linux-kernel - Re: NAK (bashizm in the /bin/sh script): [PATCH v3] doc/oops-tracing: add Code: decode info

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Message-ID: <20070623153239.78ee86fe@the-village.bc.nu>
Date:	Sat, 23 Jun 2007 15:32:39 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Andi Kleen <ak@...e.de>
Cc:	Arkadiusz Miskiewicz <arekm@...en.pl>,
	Oleg Verych <olecom@...wer.upol.cz>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	lkml <linux-kernel@...r.kernel.org>, akpm@...ux-foundation.org
Subject: Re: NAK (bashizm in the /bin/sh script): [PATCH v3]
 doc/oops-tracing: add Code: decode info

On Sat, 23 Jun 2007 15:17:27 +0200
Andi Kleen <ak@...e.de> wrote:

> On Saturday 23 June 2007 13:09, Arkadiusz Miskiewicz wrote:
> > On Saturday 23 of June 2007, Andi Kleen wrote:
> > > Here's a nickel. Get yourself a real shell.
> >
> > POSIX compilant shell isn't real shell?
> 
> In this case it's not good enough. We're not writing POSIX portable software 
> here, but Linux software where /bin/sh is /bin/bash. Similar to the Linux 
> kernel which is not written in portable ISO C.

Having the scripts work with other shells is very helpful for porting,
cross building and the like. Also on Linux /bin/sh is not
neccessarily /bin/bash.

Alan
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