Re: [PATCH] t1507: change quoting in test_did_you_mean to a more general one

From: Kacper Kornet <draenog@pld-linux.org>
Date: May 6, 2011, 08:39 UTC
Message-ID: <20110506083937.GA3719@camk.edu.pl>
In-Reply-To: <7vsjss6hmf.fsf@alter.siamese.dyndns.org>

On Thu, May 05, 2011 at 01:02:16PM -0700, Junio C Hamano wrote:

> Kacper Kornet <draenog@pld-linux.org> writes:

> > In bash and some other shells the script:

> >   x=2; unset a; echo "${a:-'$x'}"

> > prints '2'. However ksh shell prints $x. The quoting is added to
> > reproduce bash behaviour.

> What I happen to have in /usr/bin/ksh

>     $ /usr/bin/ksh --version
>       version         sh (AT&T Research) 93t+ 2009-05-01

> does not seem to have this issue.

> Whose ksh is this

It is pdksh 5.2.14 from http://www.cs.mun.ca/~michael/pdksh/

> It is broken.

You are right. It is corrected in mksh, which claims to be a successor to pdksh. Unfortunately pdksh is used by default as /bin/sh in PLD Linux Distribution which are use. Probably the time to think about the change of this default.

-- 
  Kacper Kornet