class Libevent < Formula
  desc "Asynchronous event library"
  homepage "https://libevent.org/"
  url "https://github.com/libevent/libevent/archive/release-2.1.11-stable.tar.gz"
  sha256 "229393ab2bf0dc94694f21836846b424f3532585bac3468738b7bf752c03901e"

  bottle do
    cellar :any
    sha256 "0a8ab56e634a686654b83cfa5a94ea7a388bc19149372fceea54663cbad029f9" => :mojave
    sha256 "44db0195483e874f8c8fc7ed4bb6e6f82bf31b17536859fdf2189dcedf70ca1e" => :high_sierra
    sha256 "61c7fa8f31268fa382b5bdc99d37f5d463aa673e661db562458dc34d599be75c" => :sierra
  end

  depends_on "autoconf" => :build
  depends_on "automake" => :build
  depends_on "doxygen" => :build
  depends_on "libtool" => :build
  depends_on "pkg-config" => :build
  depends_on "openssl"

  conflicts_with "pincaster",
    :because => "both install `event_rpcgen.py` binaries"

  def install
    inreplace "Doxyfile", /GENERATE_MAN\s*=\s*NO/, "GENERATE_MAN = YES"
    system "./autogen.sh"
    system "./configure", "--disable-dependency-tracking",
                          "--disable-debug-mode",
                          "--prefix=#{prefix}"
    system "make"
    system "make", "install"
    system "make", "doxygen"
    man3.install Dir["doxygen/man/man3/*.3"]
    doc.install Dir["doxygen/html/*"]
  end

  test do
    (testpath/"test.c").write <<~EOS
      #include <event2/event.h>

      int main()
      {
        struct event_base *base;
        base = event_base_new();
        event_base_free(base);
        return 0;
      }
    EOS
    system ENV.cc, "test.c", "-L#{lib}", "-levent", "-o", "test"
    system "./test"
  end
end