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  • Committer: Martin Pool
  • Date: 2011-06-10 07:01:07 UTC
  • mto: This revision was merged to the branch mainline in revision 5970.
  • Revision ID: mbp@canonical.com-20110610070107-d8x1rq9b6o32b1ub
Support auto-stealing dead locks, but turn it off by default.

Rename the option to 'locks.steal_dead' for consistent grouping.

Factor out code for dealing with contention.

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doc/en/release-notes/bzr-2.4.txt
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.. Fixes for situations where bzr would previously crash or give incorrect
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   or undesirable results.
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* Bazaar will now detect when a lock file is held by a dead process
 
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* Bazaar can now detect when a lock file is held by a dead process
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  originating from the same machine, and steal the lock after printing a
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  message to the user.
 
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  message to the user.  This is off by default, for safety, but can be
 
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  turned on by setting the configuration variable ``locks.steal_dead`` to
 
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  ``True``.
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  (Martin Pool, #220464)
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* Fix a race condition for ``server_started`` hooks leading to a spurious