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    SubjectRe: Bug in set/gethostname.
    "A month of sundays ago Peter T. Breuer wrote:"
    > "A month of sundays ago Michael Elizabeth Chastain wrote:"
    > > will return either the old name or the new name, but not some mongrel
    > > mixture of the two.
    > You don't need to acquire a semaphore on read, do you? Surely only on
    > write? It doesn't matter if two people read the same data
    > simultaneously, so long as no two people write it simultaneously ...

    Gah. wups. Yes, of course you need a n readers/1 writer guarantee.
    A semaphore for both reading and writing does that, even if it is too
    tight a restriction.


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