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Shell Programming and Scripting
How to search Multiple patterns in unix
Post 302601215 by codemaniac on Thursday 23rd of February 2012 06:07:07 AM
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LEARN ABOUT DEBIAN
qsgrep
QSGREP(1) qsgrep man page QSGREP(1) NAME
qsgrep - Print matching patterns within a file. SYNOPSIS
qsgrep -e <pattern> -o <sub string> [<path>] DESCRIPTION
qsgrep is a simple tool to search patterns within files. It uses regular expressions to find patterns and prints the submatches within a pre-defined format string. OPTIONS
-e <pattern> Specifes the search pattern. -o <string> Defines the output string where $0-$9 are substituted by the submatches of the regular expression. <path> Defines the input file to process. qsgrep reads from from standard input if this parameter is omitted. EXAMPLE
Shows the IP addresses of clients causing mod_qos(031) messages): qsgrep -e 'mod_qos(031).*, c=([0-9.]*)' -o 'ip=$1' error_log SEE ALSO
qsexec(1), qsfilter2(1), qsgeo(1), qslog(1), qslogger(1), qspng(1), qsrotate(1), qssign(1), qstail(1) AUTHOR
Pascal Buchbinder, http://opensource.adnovum.ch/mod_qos/ mod_qos utilities 10.8 June 2012 QSGREP(1)