Added a formula for JoCaml.

Library/Formula/jocaml.rb

@@ -0,0 +1,26 @@
+require 'formula'
+
+class Jocaml < Formula
+  homepage 'http://http://jocaml.inria.fr/'
+  url 'http://jocaml.inria.fr/pub/distri/jocaml-3.12/jocaml-3.12.1.tar.gz'
+  sha1 '34c8954c766c7a7b50ba10006b10129b924ecb4b'
+
+  depends_on 'ocaml'
+
+  # Don't strip symbols, so dynamic linking doesn't break.
+  skip_clean :all
+
+  def install
+    system "./configure", "--prefix", HOMEBREW_PREFIX, "--mandir", man
+    ENV.deparallelize # Builds are not parallel-safe, esp. with many cores
+    system "make world"
+    system "make opt"
+    system "make opt.opt"
+    system "make", "PREFIX=#{prefix}", "install"
+    (lib+'ocaml/compiler-libs').install 'typing', 'parsing', 'utils'
+
+    # site-lib in the Cellar will be a symlink to the HOMEBREW_PREFIX location,
+    # which is mkpath'd by Keg#link when something installs into it
+    ln_s HOMEBREW_PREFIX+"lib/ocaml/site-lib", lib+"ocaml/site-lib"
+  end
+end