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$ cat << EOF > buggylocking.py
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> """A small extension that acquire locks in the wrong order
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> """
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>
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> from mercurial import cmdutil, repair
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>
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> cmdtable = {}
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> command = cmdutil.command(cmdtable)
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>
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> @command('buggylocking', [], '')
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> def buggylocking(ui, repo):
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> tr = repo.transaction('buggy')
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> lo = repo.lock()
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> wl = repo.wlock()
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> wl.release()
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> lo.release()
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>
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> @command('properlocking', [], '')
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> def properlocking(ui, repo):
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> """check that reentrance is fine"""
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> wl = repo.wlock()
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> lo = repo.lock()
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> tr = repo.transaction('proper')
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> tr2 = repo.transaction('proper')
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> lo2 = repo.lock()
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> wl2 = repo.wlock()
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> wl2.release()
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> lo2.release()
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> tr2.close()
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> tr.close()
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> lo.release()
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> wl.release()
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>
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> @command('nowaitlocking', [], '')
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> def nowaitlocking(ui, repo):
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|
> lo = repo.lock()
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|
|
> wl = repo.wlock(wait=False)
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|
|
> wl.release()
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> lo.release()
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|
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>
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> @command('stripintr', [], '')
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|
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> def stripintr(ui, repo):
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|
|
> lo = repo.lock()
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|
|
> tr = repo.transaction('foobar')
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|
|
> try:
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> repair.strip(repo.ui, repo, [repo['.'].node()])
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|
> finally:
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> lo.release()
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> EOF
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|
$ cat << EOF >> $HGRCPATH
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|
> [extensions]
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|
> buggylocking=$TESTTMP/buggylocking.py
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|
|
> [devel]
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|
|
> all-warnings=1
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|
> EOF
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|
|
|
|
|
$ hg init lock-checker
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|
$ cd lock-checker
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|
|
$ hg buggylocking
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|
|
devel-warn: transaction with no lock at: $TESTTMP/buggylocking.py:11 (buggylocking)
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|
|
devel-warn: "wlock" acquired after "lock" at: $TESTTMP/buggylocking.py:13 (buggylocking)
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|
|
$ cat << EOF >> $HGRCPATH
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|
|
> [devel]
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|
|
> all=0
|
|
|
> check-locks=1
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|
|
> EOF
|
|
|
$ hg buggylocking
|
|
|
devel-warn: transaction with no lock at: $TESTTMP/buggylocking.py:11 (buggylocking)
|
|
|
devel-warn: "wlock" acquired after "lock" at: $TESTTMP/buggylocking.py:13 (buggylocking)
|
|
|
$ hg buggylocking --traceback
|
|
|
devel-warn: transaction with no lock at:
|
|
|
*/hg:* in * (glob)
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|
|
*/mercurial/dispatch.py:* in run (glob)
|
|
|
*/mercurial/dispatch.py:* in dispatch (glob)
|
|
|
*/mercurial/dispatch.py:* in _runcatch (glob)
|
|
|
*/mercurial/dispatch.py:* in _dispatch (glob)
|
|
|
*/mercurial/dispatch.py:* in runcommand (glob)
|
|
|
*/mercurial/dispatch.py:* in _runcommand (glob)
|
|
|
*/mercurial/dispatch.py:* in checkargs (glob)
|
|
|
*/mercurial/dispatch.py:* in <lambda> (glob)
|
|
|
*/mercurial/util.py:* in check (glob)
|
|
|
$TESTTMP/buggylocking.py:* in buggylocking (glob)
|
|
|
devel-warn: "wlock" acquired after "lock" at:
|
|
|
*/hg:* in * (glob)
|
|
|
*/mercurial/dispatch.py:* in run (glob)
|
|
|
*/mercurial/dispatch.py:* in dispatch (glob)
|
|
|
*/mercurial/dispatch.py:* in _runcatch (glob)
|
|
|
*/mercurial/dispatch.py:* in _dispatch (glob)
|
|
|
*/mercurial/dispatch.py:* in runcommand (glob)
|
|
|
*/mercurial/dispatch.py:* in _runcommand (glob)
|
|
|
*/mercurial/dispatch.py:* in checkargs (glob)
|
|
|
*/mercurial/dispatch.py:* in <lambda> (glob)
|
|
|
*/mercurial/util.py:* in check (glob)
|
|
|
$TESTTMP/buggylocking.py:* in buggylocking (glob)
|
|
|
$ hg properlocking
|
|
|
$ hg nowaitlocking
|
|
|
|
|
|
$ echo a > a
|
|
|
$ hg add a
|
|
|
$ hg commit -m a
|
|
|
$ hg stripintr
|
|
|
saved backup bundle to $TESTTMP/lock-checker/.hg/strip-backup/cb9a9f314b8b-cc5ccb0b-backup.hg (glob)
|
|
|
abort: programming error: cannot strip from inside a transaction
|
|
|
(contact your extension maintainer)
|
|
|
[255]
|
|
|
|
|
|
$ cd ..
|
|
|
|
