Breaking line Post: 302237717

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1. Shell Programming and Scripting

Breaking up of a fixe width line in unix

Hi, I need some help with breaking up a given line based on 'fixed width' file. Something like this: After the breaking up, I need to have this output format... First line should have the first 134 characters. Starting from second line, I should have one line every 61...

2. Shell Programming and Scripting

Breaking out of a pipe

I have the following command in a Bash shell script: who | grep -w $1 | some other commands If grep fails, an error message is displayed. How do I test if grep fails and still be able to pipe it's output to the rest of the commands? I have the following solution: a=`who | grep -w $1`...

3. Shell Programming and Scripting

Breaking up a file

Hi, I have a file that looks like this - lets call it fileA >hhm2 IIIIIIIIILLLLLLLMMMMMMMMMNNNNNNNNNNGGGGGGHHHHHHHH >hhm4 OOOOOKKKKKKKKMMMMMHHHHHLLLLLLLLWWWWWWWWWWW >hhm9 OOOOOOOIIIIIIIIIKKKKKKKKKMMMMMHHHHHHHHHHHLLLLLLLLLL So the file is pretty straight forward. The name is indicated...

4. Shell Programming and Scripting

Breaking out of loop

I have a main script with while loop having for loop inside. Again in for loop based on if condition few functions will be called. So when a function is called for certain condition it should come out from the main for loop and should continue with while loop. Let me explain with example here: I...

5. Shell Programming and Scripting

breaking for loop

Dear Friends, Here I need your guidance once again. I have for loop which check all files in a folder for a particular string. If the string is found in a file it returns value other than 0 else returns 0 value in variable t2. At times the string which we are looking for is in first file...

6. Shell Programming and Scripting

'for LINE in $(cat file)' breaking at spaces, not just newlines

Hello. I'm making a (hopefully) simple shell script xml parser that outputs a file I can grep for information. I am writing it because I have yet to find a command line utility that can do this. If you know of one, please just stop now and tell me about it. Even better would be one I can input...

7. UNIX for Dummies Questions & Answers

Breaking up at the second occurrence

hi, My input is: 123 1234|123|123|123 123|123|456 123|123|12 12 Expected output is: 123 1234|123 123|123 123|123 456 123|123 12

8. Shell Programming and Scripting

Breaking out of an if statement

i have a nested if statement. i need to check for a condition (highlighted in red below). if condition is true, i need the if statement to break out of the statement and then return to the if statement section i have highlighted in blue. is this possible? if ; then #return here ...

9. Shell Programming and Scripting

Breaking a pipe

Here's my code - for File in "${Files}"; do uuencode "${File}" "$(basename ${File} 2>&-)" 2>&-; done | mailx -s "subject" "a@b.c" Now I want to know if there a way to *not* send an email if the "Files" variables turns out to be blank. Any suggestions? Also, just to clarify, I...

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vigr

VIPW(8) 						    System Management Commands							   VIPW(8)

NAME

       vipw, vigr - edit the password, group, shadow-password or shadow-group file

SYNOPSIS

       vipw [options]

       vigr [options]

DESCRIPTION

       The vipw and vigr commands edits the files /etc/passwd and /etc/group, respectively. With the -s flag, they will edit the shadow versions
       of those files, /etc/shadow and /etc/gshadow, respectively. The programs will set the appropriate locks to prevent file corruption. When
       looking for an editor, the programs will first try the environment variable $VISUAL, then the environment variable $EDITOR, and finally the
       default editor, vi(1).

OPTIONS

       The options which apply to the vipw and vigr commands are:

       -g, --group
	   Edit group database.

       -h, --help
	   Display help message and exit.

       -p, --passwd
	   Edit passwd database.

       -q, --quiet
	   Quiet mode.

       -R, --root CHROOT_DIR
	   Apply changes in the CHROOT_DIR directory and use the configuration files from the CHROOT_DIR directory.

       -s, --shadow
	   Edit shadow or gshadow database.

ENVIRONMENT

       VISUAL
	   Editor to be used.

       EDITOR
	   Editor to be used if VISUAL is not set.

FILES

       /etc/group
	   Group account information.

       /etc/gshadow
	   Secure group account information.

       /etc/passwd
	   User account information.

       /etc/shadow
	   Secure user account information.

SEE ALSO

       vi(1), group(5), gshadow(5) , passwd(5), , shadow(5).

shadow-utils 4.1.5.1						    05/25/2012								   VIPW(8)