subnetcalc 2.2.0 (new formula)

IPv4/IPv6 Subnet Calculator

Closes Homebrew/homebrew#26271.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>

Formula/subnetcalc.rb

@@ -0,0 +1,23 @@
+require "formula"
+
+class Subnetcalc < Formula
+  homepage "http://www.iem.uni-due.de/~dreibh/subnetcalc/"
+  url "http://www.iem.uni-due.de/~dreibh/subnetcalc/download/subnetcalc-2.2.0.tar.gz"
+  sha1 "fbe6411443f4140937a85f051e733efd803ec7b3"
+
+  depends_on 'geoip' => :recommended
+
+  def install
+    args = ["--disable-dependency-tracking",
+            "--disable-silent-rules",
+            "--prefix=#{prefix}"]
+    args << "--with-geoip=no" if build.without? "geoip"
+
+    system "./configure", *args
+    system "make", "install"
+  end
+
+  test do
+    system "#{bin}/subnetcalc", "::1"
+  end
+end