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Top Forums Shell Programming and Scripting How to avoid duplication within 2 files? Post 302323278 by radoulov on Saturday 6th of June 2009 08:33:04 AM
Old 06-06-2009
Quote:
Originally Posted by supercops
The first one is okay for me ..but when I am trying the second one I am getting

x[$0]++': Event not found .

Could it be because of permission restrictions on me ?>
No,
it's because you're using (t)csh. You should escape the bang:

Code:
awk '\!x[$1]++' infile

 

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LESSECHO(1)						      General Commands Manual						       LESSECHO(1)

NAME
lessecho - expand metacharacters SYNOPSIS
lessecho [-ox] [-cx] [-pn] [-dn] [-mx] [-nn] [-ex] [-a] file ... DESCRIPTION
lessecho is a program that simply echos its arguments on standard output. But any argument containing spaces is enclosed in quotes. OPTIONS
A summary of options is included below. -ox Specifies "x" to be the open quote character. -cx Specifies "x" to be the close quote character. -pn Specifies "n" to be the open quote character, as an integer. -dn Specifies "n" to be the close quote character, as an integer. -mx Specifies "x" to be a metachar. -nn Specifies "n" to be a metachar, as an integer. -ex Specifies "x" to be the escape char for metachars. -fn Specifies "n" to be the escape char for metachars, as an integer. -a Specifies that all arguments are to be quoted. The default is that only arguments containing spaces are quoted. SEE ALSO
less(1) AUTHOR
This manual page was written by Thomas Schoepf <schoepf@debian.org>, for the Debian GNU/Linux system (but may be used by others). Send bug reports or comments to bug-less@gnu.org. Version 418: 02 Jan 2008 LESSECHO(1)
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