# NOTE: Configure will fail if using awk 20110810 from dupes.
# Upstream issue: https://savannah.gnu.org/bugs/index.php?37063
class Wget < Formula
  desc "Internet file retriever"
  homepage "https://www.gnu.org/software/wget/"
  url "https://ftpmirror.gnu.org/wget/wget-1.18.tar.xz"
  mirror "https://ftp.gnu.org/gnu/wget/wget-1.18.tar.xz"
  sha256 "b5b55b75726c04c06fe253daec9329a6f1a3c0c1878e3ea76ebfebc139ea9cc1"

  bottle do
    sha256 "26c26f28a4fad3f57602722219e9c70574c4d8191e59639052ce02b3e9d84508" => :sierra
    sha256 "6f23f874cf3997bb0635e5f7706db92c9e98b5089df3b3098045afe071dc992b" => :el_capitan
    sha256 "358e6f9ed3467579b1994e88403ce434afff75d8d5992e81b938a07ed4b62436" => :yosemite
    sha256 "550c915afa5dc225699bfb9d6f98291594ca62402ce6280c43be6438cfed05fe" => :mavericks
  end

  head do
    url "git://git.savannah.gnu.org/wget.git"

    depends_on "autoconf" => :build
    depends_on "automake" => :build
    depends_on "xz" => :build
    depends_on "gettext"
  end

  deprecated_option "enable-iri" => "with-iri"
  deprecated_option "enable-debug" => "with-debug"

  option "with-iri", "Enable iri support"
  option "with-debug", "Build with debug support"

  depends_on "pkg-config" => :build
  depends_on "pod2man" => :build if MacOS.version <= :snow_leopard
  depends_on "openssl" => :recommended
  depends_on "libressl" => :optional
  depends_on "libidn" if build.with? "iri"
  depends_on "pcre" => :optional
  depends_on "libmetalink" => :optional
  depends_on "gpgme" => :optional

  def install
    # Fixes undefined symbols _iconv, _iconv_close, _iconv_open
    # Reported 10 Jun 2016: https://savannah.gnu.org/bugs/index.php?48193
    ENV.append "LDFLAGS", "-liconv"

    args = %W[
      --prefix=#{prefix}
      --sysconfdir=#{etc}
      --with-ssl=openssl
    ]

    if build.with? "libressl"
      args << "--with-libssl-prefix=#{Formula["libressl"].opt_prefix}"
    else
      args << "--with-libssl-prefix=#{Formula["openssl"].opt_prefix}"
    end

    args << "--disable-debug" if build.without? "debug"
    args << "--disable-iri" if build.without? "iri"
    args << "--disable-pcre" if build.without? "pcre"
    args << "--with-metalink" if build.with? "libmetalink"
    args << "--with-gpgme-prefix=#{Formula["gpgme"].opt_prefix}" if build.with? "gpgme"

    system "./bootstrap" if build.head?
    system "./configure", *args
    system "make", "install"
  end

  test do
    system bin/"wget", "-O", "-", "https://google.com"
  end
end