class Xsane < Formula
  desc "Graphical scanning frontend"
  homepage "http://www.xsane.org"
  url "https://ftp.osuosl.org/pub/blfs/conglomeration/xsane/xsane-0.999.tar.gz"
  mirror "https://fossies.org/linux/misc/xsane-0.999.tar.gz"
  sha256 "5782d23e67dc961c81eef13a87b17eb0144cae3d1ffc5cf7e0322da751482b4b"
  revision 4

  bottle do
    sha256 "93064b6ec70657f6815a0aba5d52c8b7e54e9ef6f223c608351b790887c62b92" => :mojave
    sha256 "4242d28d56f5ed634f7f8632d41e441e1cbeaf60a362628796a436ba2f8eac11" => :high_sierra
    sha256 "f247067d49d44f8c0662cd64c99524f13c4b3a18ef7e49a19dd377bb449c859d" => :sierra
  end

  depends_on "pkg-config" => :build
  depends_on "gtk+"
  depends_on "sane-backends"

  # Needed to compile against libpng 1.5, Project appears to be dead.
  patch :p0 do
    url "https://raw.githubusercontent.com/Homebrew/formula-patches/e1a592d/xsane/patch-src__xsane-save.c-libpng15-compat.diff"
    sha256 "404b963b30081bfc64020179be7b1a85668f6f16e608c741369e39114af46e27"
  end

  def install
    system "./configure", "--prefix=#{prefix}"
    system "make", "install"
  end

  test do
    system "#{bin}/xsane", "--version"
  end
end