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# Copyright (C) 2008 Aaron Bentley
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
from bzrlib.transform import TreeTransform
def link_tree(target_tree, source_tree):
tt = TreeTransform(target_tree)
try:
for (file_id, paths, changed_content, versioned, parent, name, kind,
executable) in target_tree.iter_changes(source_tree,
include_unchanged=True):
if changed_content:
continue
if kind != ('file', 'file'):
continue
if executable[0] != executable[1]:
continue
trans_id = tt.trans_id_tree_file_id(file_id)
tt.delete_contents(trans_id)
tt.create_hardlink(source_tree.id2abspath(file_id), trans_id)
tt.apply()
finally:
tt.finalize()
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