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Fix F_FULLFSYNC on PyPy + Fallback if unsupported

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Unrud 2022-02-03 14:36:53 +01:00
parent 7e29d9b5c3
commit 4d4c3bda75
1 changed files with 13 additions and 4 deletions
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15
radicale/pathutils.py
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@ -88,6 +88,10 @@ if sys.platform == "linux":
ctypes.c_uint] ctypes.c_uint]
renameat2.restype = ctypes.c_int renameat2.restype = ctypes.c_int
if sys.platform == "darwin":
# Definition missing in PyPy
F_FULLFSYNC: int = getattr(fcntl, "F_FULLFSYNC", 51)
class RwLock: class RwLock:
"""A readers-Writer lock that locks a file.""" """A readers-Writer lock that locks a file."""
@ -193,9 +197,14 @@ def rename_exchange(src: str, dst: str) -> None:
def fsync(fd: int) -> None: def fsync(fd: int) -> None:
if sys.platform != "win32" and hasattr(fcntl, "F_FULLFSYNC"): if sys.platform == "darwin":
fcntl.fcntl(fd, fcntl.F_FULLFSYNC) try:
else: fcntl.fcntl(fd, F_FULLFSYNC)
return
except OSError as e:
# Fallback if F_FULLFSYNC not supported by filesystem
if e.errno != errno.EINVAL:
raise
os.fsync(fd) os.fsync(fd)