02-16-2007
10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
i would like to pass a variable to awk wherein the variable comes from external loop.
i tried this...
let x=0
until test $x -eq 32
do
cat file | awk '{ print $1 , "Number" , $($x) }' >> output
done
thanks, (4 Replies)
Discussion started by: inquirer
4 Replies
2. UNIX for Dummies Questions & Answers
I have an awk statement where I Need to pass an environment variable but I cannot get it to work:
My evironment varible examples below:
$FILE1=/dev/fs/file.new
$FILE2=/dev/fs/file.old
Code below:
awk -F"|" '
BEGIN {
while( getline < "$FILE1" )
{ arr=1 }
}
arr != 1 { print }
'... (12 Replies)
Discussion started by: eja
12 Replies
3. Shell Programming and Scripting
HI all,
some more mistery about AWK, I hope you can help me out:
1)
I have a normal ksh script and sometime I call awk command. I set some variables in the script and I would like to use them up within AWK as well. Unfortunately AWK seems to forget all the variable values outside of its own... (1 Reply)
Discussion started by: BearCheese
1 Replies
4. UNIX for Dummies Questions & Answers
Hi,
I have a shell script with an ambedded awk script.
i need to pass a script variable to the awk script.
Please help.
Thanks in advance
Himani (3 Replies)
Discussion started by: HIMANI
3 Replies
5. Shell Programming and Scripting
Hello experts,
can I return a value from gawk to a shell script ?
My script as follows,
#Here I want the num value to shell script so that I can use later
gawk '
{
split($0,num,",");
print num
}'
gawk -v no=$number '{print no}'
file1
... (3 Replies)
Discussion started by: user_prady
3 Replies
6. Shell Programming and Scripting
Read parameter from a text file with one line which stored the date value like 20080831; below is the awk command I used
gawk -F, "{getline RunDate;print $RunDate" text file
When print $RunDate, it display 20080831
Would like to pass this variable to another script to use but not... (6 Replies)
Discussion started by: cbauw
6 Replies
7. Shell Programming and Scripting
I'm trying to store the response from a nawk command inside of a ksh script. The command is:
text=$(nawk -F: '$1 ~ /${imgArray}/ {print $2}' ${etcDir}/captions.txt)
From what I can tell, the imgArray variable is not being expanding when it is inside the single quote ('). Is there something I... (4 Replies)
Discussion started by: meman1188
4 Replies
8. UNIX for Dummies Questions & Answers
I know this topic has been dealt with previously, but the solutions I've seen don't work for me apparently.
I need to pass a variable defined in the shell to one in awk:
$ echo $var1
3
$ cat aaa
aaa 1
bbb 2
ccc 3
ddd 4
eee 5I've tried this, without success:
$ awk... (2 Replies)
Discussion started by: metaltree
2 Replies
9. Shell Programming and Scripting
Does anyone know of a way to do something similar to this with awk and kill? I want to create the variable in awk and pass that variable to kill.
ps -ef | grep -i chromium | awk '{$2=x}' | kill -9 $x 2>/dev/null (9 Replies)
Discussion started by: cokedude
9 Replies
10. UNIX for Dummies Questions & Answers
Hello,
May i please know how do i pass the shell variable to awk expression in the below script. It is returning null
#!/bin/bash
UNINUM=720922
UNINUM_DESC=`awk -F'|' -v UNINUM=$2 '/UNINUM/ {print $4}' datafile`
echo $UNINUM_DESC
datafile
4|First|720194|asdasdad
4|First|720735|asdasdsa... (8 Replies)
Discussion started by: Ariean
8 Replies
LEARN ABOUT MOJAVE
httppower
httppower(8) powerman httppower(8)
NAME
httppower - communicate with HTTP based power distribution units
SYNOPSIS
httppower [--url URL]
DESCRIPTION
httppower is a helper program for powerman which enables it to communicate with HTTP based power distribution units. It is run interac-
tively by the powerman daemon.
OPTIONS
-u, --url URL
Set the base URL.
INTERACTIVE COMMANDS
The following commands are accepted at the httppower> prompt:
auth user:pass
Authenticate to the base URL with specified user and password, using ``basic'' HTTP authentication which sends the user and password
over the network in plain text.
seturl URL
Set the base URL. Overrides the command line option.
get [URL-suffix]
Send an HTTP GET to the base URL with the optional URL-suffix appended.
post [URL-suffix] key=val[&key=val]...
Send an HTTP POST to the base URL with the optional URL-suffix appended, and key-value pairs as argument.
FILES
/usr/sbin/httppower
/etc/powerman/powerman.conf
ORIGIN
PowerMan was originally developed by Andrew Uselton on LLNL's Linux clusters. This software is open source and distributed under the terms
of the GNU GPL.
SEE ALSO
powerman(1), powermand(8), httppower(8), plmpower(8), vpcd(8), powerman.conf(5), powerman.dev(5), powerman-devices(7).
http://sourceforge.net/projects/powerman
powerman-2.3.5 2009-02-09 httppower(8)