Sponsored Content
Full Discussion: Functioning of 'cat' command
Operating Systems Linux Red Hat Functioning of 'cat' command Post 302927461 by Mathew Antony on Wednesday 3rd of December 2014 06:16:42 AM
Old 12-03-2014
Functioning of 'cat' command

I need to display file, given on the command line to 'stdout' in Linux( not in red-hat )..Just like how 'cat' command is working! Basically I need to develop that command's coding part! Can somebody suggest some algorithm?

Last edited by rbatte1; 12-03-2014 at 07:32 AM.. Reason: Set appropriate capital letters
 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

the CAT command

hi everybody, how do i open a txt file writen in unix on to a web page so when i want to view the txt file that was generated from a shell program, that file is open on a web page do i use the cat > filename.html command to do this, or is there another way many thanks :D (2 Replies)
Discussion started by: alexd
2 Replies

2. Shell Programming and Scripting

cat command

What does the below command means $cat <<% >abc.txt (3 Replies)
Discussion started by: surjyap
3 Replies

3. UNIX for Dummies Questions & Answers

Difference between cat , cat > , cat >> and touch !!!

Hi Can anybody tell the difference between Difference between cat , cat > , cat >> and touch command in UNIX? Thanks (6 Replies)
Discussion started by: skyineyes
6 Replies

4. UNIX for Advanced & Expert Users

cat command

Dear All I have two text files File1.txt and File2.txt . I am concatenating the two files and making it as single file Cat_File.txt. Now i need to keep joined file in two different path. that is I need to use cat command only once ,but store joined file in two different locations. Since... (3 Replies)
Discussion started by: tkbharani
3 Replies

5. Shell Programming and Scripting

cat in the command line doesn't match cat in the script

Hello, So I sorted my file as I was supposed to: sort -n -r -k 2 -k 1 file1 | uniq > file2 and when I wrote > cat file2 in the command line, I got what I was expecting, but in the script itself ... sort -n -r -k 2 -k 1 averages | uniq > temp cat file2 It wrote a whole... (21 Replies)
Discussion started by: shira
21 Replies

6. AIX

Advice - X11 not functioning

Hello Folks We have following software installed on our AIX box X11.vfb - Virtual Frame Buffer Software We also see its process running root 528406 1 0 06:27:18 - 0:00 /usr/bin/X11/X -force -vfb -x abx -x dbe -x GLX :1 Following is the o/p of 'lslpp' X11.vfb 5.3.0.50... (4 Replies)
Discussion started by: ak835
4 Replies

7. AIX

cat command

Hi. How can i write a command on AIX like the one i did at linux that find string in a file and show me that string, and return 3 lines before and 4 lines after that string. my linux command is: /bin/cat <filename> | tail -150 | grep -B2 -A8 "<string to look for>" Example: /bin/cat ... (10 Replies)
Discussion started by: yechi_r
10 Replies

8. Linux

Pacman not functioning in Arch

Currently in a fresh install of arch linux and I have been trying to install some stuff with pacman. Every operation returns multiple errors such as no address record when using -Sy and unable to retrieve file when trying to install something. I have tried so many different configurations of... (5 Replies)
Discussion started by: a sandwhich
5 Replies

9. Shell Programming and Scripting

cp command not functioning regularly

I have written a korn shell script . I copy a file from one mounted directory to other using cp command. This script runs daily at a time. But sporidally it fails to copy the files. So I have missing files at the destination directory for some days. Is my method a good one or is there some... (5 Replies)
Discussion started by: Golden Egg
5 Replies

10. Shell Programming and Scripting

Expect not functioning

Hello, I plan on building an expect script and a ksh script to acquire some information and pass to the expect script. I'm very new with expect and figured I would start off slow. However, I use the spawn telnet command, run the script, and it prints out "spawn telnet" rather than doing... (3 Replies)
Discussion started by: Neqtor
3 Replies
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)
All times are GMT -4. The time now is 03:13 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy