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Re: trap handler scope wrong?

From: Paul Jarc
Subject: Re: trap handler scope wrong?
Date: Sun, 05 Mar 2006 21:13:07 -0500
User-agent: Gnus/5.110003 (No Gnus v0.3) Emacs/21.4 (gnu/linux)

Phillip Susi <address@hidden> wrote:
> Chet Ramey wrote:
>> That's about right, but you need >&3 in the trap command.
> I did have > &3 in the trap command, see?

You have "> &3".  You need ">&3", without a space.

> I'm a bit worried though about hard coding the fd 3.  Is there a way
> to get the next available fd number and save it in a variable,
> rather than hard code 3?

Unfortunately, no.  You could use a higher number, which would be less
likely to be used, but if you want to be portable to other shells, you
can only go up to 9.


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