2 files changed, 119 insertions, 0 deletions
diff --git a/pkgs/games/ivan/default.nix b/pkgs/games/ivan/default.nix
new file mode 100644
index 00000000000..50b9f03d4bc
--- /dev/null
+++ b/pkgs/games/ivan/default.nix
@@ -0,0 +1,44 @@
+{stdenv, fetchFromGitHub, libpng, cmake, SDL2, SDL2_mixer, pkgconfig, pcre}:
+
+stdenv.mkDerivation rec {
+
+  name = "ivan-${version}";
+  version = "052";
+
+  src = fetchFromGitHub {
+    owner = "Attnam";
+    repo = "ivan";
+    rev = "v${version}";
+    sha256 = "1vvwb33jw4ppwsqlvaxq3b8npdzh9j9jfangyzszp5sfnnd7fj5b";
+  };
+
+  buildInputs = [SDL2 SDL2_mixer libpng pcre];
+
+  nativeBuildInputs = [cmake pkgconfig];
+
+  hardeningDisable = ["all"];
+  
+  # To store bone and high score files in ~/.ivan of the current user
+  patches = [./homedir.patch];
+
+  # Enable wizard mode
+  cmakeFlags = ["-DCMAKE_CXX_FLAGS=-DWIZARD"];
+
+  # Help CMake find SDL_mixer.h
+  NIX_CFLAGS_COMPILE = "-I${SDL2_mixer}/include/SDL2";
+
+  meta = with stdenv.lib; {
+    description = "Graphical roguelike game";
+    longDescription = ''
+      Iter Vehemens ad Necem (IVAN) is a graphical roguelike game, which currently
+      runs in Windows, DOS, Linux, and OS X. It features advanced bodypart and
+      material handling, multi-colored lighting and, above all, deep gameplay.
+
+      This is a fan continuation of IVAN by members of Attnam.com
+    '';
+    homepage = https://attnam.com/;
+    license = licenses.gpl2Plus;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [nonfreeblob];
+  };
+}
diff --git a/pkgs/games/ivan/homedir.patch b/pkgs/games/ivan/homedir.patch
new file mode 100644
index 00000000000..312099f7ffd
--- /dev/null
+++ b/pkgs/games/ivan/homedir.patch
@@ -0,0 +1,75 @@
+diff --git a/FeLib/Include/hscore.h b/FeLib/Include/hscore.h
+index 4caf3ff..1a02845 100644
+--- a/FeLib/Include/hscore.h
++++ b/FeLib/Include/hscore.h
+@@ -31,11 +31,11 @@ class festring;
+ class highscore
+ {
+  public:
+-  highscore(cfestring& = HIGH_SCORE_FILENAME);
++  highscore();
+   truth Add(long, cfestring&);
+   void Draw() const;
+-  void Save(cfestring& = HIGH_SCORE_FILENAME) const;
+-  void Load(cfestring& = HIGH_SCORE_FILENAME);
++  void Save() const;
++  void Load();
+   truth LastAddFailed() const;
+   void AddToFile(highscore*) const;
+   truth MergeToFile(highscore*) const;
+diff --git a/FeLib/Source/hscore.cpp b/FeLib/Source/hscore.cpp
+index 2e5318d..ff9c174 100644
+--- a/FeLib/Source/hscore.cpp
++++ b/FeLib/Source/hscore.cpp
+@@ -23,7 +23,7 @@ cfestring& highscore::GetEntry(int I) const { return Entry[I]; }
+ long highscore::GetScore(int I) const { return Score[I]; }
+ long highscore::GetSize() const { return Entry.size(); }
+ 
+-highscore::highscore(cfestring& File) : LastAdd(0xFF), Version(HIGH_SCORE_VERSION) { Load(File); }
++highscore::highscore() : LastAdd(0xFF), Version(HIGH_SCORE_VERSION) { Load(); }
+ 
+ truth highscore::Add(long NewScore, cfestring& NewEntry,
+                      time_t NewTime, long NewRandomID)
+@@ -98,8 +98,12 @@ void highscore::Draw() const
+   List.Draw();
+ }
+ 
+-void highscore::Save(cfestring& File) const
++void highscore::Save() const
+ {
++  std::string buffer(getenv("HOME"));
++  buffer.append("/.ivan/ivan-highscore.scores");
++  cfestring& File = buffer.c_str();
++
+   outputfile HighScore(File);
+   long CheckSum = HIGH_SCORE_VERSION + LastAdd;
+   for(ushort c = 0; c < Score.size(); ++c)
+@@ -112,8 +116,12 @@ void highscore::Save(cfestring& File) const
+ }
+ 
+ /* This function needs much more error handling */
+-void highscore::Load(cfestring& File)
++void highscore::Load()
+ {
++  std::string buffer(getenv("HOME"));
++  buffer.append("/.ivan/ivan-highscore.scores");
++  cfestring& File = buffer.c_str();
++
+   {
+     inputfile HighScore(File, 0, false);
+ 
+diff --git a/Main/Source/game.cpp b/Main/Source/game.cpp
+index 8927305..c18e790 100644
+--- a/Main/Source/game.cpp
++++ b/Main/Source/game.cpp
+@@ -2380,7 +2380,9 @@ festring game::GetDataDir()
+ festring game::GetBoneDir()
+ {
+ #ifdef UNIX
+-  return LOCAL_STATE_DIR "/Bones/";
++  festring BoneDir;
++  BoneDir << getenv("HOME") << "/.ivan/Bones/";
++  return BoneDir;
+ #endif
+ 
+ #if defined(WIN32) || defined(__DJGPP__)