02-19-2014
Hi Lucas_0418,
can u just say a word what the if else block is doing and what for the end block is used.while analyzing this code I got to know if else is used for summing the fields of all lines which have got the same scope name where as end block will occur only at the end to print all the lines
Thanks,
preethy
---------- Post updated at 09:24 PM ---------- Previous update was at 08:48 PM ----------
Hi Lucas_0418,
finally what { print ; next }
!/Total/
it does is prints first line and recursively deletes all the lines containing total.But which line it will point aftet that.Plz provide me a clarification regarding replacing with x here in gsub
Thanks,
preethy
10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi Perl/UNIX experts,
I have a problem in running a shell script from my perl script (auto.pl).
I run the perl script using
perl auto.pl
from the shell prompt
The shell script picks the files in "input" folder and procesess it.
The shell script blue.sh has this code.
export... (16 Replies)
Discussion started by: hifake
16 Replies
2. Shell Programming and Scripting
Hi,
I have an HTML form through which I get some text as input. i need to run a shell script say script.sh inside a perl-cgi script named main_cgi.sh on the form input.
I want to write the contents of the form in a file and then perform some command line operations like grep, cat on the text... (2 Replies)
Discussion started by: smriti_shridhar
2 Replies
3. Shell Programming and Scripting
i want use ssh on the host01 to execute autoexec.sh on the host02 like following :
host01> ssh host02 autoexec.sh
autoexec.sh include nohup command like follwing :
nohup /home/jack/deletedata.sh &
after i execute ssh host02 autoexec.sh one the host01. i can't found deletedata.sh... (1 Reply)
Discussion started by: orablue
1 Replies
4. Shell Programming and Scripting
Hi,
I basically have 2 shell scripts.
One is a shell script will get the variable value from the user. The variable is nothing but the IP of the remote system.
Another shell script is a script that does the job of connecting to the remote system using ssh. This uses a expect utility in turn.
... (2 Replies)
Discussion started by: sunrexstar
2 Replies
5. Shell Programming and Scripting
Hi All,
I have new for shell scripting.
Problem : I have one scrip at serv1 and path of server is /apps/dev/provimage/scripts and script name:extract_ancillary.bat.
I need to call this script at server2(my working server) and execute at server2 .
Please let me know how to build the... (5 Replies)
Discussion started by: Vineeta Nigam
5 Replies
6. Shell Programming and Scripting
I have a shell script (.sh) and I want to pass a parameter value to the awk command but I am getting exception, please assist.
diff=$1$2.diff
id=$2 new=new_$diff
echo "My id is $1"
echo "I want to sync for user account $id"
##awk command I am using is as below
cat $diff | awk... (2 Replies)
Discussion started by: Ashunayak
2 Replies
7. UNIX for Dummies Questions & Answers
Dear Unix gurus,
We have a config shell script file which has 30 variables which needs to be passed to master unix shell script that invokes oracle database sessions. So those 30 variables need to go through the database sessions (They are inputs) via a shell script. one of the variable name... (1 Reply)
Discussion started by: dba1981
1 Replies
8. Shell Programming and Scripting
Dear Unix gurus,
We have a config shell script file which has 30 variables which needs to be passed to master unix shell script that invokes oracle database sessions. So those 30 variables need to go through the database sessions (They are inputs) via a shell script. one of the variable name... (1 Reply)
Discussion started by: dba1981
1 Replies
9. Shell Programming and Scripting
Dear Friends,
Please help me on this
my script name is send.csh
In this i have written the statement like this
set args = ( city state country price )
I want to pass this array to another c shell called receiver.csh. and i want to use it in this c shell
or
how to pass to... (2 Replies)
Discussion started by: SA_Palani
2 Replies
10. UNIX for Beginners Questions & Answers
Hi,
I am totally a newbie to any programming languages and I just started an entry level job in an IT company. One of my recent tasks is to create a script that is able to show the log file of linux service (i.e. ntpd service)
lets say, if I run my script ./test.sh, the output should be... (3 Replies)
Discussion started by: xiaogeji
3 Replies
HEAD(1) FSF HEAD(1)
NAME
head - output the first part of files
SYNOPSIS
head [OPTION]... [FILE]...
DESCRIPTION
Print first 10 lines of each FILE to standard output. With more than one FILE, precede each with a header giving the file name. With no
FILE, or when FILE is -, read standard input.
Mandatory arguments to long options are mandatory for short options too.
-c, --bytes=SIZE
print first SIZE bytes
-n, --lines=NUMBER
print first NUMBER lines instead of first 10
-q, --quiet, --silent
never print headers giving file names
-v, --verbose
always print headers giving file names
--help display this help and exit
--version
output version information and exit
SIZE may have a multiplier suffix: b for 512, k for 1K, m for 1 Meg.
AUTHOR
Written by David MacKenzie.
REPORTING BUGS
Report bugs to <bug-coreutils@gnu.org>.
COPYRIGHT
Copyright (C) 2002 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICU-
LAR PURPOSE.
SEE ALSO
The full documentation for head is maintained as a Texinfo manual. If the info and head programs are properly installed at your site, the
command
info head
should give you access to the complete manual.
head (coreutils) 4.5.3 February 2003 HEAD(1)