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Re: bash : stderr & more (pipe for stderr)
- From: Igor Pechtchanski <pechtcha at cs dot nyu dot edu>
- To: Randall R Schulz <rschulz at sonic dot net>
- Cc: cygwin at cygwin dot com
- Date: Sat, 14 Jun 2003 19:18:05 -0400 (EDT)
- Subject: Re: bash : stderr & more (pipe for stderr)
- Reply-to: cygwin at cygwin dot com
On Sat, 14 Jun 2003, Randall R Schulz wrote:
> At 00:25 2003-06-14, Alex Vinokur wrote:
> >$ <command> | more # works only for stdout
> >$ <command> |& more
> >bash: syntax error near unexpected token `&'
> >How to use pipe for stderr?
> BASH uses the Bourne and Korn shell syntax for redirection. You're
> using the CSH / tcsh variety.
> # Redirect standard out and standard error separately
> % cmd >stdout-redirect 2>stderr-redirect
> # Redirect standard error and out together
> % cmd >stdout-redirect 2>&1
> # Merge standard error with standard out and pipe
> % cmd 2>&1 |cmd2
> Randall Schulz
I'm probably being a smartass here, but you can also *swap* stdout and
stderr on redirection:
% cmd 3>&2 2>&1 1>&3-
Hope this helps,
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