RayViljoen/Raspberry-PI-SD-Installer-OS-X — pull request #5 by anupamsinghal (2014-05-10 07:52:11+00:00)
Title: 2 minor changes added for extra safety

to prevent wiping out the root partition by mistake.

a) look at local mounts only with df -lh
b) ignore the root mount with: grep -v '/$'