Reading line in while loop

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1. Shell Programming and Scripting

Problem with while loop reading every line of a text file

Hello, I'm using RHEL 5.1 with bash. How to handle "read" inside while loop reading every line? Please see below: # cat /tmp/passwd_sample CARRJ12:qVSn4ja4mFA72,..:20021:125:JULIAN CARR:/home/everyone:/bin/bash HERCOT01:NK/3j2ZB4ZC7Q:20022:125:TOM HERCOCK:/home/everyone:/bin/bash...

2. Shell Programming and Scripting

Reading line by line from live log file using while loop and considering only those lines start from

Hi, I want to read a live log file line by line and considering those line which start from time stamp; Below code I am using, which read line but throws an exception when comparing line that does not contain error code tail -F /logs/COMMON-ERROR.log | while read myline; do...

3. Shell Programming and Scripting

Reading text file, comparing a value in a line, and placing only part of the line in a variable?

I need some help. I would like to read in a text file. Take a variable such as ROW-D-01, compare it to what's in one line in the text file such as PROD/VM/ROW-D-01 and only input PROD/VM into a variable without the /ROW-D-01. Is this possible? any help is appreciated.

4. Shell Programming and Scripting

While loop is not reading next line in the file when IF condition is used.

Hi Guys I am new to scripting.Please forgive for asking basic questions. I want to write a script to check whether the logs are getting updated in last 15 mins. cat server 192.168.1.6 192.168.1.7 cat list 192.168.1.7 /logs/logpath1 192.168.1.7 /logs/logpath2 192.168.1.6...

5. Shell Programming and Scripting

Read file using while loop not reading last line

I have written a script to read the file line by line. It is reading and printing the lines. But it is coming out of loop before reading last line. So I am not able to print last line. How do I solve it.

6. Shell Programming and Scripting

[Solved] Problem in reading a file line by line till it reaches a white line

So, I want to read line-by-line a text file with unknown number of files.... So: a=1 b=1 while ; do b=`sed -n '$ap' test` a=`expr $a + 1` $here do something with b etc done the problem is that sed does not seem to recognise the $a, even when trying sed -n ' $a p' So, I cannot read...

7. Shell Programming and Scripting

Reading a file line by line and processing for each line

Hi, I am a beginner in shell scripting. I have written the following script, which is supposed to process the while loop for each line in the sid_home.txt file. But I'm getting the 'end of file' unexpected for the last line. The file sid_home.txt gets generated as expected, but the script...

8. Shell Programming and Scripting

while loop not reading last line

hi all, i have a while loop which i am using to read lines into an array: k=0 exec 10<file while read LINE <&10; do ARRAY=$LINE ((k++)) done exec 10>&- echo ${ARRAY} for some reason when i display the array it is not showing the last row in the file. any help appreciated.

9. Shell Programming and Scripting

Reading from a specific line in a loop

Hello All, Request you to let me know how to do the below urgently.. Requirement File A Contains: for i in file A DEV1 DEV5 STG1 STG5 File B Contains: for j in file B DEV1 DEV5 STG1 STG5

Shell Programming and Scripting