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OK. Found out how to do it.


stty_state=`stty -g`
stty raw; stty -echo
keycode=`dd bs=1 count=1 2>/dev/null`
stty "$stty_state"

Where keycode contains the key code.

As long as script 2 has it's executable flag set then simply placing the path of the script at the end of script 1 should call it.

#!/bin/sh
echo "This is script 1"
/usr/local/bin/script2
exit...

I would like to get a script to respond to arrow key presses to scroll up and down a menu.

The platform is CDLinux which uses a prehistoric version of bash, version 1.14.7.

I would like to do...

OK, I wrote a script that does near-enough what I wanted to do...


#!/bin/bash
#Read time zones into array
i=1; for item in `cat timezones.txt`; do tz[$i]="$item"; let i=$i+1; done
i=1
echo...

Is there any way to implement a drop down menu selection in bash?

This is on CDLinux which is a very minimal live CD and I am using it to install an image onto a hard drive. Part of that process...

Yes, that fixed it!

I did a slight variation based on what I found in a Slackware rc.local script.



Not sure if it makes much difference (I have to burn another CD to find out), but I'm...

I have a script I am runing on a hacked CDLinux live CD called from /etc/rc.d/rc.local.

The part of th script in question goes like this.


When run from rc.local the prompt "Centre name :" and...

FYI CentOS is Redhat Enterprise re-compiled from source RPMs with all the trademark stuff removed. It's good to play around with RHES for free before you need all the production-grade support etc.
...

Linux, CentOS4.1.

Isn't netstat common to both Unix & Linux?
http://www.computerhope.com/unix/unetstat.htm

I needed to get a machine's local IP address when not root (so no ifconfig).

Eventually, I arrived at this convoluted solution that grabs the unique local IP info from netstat...

netstat -n -t...

Wow, I never new it was so easy to get the PID number from within a script!

Thanks :-)

Hi Richard,

The tar command can be used to reproduce a directory tree with all the ownership and permissions preserved (though arbitary preserved ownership is only possible if you untar as root)....

OK I finally resolved this myself so I am posting the solution in case it helps anyone else out there.

It is possible to use the -i switch of xargs to pass the same file name to several commands...

I have a script that does a search and replace on a tree using find, xargs and sed that looks something like this.

find . -type f -print0 | xargs -0 sed -i 's/fromthis/tothis/g'

Now this works...