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Top Forums Shell Programming and Scripting How can I pass arguments to system command in a awk script? Post 302884796 by Akshay Hegde on Wednesday 22nd of January 2014 12:57:36 AM
Old 01-22-2014
Quote:
Originally Posted by solaris21
Hi

I apreciate your helping, I only want to ask another question, please

Code:
byte=substr(cadena,pos,2);
cmd = "grep -n  "byte"  mapeo.txt"
system(cmd);

if I want to take the output of command system on a variable; Is it that possible? ...I try using

Code:
cmd = "grep "byte"  mapeo.txt | awk '{"ascii_dec"=$2}'"

however I had that:

Code:
awk: línea ord.:1: {=$2}
awk: línea ord.:1:  ^ syntax error

Thank you Smilie
in following thread there is one function named Cmd copy and paste in your program and then execute your system commands

Help me in the Execution of Date comparsion by Akshay Hegde - UNIX for Dummies Questions & Answers - Unix Linux Forums

Cheers..
 

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TRACE-CMD-OPTIONS(1)													      TRACE-CMD-OPTIONS(1)

NAME
trace-cmd-options - list available options from trace-cmd plugins SYNOPSIS
trace-cmd options DESCRIPTION
The trace-cmd(1) options command will examine all the trace-cmd plugins that are used by trace-cmd report(1) and list them. SEE ALSO
trace-cmd(1), trace-cmd-record(1), trace-cmd-start(1), trace-cmd-stop(1), trace-cmd-extract(1), trace-cmd-reset(1), trace-cmd-split(1), trace-cmd-list(1), trace-cmd-listen(1) AUTHOR
Written by Steven Rostedt, <rostedt@goodmis.org[1]> RESOURCES
git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/trace-cmd.git COPYING
Copyright (C) 2011 Red Hat, Inc. Free use of this software is granted under the terms of the GNU Public License (GPL). NOTES
1. rostedt@goodmis.org mailto:rostedt@goodmis.org 06/11/2014 TRACE-CMD-OPTIONS(1)
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