Subject: Re: cat(1) question: multiple "-"s
To: Hubert Feyrer <email@example.com>
From: Johnny Billquist <firstname.lastname@example.org>
Date: 04/18/2006 19:21:42
Isn't that obvious?
When the first redirected stdin gives eof, it switches to the next one.
I've never seriously played with zsh, but I've always been someone
intrigued by it. I wonder if any other shell have that one.
Hubert Feyrer wrote:
> On Tue, 18 Apr 2006, Chavdar Ivanov wrote:
>> root@loan8> cat - - - < /tmp/1 < /tmp/2 </tmp/3
> Wow. How does that work?
> I'm familiar with the concepts of stdio, stdin and eof, but
> how does cat/zsh know when to attach the next file to the stdin file
> - Hubert
Johnny Billquist || "I'm on a bus
|| on a psychedelic trip
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