SDL2_ttf: add version 2.0.12

pkgs/development/libraries/SDL2_ttf/default.nix

@@ -0,0 +1,18 @@
+{ stdenv, fetchurl, SDL2, freetype }:
+
+stdenv.mkDerivation rec {
+  name = "SDL2_ttf-2.0.12";
+
+  src = fetchurl {
+    url = "https://www.libsdl.org/projects/SDL_ttf/release/${name}.tar.gz";
+    sha256 = "0vkg6lyj278mdpd52map3rfi65fbq16w67ahmmfcl77a8da60a47";
+  };
+
+  buildInputs = [SDL2 freetype];
+
+  postInstall = "ln -s $out/include/SDL2/SDL_ttf.h $out/include/";
+
+  meta = {
+    description = "SDL TrueType library";
+  };
+}

pkgs/top-level/all-packages.nix

@@ -7286,6 +7286,8 @@ let
 
   SDL2_gfx = callPackage ../development/libraries/SDL2_gfx { };
 
+  SDL2_ttf = callPackage ../development/libraries/SDL2_ttf { };
+
   serd = callPackage ../development/libraries/serd {};
 
   serf = callPackage ../development/libraries/serf {};