i have a complex sed command line which work fine for a static value given
example
what i want is something like that
i know that with single quote the variable will not be interpreted and it will be shown as a string character.
So the question is what is the alternative with this sed command to pass the variable ?
Hi ,
Seen some of wonderful posts. Please have look at my problem.
I have a text file ketkee.txt , which look like below.
GATES := apple mango banana
XMLCHECK := red blue green pink
My requiement is to find the line that has XMLCHECK in it. and append two variables followed by a space... (2 Replies)
I want to instert Category:XXXXX into the 2. line
something like this should work, but I have somewhere the wrong sytanx. something with the linebreak goes wrong:
sed "2i\\${n}Category:$cat\n"
Sample:
Titel Blahh Blahh abllk sdhsd sjdhf
Blahh Blah Blahh
Blahh
Should look like... (2 Replies)
I know this script is crummy, but I was just messing around.. how do I get sed's insert command to allow variable expansion to show the filename?
#!/bin/bash
filename=`echo $0`
/usr/bin/sed '/#include/ {
i\
the filename is `$filename`
}' $1
exit 0 (8 Replies)
Hi,
I am trying to do the following thing
var='date'
$var
Above command substitutes date for and in turn runs the date command and i am getting the todays date value.
I am trying to do the same thing as following, but facing some problems,
unique_host_pro="sed -e ' /#/d'... (3 Replies)
I have file File1.txt in which i have to replace a text using sed command
File1.txt contents
EURAMOUNTTOBEREPLACED
I have a AIX shell script for replacing the text AMOUNTTOBEREPLACED
Contents of the shell script
sum=27
sed 's/AMOUNTTOBEREPLACED/"$sum"/g' File1.txt >> temp
mv temp... (5 Replies)
Hi,
I want to insert some text in the begning of each line. But issue is the text that i want to insert is stored into one variable. so my command look like
constr="`date | awk '{print $3"-"$2"-"$6}'`",MXGBTST1" "
sed 's/^/\$constr/g' alert_temp.csv
but sed command instead of taking... (3 Replies)
Hi All,
Can I use a variable (using this variable as a counter) in sed cmd?
something like below
sed -n '${COUNT}p'
But it's not working. Pls help.
Thanks.
Regards,
Amee
export COUNT=1
export COUNTER=`cat ${BINPATH}/$ALLOC_FILE.clean_1 | wc -l | tr -d " "`
while ... (3 Replies)
I am using a shell script in fedora linux. While calling to the shell I am also passing an argument (var1=0.77) like shown below
sh gossip.sh var1=0.77
in the shell following command is written (which doesn't work)
sed - i -e 's@prob=@prob="$var1";//@g' file.txt
Actually i want the... (7 Replies)
Hi All,
How can i use a variable in a sed command ? I cant seem to get it to work as at present its just printing $i at the start of every line rather than the variable $1.
sed -e "s/^/\$i,|/"
Any help would be appreciated. (3 Replies)
Hi All,
Please help me with the below problem
if
then
$a=" "
fi
echo "ABC1abc" | sed 's/a/'$a'/'
The required output is : ABC abc
But I am getting the below error:
sed: -e expression #1, char 4: unterminated `s' command
Please help. (6 Replies)
Discussion started by: rahulsk
6 Replies
LEARN ABOUT LINUX
shtool-subst
SHTOOL-SUBST.TMP(1) GNU Portable Shell Tool SHTOOL-SUBST.TMP(1)NAME
shtool-subst - GNU shtool sed(1) substitution operations
SYNOPSIS
shtool subst [-v|--verbose] [-t|--trace] [-n|--nop] [-w|--warning] [-q|--quiet] [-s|--stealth] [-i|--interactive] [-b|--backup ext]
[-e|--exec cmd] [-f|--file cmd-file] [file] [file ...]
DESCRIPTION
This command applies one or more sed(1) substitution operations to stdin or any number of files.
OPTIONS
The following command line options are available.
-v, --verbose
Display some processing information.
-t, --trace
Enable the output of the essential shell commands which are executed.
-n, --nop
No operation mode. Actual execution of the essential shell commands which would be executed is suppressed.
-w, --warning
Show warning on substitution operation resulting in no content change on every file. The default is to show a warning on substitution
operations resulted in no content change on all files.
-q, --quiet
Suppress warning on substitution operation resulting in no content change.
-s, --stealth
Stealth operation. Preserve timestamp on file.
-i, --interactive
Enter interactive mode where the user has to approve each operation.
-b, --backup ext
Preserve backup of original file using file name extension ext. Default is to overwrite the original file.
-e, --exec cmd
Specify sed(1) command directly.
-f, --file cmd-file
Read sed(1) command from file.
EXAMPLE
# shell script
shtool subst -i -e 's;(c) ([0-9]*)-2000;(c) 1-2001;' *.[ch]
# RPM spec-file
%install
shtool subst -v -n
-e 's;^(prefix=).*;1 $RPM_BUILD_ROOT%{_prefix};g'
-e 's;^(sysconfdir=).*;1 $RPM_BUILD_ROOT%{_prefix}/etc;g'
`find . -name Makefile -print`
make install
HISTORY
The GNU shtool subst command was originally written by Ralf S. Engelschall <rse@engelschall.com> in 2001 for GNU shtool. It was prompted
by the need to have a uniform and convenient patching frontend to sed(1) operations in the OpenPKG package specifications.
SEE ALSO shtool(1), sed(1).
18-Jul-2008 shtool 2.0.8 SHTOOL-SUBST.TMP(1)