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To: cygwin AT cygwin DOT com
From: Andrew DeFaria <Andrew AT DeFaria DOT com>
Subject: Re: Problem with cron jobs
Date: Thu, 21 Aug 2014 14:40:38 -0700
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References: <CAEF1h+VvERQqWKnorMSFRF=NPhbMU+OTO437VkmJK7eY-buvgQ AT mail DOT gmail DOT com> <1041974061 DOT 20140821182500 AT yandex DOT ru>
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On 8/21/2014 7:25 AM, Andrey Repin wrote:
> Greetings, Cary Lewis!
>
>> I have created a small shell script that acts like a network
>> connectivity watchdog, which checks for a successful ping to the
>> internet, and if it doesn't work, restarts the machine.
>
>> When I attempt to run it from a cron job, the script exits whenever
>> any of the commands exits with a non zero status, preventing the
>> script from doing its job.
>
>> Has anyone seen this behaviour before?
>
>> I have tried wrapping the script in () to run it within a sub-shell,
>> but to no avail.
>
> man bash
> You have to disable abort-on-error in your script.
>
>
> --
> WBR,
> Andrey Repin (anrdaemon AT yandex DOT ru) 21.08.2014, <18:24>
>
> Sorry for my terrible english...
>
>

$ man bash | grep abort
        Control-G  will  abort  an  incremental search and restore the 
original
        abort (C-g)

It might be better if your searched for "errexit".

-- 
Andrew DeFaria
http://defaria.com


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