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Posts Tagged ‘shell script’

Function Return Value ?

In Coding, General Linux on 17 March 2009 with no comments

The following function: 1 2 3 processLine(){ <strong>line</strong>="$@" } Does it have some sort of “return value”? (in this case the variable line) by calling it through: processLine $line echo $line In the above example, I echo the value of line after being processed by processLine(). (?)

Startup script for TAP interfaces

In Coding, General Linux, Ubuntu on 18 February 2009 with 1 comment

To add startup script we can use: System > Preferences > Sessions local boot script (as services start/stop in /etc/init.d/) I added the following shell script: setup-tap: #! /bin/bash tap_up() { tunctl -t tap0 -u $USER tunctl -t tap1 -u $USER ifconfig tap0 192.168.20.1 ifconfig tap1 192.168.40.1 #iptables -t nat -A POSTROUTING -o eth1 -j [...]