Thanks! Actually, the expansion didn't work correctly when trying offsets but I found a way around with expr substr. All 3 would probably work with a little changing for my particular need, but this was the easiest so it's what I ended up with.
I am trying to strip all leading and trailing spaces of a shell variable using either awk or sed or any other utility, however unscuccessful and need your help.
echo $SH_VAR | command_line Syntax.
The SH_VAR contains embedded spaces which needs to be preserved. I need only for the leading and... (6 Replies)
I need to add spaces in between characters in a string variable.
Is there a shortcut? I know you can remove the spaces with sed, but does sed have a way to add them?
Example:
I have: DATA01
I want it to be: D A T A 0 1
What I have done so far is to create a function... (4 Replies)
Hi,
I want to test a unix file by inserting greek characters in to vi editor.
Can anyone please suggest how to insert greek characters in to vi editor. (2 Replies)
Hi Experts,
I have called some.txt with the following content.
oracle HYRDSRVIHUB01 pts/0 TESTIHUB 07-JUN-10 CREATE TABLE
TESTIHUB PHONE ... (12 Replies)
Input:
Youcaneasilydothisbyhighlightingyourcode.
Putting space after three characters.
You can eas ily dot his byh igh lig hti ngy our cod e.
How can i do this using sed? (10 Replies)
Hey all,
Fist post, so be kind... I have written an expect script which logs into a terminal and gathers several screens of information. Unfortunately the log file gives me all the special escape and control characters from the terminal. I am hoping to use a combination of shell scripting, sed,... (1 Reply)
i have written a shell script that reads a csv file and inserts tokenized strings into the database.
the problem comes when the csv file has cyrillic characters.
how do i set the parameters in my shell script(korn shell) so that any characters can be inserted into the database. (3 Replies)
Hello, newb here :o
How do I add square brackets before and after the first character in a string using sed?
e.g.
0123456
123456
My attempts have been fruitless.
sed 's/.\{0\}//'
Thanks. (2 Replies)
Hi all...
This is more of a concensus question than help...
As many of you know I am experimenting with the limitations of Pure POSIX shell scripting.
Q: Is the directory /bin considered part of the Pure POSIX shell or must I stick entirely with the builtins only?
The reason is I... (2 Replies)
Dear all,
I would like to insert N blankspaces in front of a string using sed command
To give an example (N=10), I tried that code:
$ echo "abcd" | sed 's/^/ \{10,\}&/'
but I failed, by obtaining that result:
{10,}abcd
Any help would be greatly appreciated,
Thanks in advance,... (18 Replies)
Discussion started by: dae
18 Replies
LEARN ABOUT DEBIAN
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)