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# Copyright (C) 2005, 2006 Canonical Development 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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"""Lists of ignore files, etc."""
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from bzrlib import config
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# This was the full ignore list for bzr 0.8
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# please keep these sorted (in C locale order) to aid merging
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# Our setup tests dump .python-eggs in the bzr source tree root
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'.sw[nop]', # vim editing nameless file
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# ~/.bazaar/ignore will be filled out using
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# this ignore list, if it does not exist
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# please keep these sorted (in C locale order) to aid merging
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def parse_ignore_file(f):
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"""Read in all of the lines in the file and turn it into an ignore list"""
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for line in f.read().decode('utf8').split('\n'):
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line = line.rstrip('\r\n')
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if not line or line.startswith('#'):
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def get_user_ignores():
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"""Get the list of user ignored files, possibly creating it."""
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path = config.user_ignore_config_filename()
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patterns = set(USER_DEFAULTS)
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except (IOError, OSError), e:
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# open() shouldn't return an IOError without errno, but just in case
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err = getattr(e, 'errno', None)
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if err not in (errno.ENOENT,):
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# Create the ignore file, and just return the default
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# We want to ignore if we can't write to the file
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# since get_* should be a safe operation
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_set_user_ignores(USER_DEFAULTS)
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except (IOError, OSError), e:
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if e.errno not in (errno.EPERM,):
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return parse_ignore_file(f)
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def _set_user_ignores(patterns):
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"""Fill out the user ignore file with the given patterns
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This may raise an error if it doesn't have permission to
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write to the user ignore file.
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This is mostly used for testing, since it would be
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bad form to rewrite a user's ignore list.
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bzrlib only writes this file if it does not exist.
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ignore_path = config.user_ignore_config_filename()
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config.ensure_config_dir_exists()
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# Create an empty file
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f = open(ignore_path, 'wb')
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for pattern in patterns:
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f.write(pattern.encode('utf8') + '\n')
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def add_unique_user_ignores(new_ignores):
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"""Add entries to the user's ignore list if not present.
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:param new_ignores: A list of ignore patterns
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:return: The list of ignores that were added
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ignored = get_user_ignores()
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for ignore in new_ignores:
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if ignore not in ignored:
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to_add.append(ignore)
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f = open(config.user_ignore_config_filename(), 'ab')
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for pattern in to_add:
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f.write(pattern.encode('utf8') + '\n')
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_runtime_ignores = set()
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def add_runtime_ignores(ignores):
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"""Add some ignore patterns that only exists in memory.
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This is used by some plugins that want bzr to ignore files,
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but don't want to change a users ignore list.
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(Such as a conversion script, that needs to ignore some files,
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but must preserve as much of the exact content boing converted.)
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:param ignores: A list or generator of ignore patterns.
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global _runtime_ignores
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_runtime_ignores.update(set(ignores))
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def get_runtime_ignores():
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"""Get the current set of runtime ignores."""
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return _runtime_ignores