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Re: [Nmh-workers] Locking (specifically, sequences)

From: Ken Hornstein
Subject: Re: [Nmh-workers] Locking (specifically, sequences)
Date: Sat, 09 Mar 2013 09:20:46 -0500

>>   So it probably makes sense to there to call seq_read() to read/lock
>>   the sequence file after all the messages are searched; that will
>>   reload any changes to the sequence file & write-lock it.
>What happens if there were changes to the sequence file,
>esp. some that invalidate the (potentially long) operation
>that had just been completed?

I'm trying to imagine how that would work.  Programs like "pick" and
"inc" just add sequences to the the sequence file.  So what could
be happening that would invalidate what they do?


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