class Zbackup < Formula
  desc "Globally-deduplicating backup tool (based on ideas in rsync)"
  homepage "http://zbackup.org"
  url "https://github.com/zbackup/zbackup/archive/1.4.2.tar.gz"
  sha256 "6259e8206ef996c8f925a536dda09d955bd6308d1e9b3b5b6bcdfd00e8ac8f41"

  bottle do
    cellar :any
    sha256 "3dc75fac25bf9386a54e7d658dbc05d36f9e6d2088d9f5386bee664073391d98" => :yosemite
    sha256 "0fc29c22f2931f44fde65103de530b8fe1231248935b15f8e36ae87665b4ea58" => :mavericks
    sha256 "d12adbb695bcaa3482ef071c25339514e90c3688cd5eb81ce8dcdb4edfbc3d6f" => :mountain_lion
  end

  depends_on "cmake" => :build
  depends_on "openssl"
  depends_on "protobuf"
  depends_on "xz" # get liblzma compression algorithm library from XZutils
  depends_on "lzo"

  # These fixes are upstream and can be removed in the next released version.
  patch do
    url "https://github.com/zbackup/zbackup/commit/7e6adda6b1df9c7b955fc06be28fe6ed7d8125a2.diff"
    sha256 "564c494b02be7b159b21f1cfcc963df29350061e050e66b7b3d96ed829552351"
  end

  patch do
    url "https://github.com/zbackup/zbackup/commit/f4ff7bd8ec63b924a49acbf3a4f9cf194148ce18.diff"
    sha256 "47f760aa03a0a1550f05e30b1fa127afa1eda5a802d0d6edd9be07f3762008fb"
  end

  def install
    system "cmake", ".", *std_cmake_args
    system "make", "install"
  end

  test do
    system "#{bin}/zbackup", "--non-encrypted", "init", "."
    system "echo test | #{bin}/zbackup --non-encrypted backup backups/test.bak"
  end
end