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Full Discussion: egrep - Help Required
Top Forums Shell Programming and Scripting egrep - Help Required Post 302422493 by Scott on Tuesday 18th of May 2010 02:31:12 PM
Old 05-18-2010
curleb was referring to:

Code:
if [ $? -ne 0]; then

which should be:
Code:
if [ $? -ne 0 ]; then

That your egrep always returns 1 indicates that you if statement if actually fine, but that your egrep is not finding anything.

I could find no reference to \s in the manual, although I presume it to mean whitespace (or space)...
 

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XZGREP(1)							     XZ Utils								 XZGREP(1)

NAME
xzgrep - search compressed files for a regular expression SYNOPSIS
xzgrep [grep_options] [-e] pattern file... xzegrep ... xzfgrep ... lzgrep ... lzegrep ... lzfgrep ... DESCRIPTION
xzgrep invokes grep(1) on files which may be either uncompressed or compressed with xz(1), lzma(1), gzip(1), or bzip2(1). All options specified are passed directly to grep(1). If no file is specified, then the standard input is decompressed if necessary and fed to grep(1). When reading from standard input, gzip(1) and bzip2(1) compressed files are not supported. If xzgrep is invoked as xzegrep or xzfgrep then egrep(1) or fgrep(1) is used instead of grep(1). The same applies to names lzgrep, lze- grep, and lzfgrep, which are provided for backward compatibility with LZMA Utils. ENVIRONMENT
GREP If the GREP environment variable is set, xzgrep uses it instead of grep(1), egrep(1), or fgrep(1). SEE ALSO
grep(1), xz(1), gzip(1), bzip2(1), zgrep(1) Tukaani 2009-07-05 XZGREP(1)
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