chocolateDoom and chocolateDoomMaster added

chocolate doom is a port that aims to recreate the experience of Doom in the 1990s
as accurately as possible

pkgs/games/chocolate-doom/default.nix

@@ -0,0 +1,23 @@
+{ stdenv, autoconf, automake, pkgconfig, SDL, SDL_mixer, SDL_net, fetchurl }:
+
+stdenv.mkDerivation rec {
+  name = "chocolate-doom-2.0.0";
+  src = fetchurl {
+    url = https://github.com/chocolate-doom/chocolate-doom/archive/chocolate-doom-2.0.0.tar.gz;
+    sha256 = "1n9lkx97h987bq8z586jgissdhs07xyfr0xfdk7m2wpw4yhw10k1";
+  };
+  buildInputs = [ autoconf autoconf automake pkgconfig SDL SDL_mixer SDL_net ];
+  patchPhase = ''
+    sed -e 's#/games#/bin#g' -i src{,/setup}/Makefile.am
+    ./autogen.sh --prefix=$out
+  '';
+
+  enableParallelBuilding = true;
+
+  meta = {
+    homepage = http://chocolate-doom.org/;
+    description = "Chocolate Doom is a Doom source port that accurately reproduces the experience of Doom as it was played in the 1990s.";
+    license = stdenv.lib.licenses.gpl2Plus;
+    maintainers = with stdenv.lib.maintainers; [ MP2E ];
+  };
+}

pkgs/games/chocolate-doom/master.nix

@@ -0,0 +1,24 @@
+{ stdenv, autoconf, automake, pkgconfig, SDL, SDL_mixer, SDL_net, git, fetchgit }:
+
+stdenv.mkDerivation rec {
+  name = "chocolate-doom-20140902";
+  src = fetchgit {
+    url = git://github.com/fragglet/chocolate-doom.git;
+    rev = "204814c7bb16a8ad45435a15328072681978ea57";
+    sha256 = "1xcdxpkgb9dk3zwqf4xcr3qn7dh5rx6hmniky67imbvi1h74p587";
+  };
+  buildInputs = [ autoconf autoconf automake pkgconfig SDL SDL_mixer SDL_net git ];
+  patchPhase = ''
+    sed -e 's#/games#/bin#g' -i src{,/setup}/Makefile.am
+    ./autogen.sh --prefix=$out
+  '';
+
+  enableParallelBuilding = true;
+
+  meta = {
+    homepage = http://chocolate-doom.org/;
+    description = "Chocolate Doom is a Doom source port that accurately reproduces the experience of Doom as it was played in the 1990s.";
+    license = stdenv.lib.licenses.gpl2Plus;
+    maintainers = with stdenv.lib.maintainers; [ MP2E ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -753,6 +753,9 @@ let
 
   chkrootkit = callPackage ../tools/security/chkrootkit { };
 
+  chocolateDoom = callPackage ../games/chocolate-doom { };
+  chocolateDoomMaster = callPackage ../games/chocolate-doom/master.nix { };
+
   chrony = callPackage ../tools/networking/chrony { };
 
   chunkfs = callPackage ../tools/filesystems/chunkfs { };