05-30-2014
The while loop, in this case runs in another subshell with its own scope of variables, which are created and destroy as the while loop starts and finishes.
Some
more explanation
This User Gave Thanks to Aia For This Post:
9 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
Simple script trying to increment a counter within an echo statement never gets past 1 - PLEASE HELP!
Thanks.
~~~~~~~~~~~
#!/bin/sh
stepup()
{
STEP=`expr $STEP + 1`
echo $STEP
}
#
# Initialize variables
#
STEP=0
echo "Counter Value: `stepup`"
echo "Counter Value:... (2 Replies)
Discussion started by: blaze
2 Replies
2. Shell Programming and Scripting
Hello,
I am making an increment counter in ksh. So i write a number in a temporary file and when I execute my script I read this file and I make +1.
But how can I make this with a number with 6 digits , example
000009 + 1 = 000010
...
....
....
000099 + 1 = 000100
Do anyone know... (5 Replies)
Discussion started by: steiner
5 Replies
3. UNIX for Dummies Questions & Answers
Hi guys,
Can someone help me out with this:
I have a directory with files like the following,
GHost++ 2010-03-14 04-01 DotaCash RD us_ca LC #7 (44m19s).w3g
GHost++ 2010-03-14 04-06 DotaCash AP us_ca LC #8 (42m24s).w3g
GHost++ 2010-03-14 04-07 DotaCash AR us_ca LC #10 (08m23s).w3g ... (4 Replies)
Discussion started by: hbjlee17
4 Replies
4. Shell Programming and Scripting
Hello Everyone,
I'm in need of assistance on creating a script with a counter on a certain string.
Basically this script opens a log file and displays certain log data. There are two key words in the log. START and FINISH. In between the START and FINISH is a variable ACTNUMBER. It will... (1 Reply)
Discussion started by: rxc23816
1 Replies
5. Shell Programming and Scripting
Hi,
I would like to add a suffix to a file name but maintain the suffix length to 5 digits.
For eg,
output > 1st_file.00001, 2nd_file.00002...10th_file.00010....100th_file.00100
Can anyone please advise me on how to go about it?
Platform: SunOS mps201a 5.9 Generic_118558-39 sun4u... (7 Replies)
Discussion started by: danish0909
7 Replies
6. Shell Programming and Scripting
Hello There,
I have been trying to increment the value of variable to 1, 2, 3 etc. but, it displays
1
1+1
1+1+1
.....
:wall:
Could anyone help out with this?
for i in *.*
do
s=`expr $s+1`
echo $s
j=$i$j
mv $i $j
done
Any help is appreciated? (24 Replies)
Discussion started by: amrutha0303
24 Replies
7. Shell Programming and Scripting
Hi there everyone!
This is my first post so be gentle.
I have a small bash script that is extracting 3 line every 3 lines. I got the AWK part but i cant do the loop part.
#!/bin/bash
export line=`awk 'END { print NR }' btnew`
echo $line
for i in {1..$line..3} #increment
do
echo... (2 Replies)
Discussion started by: theodorosGreece
2 Replies
8. Shell Programming and Scripting
Hi,
i have a scenario were i should compare a few fields from each line then increment a variable based on that.
Example file
989878|8999|Y|0|Y|N|V
989878|8999|Y|0|N|N|V
989878|8999|Y|2344|Y|N|V
i have 3 conditions to check and increment a variable on every line
condition 1 if ( $3... (4 Replies)
Discussion started by: selvankj
4 Replies
9. Shell Programming and Scripting
We have a simple menu with prompt of menu numbers to user.
It is still under construction.
Is there a way to "count" the menu choices so the prompt maximum count can be changed dynamically?
See attached TODO note in code
read_options(){
local choice
# the... (7 Replies)
Discussion started by: annacreek
7 Replies
LEARN ABOUT LINUX
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)