Hi Everybody,
I have an layout file like below
f1 1 char 10,
f2 11 char 2,
f3 13 char 1,
lineend 14 char 1
Their I need to add a new field which would be like
f5 char 3,
f6 char 2
The o/p should be
f1 1 char 10,
f2 11 char 2,
f3 13 char 1,
f5 14 char 3,
f6 17 char 2 (3 Replies)
I have a file with 32 fields each separated by ‘|”. I need to add a file date exactly in the format “ "20100120" “ as the 32nd field moving the existing 32nd field to 33. so the field I added should be 32nd and the 33rd field is the last field before I added the file date.
I know we can... (8 Replies)
I need some help with adding lines to file and substitute a pattern.
Ok I have a file:
#cat names.txt
name: John Doe
stationed: 1
name: Michael Sweets
stationed: 41
.
.
.
And would like to change it to:
name: John Doe
employed
permanently
stationed: 1-office (7 Replies)
hi
i am student doing project in ns2.34.
i hav to add field in route cache and packet of DSR routing protocol.
which files hv to be changed...pl help me (1 Reply)
Use and complete the template provided. The entire template must be completed. If you don't, your post may be deleted!
1. The problem statement, all variables and given/known data:
want to add field to route cache and packet of DSR routing protocol in ns2.34, add field, DSR package in ns2.34... (2 Replies)
Hi All,
I have a file(Pipe Delimited) where i need to add a blank field before the last field and a blank field after the last field. Please help. I have provided below the sample input records and desired output.
Code:
Sample Input: A0010000|Abilene TX A 1|A0010957|Dallas... (0 Replies)
Hi All,
I get a file on weekly basis from client. I need to write a script which make sure the file should have 20 columns after the first column. If not then the script should add the remaining columns and default them to space(except for 2nd and 3rd). and at the same time the script should... (25 Replies)
Dear AWK-experts!
I did get stuck in the task of combining files after matching fields, so I'm still awkward with learning AWK.
There are 2 files: one containing 3 columns with ID, coding status, and score for long noncoding RNAs:
file1 (1.txt) (>5000 lines)
... (12 Replies)
I have an array in an external file, "array.txt", which contains:
char *testarray={"Zero", "One", "Two", "Three", "Four", "Five", "Six", "Seven", "Eight", "Nine"};I want to be able to add an element to this array, and have that element display, whenever I call it, without having to recompile... (29 Replies)
Discussion started by: ignatius
29 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)