From: Peter Stephenson <pws@csr.com>
To: 516998@bugs.debian.org, zsh-workers@sunsite.dk
Subject: Re: Bug#516998: zsh regards reserved word as candidate for alias substitution
Date: Wed, 25 Mar 2009 16:23:28 +0000 [thread overview]
Message-ID: <200903251623.n2PGNSQM013375@news01.csr.com> (raw)
In-Reply-To: <20090325144931.GA9330@scru.org>
Clint Adams wrote:
> On Wed, Feb 25, 2009 at 12:18:46AM +0100, Vincent Lefevre wrote:
> > POSIX.1-2008 says[*]:
> >
> > 2.3.1 Alias Substitution
> > [...] However, reserved words in correct grammatical context
> > shall not be candidates for alias substitution.
> >
> > [*] http://www.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html
> #tag_18_03_01
> >
> > but zsh gives:
> >
> > vin% emulate sh
> > vin% alias !="echo OK"
> > vin% ! foo
> > OK foo
> > vin%
> >
> > instead of running command "foo". ksh93, pdksh, dash and bash
> > in POSIX mode all behave correctly.
>
> Where it seems that "correctly" means that setting the alias
> succeeds, but ! is never substituted.
This was fixed in 26675.
--
Peter Stephenson <pws@csr.com> Software Engineer
CSR PLC, Churchill House, Cambridge Business Park, Cowley Road
Cambridge, CB4 0WZ, UK Tel: +44 (0)1223 692070
prev parent reply other threads:[~2009-03-25 16:24 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20090224231846.GA15279@vin.lip.ens-lyon.fr>
2009-03-25 14:49 ` Clint Adams
2009-03-25 16:23 ` Peter Stephenson [this message]
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