Sponsored Content
Full Discussion: while never ends
Top Forums UNIX for Advanced & Expert Users while never ends Post 91687 by bakunin on Monday 5th of December 2005 12:00:51 AM
Old 12-05-2005
In addition to what grasper already said: I would change the variables name from "true" to something else, like "continuation_flag" or whatever. "true" is a command and you should not name variables the same.

bakunin
 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

file transfer ends

how can I tell when a ftp/sftp file has completed - I'm having trouble by picking up a file that is still being transferred to - is there a better way to transfer files across systems??? (4 Replies)
Discussion started by: jph
4 Replies

2. UNIX for Dummies Questions & Answers

Email ends with Junk Characters

I have written the following code ...to include the Subject, Message Body and Attachment with sendmail. When I send mail from my Unix account to diffrent mail servers like Yahoo , Hotmail etc..I recv the Message Body but there is no newline character at the end of each line.... Also I recv the... (5 Replies)
Discussion started by: Amruta Pitkar
5 Replies

3. Shell Programming and Scripting

i want to know entered string ends with .jar

Hi all, I want to know whelther string entered ends with .jar. Can any one help please.. Thank U Naree (3 Replies)
Discussion started by: naree
3 Replies

4. UNIX for Dummies Questions & Answers

deletion of all lines ends with :

I have below file say temp1 BSCAJM1:HWJA10C BSCAJM1: BSCALW1: BSCALW1:GVND01B BSCALW1: BSCALW1: BSCBKNR:IJNMKTA BSCBKNR: BSCJOD1: BSCJOD1:JOD121B i want to delete all the lines ending with : and have below output BSCAJM1:HWJA10C BSCALW1:GVND01B BSCBKNR:IJNMKTA... (8 Replies)
Discussion started by: lalchand
8 Replies

5. Shell Programming and Scripting

Check if a variable ends in a particular number

Hi guys, I am working on a server where there are many users. The user names end in a 1 or a 2. I want to write a bash script that will say which users are in which group and was wondering if I could get some help. The only part I am unsure of is how to check if it ends in the number. Here's... (2 Replies)
Discussion started by: wua05
2 Replies

6. Shell Programming and Scripting

Execution of KSH after the Other ENDS

I have couple of scripts which I may have to execute one after the other. The Script1 creates trg files and second sciprt need to look for this trg file and proces further. I read in the forum that (./test1.sh && ./test2.sh) would work. Can you please let me know how do i use this where I need to... (3 Replies)
Discussion started by: Sukruth Kumar
3 Replies

7. Shell Programming and Scripting

How to find a file which are not ends with ".zip" and which are ends with "*.log*" or "*.out*"?

I am new to bash/shell scripting. I want to find all the files in directory and subdirectories, which are not ends with “.zip” and which are contains in the file name “*.log*” or “*.out*”. I know below command to get the files which ends with “.log”; but I need which are not ends with this... (4 Replies)
Discussion started by: Mallikgm
4 Replies

8. UNIX for Dummies Questions & Answers

Joining ends of strings in certain order with repeated ID's

I posted this a few days ago and got some help (Putting together substrings if pattern is matched - Page 2 | Unix Linux Forums | Shell Programming and Scripting) But I am now stuck on an issue that is similar but not the same really. I want to join parts of one line with parts of another line... (8 Replies)
Discussion started by: verse123
8 Replies

9. Shell Programming and Scripting

Grab line regardless of if it ends with tabs or spaces

so i have a data file that has various lines which may or may not end with spaces or tabs. data.file: , \t \t {sample} <spaces> <spaaces> several more spaces.... {"resemble"}, <nospaces> Command i'm using: sed -n 8p data.file | egrep "\],$|\],\ $" or egrep "\],$|\],\ $"... (1 Reply)
Discussion started by: SkySmart
1 Replies

10. UNIX for Dummies Questions & Answers

Trimming ends

My files look like this I need to remove the sequence GGGAAA and anything before that I also need to remove the sequence AGCCCTA and anything after that So I will end up with something like this The left side is done but I cannot get the right side correctly. I would like to use... (3 Replies)
Discussion started by: Xterra
3 Replies
true(1) 						      General Commands Manual							   true(1)

NAME
true, false - Returns a standard exit value SYNOPSIS
true false STANDARDS
Interfaces documented on this reference page conform to industry standards as follows: true: XCU5.0 false: XCU5.0 Refer to the standards(5) reference page for more information about industry standards and associated tags. DESCRIPTION
The true command returns a 0 (zero) exit value. The false command returns a nonzero exit value. These commands are usually used in input to shell commands. NOTES
The special built-in utility : (colon) is sometimes more efficient than the true command. EXIT STATUS
[Tru64 UNIX] The nonzero value returned by the false command may vary from system to system. EXAMPLES
To construct a loop in a shell procedure, enter: while true do date sleep 60 done This procedure displays the date and time once a minute. To stop it, press the Interrupt key sequence. SEE ALSO
Commands: csh(1), ksh(1), Bourne Shell sh(1b), POSIX shell sh(1p) Standards: standards(5) true(1)
All times are GMT -4. The time now is 02:54 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy