case-cmd.sh

Shall高级编程

#!/bin/bash
# case-cmd.sh: Using command substitution to generate a "case" variable.

case $( arch ) in   # "arch" returns machine architecture.
                    # Equivalent to 'uname -m' ...
  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