What $_ variable contains name of running script

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1. Shell Programming and Scripting

Export variable to another script running in background

i have a script inside which i have generated a background job which will run another script. How do i export the variables from parent script to the child script which wil run in the background . a.sh:- export tmpdir="/usr/tmp" nohup b.sh& b.sh:- echo $tmpdir But...

2. Shell Programming and Scripting

Return variable value from a script running in background

I have a script which runs a script in the background. Now the script running in background returns some variable value and i want to catch return value in the parent script. e.g. Parent Script : #!/bin/bash ./Back.sh & pid=$! echo "a=$a" echo "b=$b" echo "d=$((a+b))" wait $pid ...

3. Solaris

TZ variable not exported when running from cron

Hi, I have the following executable in cron: 10 * * * 1-5 /apps/bin/dmg_cronlaunch -ENVI ENVIRONMENT -EXE exec -FILE ratespb_sdos_prdf_`TZ=US/Eastern;date +\%Y\%m\%d\%H\%M\%S`.sdos > /tmp/dmg_exec.log.`/usr/bin/date +\%Y_\%m_\%d_\%H:\%M:\%S` 2>&1 Comprised of the following: ...

4. Shell Programming and Scripting

Script stops running after assigning empty string for a variable

Hi, This is the first time I see something like this, and I don't why it happens. Please give me some help. I am really appreciate it. Basically I am trying to remove all empty lines of an input.. #!/bin/bash set -e set -x str1=`echo -e "\nhaha" | grep -v ^$` #str2=`echo -e "\n" |...

5. Shell Programming and Scripting

running variable on command line

Hi, I have a unix script, and I have problem, where I work out the variable I need. But it will not excute the variable from the script ? See my script below for details : #!/bin/sh ENVGRP=`hostname |cut -c1-3 | tr '' ''` ENVINST=${ENVGRP}`hostname -i |cut -d\. -f 4` echo...

6. Shell Programming and Scripting

Running multiple files through shell script with a variable

Ok, so this question is probably much easier than I'm making it, and thus why I've spent almost 2 hours now on this :wall:. I'm trying to use a command that reads out specific data from a file and and saves it to another file. The code is only a few lines, and here it is below: #!/bin/csh ...

7. Shell Programming and Scripting

Running BASH commands from a variable

I am trying to assign a command to a variable and use it. I have tried every possible quoting variation except the correct one. :confused: Here is an example: CMD="grep description $i | grep "::"" $CMD | nawk ...Thanks in advance for you help.

8. Shell Programming and Scripting

Does 2 scripts running at same use a variable with same name conflict?

All, I have a Bash SFTP script that I run and before I would hardcode the file name. I recently decided to put the filename in a variable called $FILENAME. I had 2 scripts that run at the same time and it seems like in the middle of one of the scripts the variable called the other scripts...

9. UNIX for Dummies Questions & Answers

appending running numbers on a variable

hi guys, would appreciate some help here. I need to append running numbers using sed onto a variable that contain a list of IP addresses. I'm basically stuck on the running number part. e.g. 1. 10.0.0.1 2. 10.0.0.2 3. 10.0.0.3

10. Shell Programming and Scripting

expect_out buffer no such variable running script background

I am trying to use send and receive using expect. the expect_out(buffer) is working fine while it is running it as foreground. But the same script when it is ran as background, the expect_out(buffer) errored out. Is there any factor influence when we run script in foreground and in background? ...

UNIX for Dummies Questions & Answers