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Diffstat (limited to 'packages/Python/lldbsuite/test/lock.py')
-rw-r--r-- | packages/Python/lldbsuite/test/lock.py | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/packages/Python/lldbsuite/test/lock.py b/packages/Python/lldbsuite/test/lock.py deleted file mode 100644 index 0e3af4a6b16e..000000000000 --- a/packages/Python/lldbsuite/test/lock.py +++ /dev/null @@ -1,28 +0,0 @@ -""" -Interprocess mutex based on file locks -""" - -import fcntl -import os - - -class Lock: - - def __init__(self, filename): - self.filename = filename - # This will create it if it does not exist already - unbuffered = 0 - self.handle = open(filename, 'a+', unbuffered) - - def acquire(self): - fcntl.flock(self.handle, fcntl.LOCK_EX) - - # will throw IOError if unavailable - def try_acquire(self): - fcntl.flock(self.handle, fcntl.LOCK_NB | fcntl.LOCK_EX) - - def release(self): - fcntl.flock(self.handle, fcntl.LOCK_UN) - - def __del__(self): - self.handle.close() |