Alvaro Herrera wrote:
Alvaro Herrera wrote:
Note that it may fail! This seems to indicate that some platforms do
not provide either locking mechanism.
(Which means the whole discussion is a waste of time)
Umm, no, I don't think so. It will block instead of failing unless you
request a non blocking call. Failure means someone else holds the lock.
But what Tom says about NFS is probably true, and a good enough reason
not to trust locking in general for this purpose, I think
cheers
andrew
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