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Lines 54-59
def _get_lock_fn():
Link Here
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| 54 |
_lock_fn = fcntl.lockf |
54 |
_lock_fn = fcntl.lockf |
| 55 |
return _lock_fn |
55 |
return _lock_fn |
| 56 |
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56 |
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57 |
if _test_lock_fn( |
| 58 |
lambda path, fd, flags: functools.partial( |
| 59 |
unlockfile, (path, fcntl.flock(fd, flags), 0, fcntl.flock) |
| 60 |
) |
| 61 |
): |
| 62 |
_lock_fn = fcntl.flock |
| 63 |
return _lock_fn |
| 64 |
|
| 65 |
if not _test_lock_fn( |
| 66 |
lambda path, fd, flags: hardlink_lockfile( |
| 67 |
path, flags=(os.O_NONBLOCK if flags & fcntl.LOCK_NB else 0) |
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) |
| 69 |
and functools.partial(unlockfile, (path, HARDLINK_FD, 0, None)) |
| 70 |
): |
| 71 |
# TODO: Add fallback to handle missing hardlink permission for android (bug 774384) |
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pass |
| 73 |
|
| 57 |
# Fall back to fcntl.flock. |
74 |
# Fall back to fcntl.flock. |
| 58 |
_lock_fn = fcntl.flock |
75 |
_lock_fn = fcntl.flock |
| 59 |
return _lock_fn |
76 |
return _lock_fn |
| 60 |
- |
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