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bzrlib/hashcache.py

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# Copyright (C) 2005, 2006 Canonical Ltd

 

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# Copyright (C) 2005-2010 Canonical 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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# along with this program; if not, write to the Free Software

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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

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from __future__ import absolute_import

 

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# TODO: Up-front, stat all files in order and remove those which are deleted or

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# out-of-date.  Don't actually re-read them until they're needed.  That ought

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# to bring all the inodes into core so that future stats to them are fast, and

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        fn = self.cache_file_name()

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        try:

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            inf = file(fn, 'rb', buffering=65000)

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        except IOError, e:

 

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        except IOError as e:

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            trace.mutter("failed to open %s: %s", fn, e)

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            # better write it now so it is valid

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            self.needs_write = True

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            self._cache[path] = (sha1, fp)

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        # GZ 2009-09-20: Should really use a try/finally block to ensure close

 

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        inf.close()

 

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        self.needs_write = False

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    def _cutoff_time(self):

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