Homebrew recipe for GNU Screen 4.2.0 (Support NFD)

screen.rb

# Usage:
#   $ brew install https://gist.githubusercontent.com/Tomohiro/70feedac347a67b61821/raw/screen.rb
class Screen < Formula
  homepage "https://www.gnu.org/software/screen"

  stable do
    url "http://ftpmirror.gnu.org/screen/screen-4.2.0.tar.gz"
    mirror "https://ftp.gnu.org/gnu/screen/screen-4.2.0.tar.gz"
    sha1 "85a206e1e474fd608f17e88bfe5f90a55f21c51a"

    # Support NFD
    #   - http://rcmdnk.github.io/blog/2014/05/04/computer-screen/
    #   - http://qiita.com/knaka/items/48e1799b56d520af6a09
    patch :p2 do
      url "https://gist.githubusercontent.com/mrkn/626040/raw/be6a04f0e64c56185ba5850415ac59dad4cd62a0/screen-utf8-nfd.patch"
      sha1 "75522565629e49ce42e9a332795241491a270bad"
    end

    patch :p2 do
      url "https://gist.githubusercontent.com/rcmdnk/143cb56d31335dbccf70/raw/78bab47b91e0e918f55b112cb23d12e1cf6d5146/screen-utf8-osc.diff"
      sha1 "7fa23604bd748dbbdf9eda2ecfe80b0ce9334868"
    end
  end

  depends_on "autoconf" => :build
  depends_on "automake" => :build

  def install
    if build.head?
      cd "src"
    end

    # With parallel build, it fails
    # because of trying to compile files which depend osdef.h
    # before osdef.sh script generates it.
    ENV.deparallelize

    system "./autogen.sh"
    system "./configure", "--prefix=#{prefix}",
                          "--mandir=#{man}",
                          "--infodir=#{info}",
                          "--enable-colors256"
    system "make"
    system "make install"
  end
end