class QemuAT202208301 < Formula
  desc "Emulator for x86 and PowerPC augmented with a power of VirGL"
  homepage "https://www.qemu.org/"
  url "https://code.tokarch.uk/third_party/qemu.git",
    # v7.1.0
    using: :git,
    revision: "9b2f39add71246a0f37f27794878639c7d11a79a"
  
  version "20220830.1"
  license "GPL-2.0-only"

  depends_on "libtool" => :build
  depends_on "meson" => :build
  depends_on "ninja" => :build
  depends_on "pkg-config" => :build

  depends_on "glib"
  depends_on "gnutls"
  depends_on "jpeg"
  depends_on "libangle"
  depends_on "libepoxy@20220315.1"
  depends_on "virglrenderer@20220315.1"
  depends_on "libpng"
  depends_on "libssh"
  depends_on "libusb"
  depends_on "lzo"
  depends_on "ncurses"
  depends_on "nettle"
  depends_on "pixman"
  depends_on "snappy"
  depends_on "spice-protocol"
  depends_on "vde"

  conflicts_with "qemu",
    because: "it's a same package"

  # 820KB floppy disk image file of FreeDOS 1.2, used to test QEMU
  resource "test-image" do
    url "http://www.ibiblio.org/pub/micro/pc-stuff/freedos/files/distributions/1.2/qemu/qemu-fd12-base.zip"
    sha256 "2900ee67ded38c58680c6b1ae667b2d01ea611c63c83f19bbef53e3da3735820"
  end

  def install
    ENV["LIBTOOL"] = "glibtool"

    args = %W[
      --prefix=#{prefix}
      --cc=#{ENV.cc}
      --host-cc=#{ENV.cc}
      --disable-bsd-user
      --disable-guest-agent
      --enable-curses
      --enable-libssh
      --enable-vde
      --enable-opengl
      --enable-egl
      --enable-virglrenderer
      --enable-vmnet
      --enable-virtfs
      --extra-cflags=-DNCURSES_WIDECHAR=1
      --extra-cflags=-I#{Formula["libangle"].opt_prefix}/include
      --extra-ldflags=-L#{Formula["libangle"].opt_prefix}/lib
      --extra-cflags=-I#{Formula["libepoxy@20220315.1"].opt_prefix}/include
      --extra-ldflags=-L#{Formula["libepoxy@20220315.1"].opt_prefix}/lib
      --extra-cflags=-I#{Formula["virglrenderer@20220315.1"].opt_prefix}/include
      --extra-ldflags=-L#{Formula["virglrenderer@20220315.1"].opt_prefix}/lib
      --extra-cflags=-I#{Formula["spice-protocol"].opt_prefix}/include/spice-1
      --extra-ldflags=-L#{Formula["spice-protocol"].opt_prefix}/lib
      --disable-sdl
      --disable-gtk
    ]
    # Sharing Samba directories in QEMU requires the samba.org smbd which is
    # incompatible with the macOS-provided version. This will lead to
    # silent runtime failures, so we set it to a Homebrew path in order to
    # obtain sensible runtime errors. This will also be compatible with
    # Samba installations from external taps.
    args << "--smbd=#{HOMEBREW_PREFIX}/sbin/samba-dot-org-smbd"

    on_macos do
      args << "--enable-cocoa"
    end

    system "./configure", *args
    system "make", "V=1", "install"
  end

  test do
    expected = "QEMU Project"
    assert_match expected, shell_output("#{bin}/qemu-system-aarch64 --version")
    assert_match expected, shell_output("#{bin}/qemu-system-alpha --version")
    assert_match expected, shell_output("#{bin}/qemu-system-arm --version")
    assert_match expected, shell_output("#{bin}/qemu-system-cris --version")
    assert_match expected, shell_output("#{bin}/qemu-system-hppa --version")
    assert_match expected, shell_output("#{bin}/qemu-system-i386 --version")
    assert_match expected, shell_output("#{bin}/qemu-system-m68k --version")
    assert_match expected, shell_output("#{bin}/qemu-system-microblaze --version")
    assert_match expected, shell_output("#{bin}/qemu-system-microblazeel --version")
    assert_match expected, shell_output("#{bin}/qemu-system-mips --version")
    assert_match expected, shell_output("#{bin}/qemu-system-mips64 --version")
    assert_match expected, shell_output("#{bin}/qemu-system-mips64el --version")
    assert_match expected, shell_output("#{bin}/qemu-system-mipsel --version")
    assert_match expected, shell_output("#{bin}/qemu-system-nios2 --version")
    assert_match expected, shell_output("#{bin}/qemu-system-or1k --version")
    assert_match expected, shell_output("#{bin}/qemu-system-ppc --version")
    assert_match expected, shell_output("#{bin}/qemu-system-ppc64 --version")
    assert_match expected, shell_output("#{bin}/qemu-system-riscv32 --version")
    assert_match expected, shell_output("#{bin}/qemu-system-riscv64 --version")
    assert_match expected, shell_output("#{bin}/qemu-system-rx --version")
    assert_match expected, shell_output("#{bin}/qemu-system-s390x --version")
    assert_match expected, shell_output("#{bin}/qemu-system-sh4 --version")
    assert_match expected, shell_output("#{bin}/qemu-system-sh4eb --version")
    assert_match expected, shell_output("#{bin}/qemu-system-sparc --version")
    assert_match expected, shell_output("#{bin}/qemu-system-sparc64 --version")
    assert_match expected, shell_output("#{bin}/qemu-system-tricore --version")
    assert_match expected, shell_output("#{bin}/qemu-system-x86_64 --version")
    assert_match expected, shell_output("#{bin}/qemu-system-xtensa --version")
    assert_match expected, shell_output("#{bin}/qemu-system-xtensaeb --version")
    resource("test-image").stage testpath
    assert_match "file format: raw", shell_output("#{bin}/qemu-img info FLOPPY.img")
  end
end