status: don't crash if a lookup file disappears This can happen if another process (even another hg process!) comes along and removes the file at that time. This partly resolves issue5584, but not completely -- a bogus dirstate update can still happen. However, the full fix is too involved for stable.

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from __future__ import absolute_import

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from mercurial.i18n import _

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from mercurial import (

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        changegroup,

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        error,

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        extensions

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    )

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def abort(orig, *args, **kwargs):

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    raise error.Abort(_('this is an exercise'))

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def uisetup(ui):

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    extensions.wrapfunction(changegroup, 'getbundler', abort)