#require unix-permissions no-root no-windows

Prepare

  $ hg init a

  $ echo a > a/a

  $ hg -R a ci -A -m a

  adding a

  $ hg clone a b

  updating to branch default

  1 files updated, 0 files merged, 0 files removed, 0 files unresolved

Test that raising an exception in the release function doesn't cause the lock to choke

  $ cat > testlock.py << EOF

  > from mercurial import error, registrar

  > 

  > cmdtable = {}

  > command = registrar.command(cmdtable)

  > 

  > def acquiretestlock(repo, releaseexc):

  >     def unlock():

  >         if releaseexc:

  >             raise error.Abort('expected release exception')

  >     l = repo._lock(repo.vfs, 'testlock', False, unlock, None, 'test lock')

  >     return l

  > 

  > @command('testlockexc')

  > def testlockexc(ui, repo):

  >     testlock = acquiretestlock(repo, True)

  >     try:

  >         testlock.release()

  >     finally:

  >         try:

  >             testlock = acquiretestlock(repo, False)

  >         except error.LockHeld:

  >             raise error.Abort('lockfile on disk even after releasing!')

  >         testlock.release()

  > EOF

  $ cat >> $HGRCPATH << EOF

  > [extensions]

  > testlock=$TESTTMP/testlock.py

  > EOF

  $ hg -R b testlockexc

  abort: expected release exception

  [255]

One process waiting for another

  $ cat > hooks.py << EOF

  > import time

  > def sleepone(**x): time.sleep(1)

  > def sleephalf(**x): time.sleep(0.5)

  > EOF

  $ echo b > b/b

  $ hg -R b ci -A -m b --config hooks.precommit="python:`pwd`/hooks.py:sleepone" > stdout &

  $ hg -R b up -q --config hooks.pre-update="python:`pwd`/hooks.py:sleephalf" \

  > > preup 2>&1

  $ wait

  $ cat preup

  waiting for lock on working directory of b held by process '*' on host '*' (glob)

  got lock after * seconds (glob)

  $ cat stdout

  adding b

Pushing to a local read-only repo that can't be locked

  $ chmod 100 a/.hg/store

  $ hg -R b push a

  pushing to a

  searching for changes

  abort: could not lock repository a: Permission denied

  [255]

  $ chmod 700 a/.hg/store