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From: Stephane Chazelas <stephane_chazelas@yahoo.fr>
To: zsh-users@zsh.org
Subject: {fd}< and compound commands
Date: Wed, 14 Sep 2011 18:21:48 +0100	[thread overview]
Message-ID: <20110914172148.GA7325@yahoo.fr> (raw)

Hiya,

$ echo $ZSH_VERSION
4.3.12
$ zsh -c '{echo foo >&$fd;}  {fd}> a'
zsh:1: parse error near `{'
(same for while/do/done constructs at least)

Is that the expected behavior? I can't see it being documented.

That would be useful in

while read <&$fd var; do
  ...
done {fd}< file

to avoid having to worry about overriding fds 3-9.

-- 
Stephane


             reply	other threads:[~2011-09-14 17:28 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-14 17:21 Stephane Chazelas [this message]
2011-09-14 17:36 ` Mikael Magnusson
2011-09-14 19:06 ` Peter Stephenson
2011-09-14 19:31   ` Stephane Chazelas
2011-09-14 21:05     ` Peter Stephenson
2011-09-15 12:58   ` Stephane Chazelas
2011-09-15 13:09     ` Peter Stephenson
2011-09-15 13:22       ` Chet Ramey
2011-09-15 14:21         ` Stephane Chazelas
2011-09-17 12:21   ` Stephane Chazelas

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