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Full Discussion: Tricky egrep
Operating Systems Solaris Tricky egrep Post 302503886 by Perderabo on Saturday 12th of March 2011 08:29:19 AM
Old 03-12-2011
Quote:
Originally Posted by kl0x
Hi folks!

How come
.
.
.this does nothing?

Code:
grep "..\:.." lista.new | egrep '$comando'

knowing thet $comando is the same egrep..
[CODE]Ideas?
No shell will look inside single quotes. Try this:
Code:
echo '$comando'

instead of
Code:
echo $comando

to see what egrep is seeing.
 

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ZGREP(1)						    BSD General Commands Manual 						  ZGREP(1)

NAME
zgrep, zegrep, zfgrep -- print lines matching a pattern in gzip-compressed files SYNOPSIS
zgrep [grep-flags] [--] pattern [files ...] zegrep [grep-flags] [--] pattern [file ...] zfgrep [grep-flags] [--] pattern [file ...] DESCRIPTION
zgrep runs grep(1) on files or stdin, if no files argument is given, after decompressing them with zcat(1). The grep-flags and pattern arguments are passed on to grep(1). If an -e flag is found in the grep-flags, zgrep will not look for a pattern argument. zegrep calls egrep(1), while zfgrep calls fgrep(1). EXIT STATUS
In case of missing arguments or missing pattern, 1 will be returned, otherwise 0. SEE ALSO
egrep(1), fgrep(1), grep(1), gzip(1), zcat(1) AUTHORS
Thomas Klausner <wiz@NetBSD.org> BSD
December 28, 2003 BSD
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