10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
I'm taking a unix class and need to countdown to 0 from whatever number the user inputs. I know how to do this with a while or until loop but using the for loop is throwing me off....
I know I can use an if-then statement in my for loop but can I include a while loop in my for loop? (3 Replies)
Discussion started by: xxhieixx
3 Replies
2. Shell Programming and Scripting
Hi All,
Below is the very simple code snippet but it si giving me syntax error
#!/bin/bash
#To ensure If JMS directory exists or not
ServerName=$(hostname)
#To ensure If JMS directory exists or not
echo $ServerName
if ;
then
echo "Inside First If"
if ;
then
echo 'JMS... (4 Replies)
Discussion started by: sharsour
4 Replies
3. Shell Programming and Scripting
Hi friends,
I have small query with reg to awk search pattern..
below is my sample file and code which i tried..
$ cat file.txt
xxx,yyyyy,messageID,sha
xxxx,errorcode,messageID,name
in the above sample file - let assume I know the errorcode(2nd record) using which I want to... (2 Replies)
Discussion started by: Shahul
2 Replies
4. Shell Programming and Scripting
Hello,
I'm trying to write (my own primitive) traceroute command that would write out all IPs that packets are hoping through. :)
So I've put the ping command inside a for loop
#!/bin/bash
domain=${1-www.google.com}; #If no argument, then do www.google.com.
for ((i=1; i<=30; i++)) #... (9 Replies)
Discussion started by: courteous
9 Replies
5. Shell Programming and Scripting
Hi all
Sorry for the basic question, but i am writing a shell script to get around a slightly flaky binary that ships with one of our servers. This particular utility randomly generates the correct information and could work first time or may work on the 12th or 100th attempt etc !.... (4 Replies)
Discussion started by: rethink
4 Replies
6. Shell Programming and Scripting
Hi,
I am using su within a for loop. As you might expect, it prompts for password during each loop execution. Here is my piece of code:
for i in $LIST
do
if
then
DATABASE=`echo $i | awk -F "|" '{ print $1 }'`
USER_ID=`echo $i | awk -F "|" '{ print $2 }'`
su - apstage -c... (1 Reply)
Discussion started by: sugan
1 Replies
7. Shell Programming and Scripting
I'm trying to understand if it's possible to create a set of variables that are numbered based on another variable (using eval) in a loop, and then call on it before the loop ends.
As an example I've written a script called question (The fist command is to show what is the contents of the... (2 Replies)
Discussion started by: DeCoTwc
2 Replies
8. Shell Programming and Scripting
Hi Gurus
I have a file called /tmp/CMDB which looks like this
serial: 0623AN1208
hostname: server1
model: x4100
assetID: 1234
I am writing a for loop that will go through this file line by line creating a variable of itself. Using the first iteration of the loop (i.e. the first line) as... (6 Replies)
Discussion started by: hcclnoodles
6 Replies
9. UNIX for Dummies Questions & Answers
I am not able to read inside a while though i get the message "inside read" the cursor doesnt prompt from the console
cat file | while read ln_new_engine_dirs
do
echo "inside $ln_new_engine_dirs"
if
then
read nn
echo "inside read"
fi
done
Thanks in advance (3 Replies)
Discussion started by: ssuresh1999
3 Replies
10. UNIX for Dummies Questions & Answers
UNIX Sun Ultra60 5.5.1
Hello everybody, I have a problem that seems simple but turns out to be complex (for me at least). My program needs to open a directory (this part is easy), scan each filename and determine whether or not a file with the suffix (.07) exists. So the program would return... (5 Replies)
Discussion started by: j_t_kim
5 Replies