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Fix BzrDir.create_workingtree for NULL_REVISION

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bzrlib/store/text.py
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# Copyright (C) 2005 by Canonical Development Ltd
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#
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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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#
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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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#
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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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"""
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A store that keeps the full text of every version.
 
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"""A store that keeps the full text of every version.
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This store keeps uncompressed versions of the full text. It does not
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do any sort of delta compression.
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import os
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import bzrlib.store
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from bzrlib.store import hash_prefix
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from bzrlib.trace import mutter
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from bzrlib.errors import BzrError, NoSuchFile, FileExists
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            raise KeyError(fileid + '-' + str(suffix))
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        try:
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            result = other._transport.copy_to([path], self._transport, pb=pb,
 
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            result = other._transport.copy_to([path], self._transport,
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                                              mode=self._file_mode)
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        except NoSuchFile:
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            if not self._prefixed:
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                raise
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            try:
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                self._transport.mkdir(hash_prefix(fileid)[:-1], mode=self._dir_mode)
 
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                self._transport.mkdir(self.hash_prefix(fileid)[:-1], mode=self._dir_mode)
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            except FileExists:
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                pass
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            result = other._transport.copy_to([path], self._transport, pb=pb,
 
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            result = other._transport.copy_to([path], self._transport,
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                                              mode=self._file_mode)
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        if result != 1:
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            from cStringIO import StringIO
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            sio = StringIO(f.read())
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            return gzip.GzipFile(mode='rb', fileobj=sio)
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def ScratchTextStore():
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    return TextStore(ScratchTransport())