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- Committer: Martin Pool
- Date: 2005-04-15 01:31:21 UTC
- Revision ID: mbp@sourcefrog.net-20050415013121-b18f1be12a735066
- Doc cleanups from Magnus Therning
- files added:
- .bzrignore
- bzrlib
- doc
- elementtree
- notes
- urlgrabber
- files removed:
- .bzrignore
- notes
- tests
added
removed
bzrlib/commands.py
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# Copyright (C) 2004, 2005 by Martin Pool
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# Copyright (C) 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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"""Bazaar-NG -- a free distributed version-control tool
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**WARNING: THIS IS AN UNSTABLE DEVELOPMENT VERSION**
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Current limitation include:
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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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* Insufficient error handling.
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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 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 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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"""
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import sys, os, time, types, shutil, tempfile, traceback, fnmatch, difflib, os.path
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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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from inspect import getdoc
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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
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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.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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## TODO: Perhaps a different version of inventory commands that
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## returns iterators...
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## TODO: Perhaps an AtomicFile class that writes to a temporary file and then renames.
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## TODO: Some kind of locking on branches. Perhaps there should be a
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## parameter to the branch object saying whether we want a read or
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## write lock; release it from destructor. Perhaps don't even need a
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## read lock to look at immutable objects?
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## TODO: Perhaps make UUIDs predictable in test mode to make it easier
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## to compare output?
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## TODO: Some kind of global code to generate the right Branch object
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## to work on. Almost, but not quite all, commands need one, and it
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## can be taken either from their parameters or their working
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## directory.
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## TODO: rename command, needed soon: check destination doesn't exist
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## either in working copy or tree; move working copy; update
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## inventory; write out
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## TODO: move command; check destination is a directory and will not
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## clash; move it.
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## TODO: command to show renames, one per line, as to->from
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def cmd_status(all=False):
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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.
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"""
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#import bzrlib.status
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#bzrlib.status.tree_status(Branch('.'))
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Branch('.').show_status(show_all=all)
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######################################################################
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# examining history
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def cmd_get_revision(revision_id):
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Branch('.').get_revision(revision_id).write_xml(sys.stdout)
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def cmd_get_file_text(text_id):
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"""Get contents of a file by hash."""
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sf = Branch('.').text_store[text_id]
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pumpfile(sf, sys.stdout)
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######################################################################
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# commands
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def cmd_revno():
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"""Show number of revisions on this branch"""
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print Branch('.').revno()
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def cmd_add(file_list, verbose=False):
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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.
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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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"""
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bzrlib.add.smart_add(file_list, verbose)
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def cmd_relpath(filename):
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"""Show path of file relative to root"""
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print Branch(filename).relpath(filename)
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def cmd_inventory(revision=None):
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"""Show inventory of the current working copy."""
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## TODO: Also optionally show a previous inventory
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## TODO: Format options
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b = Branch('.')
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if revision == None:
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inv = b.read_working_inventory()
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else:
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inv = b.get_revision_inventory(b.lookup_revision(revision))
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for path, entry in inv.iter_entries():
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print '%-50s %s' % (entry.file_id, path)
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# TODO: Maybe a 'mv' command that has the combined move/rename
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# special behaviour of Unix?
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def cmd_move(source_list, dest):
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b = Branch('.')
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b.move([b.relpath(s) for s in source_list], b.relpath(dest))
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def cmd_rename(from_name, to_name):
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"""Change the name of an entry.
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usage: bzr rename FROM_NAME TO_NAME
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examples:
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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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one?"""
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b = Branch('.')
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b.rename_one(b.relpath(from_name), b.relpath(to_name))
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def cmd_renames(dir='.'):
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"""Show list of renamed files.
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usage: bzr renames [BRANCH]
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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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"""
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b = Branch(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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renames.sort()
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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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def cmd_info():
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"""info: Show statistical information for this branch
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usage: bzr info"""
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import info
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info.show_info(Branch('.'))
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def cmd_remove(file_list, verbose=False):
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b = Branch(file_list[0])
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b.remove([b.relpath(f) for f in file_list], verbose=verbose)
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def cmd_file_id(filename):
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"""Print file_id of a particular file or directory.
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usage: bzr file-id FILE
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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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moved or renamed.
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"""
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b = Branch(filename)
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i = b.inventory.path2id(b.relpath(filename))
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if i == None:
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bailout("%r is not a versioned file" % filename)
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else:
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print i
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def cmd_file_id_path(filename):
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"""Print path of file_ids to a file or directory.
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usage: bzr file-id-path FILE
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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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b = Branch(filename)
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inv = b.inventory
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fid = inv.path2id(b.relpath(filename))
292
if fid == None:
293
bailout("%r is not a versioned file" % filename)
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for fip in inv.get_idpath(fid):
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print fip
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def cmd_revision_history():
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for patchid in Branch('.').revision_history():
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print patchid
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def cmd_directories():
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for name, ie in Branch('.').read_working_inventory().directories():
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if name == '':
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print '.'
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else:
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print name
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def cmd_missing():
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for name, ie in Branch('.').working_tree().missing():
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print name
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def cmd_init():
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# TODO: Check we're not already in a working directory? At the
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# moment you'll get an ugly error.
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# TODO: What if we're in a subdirectory of a branch? Would like
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# to allow that, but then the parent may need to understand that
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# the children have disappeared, or should they be versioned in
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# both?
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# TODO: Take an argument/option for branch name.
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Branch('.', init=True)
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def cmd_diff(revision=None, file_list=None):
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"""bzr diff: Show differences in working tree.
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usage: bzr diff [-r REV] [FILE...]
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--revision REV
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Show changes since REV, rather than predecessor.
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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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or a graphical 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 deleted files.
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"""
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## TODO: Shouldn't be in the cmd function.
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b = Branch('.')
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if revision == None:
357
old_tree = b.basis_tree()
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else:
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old_tree = b.revision_tree(b.lookup_revision(revision))
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new_tree = b.working_tree()
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# TODO: Options to control putting on a prefix or suffix, perhaps as a format string
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old_label = ''
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new_label = ''
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DEVNULL = '/dev/null'
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# Windows users, don't panic about this filename -- it is a
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# special signal to GNU patch that the file should be created or
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# deleted respectively.
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# TODO: Generation of pseudo-diffs for added/deleted files could
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# be usefully made into a much faster special case.
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# TODO: Better to return them in sorted order I think.
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# FIXME: If given a file list, compare only those files rather
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# than comparing everything and then throwing stuff away.
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for file_state, fid, old_name, new_name, kind in bzrlib.diff_trees(old_tree, new_tree):
381
382
if file_list and new_name not in file_list:
383
continue
384
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# Don't show this by default; maybe do it if an option is passed
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# idlabel = ' {%s}' % fid
387
idlabel = ''
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# FIXME: Something about the diff format makes patch unhappy
390
# with newly-added files.
391
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def diffit(oldlines, newlines, **kw):
393
# FIXME: difflib is wrong if there is no trailing newline.
394
395
# Special workaround for Python2.3, where difflib fails if
396
# both sequences are empty.
397
if oldlines or newlines:
398
sys.stdout.writelines(difflib.unified_diff(oldlines, newlines, **kw))
399
print
400
401
if file_state in ['.', '?', 'I']:
402
continue
403
elif file_state == 'A':
404
print '*** added %s %r' % (kind, new_name)
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if kind == 'file':
406
diffit([],
407
new_tree.get_file(fid).readlines(),
408
fromfile=DEVNULL,
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tofile=new_label + new_name + idlabel)
410
elif file_state == 'D':
411
assert isinstance(old_name, types.StringTypes)
412
print '*** deleted %s %r' % (kind, old_name)
413
if kind == 'file':
414
diffit(old_tree.get_file(fid).readlines(), [],
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fromfile=old_label + old_name + idlabel,
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tofile=DEVNULL)
417
elif file_state in ['M', 'R']:
418
if file_state == 'M':
419
assert kind == 'file'
420
assert old_name == new_name
421
print '*** modified %s %r' % (kind, new_name)
422
elif file_state == 'R':
423
print '*** renamed %s %r => %r' % (kind, old_name, new_name)
424
425
if kind == 'file':
426
diffit(old_tree.get_file(fid).readlines(),
427
new_tree.get_file(fid).readlines(),
428
fromfile=old_label + old_name + idlabel,
429
tofile=new_label + new_name)
430
else:
431
bailout("can't represent state %s {%s}" % (file_state, fid))
432
433
434
435
def cmd_deleted(show_ids=False):
436
"""List files deleted in the working tree.
437
438
TODO: Show files deleted since a previous revision, or between two revisions.
439
"""
440
b = Branch('.')
441
old = b.basis_tree()
442
new = b.working_tree()
443
444
## TODO: Much more efficient way to do this: read in new
445
## directories with readdir, rather than stating each one. Same
446
## level of effort but possibly much less IO. (Or possibly not,
447
## if the directories are very large...)
448
449
for path, ie in old.inventory.iter_entries():
450
if not new.has_id(ie.file_id):
451
if show_ids:
452
print '%-50s %s' % (path, ie.file_id)
453
else:
454
print path
455
456
457
458
def cmd_parse_inventory():
459
import cElementTree
460
461
cElementTree.ElementTree().parse(file('.bzr/inventory'))
462
463
464
465
def cmd_load_inventory():
466
"""Load inventory for timing purposes"""
467
Branch('.').basis_tree().inventory
468
469
470
def cmd_dump_inventory():
471
Branch('.').read_working_inventory().write_xml(sys.stdout)
472
473
474
def cmd_dump_new_inventory():
475
import bzrlib.newinventory
476
inv = Branch('.').basis_tree().inventory
477
bzrlib.newinventory.write_inventory(inv, sys.stdout)
478
479
480
def cmd_load_new_inventory():
481
import bzrlib.newinventory
482
bzrlib.newinventory.read_new_inventory(sys.stdin)
483
484
485
def cmd_dump_slacker_inventory():
486
import bzrlib.newinventory
487
inv = Branch('.').basis_tree().inventory
488
bzrlib.newinventory.write_slacker_inventory(inv, sys.stdout)
489
490
491
492
def cmd_dump_text_inventory():
493
import bzrlib.textinv
494
inv = Branch('.').basis_tree().inventory
495
bzrlib.textinv.write_text_inventory(inv, sys.stdout)
496
497
498
def cmd_load_text_inventory():
499
import bzrlib.textinv
500
inv = bzrlib.textinv.read_text_inventory(sys.stdin)
501
print 'loaded %d entries' % len(inv)
502
503
504
505
def cmd_root(filename=None):
506
"""Print the branch root."""
507
print bzrlib.branch.find_branch_root(filename)
508
509
510
def cmd_log(timezone='original', verbose=False):
511
"""Show log of this branch.
512
513
TODO: Options for utc; to show ids; to limit range; etc.
514
"""
515
Branch('.').write_log(show_timezone=timezone, verbose=verbose)
516
517
518
def cmd_ls(revision=None, verbose=False):
519
"""List files in a tree.
520
521
TODO: Take a revision or remote path and list that tree instead.
522
"""
523
b = Branch('.')
524
if revision == None:
525
tree = b.working_tree()
526
else:
527
tree = b.revision_tree(b.lookup_revision(revision))
528
529
for fp, fc, kind, fid in tree.list_files():
530
if verbose:
531
if kind == 'directory':
532
kindch = '/'
533
elif kind == 'file':
534
kindch = ''
535
else:
536
kindch = '???'
537
538
print '%-8s %s%s' % (fc, fp, kindch)
539
else:
540
print fp
541
542
543
544
def cmd_unknowns():
545
"""List unknown files"""
546
for f in Branch('.').unknowns():
547
print quotefn(f)
548
549
550
551
def cmd_ignored():
552
"""List ignored files and the patterns that matched them.
553
"""
554
tree = Branch('.').working_tree()
555
for path, file_class, kind, file_id in tree.list_files():
556
if file_class != 'I':
557
continue
558
## XXX: Slightly inefficient since this was already calculated
559
pat = tree.is_ignored(path)
560
print '%-50s %s' % (path, pat)
561
562
563
def cmd_lookup_revision(revno):
564
try:
565
revno = int(revno)
566
except ValueError:
567
bailout("usage: lookup-revision REVNO",
568
["REVNO is a non-negative revision number for this branch"])
569
570
print Branch('.').lookup_revision(revno) or NONE_STRING
571
572
573
574
def cmd_export(revno, dest):
575
"""Export past revision to destination directory."""
576
b = Branch('.')
577
rh = b.lookup_revision(int(revno))
578
t = b.revision_tree(rh)
579
t.export(dest)
580
581
def cmd_cat(revision, filename):
582
"""Print file to stdout."""
583
b = Branch('.')
584
b.print_file(b.relpath(filename), int(revision))
585
586
587
######################################################################
588
# internal/test commands
589
590
591
def cmd_uuid():
592
"""Print a newly-generated UUID."""
593
print bzrlib.osutils.uuid()
594
595
596
597
def cmd_local_time_offset():
598
print bzrlib.osutils.local_time_offset()
599
600
601
602
def cmd_commit(message=None, verbose=False):
603
"""Commit changes to a new revision.
604
605
--message MESSAGE
606
Description of changes in this revision; free form text.
607
It is recommended that the first line be a single-sentence
608
summary.
609
--verbose
610
Show status of changed files,
611
612
TODO: Commit only selected files.
613
614
TODO: Run hooks on tree to-be-committed, and after commit.
615
616
TODO: Strict commit that fails if there are unknown or deleted files.
617
"""
618
619
if not message:
620
bailout("please specify a commit message")
621
Branch('.').commit(message, verbose=verbose)
622
623
624
def cmd_check(dir='.'):
625
"""check: Consistency check of branch history.
626
627
usage: bzr check [-v] [BRANCH]
628
629
options:
630
--verbose, -v Show progress of checking.
631
632
This command checks various invariants about the branch storage to
633
detect data corruption or bzr bugs.
634
"""
635
import bzrlib.check
636
bzrlib.check.check(Branch(dir, find_root=False))
637
638
639
def cmd_is(pred, *rest):
640
"""Test whether PREDICATE is true."""
641
try:
642
cmd_handler = globals()['assert_' + pred.replace('-', '_')]
643
except KeyError:
644
bailout("unknown predicate: %s" % quotefn(pred))
645
646
try:
647
cmd_handler(*rest)
648
except BzrCheckError:
649
# by default we don't print the message so that this can
650
# be used from shell scripts without producing noise
651
sys.exit(1)
652
653
654
def cmd_username():
655
print bzrlib.osutils.username()
656
657
658
def cmd_user_email():
659
print bzrlib.osutils.user_email()
660
661
662
def cmd_gen_revision_id():
663
print bzrlib.branch._gen_revision_id(time.time())
664
665
666
def cmd_selftest():
667
"""Run internal test suite"""
668
## -v, if present, is seen by doctest; the argument is just here
669
## so our parser doesn't complain
670
671
## TODO: --verbose option
672
673
failures, tests = 0, 0
674
675
import doctest, bzrlib.store, bzrlib.tests
676
bzrlib.trace.verbose = False
677
678
for m in bzrlib.store, bzrlib.inventory, bzrlib.branch, bzrlib.osutils, \
679
bzrlib.tree, bzrlib.tests, bzrlib.commands, bzrlib.add:
680
mf, mt = doctest.testmod(m)
681
failures += mf
682
tests += mt
683
print '%-40s %3d tests' % (m.__name__, mt),
684
if mf:
685
print '%3d FAILED!' % mf
686
else:
687
print
688
689
print '%-40s %3d tests' % ('total', tests),
690
if failures:
691
print '%3d FAILED!' % failures
692
else:
693
print
694
695
696
697
# deprecated
698
cmd_doctest = cmd_selftest
699
700
701
######################################################################
702
# help
703
704
705
def cmd_help(topic=None):
706
if topic == None:
707
print __doc__
708
return
709
710
# otherwise, maybe the name of a command?
711
try:
712
cmdfn = globals()['cmd_' + topic.replace('-', '_')]
713
except KeyError:
714
bailout("no help for %r" % topic)
715
716
doc = getdoc(cmdfn)
717
if doc == None:
718
bailout("sorry, no detailed help yet for %r" % topic)
719
720
print doc
721
722
723
724
725
def cmd_version():
726
print "bzr (bazaar-ng) %s" % bzrlib.__version__
727
print bzrlib.__copyright__
728
print "http://bazaar-ng.org/"
729
print
730
print \
731
"""bzr comes with ABSOLUTELY NO WARRANTY. bzr is free software, and
732
you may use, modify and redistribute it under the terms of the GNU
733
General Public License version 2 or later."""
734
735
736
def cmd_rocks():
737
"""Statement of optimism."""
738
print "it sure does!"
739
740
741
742
######################################################################
743
# main routine
744
745
746
# list of all available options; the rhs can be either None for an
747
# option that takes no argument, or a constructor function that checks
748
# the type.
749
OPTIONS = {
750
'all': None,
751
'help': None,
752
'message': unicode,
753
'profile': None,
754
'revision': int,
755
'show-ids': None,
756
'timezone': str,
757
'verbose': None,
758
'version': None,
759
}
760
761
SHORT_OPTIONS = {
762
'm': 'message',
763
'r': 'revision',
764
'v': 'verbose',
765
}
766
767
# List of options that apply to particular commands; commands not
768
# listed take none.
769
cmd_options = {
770
'add': ['verbose'],
771
'cat': ['revision'],
772
'commit': ['message', 'verbose'],
773
'deleted': ['show-ids'],
774
'diff': ['revision'],
775
'inventory': ['revision'],
776
'log': ['timezone', 'verbose'],
777
'ls': ['revision', 'verbose'],
778
'remove': ['verbose'],
779
'status': ['all'],
780
}
781
782
783
cmd_args = {
784
'add': ['file+'],
785
'cat': ['filename'],
786
'commit': [],
787
'diff': ['file*'],
788
'export': ['revno', 'dest'],
789
'file-id': ['filename'],
790
'file-id-path': ['filename'],
791
'get-file-text': ['text_id'],
792
'get-inventory': ['inventory_id'],
793
'get-revision': ['revision_id'],
794
'get-revision-inventory': ['revision_id'],
795
'help': ['topic?'],
796
'init': [],
797
'log': [],
798
'lookup-revision': ['revno'],
799
'move': ['source$', 'dest'],
800
'relpath': ['filename'],
801
'remove': ['file+'],
802
'rename': ['from_name', 'to_name'],
803
'renames': ['dir?'],
804
'root': ['filename?'],
805
'status': [],
806
}
807
808
809
def parse_args(argv):
810
"""Parse command line.
811
812
Arguments and options are parsed at this level before being passed
813
down to specific command handlers. This routine knows, from a
814
lookup table, something about the available options, what optargs
815
they take, and which commands will accept them.
816
817
>>> parse_args('--help'.split())
818
([], {'help': True})
819
>>> parse_args('--version'.split())
820
([], {'version': True})
821
>>> parse_args('status --all'.split())
822
(['status'], {'all': True})
823
>>> parse_args('commit --message=biter'.split())
824
(['commit'], {'message': u'biter'})
825
"""
826
args = []
827
opts = {}
828
829
# TODO: Maybe handle '--' to end options?
830
831
while argv:
832
a = argv.pop(0)
833
if a[0] == '-':
834
optarg = None
835
if a[1] == '-':
836
mutter(" got option %r" % a)
837
if '=' in a:
838
optname, optarg = a[2:].split('=', 1)
839
else:
840
optname = a[2:]
841
if optname not in OPTIONS:
842
bailout('unknown long option %r' % a)
843
else:
844
shortopt = a[1:]
845
if shortopt not in SHORT_OPTIONS:
846
bailout('unknown short option %r' % a)
847
optname = SHORT_OPTIONS[shortopt]
848
849
if optname in opts:
850
# XXX: Do we ever want to support this, e.g. for -r?
851
bailout('repeated option %r' % a)
852
853
optargfn = OPTIONS[optname]
854
if optargfn:
855
if optarg == None:
856
if not argv:
857
bailout('option %r needs an argument' % a)
858
else:
859
optarg = argv.pop(0)
860
opts[optname] = optargfn(optarg)
861
else:
862
if optarg != None:
863
bailout('option %r takes no argument' % optname)
864
opts[optname] = True
865
else:
866
args.append(a)
867
868
return args, opts
869
870
871
872
def _match_args(cmd, args):
873
"""Check non-option arguments match required pattern.
874
875
>>> _match_args('status', ['asdasdsadasd'])
876
Traceback (most recent call last):
877
...
878
BzrError: ("extra arguments to command status: ['asdasdsadasd']", [])
879
>>> _match_args('add', ['asdasdsadasd'])
880
{'file_list': ['asdasdsadasd']}
881
>>> _match_args('add', 'abc def gj'.split())
882
{'file_list': ['abc', 'def', 'gj']}
883
"""
884
# match argument pattern
885
argform = cmd_args.get(cmd, [])
886
argdict = {}
887
# TODO: Need a way to express 'cp SRC... DEST', where it matches
888
# all but one.
889
890
# step through args and argform, allowing appropriate 0-many matches
891
for ap in argform:
892
argname = ap[:-1]
893
if ap[-1] == '?':
894
if args:
895
argdict[argname] = args.pop(0)
896
elif ap[-1] == '*': # all remaining arguments
897
if args:
898
argdict[argname + '_list'] = args[:]
899
args = []
900
else:
901
argdict[argname + '_list'] = None
902
elif ap[-1] == '+':
903
if not args:
904
bailout("command %r needs one or more %s"
905
% (cmd, argname.upper()))
906
else:
907
argdict[argname + '_list'] = args[:]
908
args = []
909
elif ap[-1] == '$': # all but one
910
if len(args) < 2:
911
bailout("command %r needs one or more %s"
912
% (cmd, argname.upper()))
913
argdict[argname + '_list'] = args[:-1]
914
args[:-1] = []
915
else:
916
# just a plain arg
917
argname = ap
918
if not args:
919
bailout("command %r requires argument %s"
920
% (cmd, argname.upper()))
921
else:
922
argdict[argname] = args.pop(0)
923
924
if args:
925
bailout("extra arguments to command %s: %r"
926
% (cmd, args))
927
928
return argdict
929
930
931
932
def run_bzr(argv):
933
"""Execute a command.
934
935
This is similar to main(), but without all the trappings for
936
logging and error handling.
937
"""
938
939
argv = [a.decode(bzrlib.user_encoding) for a in argv]
940
941
try:
942
args, opts = parse_args(argv[1:])
943
if 'help' in opts:
944
# TODO: pass down other arguments in case they asked for
945
# help on a command name?
946
if args:
947
cmd_help(args[0])
948
else:
949
cmd_help()
950
return 0
951
elif 'version' in opts:
952
cmd_version()
953
return 0
954
cmd = args.pop(0)
955
except IndexError:
956
log_error('usage: bzr COMMAND\n')
957
log_error(' try "bzr help"\n')
958
return 1
959
960
try:
961
cmd_handler = globals()['cmd_' + cmd.replace('-', '_')]
962
except KeyError:
963
bailout("unknown command " + `cmd`)
964
965
# global option
966
if 'profile' in opts:
967
profile = True
968
del opts['profile']
969
else:
970
profile = False
971
972
# check options are reasonable
973
allowed = cmd_options.get(cmd, [])
974
for oname in opts:
975
if oname not in allowed:
976
bailout("option %r is not allowed for command %r"
977
% (oname, cmd))
978
979
# TODO: give an error if there are any mandatory options which are
980
# not specified? Or maybe there shouldn't be any "mandatory
981
# options" (it is an oxymoron)
982
983
# mix arguments and options into one dictionary
984
cmdargs = _match_args(cmd, args)
985
for k, v in opts.items():
986
cmdargs[str(k.replace('-', '_'))] = v
987
988
if profile:
989
import hotshot
990
pffileno, pfname = tempfile.mkstemp()
991
try:
992
prof = hotshot.Profile(pfname)
993
ret = prof.runcall(cmd_handler, **cmdargs) or 0
994
prof.close()
995
996
import hotshot.stats
997
stats = hotshot.stats.load(pfname)
998
#stats.strip_dirs()
999
stats.sort_stats('time')
1000
## XXX: Might like to write to stderr or the trace file instead but
1001
## print_stats seems hardcoded to stdout
1002
stats.print_stats(20)
1003
1004
return ret
1005
1006
finally:
1007
os.close(pffileno)
1008
os.remove(pfname)
1009
else:
1010
return cmd_handler(**cmdargs) or 0
1011
1012
1013
1014
def main(argv):
1015
## TODO: Handle command-line options; probably know what options are valid for
1016
## each command
1017
1018
## TODO: If the arguments are wrong, give a usage message rather
1019
## than just a backtrace.
1020
1021
bzrlib.trace.create_tracefile(argv)
1022
1023
try:
1024
ret = run_bzr(argv)
1025
return ret
1026
except BzrError, e:
1027
log_error('bzr: error: ' + e.args[0] + '\n')
1028
if len(e.args) > 1:
1029
for h in e.args[1]:
1030
log_error(' ' + h + '\n')
1031
traceback.print_exc(None, bzrlib.trace._tracefile)
1032
log_error('(see $HOME/.bzr.log for debug information)\n')
1033
return 1
1034
except Exception, e:
1035
log_error('bzr: exception: %s\n' % e)
1036
log_error('(see $HOME/.bzr.log for debug information)\n')
1037
traceback.print_exc(None, bzrlib.trace._tracefile)
1038
## traceback.print_exc(None, sys.stderr)
1039
return 1
1040
1041
## TODO: Trap AssertionError
1042
1043
# TODO: Maybe nicer handling of IOError especially for broken pipe.
1044
1045
1046
1047
if __name__ == '__main__':
1048
sys.exit(main(sys.argv))
1049
##import profile
1050
##profile.run('main(sys.argv)')
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0