you're not supposed to open, and then lock your lock/semaphore file, as in that gap of time, another copy of your program can open it also. any decent perl book (e.g. camel book) tells you how to get around it. Alternatively, read the docs and faqs on open and flock.

In reply to Re: Mysterious Disapperance of file contents by aquarium
in thread Mysterious Disapperance of file contents by Gorby

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