From: Mikael Magnusson <mikachu@gmail.com>
To: Bart Schaefer <schaefer@brasslantern.com>
Cc: zsh workers <zsh-workers@zsh.org>
Subject: Re: Somewhat unexpected results of {myfd}>&1 when noclobber set
Date: Sun, 10 Mar 2013 13:11:05 +0100 [thread overview]
Message-ID: <CAHYJk3QQTM9hUGiNonUhTEa=CrSutM+DErGXJO8VFobB7HV=_g@mail.gmail.com> (raw)
In-Reply-To: <130309071252.ZM19892@torch.brasslantern.com>
On 9 March 2013 16:12, Bart Schaefer <schaefer@brasslantern.com> wrote:
> The real question is whether math evaluation is applied when you do
>
> print something >&$bar
>
> If $bar is not evaluated in that context, then it should not be in the
> dup context either, but if it IS evaluated in that context, then it
> should be treated consistently . Guess what:
>
> integer bar=1+1
> print something >&$bar
>
> DOES print to stderr, so I would argue that the current behavior is
> the correct one (except for the spurious warning message).
Well, this 1+1 is evaluated when you assign to bar, not when you do >&$bar...
(not ignoring the rest of the message, just replying to this part for now).
% foo=1+1
% echo $foo
1+1
% print something >&$foo
results in the file 1+1 being created with contents 'something'.
--
Mikael Magnusson
next prev parent reply other threads:[~2013-03-10 12:11 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-09 10:33 Mikael Magnusson
2013-03-09 15:12 ` Bart Schaefer
2013-03-10 12:11 ` Mikael Magnusson [this message]
2013-03-10 18:26 ` Bart Schaefer
2013-03-10 18:52 ` Peter Stephenson
2013-03-10 20:17 ` Peter Stephenson
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