From: Stephane Chazelas <stephane.chazelas@gmail.com>
To: zsh-users@zsh.org
Subject: Re: multi-digit file descriptors
Date: Wed, 11 Feb 2015 20:47:09 +0000 [thread overview]
Message-ID: <20150211204708.GA10940@chaz.gmail.com> (raw)
In-Reply-To: <20150211162637.GA9083__22180.4416658872$1423672129$gmane$org@xvii.vinc17.org>
2015-02-11 17:26:37 +0100, Vincent Lefevre:
> Contrary to bash and mksh, zsh doesn't support file descriptors with
> multiple digits. Considered the following file "redir".
>
> ----------------------------------------
> ( echo foo >&9; ) 9>my_file
> cat my_file
>
> ( echo bar >&10; ) 10>my_file
> cat my_file
> ----------------------------------------
>
> xvii% bash redir
> foo
> bar
> xvii% mksh redir
> foo
> bar
> xvii% zsh redir
> foo
> redir:4: parse error near `10'
>
> The behavior of dash and ksh93 is similar to zsh. But is there any
> reason?
>
> BTW, POSIX doesn't seem to restrict file descriptors to 1 digit.
[...]
Related discussion on the austin-group mailing list:
http://thread.gmane.org/gmane.comp.standards.posix.austin.general/10094
--
Stephane
next parent reply other threads:[~2015-02-11 20:52 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20150211162637.GA9083__22180.4416658872$1423672129$gmane$org@xvii.vinc17.org>
2015-02-11 20:47 ` Stephane Chazelas [this message]
2015-02-11 16:26 Vincent Lefevre
2015-02-11 17:27 ` Bart Schaefer
2015-02-11 17:46 ` Peter Stephenson
2015-02-12 10:24 ` Vincent Lefevre
2015-02-12 16:45 ` Bart Schaefer
2015-02-12 10:16 ` Vincent Lefevre
2015-02-13 4:21 ` Bart Schaefer
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