A script for mac to install an ISO to a disk like a USB stick. Based on the guide by ubuntu http://www.ubuntu.com/download/desktop/create-a-usb-stick-on-mac-osx

isoInstaller.sh

#!/bin/sh
clear

echo "Install ISO on disk"

iso_path=""

# While $iso_path is empty
while [ -z $iso_path ]
do

	echo "Path to ISO: "
	read iso_path
	if ! [ -f $iso_path ]; then

		echo "File not found!"
		iso_path=""
		
	fi

done

# File found
clear
diskutil list
echo "\n\n"
echo "Which disk number should the iso be installed to? eg. disk[N]"

disk_number=""

while [ -z $disk_number ]
do

	echo "Disk number: "
	read disk_number
	
	if diskutil info $disk_number | grep -q 'Could not find disk:'; then
		echo "Disk not found"
		disk_number=""
	else
		echo "Are you sure you want to install the ISO on this disk,\nthis will erase everything on that disk?"
		echo "Press enter to continue, press CTRL+C to abort."
		read confirm
	fi

done

clear

echo "Converting disk image..."
if [ -e $HOME/TmpDiskImage.dmg ]; then
	echo "Temporary disk image already exists, removing..."
	rm $HOME/TmpDiskImage.dmg
fi

hdiutil convert -format UDRW -o $HOME/TmpDiskImage.dmg $iso_path

echo "\nUnmounting disk..."
if diskutil unmountDisk $disk_number | grep -q 'was successful'; then
	echo "Successfully unmounted disk"
else
	echo "Could not unmount disk: $disk_number"
	exit 1
fi

echo "\nInstalling Disk Image on $disk_number"
sudo dd if=$HOME/TmpDiskImage.dmg of=$disk_number bs=1m

rm $HOME/TmpDiskImage.dmg

echo "\nEjecting Disk"
diskutil eject $disk_number

echo "\nISO installed on disk successfully, you can now remove it from this computer"