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Re: handling of test == by BASH's POSIX mode


From: Eric Blake
Subject: Re: handling of test == by BASH's POSIX mode
Date: Mon, 28 May 2012 09:03:16 -0600
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:12.0) Gecko/20120430 Thunderbird/12.0.1

On 05/27/2012 01:15 AM, Jon Seymour wrote:
> Is there a reason why bash doesn't treat == as an illegal test
> operator when running in POSIX mode?

Because POSIX doesn't forbid extensions.  Furthermore, POSIX is
considering the standardization of ==:

http://austingroupbugs.net/view.php?id=375

at which point, the use of == would be required to work.

-- 
Eric Blake   address@hidden    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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