Advance search using sed/awk/perl

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Another sed/awk search=>replace question

Hello, Need a little bit of help. Basically I need to replace lines in a file which were calculated wrong as it would 12 hours to regenerate the data. I need to calculate values based on other files which I've managed to figure out with grep/cut but now am stuck on how to shove these new...

2. Shell Programming and Scripting

Search strings and highlight them using Perl or bash/awk/sed

Hi, I have two files: a.doc and b.txt I wish to search the strings from file b.txt in a.doc and want to highlight them in a.doc with different colours using Perl or bash./awk/sed? Please guide me. :) Thanks!!!!!

3. Shell Programming and Scripting

Search and replace is not working by sed or awk

Hi , I have one file and in this file i have one like TEST1 KEY0=AAC040R1;AAC041R1ISE;AAC041R2ISE;AAC370R1;ADR0500;ADR0600;AME245R1;AME245R2;BAP0135;BAP0300;PPINVDTD*;PPJERPTD*;PPJERPT*;PRBSUMM*;: i want to replace this line with the following line TEST1...

4. Shell Programming and Scripting

AWK/SED line based search

Hi, I have a file with values like this 1 11 2 11 3 44 4 55 5 66 (an representative of what I have). I want to split this file into smaller files based on column 1 values (values within a range). The issue that I am facing is that the file is really big, and takes too long to...

5. UNIX for Dummies Questions & Answers

awk search in sed

Hi I search CSV (deliminited by ,) for the string "test" in the second column and if matches print the hole line. awk -F, '{ if($2=="\"test\"") print $0} ' test.csvHowto to the same in sed? I heared that sed is faster. Test.csv is 121 MB.

6. Shell Programming and Scripting

awk/sed string search and replace

Need help with either sed or awk to acheive the following file1 ----- In the amazon forest The bats eat all the time... mon tue wed they would eat berries In the tropical forest The bats eat all the time... on wed bats eat nuts In the rain forest The bats eat all the time... on...

7. Shell Programming and Scripting

Help with sed/awk for reverse search and print

I have a file which is DFDG START DSFDS DSDS XXX END (VIO) AADD START SDSD FGFG END and I have to print the lines between START and END (VIO). In the files there are multiple places where START would be followed by END with few lines in between but I need to print only if START is...

8. Shell Programming and Scripting

Multiline pattern search using sed or awk

Hi friends, Could you please help me to resolve the below issue. Input file :- <Node> <username>abc</username> <password>ABC</password> <Node> <Node> <username>xyz</username> <password>XYZ</password> <Node> <Node> <username>mnp</username> ...

9. Shell Programming and Scripting

search and replace with restriction (awk, sed)

Hello, i have a file like that foo A new bar A new bar B new I need to replace 'new' with 'done', but only in lines containing 'bar' AND 'A'. output file should then become foo A new bar A done bar B new Sorry im not able to figure it out, not even shure if i should take sed....

10. Shell Programming and Scripting

Advance string pattern search Please

Here is my problem.. 1. I want to search all those files with file name starting AJ128**** (in all the sub directories also) 2. I want to search for the follwoing type of string line beging with string - 'AK*any_1_char*any_2_char*510' 3. I need to display list of file names...

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)

Shell Programming and Scripting