To avoid an initial newline one can test for NR>1 or del==1:
Here comes a portable sed solution:
GNU sed needs $d, to not default-print the last "Answer:" section.
A multi-liner easiliy supports a Unix sed.
This User Gave Thanks to MadeInGermany For This Post:
I am about 2 months new to Linux, and have only limited experience with PCLinuxOS, (kde) and Redhat.
I am installing the latest version of PClinuxOS on my wife's PC right now but running into a problem I dont understand. I have never seen it before so i thought i'd ask how I can get around it.... (1 Reply)
hi all
plese clarify me in the following area.
1. What is the default NFS version in solaris 5.10. If it is 3, then why it asks me to specify "-o vers=3" keyword while i am mounting a share from a RHEL 5.1 Server?
2. Can someone give the link to download packages for accessing "ntfs"... (4 Replies)
Hello,
I am new to this forum and I am preparing for interview .Kindly can anybody send me Solaris 10 OS administration interview questions and answers (2 Replies)
Hey you guys,
There's a couple questions I cannot find the answers to anywhere in this book for my Operating Systems class, hopefully you guys could help. I believe we are in the Bourne shell.
1. Match each description to the appropriate type of variable
Used in shell programs
... (7 Replies)
Discussion started by: KyleBucket
7 Replies
6. Post Here to Contact Site Administrators and Moderators
I hope this is ok so I will ask if I may use this thread to ask questions about
programming.
May I use this thread to ask questions and answer questions?
If the answer is yes, this is a thread made for minimizing the amount of threads I post to
ask questions about programming. Please feel... (3 Replies)
Hi all,
I have a fat file which contains something like this:
************************************************
blahblahblah
blahblahblah
Myobject1 HOME (
homecontents01 (
some junk;
)
home contents02(
some junk;
)
... (7 Replies)
Hi Unix geniuses,
I need your help for the answers of few objective Q&A.
i dont know if my answers are correct or not.
So i really need your help to provide the answers which will help me in unix programming. (1 Reply)
Here are some answers to some of the recent questions I have received about UNIX.COM. So, I thought I would take time to answer them here in this post:
Is it expected that the original poster "thank" everyone who responds to his / her discussion thread?
It is always a good practice in all... (7 Replies)
Discussion started by: Neo
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)