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Re: exit status question


From: Eric Blake
Subject: Re: exit status question
Date: Mon, 20 Dec 2010 11:30:52 -0700
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On 12/20/2010 11:25 AM, Curtis Doty wrote:
> Not exactly sure if this is a bug. But I don't understand why only the
> first time running ((i++)) returns an error exit status.

Because it follows the same semantics as 'expr', where status 1 is
reserved for a successful run with value 0, and status 2 and above are
reserved for errors.  This was just brought up on the list earlier this
month:
http://lists.gnu.org/archive/html/bug-bash/2010-12/msg00087.html

and seems to be a recurring question:
http://lists.gnu.org/archive/html/bug-bash/2010-07/msg00121.html

-- 
Eric Blake   address@hidden    +1-801-349-2682
Libvirt virtualization library http://libvirt.org

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