1
# Copyright (C) 2006-2011 Canonical Ltd
1
# Copyright (C) 2006-2010 Canonical Ltd
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
17
17
"""Lists of ignore files, etc."""
21
from cStringIO import StringIO
24
from bzrlib.lazy_import import lazy_import
25
lazy_import(globals(), """
26
22
from bzrlib import (
188
181
The ignore file will be automatically added under version control.
190
183
:param tree: Working tree to update the ignore list.
191
:param name_pattern_list: List of ignore patterns.
194
# read in the existing ignores set
195
185
ifn = tree.abspath(bzrlib.IGNORE_FILENAME)
196
186
if tree.has_filename(ifn):
199
file_contents = f.read()
200
# figure out what kind of line endings are used
201
newline = getattr(f, 'newlines', None)
202
if type(newline) is tuple:
204
elif newline is None:
189
igns = f.read().decode('utf-8')
212
sio = StringIO(file_contents)
214
ignores = parse_ignore_file(sio)
218
# write out the updated ignores set
195
# TODO: If the file already uses crlf-style termination, maybe
196
# we should use that for the newly added lines?
198
if igns and igns[-1] != '\n':
200
for name_pattern in name_pattern_list:
201
igns += name_pattern + '\n'
219
203
f = atomicfile.AtomicFile(ifn, 'wb')
221
# write the original contents, preserving original line endings
222
f.write(newline.join(file_contents.split('\n')))
223
if len(file_contents) > 0 and not file_contents.endswith('\n'):
225
for pattern in name_pattern_list:
226
if not pattern in ignores:
227
f.write(pattern.encode('utf-8'))
205
f.write(igns.encode('utf-8'))