Re: Any way to prevent reloading of running watches when adding to crontab?

From: Lukas Jelinek <>
Date: Wed, 30 Sep 2009 17:03:10 +0200

there is currently no way how to do it. The only workaround (for system
tables) is to add a brand new table. It will use a new file descriptor
and won't affect the existing ones. But the appropriate feature would be
implemented in the future versions. I will create a request for it into
the BTS.


> Hi there,
> Is there any way to add new watches to the incrontab and load them
> without re-arming existing watches?
> I'm using incron with IN_NO_LOOP so that the watches are not triggered
> again while the script is running.
> This suits my use case as I'm really watching for the start of an
> "event" in a list of directories which normally involves lots of files
> hitting it in short order. The script then processes this "event" and
> only exits when complete, re-arming the watch in the process.
> This all works fine, however, if I add a new watch and there are
> existing events in progress, the watches all trigger again.
> To be clear, I only want the script to run when the FIRST file lands,
> not with each subsequent file (until the called script ends).
> Now, I can build some complexities into my own code to somehow check
> for any in-progress events pertaining to that particular directory,
> but, I was just wondering if there is any way to handle this from
> within incron?
> Thanks,
> Euan.
Received on Tue Jun 05 2012 - 22:14:21 CEST

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