Bash Case variable

Case variable

#!/bin/bash
# Using command substitution to generate a "case" variable.

case $( arch ) in   # "arch" returns machine architecture.
i386 ) echo "80386-based machine";;
i486 ) echo "80486-based machine";;
i586 ) echo "Pentium-based machine";;
i686 ) echo "Pentium2+-based machine";;
*    ) echo "Other type of machine";;
esac

exit 0