require 'formula' class Ipcalc < Formula homepage 'http://jodies.de/ipcalc' url 'http://jodies.de/ipcalc-archive/ipcalc-0.41.tar.gz' sha1 'b75b498f2fa5ecfa30707a51da63c6a5775829f3' def install bin.install "ipcalc" end end