notmuch's idea of concurrency / failing an invocation

[Mike Kelly]

On Fri, 28 Jan 2011 11:57:34 -0500
Austin Clements <amdragon at mit.edu> wrote:

> Yes, exactly.  All of this.  Unfortunately, Xapian doesn't expose the
> ability to block on the lock (see the fcntl call in
> backends/flint_lock.cc, which is hard-coded to the non-blocking
> F_SETLK instead of F_SETLKW), so we'd either need a new Xapian
> option, or we would just have to wrap our own flock/fcntl lock around
> things as you suggest.

Hrm. Do you know if Xapian upstream would be open to a patch to support
optional blocking locks? We can't be the only ones hitting these sorts
of issues.

-- 
Mike Kelly
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