|
|
Sponsored Content
Top Forums
Shell Programming and Scripting
processing line in file
Post 96078 by fablef00 on Tuesday 17th of January 2006 11:29:25 AM
01-17-2006
I just tried this and it seems I have a lead now. 
cat /etc/hosts | while q=$(line); do echo $q; done
but feel free to give sugestions on how I should handle the logic with checking the if the file structure exists.
Cheers
fable00
cat /etc/hosts | while q=$(line); do echo $q; done
but feel free to give sugestions on how I should handle the logic with checking the if the file structure exists.
Cheers
fable00
|
|
9 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi,
I am doing file processing line by line. while reading each line at a specified location I am searching for a particular character and then write that line to another file.
Problem is while writing to another file it was supressing the spaces, which I don't want to do.
Any help is... (1 Reply)
Discussion started by: suma
1 Replies
2. Shell Programming and Scripting
Hi,
I am a beginner in shell scripting. I have written the following script, which is supposed to process the while loop for each line in the sid_home.txt file. But I'm getting the 'end of file' unexpected for the last line. The file sid_home.txt gets generated as expected, but the script... (6 Replies)
Discussion started by: sagarparadkar
6 Replies
3. Shell Programming and Scripting
I need a script to process a huge single line text file:
The sample of the text is:
"forward_inline_item": "Inline", "options_region_Australia": "Australia", "server_event_err_msg": "There was an error attempting to save", "Token": "Yes", "family": "Family","pwd_login_tab": "Enter Your... (1 Reply)
Discussion started by: hmsadiq
1 Replies
4. Shell Programming and Scripting
Hi Sorry to multipost. I am opening the new thread because the earlier threads head was misleading to my current doubt.
and i am stuck.
list=`cat /u/Test/programs`;
psg "ServTest" | awk -v listawk=$list '{
cmd_name=($5 ~ /^/)? $9:$8
for(pgmname in listawk)
... (6 Replies)
Discussion started by: Anteus
6 Replies
5. Shell Programming and Scripting
I have a report file which somewhere has a lines starting with word ".sub"
I have a new variable named $new.
What i am trying to do is insert the content of $new just before the occurrence of ".sub" in the report file.
How can I do that? (11 Replies)
Discussion started by: animesharma
11 Replies
6. Shell Programming and Scripting
If I have a line say like this
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
I want column 16 to be moved into column 4 and the rest same, like this
1 2 3 16 5 6 7 8 9 10 11 12 13 14 15
Using awk, I know that replacing $4 with $16 and typing all the column numbers will help. But, I have more... (4 Replies)
Discussion started by: jacobs.smith
4 Replies
7. Shell Programming and Scripting
Hey, not too good at this, so I only managed a clumsy and SLOW solution to my problem that needs a drastic speed up. Any ideas how I write the following in awk only?
Code is supposed to do...
For every line read column values $6, $7, $8 and do a calculation with the same column values of every... (6 Replies)
Discussion started by: origamisven
6 Replies
8. Programming
Hello,
I extracted a list of files in a directory with the command ls . However this is not my computer, so the ls functionality has been revamped so that it gives the filesizes in front like this :
This is the output of ls command : I stored the output in a file filelist
1.1M... (5 Replies)
Discussion started by: ajayram
5 Replies
9. UNIX for Advanced & Expert Users
Hi All,
Iam trying to get a file processed and some lines have spaces...the below is not working
Want to remove empty line
Want to remove lines that start with #
Avoid line with substring WHOA
When trying to get the substring from the var also Iam having trouble
file is like VAR=VALUE,... (13 Replies)
Discussion started by: baanprog
13 Replies
LEARN ABOUT CENTOS
cat
CAT(1) User Commands CAT(1) NAME
cat - concatenate files and print on the standard output SYNOPSIS
cat [OPTION]... [FILE]... DESCRIPTION
Concatenate FILE(s), or standard input, to standard output. -A, --show-all equivalent to -vET -b, --number-nonblank number nonempty output lines, overrides -n -e equivalent to -vE -E, --show-ends display $ at end of each line -n, --number number all output lines -s, --squeeze-blank suppress repeated empty output lines -t equivalent to -vT -T, --show-tabs display TAB characters as ^I -u (ignored) -v, --show-nonprinting use ^ and M- notation, except for LFD and TAB --help display this help and exit --version output version information and exit With no FILE, or when FILE is -, read standard input. EXAMPLES
cat f - g Output f's contents, then standard input, then g's contents. cat Copy standard input to standard output. GNU coreutils online help: <http://www.gnu.org/software/coreutils/> Report cat translation bugs to <http://translationproject.org/team/> AUTHOR
Written by Torbjorn Granlund and Richard M. Stallman. COPYRIGHT
Copyright (C) 2013 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. SEE ALSO
tac(1) The full documentation for cat is maintained as a Texinfo manual. If the info and cat programs are properly installed at your site, the command info coreutils 'cat invocation' should give you access to the complete manual. GNU coreutils 8.22 June 2014 CAT(1)