As I pointed out, it would only work if the file containing the search term contained only one line. The script doesn't make any sense if it has more than one line.
Quote:
and the output should be:
Regards
No, it shouldn't. The file containing "a|b|c|d" is where the search string is coming from, not the file that sed is operating on.
I am trying to pass a regular expression variable from a simple script to sed
to remove entries from a text file
e.g.
a='aaaa bbbb cccc ...|...:'
then executing sed from the script
sed s'/"'$a"'//g <$FILE > $FILE"_"1
my output file is always the same as the input file !!
any... (5 Replies)
Hi ,
I am having one situation in which I need to run some simple unix commands after doing "chroot" command in a shell script. Which in turn creates a new shell.
So scenario is that
- I need to have one shell script which is ran as a part of crontab
- in this shell script I need to do a... (2 Replies)
When my script deals with large input files like 22Gb or 18 GB the basic commands like sort or join fails when run from inside the shell scripts. Can there be any specific reason for this?
For e.g.
sort -u -t "," -k1,1 a.csv > a.csv.uniq"
sort -u -t "," -k1,1 b.csv > b.csv.uniq"
The... (3 Replies)
I am trying a simple sed to replace a pattern but it fails ,,c an someone help in where iam wrong, here is what i run and i get no o/p
a=`cat abc.sh | grep -i pattern1 | egrep -iv "pattern2" `
sed 's/`echo $a`/XYZ=newvalue/g' < abc.sh > abc.sh_new
This is how my ksh -x of teh script looks... (2 Replies)
Dear Friends,
Please let me know how to use the date command inside the substitution flag replacement string.
echo "01 Jan 2003:11:00:06 +0100" | sed 's/\(.*\)/`date -d \1 "+%Y%m%d%H%M%S"`/'
I want to supply \1 string to Here mention below as part of replacement string,
date -d <Here>... (5 Replies)
Hi,
I am trying to print a specific line in a file through sed or awk. The line number will be passed as a parameter from the previous step. My code looks as below.
TEMP3=`sed -n '$TEMP2p' $FILEPATH/Log.txt`
$TEMP2, I am getting from the previous step which is a numerical value(eg:3).
... (2 Replies)
hi everobody
kindly consider the following
in tclsh
I understand that we can do the following
%exec UnixCmd arg1 arg2
but if I assinged the arguments to a list insde tclsh how can I use them back
i.e
%set ArgList
%exec UnixCmd
%exec Unixcmd $list
%exec
all the... (1 Reply)
Learning, stumbling! My progress in shell scripting is slow. Now I have this doubt:
I have the following file (users.txt):
AU0909,on
AU0309,off
AU0209,on
AU0109,off
And this file (userson.txt)
AU0909
AU0209
AU0109
AU0309
I just want to set those users on userson.txt to "off" in... (14 Replies)
Hello All,
I hope someone could help me with this.
I'm creating a shell script to run a process. The trouble is, part of the process has to be ran as a different user. I can 'su' to the user ok, but I'm having trouble passing a 'cd' command as well as some variables I set earlier in the... (1 Reply)
Hello,
i need to pass the variable in place of pwd. how to display variable in the bleow syntax.
suppose, passwd="test", then 'id/$passwd.....
FEDFlagResult=`sqlplus -S 'id/pwd@(DESCRIPTION= (ADDRESS=(PROTOCOL=TCP)(HOST=localhost)(PORT=1643))(CONNECT_DATA= (SID=peta1)))'<< EOF
select... (4 Replies)
Discussion started by: balareddy
4 Replies
LEARN ABOUT DEBIAN
printwait
MESSAGES(3) libbash messages Library Manual MESSAGES(3)NAME
messages -- libbash library that implements a set of functions to print standard status messages
SYNOPSIS
printOK [indent]
printFAIL [indent]
printNA [indent]
printATTN [indent]
printWAIT [indent]
DESCRIPTION
General
messages is a collection of functions to print standard status messages - those [ OK ] and [FAIL] messages you see during Linux boot process.
The function list:
printOK Prints a standard [ OK ] message (green)
printFAIL Prints a standard [FAIL] message (red)
printNA Prints a standard [ N/A] message (yellow)
printATTN Prints a standard [ATTN] message (yellow)
printWAIT Prints a standard [WAIT] message (yellow)
Detailed interface description follows.
indent
Column to move to before printing.
Default indent is calculated as TTY_WIDTH-10. If current tty width can not be determined (for example, in case of serial console), it
defaults to 80, so default indent is 80-10=10
FUNCTIONS DESCRIPTIONS
printOK [indent]
Prints a standard [ OK ] message (green)
printFAIL [indent]
Prints a standard [FAIL] message (red)
printNA [indent]
Prints a standard [ N/A] message (yellow)
printATTN [indent]
Prints a standard [ATTN] message (yellow)
printWAIT [indent]
Prints a standard [WAIT] message (yellow)
EXAMPLES
Run a program named MyProg, and report it's success or failure:
echo -n 'Running MyProg...'
printWAIT
if MyProg ; then
printOK
else
printFAIL
fi
AUTHORS
Hai Zaar <haizaar@haizaar.com>
Gil Ran <gil@ran4.net>
SEE ALSO ldbash(1), libbash(1)Linux Epoch Linux