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Top Forums Shell Programming and Scripting How to redirect you o/p to many files at the same time. Post 302382649 by radoulov on Thursday 24th of December 2009 07:00:40 AM
Old 12-24-2009
The Z Shell has the multios option:

Code:
zsh-4.3.10[t]% print x >a >b >c
zsh-4.3.10[t]% head *
==> a <==
x

==> b <==
x

==> c <==
x

Or even:

Code:
zsh-4.3.10[t]% print y >>*     
zsh-4.3.10[t]% head *
==> a <==
x
y

==> b <==
x
y

==> c <==
x
y

With the other shells you should use the external command tee:

Code:
zsh-4.3.10[t]% bash -c 'echo z | tee a b c'
z
zsh-4.3.10[t]% head *
==> a <==
z

==> b <==
z

==> c <==
z

 

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shells(4)							   File Formats 							 shells(4)

NAME
shells - shell database SYNOPSIS
/etc/shells DESCRIPTION
The shells file contains a list of the shells on the system. Applications use this file to determine whether a shell is valid. See getuser- shell(3C). For each shell a single line should be present, consisting of the shell's path, relative to root. A hash mark (#) indicates the beginning of a comment; subsequent characters up to the end of the line are not interpreted by the routines which search the file. Blank lines are also ignored. The following default shells are used by utilities: /bin/bash, /bin/csh, /bin/jsh, /bin/ksh, /bin/ksh93, /bin/pfcsh, /bin/pfksh, /bin/pfsh, /bin/sh, /bin/tcsh, /bin/zsh, /sbin/jsh, /sbin/sh, /usr/bin/bash, /usr/bin/csh, /usr/bin/jsh, /usr/bin/ksh, /usr/bin/ksh93, /usr/bin/pfcsh, /usr/bin/pfksh, /usr/bin/pfsh, and /usr/bin/sh, /usr/bin/tcsh, /usr/bin/zsh, and /usr/sfw/bin/zsh. /etc/shells overrides the default list. Invalid shells in /etc/shells could cause unexpected behavior, such as being unable to log in by way of ftp(1). FILES
/etc/shells list of shells on system SEE ALSO
vipw(1B), ftpd(1M), sendmail(1M), getusershell(3C), aliases(4) SunOS 5.11 20 Nov 2007 shells(4)
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