10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi,
I have around 10 environment variables in my shell script. i want to set this all in a file and just call that file in my shell script. How can i do that ? Please help. TIA! (6 Replies)
Discussion started by: qwertyu
6 Replies
2. Shell Programming and Scripting
Hi,
I'm having problems setting environment variable that has space value. Below is my shell script.
export LINE=$@
TO=`echo $LINE | awk '{print $1}'`
CC=`echo $LINE | awk '{print $2}'`
BC=`echo $LINE | awk '{print $3}'`
echo "TO=$TO"
echo "CC=$CC"
echo "BC=$BC"
echo "1=$1"
echo... (5 Replies)
Discussion started by: adshocker
5 Replies
3. Shell Programming and Scripting
Hi,
In Cron file i'm using username and password hard-coded and now i wann to use environmental veraiables in cron file.
But Could you please guide me how to use these environmental variables in cron file ?
Thanks,
Shyamu.A (4 Replies)
Discussion started by: shyamu544
4 Replies
4. Emergency UNIX and Linux Support
Hi all!
I know that environment variables can be set on the .bashrc file, but I need to set them from a sh script. I saw a lot of websites that teach this but it doesn't work for me.
#!/bin/sh
DEKTOP=$DESKTOP=:/home/rrodrigues/Desktop
export DESKTOP
if I do echo $DESKTOP returns me... (10 Replies)
Discussion started by: ruben.rodrigues
10 Replies
5. UNIX for Dummies Questions & Answers
Hi all,
This is my first post here. I need to set up a few environment variables with a shell script. Some are hard-coded, but some should come from other commands or as input from the user. How do I do that?
For example, I need to export a variable as such:
export DISPLAY=127.0.0.1:8.0
... (2 Replies)
Discussion started by: exchequer598
2 Replies
6. UNIX for Dummies Questions & Answers
#!/bin/bash
if ; then
ASS1_DATA_DIR=./
echo $ASS1_DATA_DIR
export ASS1_DATA_DIR
echo "data dir"
fi
if ; then
ASS1_OUTPUT_DIR=./
export ASS1_OUTPUT_DIR
fi
I want to create a new environment variable ASS1_DATA_DIR and ASS1_OUTPUT_DIR in bash and set them to the current... (4 Replies)
Discussion started by: bigubosu
4 Replies
7. UNIX for Dummies Questions & Answers
hi all,
I would appreciate if some one could explain me the difference between setting up the variables as shown below
HOME=${HOME:-"/home/user1"}
HOME=/home/user1 (1 Reply)
Discussion started by: SSSB
1 Replies
8. Shell Programming and Scripting
Hello All,
I am writing a script to set some environment variables which are required for a particular application. I understand that the environment variables set by Shell script can, at the max, be valid for the session. They will have to be set again once the session is closed and re-opened.... (1 Reply)
Discussion started by: kssandeep
1 Replies
9. Shell Programming and Scripting
I've seen a few other threads like this, but they either went unanswered or failed to answer my question.
How do I set an environment variable in a Makefile?
What I'm trying to do is use GNU make to automate an ant build.
In order to run ant, I've got to first set a few environment... (1 Reply)
Discussion started by: Bags
1 Replies
10. UNIX for Dummies Questions & Answers
Hello,
I want to set some environment variables with this script:
ip=$@
echo Remote Computer: $ip
PERLDB_OPTS="CallKomodo=$ip:9000 RemotePort=$ip:9010 PrintRet=0"
export PERLDB_OPTS
PERL5LIB=/opt/komodo
export PERL5LIB
echo PERLDB_OPTS: $PERLDB_OPTS
echo PERL5LIB: $PERL5LIB
But it... (5 Replies)
Discussion started by: Gargamel
5 Replies
nohup(1) General Commands Manual nohup(1)
NAME
nohup - run a command immune to hangups
SYNOPSIS
command [arguments]
DESCRIPTION
executes command with hangups and quits ignored. If output is not redirected by the user, both standard output and standard error are sent
to If is not writable in the current directory, output is redirected to otherwise, fails. If a file is created, the file's permission bits
will be set to
If output from is redirected to a terminal, or is not redirected at all, the output is sent to
EXTERNAL INFLUENCES
Environment Variables
determines the language in which messages are displayed.
If is not specified in the environment or is set to the empty string, the value of is used as a default for each unspecified or empty vari-
able. If is not specified or is set to the empty string, a default of "C" (see lang(5)) is used instead of
If any internationalization variable contains an invalid setting, behaves as if all internationalization variables are set to "C". See
environ(5).
International Code Set Support
Single- and multi-byte character code sets are supported.
EXAMPLES
It is frequently desirable to apply to pipelines or lists of commands. This can be done only by placing pipelines and command lists in a
single file, called a shell script. To run the script using
features apply to the entire contents of file. If the shell script file is to be executed often, the need to type can be eliminated by
setting execute permission on file. The script can also be run in the background with interrupts ignored (see sh(1)):
file typically contains normal keyboard command sequences that one would want to continue running in case the terminal disconnects, such
as:
WARNINGS
Be careful to place punctuation properly. For example, in the command form:
applies only to command1. To correct the problem, use the command form:
Be careful of where standard error is redirected. The following command may put error messages on tape, making it unreadable:
whereas
puts the error messages into file
EXIT STATUS
The following exit values are returned:
The command specified by
command was found but could not be invoked
An error occurred in the nohup utility or the specified
command could not be found
Otherwise, the exit status of nohup will be that of the command specified.
SEE ALSO
chmod(1), nice(1), sh(1), signal(5).
STANDARDS CONFORMANCE
nohup(1)
