', 'dif']
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def run(self, revision=None, file_list=None, diff_options=None):
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from bzrlib.diff import show_diff
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b = find_branch(file_list[0])
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file_list = [b.relpath(f) for f in file_list]
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if file_list == ['']:
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# just pointing to top-of-tree
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# TODO: Make show_diff support taking 2 arguments
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if revision is not None:
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if len(revision) != 1:
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raise BzrCommandError('bzr diff --revision takes exactly one revision identifier')
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base_rev = revision[0]
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show_diff(b, base_rev, specific_files=file_list,
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external_diff_options=diff_options)
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class cmd_deleted(Command):
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"""List files deleted in the working tree.
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TODO: Show files deleted since a previous revision, or between two revisions.
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def run(self, show_ids=False):
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new = b.working_tree()
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## TODO: Much more efficient way to do this: read in new
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## directories with readdir, rather than stating each one. Same
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## level of effort but possibly much less IO. (Or possibly not,
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## if the directories are very large...)
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for path, ie in old.inventory.iter_entries():
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if not new.has_id(ie.file_id):
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print '%-50s %s' % (path, ie.file_id)
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class cmd_modified(Command):
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"""List files modified in working tree."""
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from bzrlib.delta import compare_trees
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td = compare_trees(b.basis_tree(), b.working_tree())
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for path, id, kind in td.modified:
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class cmd_added(Command):
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"""List files added in working tree."""
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wt = b.working_tree()
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basis_inv = b.basis_tree().inventory
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if file_id in basis_inv:
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path = inv.id2path(file_id)
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if not os.access(b.abspath(path), os.F_OK):
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class cmd_root(Command):
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"""Show the tree root directory.
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The root is the nearest enclosing directory with a .bzr control
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takes_args = ['filename?']
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def run(self, filename=None):
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"""Print the branch root."""
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b = find_branch(filename)
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print getattr(b, 'base', None) or getattr(b, 'baseurl')
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class cmd_log(Command):
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"""Show log of this branch.
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To request a range of logs, you can use the command -r begin:end
922
-r revision requests a specific revision, -r :end or -r begin: are
925
--message allows you to give a regular expression, which will be evaluated
926
so that only matching entries will be displayed.
928
TODO: Make --revision support uuid: and hash: [future tag:] notation.
932
takes_args = ['filename?']
933
takes_options = ['forward', 'timezone', 'verbose', 'show-ids', 'revision','long', 'message']
935
def run(self, filename=None, timezone='original',
942
from bzrlib.branch import find_branch
943
from bzrlib.log import log_formatter, show_log
946
direction = (forward and 'forward') or 'reverse'
949
b = find_branch(filename)
950
fp = b.relpath(filename)
952
file_id = b.read_working_inventory().path2id(fp)
954
file_id = None # points to branch root
962
elif len(revision) == 1:
963
rev1 = rev2 = b.get_revision_info(revision[0])[0]
964
elif len(revision) == 2:
965
rev1 = b.get_revision_info(revision[0])[0]
966
rev2 = b.get_revision_info(revision[1])[0]
968
raise BzrCommandError('bzr log --revision takes one or two values.')
975
mutter('encoding log as %r' % bzrlib.user_encoding)
977
# use 'replace' so that we don't abort if trying to write out
978
# in e.g. the default C locale.
979
outf = codecs.getwriter(bzrlib.user_encoding)(sys.stdout, errors='replace')
985
lf = log_formatter(log_format,
988
show_timezone=timezone)
1001
class cmd_touching_revisions(Command):
1002
"""Return revision-ids which affected a particular file.
1004
A more user-friendly interface is "bzr log FILE"."""
1006
takes_args = ["filename"]
1007
def run(self, filename):
1008
b = find_branch(filename)
1009
inv = b.read_working_inventory()
1010
file_id = inv.path2id(b.relpath(filename))
1011
for revno, revision_id, what in bzrlib.log.find_touching_revisions(b, file_id):
1012
print "%6d %s" % (revno, what)
1015
class cmd_ls(Command):
1016
"""List files in a tree.
1018
TODO: Take a revision or remote path and list that tree instead.
1021
def run(self, revision=None, verbose=False):
1022
b = find_branch('.')
1023
if revision == None:
1024
tree = b.working_tree()
1026
tree = b.revision_tree(b.lookup_revision(revision))
1028
for fp, fc, kind, fid in tree.list_files():
1030
if kind == 'directory':
1032
elif kind == 'file':
1037
print '%-8s %s%s' % (fc, fp, kindch)
1043
class cmd_unknowns(Command):
1044
"""List unknown files."""
1046
from bzrlib.osutils import quotefn
1047
for f in find_branch('.').unknowns():
1052
class cmd_ignore(Command):
1053
"""Ignore a command or pattern.
1055
To remove patterns from the ignore list, edit the .bzrignore file.
1057
If the pattern contains a slash, it is compared to the whole path
1058
from the branch root. Otherwise, it is comapred to only the last
1059
component of the path.
1061
Ignore patterns are case-insensitive on case-insensitive systems.
1063
Note: wildcards must be quoted from the shell on Unix.
1066
bzr ignore ./Makefile
1067
bzr ignore '*.class'
1069
takes_args = ['name_pattern']
1071
def run(self, name_pattern):
1072
from bzrlib.atomicfile import AtomicFile
1075
b = find_branch('.')
1076
ifn = b.abspath('.bzrignore')
1078
if os.path.exists(ifn):
1081
igns = f.read().decode('utf-8')
1087
# TODO: If the file already uses crlf-style termination, maybe
1088
# we should use that for the newly added lines?
1090
if igns and igns[-1] != '\n':
1092
igns += name_pattern + '\n'
1095
f = AtomicFile(ifn, 'wt')
1096
f.write(igns.encode('utf-8'))
1101
inv = b.working_tree().inventory
1102
if inv.path2id('.bzrignore'):
1103
mutter('.bzrignore is already versioned')
1105
mutter('need to make new .bzrignore file versioned')
1106
b.add(['.bzrignore'])
1110
class cmd_ignored(Command):
1111
"""List ignored files and the patterns that matched them.
1113
See also: bzr ignore"""
1115
tree = find_branch('.').working_tree()
1116
for path, file_class, kind, file_id in tree.list_files():
1117
if file_class != 'I':
1119
## XXX: Slightly inefficient since this was already calculated
1120
pat = tree.is_ignored(path)
1121
print '%-50s %s' % (path, pat)
1124
class cmd_lookup_revision(Command):
1125
"""Lookup the revision-id from a revision-number
1128
bzr lookup-revision 33
1131
takes_args = ['revno']
1133
def run(self, revno):
1137
raise BzrCommandError("not a valid revision-number: %r" % revno)
1139
print find_branch('.').lookup_revision(revno)
1142
class cmd_export(Command):
1143
"""Export past revision to destination directory.
1145
If no revision is specified this exports the last committed revision.
1147
Format may be an "exporter" name, such as tar, tgz, tbz2. If none is
1148
given, try to find the format with the extension. If no extension
1149
is found exports to a directory (equivalent to --format=dir).
1151
Root may be the top directory for tar, tgz and tbz2 formats. If none
1152
is given, the top directory will be the root name of the file."""
1153
# TODO: list known exporters
1154
takes_args = ['dest']
1155
takes_options = ['revision', 'format', 'root']
1156
def run(self, dest, revision=None, format=None, root=None):
1158
b = find_branch('.')
1159
if revision is None:
1160
rev_id = b.last_patch()
1162
if len(revision) != 1:
1163
raise BzrError('bzr export --revision takes exactly 1 argument')
1164
revno, rev_id = b.get_revision_info(revision[0])
1165
t = b.revision_tree(rev_id)
1166
root, ext = os.path.splitext(dest)
1168
if ext in (".tar",):
1170
elif ext in (".gz", ".tgz"):
1172
elif ext in (".bz2", ".tbz2"):
1176
t.export(dest, format, root)
1179
class cmd_cat(Command):
1180
"""Write a file's text from a previous revision."""
1182
takes_options = ['revision']
1183
takes_args = ['filename']
1185
def run(self, filename, revision=None):
1186
if revision == None:
1187
raise BzrCommandError("bzr cat requires a revision number")
1188
elif len(revision) != 1:
1189
raise BzrCommandError("bzr cat --revision takes exactly one number")
1190
b = find_branch('.')
1191
b.print_file(b.relpath(filename), revision[0])
1194
class cmd_local_time_offset(Command):
1195
"""Show the offset in seconds from GMT to local time."""
1198
print bzrlib.osutils.local_time_offset()
1202
class cmd_commit(Command):
1203
"""Commit changes into a new revision.
1205
If no arguments are given, the entire tree is committed.
1207
If selected files are specified, only changes to those files are
1208
committed. If a directory is specified then the directory and everything
1209
within it is committed.
1211
A selected-file commit may fail in some cases where the committed
1212
tree would be invalid, such as trying to commit a file in a
1213
newly-added directory that is not itself committed.
1215
TODO: Run hooks on tree to-be-committed, and after commit.
1217
TODO: Strict commit that fails if there are unknown or deleted files.
1219
takes_args = ['selected*']
1220
takes_options = ['message', 'file', 'verbose', 'unchanged']
1221
aliases = ['ci', 'checkin']
1223
# TODO: Give better message for -s, --summary, used by tla people
1225
def run(self, message=None, file=None, verbose=True, selected_list=None,
1227
from bzrlib.errors import PointlessCommit
1228
from bzrlib.osutils import get_text_message
1230
## Warning: shadows builtin file()
1231
if not message and not file:
1232
# FIXME: Ugly; change status code to send to a provided function?
1236
catcher = cStringIO.StringIO()
1237
sys.stdout = catcher
1238
cmd_status({"file_list":selected_list}, {})
1239
info = catcher.getvalue()
1241
message = get_text_message(info)
1244
raise BzrCommandError("please specify a commit message",
1245
["use either --message or --file"])
1246
elif message and file:
1247
raise BzrCommandError("please specify either --message or --file")
1251
message = codecs.open(file, 'rt', bzrlib.user_encoding).read()
1253
b = find_branch('.')
1255
selected_list = [b.relpath(s) for s in selected_list]
1258
b.commit(message, verbose=verbose,
1259
specific_files=selected_list,
1260
allow_pointless=unchanged)
1261
except PointlessCommit:
1262
# FIXME: This should really happen before the file is read in;
1263
# perhaps prepare the commit; get the message; then actually commit
1264
raise BzrCommandError("no changes to commit",
1265
["use --unchanged to commit anyhow"])
1268
class cmd_check(Command):
1269
"""Validate consistency of branch history.
1271
This command checks various invariants about the branch storage to
1272
detect data corruption or bzr bugs.
1274
If given the --update flag, it will update some optional fields
1275
to help ensure data consistency.
1277
takes_args = ['dir?']
1279
def run(self, dir='.'):
1280
from bzrlib.check import check
1281
check(find_branch(dir))
1285
class cmd_scan_cache(Command):
1288
from bzrlib.hashcache import HashCache
1295
print '%6d stats' % c.stat_count
1296
print '%6d in hashcache' % len(c._cache)
1297
print '%6d files removed from cache' % c.removed_count
1298
print '%6d hashes updated' % c.update_count
1299
print '%6d files changed too recently to cache' % c.danger_count
1306
class cmd_upgrade(Command):
1307
"""Upgrade branch storage to current format.
1309
This should normally be used only after the check command tells
1312
takes_args = ['dir?']
1314
def run(self, dir='.'):
1315
from bzrlib.upgrade import upgrade
1316
upgrade(find_branch(dir))
1320
class cmd_whoami(Command):
1321
"""Show bzr user id."""
1322
takes_options = ['email']
1324
def run(self, email=False):
1326
print bzrlib.osutils.user_email()
1328
print bzrlib.osutils.username()
1331
class cmd_selftest(Command):
1332
"""Run internal test suite"""
1334
takes_options = ['verbose']
1335
def run(self, verbose=False):
1336
from bzrlib.selftest import selftest
1337
return int(not selftest(verbose=verbose))
1340
class cmd_version(Command):
1341
"""Show version of bzr."""
1346
print "bzr (bazaar-ng) %s" % bzrlib.__version__
1347
# is bzrlib itself in a branch?
1348
bzrrev = bzrlib.get_bzr_revision()
1350
print " (bzr checkout, revision %d {%s})" % bzrrev
1351
print bzrlib.__copyright__
1352
print "http://bazaar-ng.org/"
1354
print "bzr comes with ABSOLUTELY NO WARRANTY. bzr is free software, and"
1355
print "you may use, modify and redistribute it under the terms of the GNU"
1356
print "General Public License version 2 or later."
1359
class cmd_rocks(Command):
1360
"""Statement of optimism."""
1363
print "it sure does!"
1365
def parse_spec(spec):
1367
>>> parse_spec(None)
1369
>>> parse_spec("./")
1371
>>> parse_spec("../@")
1373
>>> parse_spec("../f/@35")
1375
>>> parse_spec('./@revid:john@arbash-meinel.com-20050711044610-3ca0327c6a222f67')
1376
['.', 'revid:john@arbash-meinel.com-20050711044610-3ca0327c6a222f67']
1381
parsed = spec.split('/@')
1382
assert len(parsed) == 2
1387
parsed[1] = int(parsed[1])
1389
pass # We can allow stuff like ./@revid:blahblahblah
1391
assert parsed[1] >=0
1393
parsed = [spec, None]
1398
class cmd_merge(Command):
1399
"""Perform a three-way merge of trees.
1401
The SPEC parameters are working tree or revision specifiers. Working trees
1402
are specified using standard paths or urls. No component of a directory
1403
path may begin with '@'.
1405
Working tree examples: '.', '..', 'foo@', but NOT 'foo/@bar'
1407
Revisions are specified using a dirname/@revno pair, where dirname is the
1408
branch directory and revno is the revision within that branch. If no revno
1409
is specified, the latest revision is used.
1411
Revision examples: './@127', 'foo/@', '../@1'
1413
The OTHER_SPEC parameter is required. If the BASE_SPEC parameter is
1414
not supplied, the common ancestor of OTHER_SPEC the current branch is used
1417
merge refuses to run if there are any uncommitted changes, unless
1420
takes_args = ['other_spec', 'base_spec?']
1421
takes_options = ['force', 'merge-type']
1423
def run(self, other_spec, base_spec=None, force=False, merge_type=None):
1424
from bzrlib.merge import merge
1425
from bzrlib.merge_core import ApplyMerge3
1426
if merge_type is None:
1427
merge_type = ApplyMerge3
1428
merge(parse_spec(other_spec), parse_spec(base_spec),
1429
check_clean=(not force), merge_type=merge_type)
1432
class cmd_revert(Command):
1433
"""Reverse all changes since the last commit.
1435
Only versioned files are affected. Specify filenames to revert only
1436
those files. By default, any files that are changed will be backed up
1437
first. Backup files have a '~' appended to their name.
1439
takes_options = ['revision', 'no-backup']
1440
takes_args = ['file*']
1441
aliases = ['merge-revert']
1443
def run(self, revision=None, no_backup=False, file_list=None):
1444
from bzrlib.merge import merge
1445
if file_list is not None:
1446
if len(file_list) == 0:
1447
raise BzrCommandError("No files specified")
1448
if revision is None:
1450
elif len(revision) != 1:
1451
raise BzrCommandError('bzr revert --revision takes exactly 1 argument')
1452
merge(('.', revision[0]), parse_spec('.'),
1455
backup_files=not no_backup,
1456
file_list=file_list)
1459
class cmd_assert_fail(Command):
1460
"""Test reporting of assertion failures"""
1463
assert False, "always fails"
1466
class cmd_help(Command):
1467
"""Show help on a command or other topic.
1469
For a list of all available commands, say 'bzr help commands'."""
1470
takes_args = ['topic?']
1473
def run(self, topic=None):
1480
class cmd_plugins(Command):
1484
import bzrlib.plugin
1485
from inspect import getdoc
1486
from pprint import pprint
1487
for plugin in bzrlib.plugin.all_plugins:
1488
print plugin.__path__[0]
1491
print '\t', d.split('\n')[0]
1493
#pprint(bzrlib.plugin.all_plugins)
1497
# list of all available options; the rhs can be either None for an
1498
# option that takes no argument, or a constructor function that checks
1502
'diff-options': str,
1511
'revision': _parse_revision_str,
1522
'merge-type': get_merge_type,
1535
def parse_args(argv):
1536
"""Parse command line.
1538
Arguments and options are parsed at this level before being passed
1539
down to specific command handlers. This routine knows, from a
1540
lookup table, something about the available options, what optargs
1541
they take, and which commands will accept them.
1543
>>> parse_args('--help'.split())
1544
([], {'help': True})
1545
>>> parse_args('--version'.split())
1546
([], {'version': True})
1547
>>> parse_args('status --all'.split())
1548
(['status'], {'all': True})
1549
>>> parse_args('commit --message=biter'.split())
1550
(['commit'], {'message': u'biter'})
1551
>>> parse_args('log -r 500'.split())
1552
(['log'], {'revision': [500]})
1553
>>> parse_args('log -r500..600'.split())
1554
(['log'], {'revision': [500, 600]})
1555
>>> parse_args('log -vr500..600'.split())
1556
(['log'], {'verbose': True, 'revision': [500, 600]})
1557
>>> parse_args('log -rv500..600'.split()) #the r takes an argument
1558
(['log'], {'revision': ['v500', 600]})
1563
# TODO: Maybe handle '--' to end options?
1568
# option names must not be unicode
1572
mutter(" got option %r" % a)
1574
optname, optarg = a[2:].split('=', 1)
1577
if optname not in OPTIONS:
1578
raise BzrError('unknown long option %r' % a)
1581
if shortopt in SHORT_OPTIONS:
1582
# Multi-character options must have a space to delimit
1584
optname = SHORT_OPTIONS[shortopt]
1586
# Single character short options, can be chained,
1587
# and have their value appended to their name
1589
if shortopt not in SHORT_OPTIONS:
1590
# We didn't find the multi-character name, and we
1591
# didn't find the single char name
1592
raise BzrError('unknown short option %r' % a)
1593
optname = SHORT_OPTIONS[shortopt]
1596
# There are extra things on this option
1597
# see if it is the value, or if it is another
1599
optargfn = OPTIONS[optname]
1600
if optargfn is None:
1601
# This option does not take an argument, so the
1602
# next entry is another short option, pack it back
1604
argv.insert(0, '-' + a[2:])
1606
# This option takes an argument, so pack it
1611
# XXX: Do we ever want to support this, e.g. for -r?
1612
raise BzrError('repeated option %r' % a)
1614
optargfn = OPTIONS[optname]
1618
raise BzrError('option %r needs an argument' % a)
1620
optarg = argv.pop(0)
1621
opts[optname] = optargfn(optarg)
1624
raise BzrError('option %r takes no argument' % optname)
1625
opts[optname] = True
1634
def _match_argform(cmd, takes_args, args):
1637
# step through args and takes_args, allowing appropriate 0-many matches
1638
for ap in takes_args:
1642
argdict[argname] = args.pop(0)
1643
elif ap[-1] == '*': # all remaining arguments
1645
argdict[argname + '_list'] = args[:]
1648
argdict[argname + '_list'] = None
1651
raise BzrCommandError("command %r needs one or more %s"
1652
% (cmd, argname.upper()))
1654
argdict[argname + '_list'] = args[:]
1656
elif ap[-1] == '$': # all but one
1658
raise BzrCommandError("command %r needs one or more %s"
1659
% (cmd, argname.upper()))
1660
argdict[argname + '_list'] = args[:-1]
1666
raise BzrCommandError("command %r requires argument %s"
1667
% (cmd, argname.upper()))
1669
argdict[argname] = args.pop(0)
1672
raise BzrCommandError("extra argument to command %s: %s"
1680
"""Execute a command.
1682
This is similar to main(), but without all the trappings for
1683
logging and error handling.
1686
The command-line arguments, without the program name from argv[0]
1688
Returns a command status or raises an exception.
1690
Special master options: these must come before the command because
1691
they control how the command is interpreted.
1694
Do not load plugin modules at all
1697
Only use builtin commands. (Plugins are still allowed to change
1701
Run under the Python profiler.
1704
argv = [a.decode(bzrlib.user_encoding) for a in argv]
1706
opt_profile = opt_no_plugins = opt_builtin = False
1708
# --no-plugins is handled specially at a very early stage. We need
1709
# to load plugins before doing other command parsing so that they
1710
# can override commands, but this needs to happen first.
1713
if a == '--profile':
1715
elif a == '--no-plugins':
1716
opt_no_plugins = True
1717
elif a == '--builtin':
1723
if not opt_no_plugins:
1724
from bzrlib.plugin import load_plugins
1727
args, opts = parse_args(argv)
1730
from bzrlib.help import help
1737
if 'version' in opts:
1742
print >>sys.stderr, "please try 'bzr help' for help"
1745
cmd = str(args.pop(0))
1747
canonical_cmd, cmd_class = \
1748
get_cmd_class(cmd, plugins_override=not opt_builtin)
1750
# check options are reasonable
1751
allowed = cmd_class.takes_options
1753
if oname not in allowed:
1754
raise BzrCommandError("option '--%s' is not allowed for command %r"
1757
# mix arguments and options into one dictionary
1758
cmdargs = _match_argform(cmd, cmd_class.takes_args, args)
1760
for k, v in opts.items():
1761
cmdopts[k.replace('-', '_')] = v
1764
import hotshot, tempfile
1765
pffileno, pfname = tempfile.mkstemp()
1767
prof = hotshot.Profile(pfname)
1768
ret = prof.runcall(cmd_class, cmdopts, cmdargs) or 0
1771
import hotshot.stats
1772
stats = hotshot.stats.load(pfname)
1774
stats.sort_stats('time')
1775
## XXX: Might like to write to stderr or the trace file instead but
1776
## print_stats seems hardcoded to stdout
1777
stats.print_stats(20)
1785
return cmd_class(cmdopts, cmdargs).status
1788
def _report_exception(summary, quiet=False):
1790
log_error('bzr: ' + summary)
1791
bzrlib.trace.log_exception()
1794
tb = sys.exc_info()[2]
1795
exinfo = traceback.extract_tb(tb)
1797
sys.stderr.write(' at %s:%d in %s()\n' % exinfo[-1][:3])
1798
sys.stderr.write(' see ~/.bzr.log for debug information\n')
1804
bzrlib.trace.open_tracefile(argv)
1809
return run_bzr(argv[1:])
1811
# do this here inside the exception wrappers to catch EPIPE
1814
quiet = isinstance(e, (BzrCommandError))
1815
_report_exception('error: ' + str(e), quiet=quiet)
1818
# some explanation or hints
1821
except AssertionError, e:
1822
msg = 'assertion failed'
1824
msg += ': ' + str(e)
1825
_report_exception(msg)
1827
except KeyboardInterrupt, e:
1828
_report_exception('interrupted', quiet=True)
1830
except Exception, e:
1833
if (isinstance(e, IOError)
1834
and hasattr(e, 'errno')
1835
and e.errno == errno.EPIPE):
1839
msg = str(e).rstrip('\n')
1840
_report_exception(msg, quiet)
1843
bzrlib.trace.close_trace()
1846
if __name__ == '__main__':
1847
sys.exit(main(sys.argv))