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Re^2: Ensuring only one copy of a perl script is running at a time

by ikegami (Pope)
on Dec 19, 2006 at 17:32 UTC ( #590713=note: print w/ replies, xml ) Need Help??

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  1. or download this
    +===============================+===============================+
    | Process 1                     | Process 2                     |
    ...
    | write 2 to the status file    |                               |
    | proceed                       |                               |
    +===============================+===============================+
    

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