Try this and see if you can modify it to your requirement:
FYI: You put your data / input / output etc also between [CODE]
This will make it easy to read.
---------- Post updated at 11:33 PM ---------- Previous update was at 05:27 PM ----------
This works, but not the best way.
Lets see if any one else comes up with a better one.
Hi,
I have a ksh script I would like to modify.
What I need it to do is look at an ever changing log file and print the 3rd to last line. Is there a command that will display this? I can not use line numbers because the file is always growing.
Thanks for any help (2 Replies)
Hi,
I wish to store $string1 in $string1array a character in each array element.
Then i wish to echo the entire array to the screen so that it reads as the normal string again.
I have been trying with the code below but does not work. Please help...
To put string into array:
... (5 Replies)
I'm new to forums, it's my first time posting.
I have a sun v490 server. I just installed solaris 10.6, on the local drives. I'm being asked to do the following:
For Oracle install I need “oracle” user that belong to “dba” and “oinstall” groups. File system /u01/app/oracle, 10GB (if... (6 Replies)
Hello,
i want to use new line character in cut command
i want to display 3rd line of a file using cut only( not by sed or head -tail command)
can anyone suggest me ?
Regards (12 Replies)
Hi ,
I have been trying to write a perl script to do this job. But i am not able to achieve the desired result. Below is my code.
my $current_value=12345;
my @users=("bob","ben","tom","harry");
open DBLIST,"<","/var/tmp/DBinfo";
my @input = <DBLIST>;
foreach (@users)
{
my... (11 Replies)
Trying to do some control flow parsing based on the index postion of an array member. Here is the pseudo code I am trying to write in (preferably in pure bash) where possible. I am thinking regex with do the trick, but need a little help.
pesudo code
if == ENDSINFIVEINTS ]]; then
do... (4 Replies)
Hi All,
I have two files. File1 and File2.
Want to create another file with all the records of File1 those are not present in File2.
Please guide.
Thanks in advanced.
Anupam (3 Replies)
Hi guys and gals...
MacBook Pro.
OSX 10.13.2, default bash terminal.
I have a flat file 1920 bytes in size of whitespaces only. I need to put every single whitespace character into a bash array cell.
Below are two methods that work, but both are seriously ugly.
The first one requires that I... (7 Replies)
Discussion started by: wisecracker
7 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)