launchdns 1.0.1 (new formula)

Closes Homebrew/homebrew#36695.

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

Formula/launchdns.rb

@@ -0,0 +1,55 @@
+class Launchdns < Formula
+  homepage "https://github.com/josh/launchdns"
+  url "https://github.com/josh/launchdns/archive/v1.0.1.tar.gz"
+  head "https://github.com/josh/launchdns.git"
+  sha1 "7310bb558a3b910e98b5364652e3a4fb48375494"
+
+  def install
+    ENV["PREFIX"] = prefix
+    system "make", "install"
+
+    (prefix+"etc/resolver/dev").write("nameserver 127.0.0.1\nport 55353\n")
+  end
+
+  test do
+    system "#{bin}/launchdns", "-p0", "-t1"
+  end
+
+  def caveats; <<-EOS.undent
+      To have *.dev resolved to 127.0.0.1:
+          sudo ln -s #{HOMEBREW_PREFIX}/etc/resolver /etc/resolver
+    EOS
+  end
+
+  plist_options :manual => "launchdns"
+
+  def plist; <<-EOS.undent
+    <?xml version="1.0" encoding="UTF-8"?>
+    <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+    <plist version="1.0">
+      <dict>
+        <key>Label</key>
+        <string>#{plist_name}</string>
+        <key>ProgramArguments</key>
+        <array>
+          <string>#{opt_bin}/launchdns</string>
+          <string>--socket=Listeners</string>
+          <string>--timeout=30</string>
+        </array>
+        <key>Sockets</key>
+        <dict>
+          <key>Listeners</key>
+          <dict>
+            <key>SockType</key>
+            <string>dgram</string>
+            <key>SockNodeName</key>
+            <string>127.0.0.1</string>
+            <key>SockServiceName</key>
+            <string>55353</string>
+          </dict>
+        </dict>
+      </dict>
+    </plist>
+    EOS
+  end
+end