Sponsored Content
Top Forums Shell Programming and Scripting Miniature Shell - IO Redirection and Pipe line filters Post 41549 by Perderabo on Wednesday 8th of October 2003 07:09:16 AM
Old 10-08-2003
I doesn't make sense to implement a shell in a shell script. What is the point of that? But just read in a command line and feed it into eval.
 

10 More Discussions You Might Find Interesting

1. UNIX for Advanced & Expert Users

shell redirection in find

hi, i need to clear data off a DOA backup drive. i try this, but just get a file {} in . and no change on the backup drive. bash shell find /mnt/usbbackup -xdev -type f -exec echo `date` > {} \; any ideas? thanks. :) (1 Reply)
Discussion started by: drewnichols
1 Replies

2. Shell Programming and Scripting

Append line that does not contain pipe to it previous line

Hi All, I have a file which contains data as below When we see no pipe character in the line. append those lines to the previous line with pipe character till we get the next line with pipe character with ~(concat with ~) Input file looks like: 1080530944|001|john.l.bonner|Acknowledge|CN... (11 Replies)
Discussion started by: ainuddin
11 Replies

3. Shell Programming and Scripting

Continue output redirection on the same line?

I have for i in 1 2 3 4 do echo $i >> test.txt done test.txt contains ... 1 2 3 4 But I want it to contain ... 1234 Any suggestions? (3 Replies)
Discussion started by: Bandit390
3 Replies

4. Shell Programming and Scripting

Help required in creating a shell script that filters the unwanted pattern

Kindly help, Suppose i am having a file that has got the following contents. Is there any way (eg. sed command) to remove the (*) (*any number) pattern. se.bas tulf.h (1) tuna.c (1) tunsim.c (1) tus.cpp (1) vp.c (1) vp.h (1) vpi. (1) (1 Reply)
Discussion started by: frozensmilz
1 Replies

5. Shell Programming and Scripting

Unix shell output redirection help

Hi all, Actually i need to know whether there is any way to redirect the output of shell operations into any file without pipe . Actually my problem is , i run some command & its result is displayed on shell after some calculations on shell, so if i redirect its output to file, it is not... (5 Replies)
Discussion started by: sarbjit
5 Replies

6. UNIX for Dummies Questions & Answers

Trying to make fixtures table with lynx --dump and pipe filters

Hey, I'm trying to make a nice clear table of fixtures. lynx --dump Fixtures & Reports | Fixtures | Arsenal.com | tail -n+360 | less #tail to remove 1st 360 line I'm trying to remove the 'Add to Calendar' bit next I tried pipping through sed but not sure if I did it right sed 's/\Add... (3 Replies)
Discussion started by: 64mb
3 Replies

7. Shell Programming and Scripting

Shell redirection doubt

Hi, Could anyone explain me why I am getting the 'broken pipe' error for the below? exec 3>&1 echo cat | cat <&3 -su: echo: write error: Broken pipe (2 Replies)
Discussion started by: royalibrahim
2 Replies

8. Shell Programming and Scripting

Print pipe separated list as line by line in Korn Shell

Korn Shell in AIX 6.1 I want to print the below shown pipe (|) separated list line by line. line=es349889|nhb882309|ts00293|snh03524|bg578835|bg37900|rnh00297|py882201|sg175883 for i in line do echo "Hello $line " done I wanted to execute the above for loop. But i can't even set the... (3 Replies)
Discussion started by: polavan
3 Replies

9. Shell Programming and Scripting

sed command to replace a line in a file using line number from the output of a pipe.

Sed command to replace a line in a file using line number from the output of a pipe. Is it possible to replace a whole line piped from someother command into a file at paritcular line... here is some basic execution flow.. the line number is 412 lineNo=412 Now i have a line... (1 Reply)
Discussion started by: vivek d r
1 Replies

10. Shell Programming and Scripting

Creating an excel file with filters using shell script.

Hi All, I am new to shell scripting. I have made a script that can convert an excel file from cvs file. This excel file contains hundreds of records and i would like the reader to be able to filter. Is it possible to create an excel file with filters? or that functionality has not been... (3 Replies)
Discussion started by: Marvin159875321
3 Replies
CPANPLUS::Shell(3perl)					 Perl Programmers Reference Guide				    CPANPLUS::Shell(3perl)

NAME
CPANPLUS::Shell - base class for CPANPLUS shells SYNOPSIS
use CPANPLUS::Shell; # load the shell indicated by your # config -- defaults to # CPANPLUS::Shell::Default use CPANPLUS::Shell qw[Classic] # load CPANPLUS::Shell::Classic; my $ui = CPANPLUS::Shell->new(); my $name = $ui->which; # Find out what shell you loaded $ui->shell; # run the ui shell DESCRIPTION
This module is the generic loading (and base class) for all "CPANPLUS" shells. Through this module you can load any installed "CPANPLUS" shell. Just about all the functionality is provided by the shell that you have loaded, and not by this class (which merely functions as a generic loading class), so please consult the documentation of your shell of choice. BUG REPORTS
Please report bugs or other issues to <bug-cpanplus@rt.cpan.org<gt>. AUTHOR
This module by Jos Boumans <kane@cpan.org>. COPYRIGHT
The CPAN++ interface (of which this module is a part of) is copyright (c) 2001 - 2007, Jos Boumans <kane@cpan.org>. All rights reserved. This library is free software; you may redistribute and/or modify it under the same terms as Perl itself. SEE ALSO
CPANPLUS::Shell::Default, CPANPLUS::Shell::Classic, cpanp perl v5.14.2 2014-09-29 CPANPLUS::Shell(3perl)
All times are GMT -4. The time now is 06:49 PM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy