Homebrew formula for tmux patched with true color support

tmux-truecolor.rb

require 'formula'

class Tmux < Formula
  homepage 'http://tmux.sourceforge.net'
  url 'https://downloads.sourceforge.net/project/tmux/tmux/tmux-2.0/tmux-2.0.tar.gz'
  sha1 '977871e7433fe054928d86477382bd5f6794dc3d'

  bottle do
    cellar :any
    sha256 "91a14274005416c9a20f64f149f732837b0503c0ddcfdc80f87c0576e99ee3fa" => :yosemite
    sha256 "d70b62ddf26d2113a108622643550dc50248c98188af27d7e2e76e415f43588d" => :mavericks
    sha256 "a1468fd6ac69c18c4773a65c11b2811525d542d911f6c6642e87c0e195f6c4c1" => :mountain_lion
  end

  head do
    url 'git://git.code.sf.net/p/tmux/tmux-code'

    depends_on "autoconf" => :build
    depends_on "automake" => :build
    depends_on "libtool" => :build
    
    # Adds true color support. See gist for more information.
    patch do
      url "https://gist.githubusercontent.com/JohnMorales/0579990993f6dec19e83/raw/75b073e85f3d539ed24907f1615d9e0fa3e303f4/tmux-24.diff"
      sha256 "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
    end
  end

  depends_on 'pkg-config' => :build
  depends_on 'libevent'

  def install
    system "sh", "autogen.sh" if build.head?

    ENV.append "LDFLAGS", '-lresolv'
    system "./configure", "--disable-dependency-tracking",
                          "--prefix=#{prefix}",
                          "--sysconfdir=#{etc}"
    system "make install"

    bash_completion.install "examples/bash_completion_tmux.sh" => 'tmux'
    (share/'tmux').install "examples"
  end

  def caveats; <<-EOS.undent
    Example configurations have been installed to:
      #{share}/tmux/examples
    EOS
  end

  test do
    system "#{bin}/tmux", "-V"
  end
end