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# Copyright (C) 2008 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; version 2 of the License.
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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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"""CVS working tree support for bzr.
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Currently limited to referencing tools for migration.
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from __future__ import absolute_import
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from ... import version_info
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class CVSUnsupportedError(errors.UnsupportedFormatError):
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_fmt = ("CVS working trees are not supported. To convert CVS projects to "
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"bzr, please see http://bazaar-vcs.org/BzrMigration and/or "
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"https://launchpad.net/launchpad-bazaar/+faq/26.")
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class CVSDirFormat(controldir.ControlDirFormat):
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"""The CVS directory control format."""
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def get_converter(self):
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raise NotImplementedError(self.get_converter)
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def get_format_description(self):
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return "CVS control directory."
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def initialize_on_transport(self, transport):
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raise errors.UninitializableFormat(self)
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def is_supported(self):
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def supports_transport(self, transport):
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def check_support_status(self, allow_unsupported, recommend_upgrade=True,
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raise CVSUnsupportedError(self)
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def open(self, transport):
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# Raise NotBranchError if there is nothing there
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CVSProber().probe_transport(transport)
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raise NotImplementedError(self.open)
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class CVSProber(controldir.Prober):
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def probe_transport(klass, transport):
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# little ugly, but works
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# try a manual probe first, its a little faster perhaps ?
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if transport.has('CVS') and transport.has('CVS/Repository'):
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raise errors.NotBranchError(path=transport.base)
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def known_formats(cls):
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return set([CVSDirFormat()])
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controldir.ControlDirFormat.register_prober(CVSProber)