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SubjectRe: Multithreaded locks.c
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> have got it right.  Does anyone know what this part of the
> flock(2) manpage means?
>
> A single file may not simultaneously have both shared and
> exclusive locks.

AFAIK its saying LOCK_EX is exclusive and blocks shared locks and vice
versa. Its a standard reader-writer lock setup. LOCK_EX is writer, LOCK_SH
is reader.

Alan


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