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- Committer: Martin Pool
- Date: 2005-05-13 00:57:32 UTC
- Revision ID: mbp@sourcefrog.net-20050513005732-26b0a3042cbb57d1
- more notes on tagging
- files added:
- bzrlib/atomicfile.py
- files removed:
- doc/faq.txt
- files modified:
- .bzrignore
added
removed
bzrlib/commands.py
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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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"""Bazaar-NG -- a free distributed version-control tool
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http://bazaar-ng.org/
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**WARNING: THIS IS AN UNSTABLE DEVELOPMENT VERSION**
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* Metadata format is not stable yet -- you may need to
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discard history in the future.
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* Many commands unimplemented or partially implemented.
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* Space-inefficient storage.
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* No merge operators yet.
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Interesting commands:
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bzr help [COMMAND]
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Show help screen
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bzr version
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Show software version/licence/non-warranty.
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bzr init
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Start versioning the current directory
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bzr add FILE...
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Make files versioned.
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bzr log
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Show revision history.
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bzr rename FROM TO
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Rename one file.
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bzr move FROM... DESTDIR
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Move one or more files to a different directory.
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bzr diff [FILE...]
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Show changes from last revision to working copy.
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bzr commit -m 'MESSAGE'
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Store current state as new revision.
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bzr export [-r REVNO] DESTINATION
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Export the branch state at a previous version.
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bzr status
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Show summary of pending changes.
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bzr remove FILE...
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Make a file not versioned.
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bzr info
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Show statistics about this branch.
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bzr check
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Verify history is stored safely.
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(for more type 'bzr help commands')
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"""
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import sys, os, time, types, shutil, tempfile, fnmatch, difflib, os.path
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import sys, os, time, os.path
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20
from sets import Set
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from pprint import pprint
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from stat import *
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from glob import glob
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import bzrlib
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from bzrlib.store import ImmutableStore
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from bzrlib.trace import mutter, note, log_error
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from bzrlib.errors import bailout, BzrError, BzrCheckError, BzrCommandError
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from bzrlib.osutils import quotefn, pumpfile, isdir, isfile
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from bzrlib.tree import RevisionTree, EmptyTree, WorkingTree, Tree
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from bzrlib.tree import RevisionTree, EmptyTree, Tree
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27
from bzrlib.revision import Revision
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from bzrlib import Branch, Inventory, InventoryEntry, ScratchBranch, BZRDIR, \
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format_date
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BZR_DIFF_FORMAT = "## Bazaar-NG diff, format 0 ##\n"
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BZR_PATCHNAME_FORMAT = 'cset:sha1:%s'
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## standard representation
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NONE_STRING = '(none)'
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EMPTY = 'empty'
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CMD_ALIASES = {
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'?': 'help',
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'ci': 'commit',
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'checkin': 'commit',
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'di': 'diff',
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'st': 'status',
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'stat': 'status',
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}
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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 get_all_cmds():
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"""Return canonical name and class for all registered commands."""
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for k, v in globals().iteritems():
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if k.startswith("cmd_"):
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yield _unsquish_command_name(k), v
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def get_cmd_class(cmd):
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cmd = str(cmd)
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cmd = CMD_ALIASES.get(cmd, cmd)
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"""Return the canonical name and command class for a command.
48
"""
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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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52
try:
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cmd_class = globals()['cmd_' + cmd.replace('-', '_')]
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return cmd, globals()[_squish_command_name(cmd)]
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54
except KeyError:
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raise BzrError("unknown command %r" % cmd)
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return cmd, cmd_class
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pass
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# look for any command which claims this as an alias
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for cmdname, cmdclass in get_all_cmds():
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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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if cmdclass:
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return cmd, cmdclass
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raise BzrCommandError("unknown command %r" % cmd)
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class Command:
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109
This is invoked with the options and arguments bound to
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110
keyword parameters.
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Return True if the command was successful, False if not.
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Return 0 or None if the command was successful, or a shell
113
error code if not.
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114
"""
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return True
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return 0
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class ExternalCommand(Command):
119
"""Class to wrap external commands.
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We cheat a little here, when get_cmd_class() calls us we actually give it back
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an object we construct that has the appropriate path, help, options etc for the
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specified command.
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When run_bzr() tries to instantiate that 'class' it gets caught by the __call__
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method, which we override to call the Command.__init__ method. That then calls
127
our run method which is pretty straight forward.
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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.
131
"""
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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(':'):
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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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return None
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find_command = classmethod(find_command)
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def __init__(self, path):
146
self.path = path
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# TODO: If either of these fail, we should detect that and
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# assume that path is not really a bzr plugin after all.
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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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self.takes_args = pipe.readline().split()
154
pipe.close()
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pipe = os.popen('%s --bzr-help' % path, 'r')
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self.__doc__ = pipe.read()
158
pipe.close()
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def __call__(self, options, arguments):
161
Command.__init__(self, options, arguments)
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return self
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def run(self, **kargs):
165
opts = []
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args = []
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keys = kargs.keys()
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keys.sort()
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for name in keys:
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value = kargs[name]
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if OPTIONS.has_key(name):
173
# it's an option
174
opts.append('--%s' % name)
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if value is not None and value is not True:
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opts.append(str(value))
177
else:
178
# it's an arg, or arg list
179
if type(value) is not list:
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value = [value]
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for v in value:
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if v is not None:
183
args.append(str(v))
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self.status = os.spawnv(os.P_WAIT, self.path, [self.path] + opts + args)
186
return self.status
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class cmd_status(Command):
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"""Display status summary.
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For each file there is a single line giving its file state and name.
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The name is that in the current revision unless it is deleted or
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missing, in which case the old name is shown.
192
This reports on versioned and unknown files, reporting them
193
grouped by state. Possible states are:
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added
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Versioned in the working copy but not in the previous revision.
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removed
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Versioned in the previous revision but removed or deleted
200
in the working copy.
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renamed
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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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modified
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Text has changed since the previous revision.
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unchanged
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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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unknown
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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
222
files or directories is reported. If a directory is given, status
223
is reported for everything inside that directory.
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224
"""
171
takes_options = ['all']
225
takes_args = ['file*']
226
takes_options = ['all', 'show-ids']
227
aliases = ['st', 'stat']
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def run(self, all=False):
174
#import bzrlib.status
175
#bzrlib.status.tree_status(Branch('.'))
176
Branch('.').show_status(show_all=all)
229
def run(self, all=False, show_ids=False, file_list=None):
230
if file_list:
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
234
# of the branch
235
if file_list == ['']:
236
file_list = None
237
else:
238
b = Branch('.', lock_mode='r')
239
import status
240
status.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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bzrlib.add.smart_add(file_list, verbose)
223
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def Relpath(Command):
290
class cmd_relpath(Command):
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"""Show path of a file relative to root"""
227
takes_args = ('filename')
292
takes_args = ['filename']
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def run(self):
230
print Branch(self.args['filename']).relpath(filename)
294
def run(self, filename):
295
print Branch(filename).relpath(filename)
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class cmd_info(Command):
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"""Show statistical information for this branch"""
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def run(self):
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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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import info
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info.show_info(Branch('.'))
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from branch import find_branch
379
b = find_branch(branch)
380
info.show_info(b)
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class cmd_remove(Command):
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takes_args = ['file*']
421
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takes_options = ['revision']
492
aliases = ['di']
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493
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def run(self, revision=None, file_list=None):
424
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from bzrlib.diff import show_diff
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426
show_diff(Branch('.'), revision, file_list)
497
show_diff(Branch('.'), revision, specific_files=file_list)
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427
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503
class cmd_deleted(Command):
448
522
else:
449
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print path
450
524
525
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class cmd_modified(Command):
527
"""List files modified in working tree."""
528
hidden = True
529
def run(self):
530
import statcache
531
b = Branch('.')
532
inv = b.read_working_inventory()
533
sc = statcache.update_cache(b, inv)
534
basis = b.basis_tree()
535
basis_inv = basis.inventory
536
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# 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.
541
542
for file_id in basis_inv:
543
cacheentry = sc.get(file_id)
544
if not cacheentry: # deleted
545
continue
546
ie = basis_inv[file_id]
547
if cacheentry[statcache.SC_SHA1] != ie.text_sha1:
548
path = inv.id2path(file_id)
549
print path
550
551
552
553
class cmd_added(Command):
554
"""List files added in working tree."""
555
hidden = True
556
def run(self):
557
b = Branch('.')
558
wt = b.working_tree()
559
basis_inv = b.basis_tree().inventory
560
inv = wt.inventory
561
for file_id in inv:
562
if file_id in basis_inv:
563
continue
564
path = inv.id2path(file_id)
565
if not os.access(b.abspath(path), os.F_OK):
566
continue
567
print path
568
569
570
451
571
class cmd_root(Command):
452
572
"""Show the tree root directory.
453
573
456
576
takes_args = ['filename?']
457
577
def run(self, filename=None):
458
578
"""Print the branch root."""
459
print bzrlib.branch.find_branch_root(filename)
460
579
from branch import find_branch
580
b = find_branch(filename)
581
print getattr(b, 'base', None) or getattr(b, 'baseurl')
461
582
462
583
463
584
class cmd_log(Command):
464
585
"""Show log of this branch.
465
586
466
TODO: Options to show ids; to limit range; etc.
587
TODO: Option to limit range.
588
589
TODO: Perhaps show most-recent first with an option for last.
467
590
"""
468
takes_options = ['timezone', 'verbose']
469
def run(self, timezone='original', verbose=False):
470
Branch('.').write_log(show_timezone=timezone, verbose=verbose)
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')
596
if filename:
597
filename = b.relpath(filename)
598
bzrlib.show_log(b, filename,
599
show_timezone=timezone,
600
verbose=verbose,
601
show_ids=show_ids)
602
603
604
605
class cmd_touching_revisions(Command):
606
"""Return revision-ids which affected a particular file."""
607
hidden = True
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)
471
615
472
616
473
617
class cmd_ls(Command):
507
651
508
652
509
653
class cmd_ignore(Command):
510
"""Ignore a command or pattern"""
654
"""Ignore a command or pattern
655
656
To remove patterns from the ignore list, edit the .bzrignore file.
657
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.
661
662
Ignore patterns are case-insensitive on case-insensitive systems.
663
664
Note: wildcards must be quoted from the shell on Unix.
665
666
examples:
667
bzr ignore ./Makefile
668
bzr ignore '*.class'
669
"""
511
670
takes_args = ['name_pattern']
512
671
513
672
def run(self, name_pattern):
673
from bzrlib.atomicfile import AtomicFile
674
import codecs
675
514
676
b = Branch('.')
515
516
# XXX: This will fail if it's a hardlink; should use an AtomicFile class.
517
f = open(b.abspath('.bzrignore'), 'at')
518
f.write(name_pattern + '\n')
519
f.close()
677
ifn = b.abspath('.bzrignore')
678
679
# FIXME: probably doesn't handle non-ascii patterns
680
681
if os.path.exists(ifn):
682
f = b.controlfile(ifn, 'rt')
683
igns = f.read()
684
f.close()
685
else:
686
igns = ''
687
688
if igns and igns[-1] != '\n':
689
igns += '\n'
690
igns += name_pattern + '\n'
691
692
f = AtomicFile(ifn, 'wt')
693
f.write(igns)
694
f.commit()
520
695
521
696
inv = b.working_tree().inventory
522
697
if inv.path2id('.bzrignore'):
528
703
529
704
530
705
class cmd_ignored(Command):
531
"""List ignored files and the patterns that matched them."""
706
"""List ignored files and the patterns that matched them.
707
708
See also: bzr ignore"""
532
709
def run(self):
533
710
tree = Branch('.').working_tree()
534
711
for path, file_class, kind, file_id in tree.list_files():
544
721
545
722
example:
546
723
bzr lookup-revision 33
547
"""
724
"""
548
725
hidden = True
726
takes_args = ['revno']
727
549
728
def run(self, revno):
550
729
try:
551
730
revno = int(revno)
552
731
except ValueError:
553
raise BzrError("not a valid revision-number: %r" % revno)
554
555
print Branch('.').lookup_revision(revno) or NONE_STRING
556
732
raise BzrCommandError("not a valid revision-number: %r" % revno)
733
734
print Branch('.').lookup_revision(revno)
557
735
558
736
559
737
class cmd_export(Command):
562
740
If no revision is specified this exports the last committed revision."""
563
741
takes_args = ['dest']
564
742
takes_options = ['revision']
565
def run(self, dest, revno=None):
743
def run(self, dest, revision=None):
566
744
b = Branch('.')
567
if revno == None:
568
rh = b.revision_history[-1]
745
if revision == None:
746
rh = b.revision_history()[-1]
569
747
else:
570
rh = b.lookup_revision(int(revno))
748
rh = b.lookup_revision(int(revision))
571
749
t = b.revision_tree(rh)
572
750
t.export(dest)
573
751
596
774
class cmd_commit(Command):
597
775
"""Commit changes into a new revision.
598
776
599
TODO: Commit only selected files.
777
If selected files are specified, only changes to those files are
778
committed. If a directory is specified then its contents are also
779
committed.
780
781
A selected-file commit may fail in some cases where the committed
782
tree would be invalid, such as trying to commit a file in a
783
newly-added directory that is not itself committed.
600
784
601
785
TODO: Run hooks on tree to-be-committed, and after commit.
602
786
603
787
TODO: Strict commit that fails if there are unknown or deleted files.
604
788
"""
605
takes_options = ['message', 'verbose']
606
607
def run(self, message=None, verbose=False):
608
if not message:
609
raise BzrCommandError("please specify a commit message")
610
Branch('.').commit(message, verbose=verbose)
789
takes_args = ['selected*']
790
takes_options = ['message', 'file', 'verbose']
791
aliases = ['ci', 'checkin']
792
793
def run(self, message=None, file=None, verbose=False, selected_list=None):
794
from bzrlib.commit import commit
795
796
## Warning: shadows builtin file()
797
if not message and not file:
798
raise BzrCommandError("please specify a commit message",
799
["use either --message or --file"])
800
elif message and file:
801
raise BzrCommandError("please specify either --message or --file")
802
803
if file:
804
import codecs
805
message = codecs.open(file, 'rt', bzrlib.user_encoding).read()
806
807
b = Branch('.')
808
commit(b, message, verbose=verbose, specific_files=selected_list)
611
809
612
810
613
811
class cmd_check(Command):
696
894
697
895
For a list of all available commands, say 'bzr help commands'."""
698
896
takes_args = ['topic?']
897
aliases = ['?']
699
898
700
899
def run(self, topic=None):
701
help(topic)
702
703
704
def help(topic=None):
705
if topic == None:
706
print __doc__
707
elif topic == 'commands':
708
help_commands()
709
else:
710
help_on_command(topic)
711
712
713
def help_on_command(cmdname):
714
cmdname = str(cmdname)
715
716
from inspect import getdoc
717
topic, cmdclass = get_cmd_class(cmdname)
718
719
doc = getdoc(cmdclass)
720
if doc == None:
721
raise NotImplementedError("sorry, no detailed help yet for %r" % cmdname)
722
723
if '\n' in doc:
724
short, rest = doc.split('\n', 1)
725
else:
726
short = doc
727
rest = ''
728
729
print 'usage: bzr ' + topic,
730
for aname in cmdclass.takes_args:
731
aname = aname.upper()
732
if aname[-1] in ['$', '+']:
733
aname = aname[:-1] + '...'
734
elif aname[-1] == '?':
735
aname = '[' + aname[:-1] + ']'
736
elif aname[-1] == '*':
737
aname = '[' + aname[:-1] + '...]'
738
print aname,
739
print
740
print short
741
if rest:
742
print rest
743
744
help_on_option(cmdclass.takes_options)
745
746
747
def help_on_option(options):
748
if not options:
749
return
750
751
print
752
print 'options:'
753
for on in options:
754
l = ' --' + on
755
for shortname, longname in SHORT_OPTIONS.items():
756
if longname == on:
757
l += ', -' + shortname
758
break
759
print l
760
761
762
def help_commands():
763
"""List all commands"""
764
import inspect
765
766
accu = []
767
for k, v in globals().items():
768
if k.startswith('cmd_'):
769
accu.append((k[4:].replace('_','-'), v))
770
accu.sort()
771
for cmdname, cmdclass in accu:
772
if cmdclass.hidden:
773
continue
774
print cmdname
775
help = inspect.getdoc(cmdclass)
776
if help:
777
print " " + help.split('\n', 1)[0]
778
900
import help
901
help.help(topic)
902
903
904
class cmd_update_stat_cache(Command):
905
"""Update stat-cache mapping inodes to SHA-1 hashes.
906
907
For testing only."""
908
hidden = True
909
def run(self):
910
import statcache
911
b = Branch('.')
912
statcache.update_cache(b.base, b.read_working_inventory())
913
779
914
780
915
######################################################################
781
916
# main routine
787
922
OPTIONS = {
788
923
'all': None,
789
924
'help': None,
925
'file': unicode,
790
926
'message': unicode,
791
927
'profile': None,
792
928
'revision': int,
799
935
800
936
SHORT_OPTIONS = {
801
937
'm': 'message',
938
'F': 'file',
802
939
'r': 'revision',
803
940
'v': 'verbose',
804
941
}
921
1058
This is similar to main(), but without all the trappings for
922
1059
logging and error handling.
923
1060
"""
924
925
1061
argv = [a.decode(bzrlib.user_encoding) for a in argv]
926
1062
927
1063
try:
928
1064
args, opts = parse_args(argv[1:])
929
1065
if 'help' in opts:
1066
import help
930
1067
if args:
931
help(args[0])
1068
help.help(args[0])
932
1069
else:
933
help()
1070
help.help()
934
1071
return 0
935
1072
elif 'version' in opts:
936
cmd_version([], [])
1073
show_version()
937
1074
return 0
938
1075
cmd = str(args.pop(0))
939
1076
except IndexError:
940
log_error('usage: bzr COMMAND')
941
log_error(' try "bzr help"')
1077
import help
1078
help.help()
942
1079
return 1
1080
943
1081
944
1082
canonical_cmd, cmd_class = get_cmd_class(cmd)
945
1083
954
1092
allowed = cmd_class.takes_options
955
1093
for oname in opts:
956
1094
if oname not in allowed:
957
raise BzrCommandError("option %r is not allowed for command %r"
1095
raise BzrCommandError("option '--%s' is not allowed for command %r"
958
1096
% (oname, cmd))
959
1097
960
1098
# mix arguments and options into one dictionary
964
1102
cmdopts[k.replace('-', '_')] = v
965
1103
966
1104
if profile:
967
import hotshot
1105
import hotshot, tempfile
968
1106
pffileno, pfname = tempfile.mkstemp()
969
1107
try:
970
1108
prof = hotshot.Profile(pfname)
979
1117
## print_stats seems hardcoded to stdout
980
1118
stats.print_stats(20)
981
1119
982
return ret
1120
return ret.status
983
1121
984
1122
finally:
985
1123
os.close(pffileno)
986
1124
os.remove(pfname)
987
1125
else:
988
cmdobj = cmd_class(cmdopts, cmdargs) or 0
989
990
991
992
def _report_exception(e, summary, quiet=False):
1126
cmdobj = cmd_class(cmdopts, cmdargs).status
1127
1128
1129
def _report_exception(summary, quiet=False):
993
1130
import traceback
994
1131
log_error('bzr: ' + summary)
995
bzrlib.trace.log_exception(e)
1132
bzrlib.trace.log_exception()
996
1133
997
1134
if not quiet:
998
1135
tb = sys.exc_info()[2]
1006
1143
def main(argv):
1007
1144
import errno
1008
1145
1009
bzrlib.trace.create_tracefile(argv)
1146
bzrlib.open_tracefile(argv)
1010
1147
1011
1148
try:
1012
1149
try:
1013
ret = run_bzr(argv)
1014
# do this here to catch EPIPE
1015
sys.stdout.flush()
1016
return ret
1150
try:
1151
return run_bzr(argv)
1152
finally:
1153
# do this here inside the exception wrappers to catch EPIPE
1154
sys.stdout.flush()
1017
1155
except BzrError, e:
1018
1156
quiet = isinstance(e, (BzrCommandError))
1019
_report_exception(e, 'error: ' + e.args[0], quiet=quiet)
1157
_report_exception('error: ' + e.args[0], quiet=quiet)
1020
1158
if len(e.args) > 1:
1021
1159
for h in e.args[1]:
1022
1160
# some explanation or hints
1026
1164
msg = 'assertion failed'
1027
1165
if str(e):
1028
1166
msg += ': ' + str(e)
1029
_report_exception(e, msg)
1167
_report_exception(msg)
1030
1168
return 2
1031
1169
except KeyboardInterrupt, e:
1032
_report_exception(e, 'interrupted', quiet=True)
1170
_report_exception('interrupted', quiet=True)
1033
1171
return 2
1034
1172
except Exception, e:
1035
1173
quiet = False
1036
if isinstance(e, IOError) and e.errno == errno.EPIPE:
1174
if (isinstance(e, IOError)
1175
and hasattr(e, 'errno')
1176
and e.errno == errno.EPIPE):
1037
1177
quiet = True
1038
1178
msg = 'broken pipe'
1039
1179
else:
1040
1180
msg = str(e).rstrip('\n')
1041
_report_exception(e, msg, quiet)
1181
_report_exception(msg, quiet)
1042
1182
return 2
1043
1183
finally:
1044
1184
bzrlib.trace.close_trace()
Loggerhead is a web-based interface for Breezy
Version: 2.0.1