BindBC SDL working

Rsconscript

@@ -0,0 +1,19 @@
+configure do
+  check_d_compiler "ldc2"
+end
+
+env "app" do |env|
+  dirs = [
+    "src",
+    "libs/bindbc-common/source",
+    "libs/bindbc-sdl/source",
+    "libs/glad",
+  ]
+  sources = dirs.reduce([]) do |result, dir|
+    result + glob("#{dir}/**/*.{d,c}")
+  end
+  env["D_IMPORT_PATH"] += dirs
+  env["DFLAGS"] += %w[--d-version=BindBC_Static]
+  env["LDFLAGS"] += %w[-L-lfreetype -L-lSDL2]
+  env.Program("^/app", sources)
+end