Date: Tue, 31 Jan 2017 12:56:40 -0500 From: "James B. Byrne" <byrnejb@harte-lyne.ca> To: "Polytropon" <freebsd@edvax.de> Cc: freebsd-questions@freebsd.org Subject: Re: Variable assignment in sh Message-ID: <5f51e2c3bdb8a20c6a7786c2b345c957.squirrel@webmail.harte-lyne.ca> In-Reply-To: <20170131185103.7f911dfb.freebsd@edvax.de> References: <b831bd9e40321e59910ea8913c7a6302.squirrel@webmail.harte-lyne.ca> <20170131161824.a9f1ef46.freebsd@edvax.de> <b553c644fccc211f9658b31cfe65e8a0.squirrel@webmail.harte-lyne.ca> <20170131185103.7f911dfb.freebsd@edvax.de>
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On Tue, January 31, 2017 12:51, Polytropon wrote:
> On Tue, 31 Jan 2017 12:11:49 -0500, James B. Byrne via
> freebsd-questions wrote:
>>
>> In any case, I now have set the shell in the root crontab file
>> explicitly to /usr/local/bin/bash in hopes of avoiding this problem
>> in the future.
>
> That _might_ introduce problems in the future when bash is not
> available. My suggestion: Use /bin/sh for scripting except you
> need to rely on a "bash-ism", a feature that bash can provide,
> but sh cannot. However, you can use bash interactively to test
> sh commands, there is "backward compatibility" (bash can be seen
> as a superset of sh).
>
How would bash become unavailable on this particular system without
someone specifically removing it?
--
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