configure do
  check_d_compiler
  check_cfg package: "freetype2"
end

build do
  Environment.new do |env|
    sources = []
    dirs = [
      "src",
      "modules/DerelictUtil/source",
      "modules/DerelictSDL2/source",
      "modules/DerelictGL3/source",
      "modules/gl3n/gl3n",
      "modules/glamour/glamour",
      "modules/dft/src",
    ].each do |dir|
      sources += glob("#{dir}/**/*.{d,c}")
    end
    env["D_IMPORT_PATH"] += [
      "modules/DerelictUtil/source",
      "modules/DerelictSDL2/source",
      "modules/DerelictGL3/source",
      "modules/gl3n",
      "modules/glamour",
      "modules/dft/src",
    ]
    env["DFLAGS"] += ["-fversion=Derelict3", "-fversion=gl3n", "-fversion=SDLImage2"]
    env["LDFLAGS"] += ["-static-libgcc"]
    env.Program("app", sources)
  end
end