diff options
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()  | 
