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KSH Script Basics | Special Shell Variables

April 23rd, 2010 by elizar

Just deleted tons of stale, unsused user accounts. Here are some KSH shell basics and special shell variable. I need to Google them up myself to get reminded that ‘$?’ is the output variable for script execution. That is, it’s 0 for successful execution and 1 if there is any error.

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Archives Posts

Looping Through a List of Arguments (bourne)

May 31st, 2008 by elizar

The Bourne shell for loop looks like this:

    for arg in list
do
...Handle $arg...
done

Real life application.. :)

# ls -l | awk ‘{print$9}’

user01
user02
user03
user04
user05
user06
user07
user08
user09
# pwd
/home
# for x in `ls -l | awk ‘{print$9}’`
> do
> chown $x $x
> done
# ls -aslt
total 136

.. yeah you know what the output is.. :)

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