tome4: fix build, modernize (#454928)

From e0c17a8665250b3e3e7f4938f7b256ff50b78fc8 Mon Sep 17 00:00:00 2001

From: Tom van Dijk <18gatenmaker6@gmail.com>

Date: Thu, 23 Oct 2025 15:01:01 +0200

Subject: [PATCH 1/3] web missing include

---

 src/web.c | 1 +

 1 file changed, 1 insertion(+)

diff --git a/src/web.c b/src/web.c

index f12eebb..940aaf9 100644

--- a/src/web.c

+++ b/src/web.c

@@ -32,6 +32,7 @@

 #include "te4web.h"

 #include "web-external.h"

 #include "lua_externs.h"

+#include <unistd.h>

 /*

  * Grab web browser methods -- availabe only here

-- 

2.51.0

From a14890a8a7080c73cac10ff31365833b179c0464 Mon Sep 17 00:00:00 2001

From: Tom van Dijk <18gatenmaker6@gmail.com>

Date: Thu, 23 Oct 2025 15:45:03 +0200

Subject: [PATCH 2/3] zlib missing include

---

 src/zlib/gzguts.h | 1 +

 1 file changed, 1 insertion(+)

diff --git a/src/zlib/gzguts.h b/src/zlib/gzguts.h

index 990a4d2..7c89751 100644

--- a/src/zlib/gzguts.h

+++ b/src/zlib/gzguts.h

@@ -21,6 +21,7 @@

 #include <stdio.h>

 #include "zlib.h"

 #ifdef STDC

+#  include <unistd.h>

 #  include <string.h>

 #  include <stdlib.h>

 #  include <limits.h>

-- 

2.51.0

From ed9f9819c3a0d6b8e92f66aafa6324eb4b310282 Mon Sep 17 00:00:00 2001

From: Tom van Dijk <18gatenmaker6@gmail.com>

Date: Thu, 23 Oct 2025 15:53:06 +0200

Subject: [PATCH 3/3] incompatible pointer types

---

 src/display_sdl.c                  | 2 +-

 src/physfs/archivers/bind_physfs.c | 2 +-

 src/physfs/physfs.c                | 3 ++-

 src/tgl.h                          | 2 +-

 4 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/display_sdl.c b/src/display_sdl.c

index 61b2f0e..c533c8b 100644

--- a/src/display_sdl.c

+++ b/src/display_sdl.c

@@ -78,5 +78,5 @@ GLuint gl_c_shader = 0;

 int nb_draws = 0;

 int gl_c_vertices_nb = 0, gl_c_texcoords_nb = 0, gl_c_colors_nb = 0;

 GLfloat *gl_c_vertices_ptr = NULL;

-GLfloat *gl_c_texcoords_ptr = NULL;

+void *gl_c_texcoords_ptr = NULL;

 GLfloat *gl_c_colors_ptr = NULL;

diff --git a/src/physfs/archivers/bind_physfs.c b/src/physfs/archivers/bind_physfs.c

index d02d323..c0d77c1 100644

--- a/src/physfs/archivers/bind_physfs.c

+++ b/src/physfs/archivers/bind_physfs.c

@@ -222,7 +222,7 @@ static fvoid *doOpen(dvoid *opaque, const char *name,

 static fvoid *BIND_PHYSFS_openRead(dvoid *opaque, const char *fnm, int *exist)

 {

-	return(doOpen(opaque, fnm, PHYSFS_openRead, exist));

+	return(doOpen(opaque, fnm, (void * (*)(const char *)) PHYSFS_openRead, exist));

 } /* BIND_PHYSFS_openRead */

diff --git a/src/physfs/physfs.c b/src/physfs/physfs.c

index 03eb86d..32e2c91 100644

--- a/src/physfs/physfs.c

+++ b/src/physfs/physfs.c

@@ -68,12 +68,13 @@ extern const PHYSFS_Archiver       __PHYSFS_Archiver_MVL;

 extern const PHYSFS_ArchiveInfo    __PHYSFS_ArchiveInfo_WAD;

 extern const PHYSFS_Archiver       __PHYSFS_Archiver_WAD;

 extern const PHYSFS_Archiver       __PHYSFS_Archiver_DIR;

+extern const PHYSFS_ArchiveInfo    __PHYSFS_ArchiveInfo_BIND_PHYSFS;

 extern const PHYSFS_Archiver       __PHYSFS_Archiver_BIND_PHYSFS;

 static const PHYSFS_ArchiveInfo *supported_types[] =

 {

-    &__PHYSFS_Archiver_BIND_PHYSFS,

+    &__PHYSFS_ArchiveInfo_BIND_PHYSFS,

 #if (defined PHYSFS_SUPPORTS_ZIP)

     &__PHYSFS_ArchiveInfo_SUBZIP,

     &__PHYSFS_ArchiveInfo_ZIP,

diff --git a/src/tgl.h b/src/tgl.h

index e2ec026..f905033 100644

--- a/src/tgl.h

+++ b/src/tgl.h

@@ -71,7 +71,7 @@ extern int nb_draws;

 extern int gl_c_vertices_nb, gl_c_texcoords_nb, gl_c_colors_nb;

 extern GLfloat *gl_c_vertices_ptr;

-extern GLfloat *gl_c_texcoords_ptr;

+extern void *gl_c_texcoords_ptr;

 extern GLfloat *gl_c_colors_ptr;

 #define glVertexPointer(nb, t, v, p) \

 { \

-- 

2.51.0

{

  lib,

  stdenv,

  fetchurl,

  fetchFromGitLab,

  fetchpatch2,

  copyDesktopItems,

  makeDesktopItem,

  makeWrapper,

  premake4,

  unzip,

  openal,

  libpng,

  libvorbis,

  SDL2,

  SDL2_image,

  SDL2_ttf,

  xorg,

  nix-update-script,

}:

stdenv.mkDerivation rec {

let

  sdlInputs = [

    SDL2

    SDL2_ttf

    SDL2_image

  ];

in

stdenv.mkDerivation (finalAttrs: {

  pname = "tome4";

  version = "1.7.6";

  src = fetchurl {

    url = "https://te4.org/dl/t-engine/t-engine4-src-${version}.tar.bz2";

    sha256 = "sha256-mJ3qAIA/jNyt4CT0ZH1IC7GsDUN8JUKSwHVJwnKkaAw=";

  };

  desktop = makeDesktopItem {

    desktopName = pname;

    name = pname;

    exec = "@out@/bin/${pname}";

    icon = pname;

    comment = "An open-source, single-player, role-playing roguelike game set in the world of Eyal.";

    type = "Application";

    categories = [

      "Game"

      "RolePlaying"

    ];

    genericName = pname;

  # Official source according to https://te4.org/wiki/How_to_compile

  src = fetchFromGitLab {

    domain = "git.net-core.org";

    owner = "tome";

    repo = "t-engine4";

    tag = "tome-${finalAttrs.version}";

    hash = "sha256-v0YPbmaOqKYgFkOe/X0FCirucrMo2UGAyhZ7MFj+nsU=";

  };

  prePatch = ''

    # http://forums.te4.org/viewtopic.php?f=42&t=49478&view=next#p234354

    sed -i 's|#include <GL/glext.h>||' src/tgl.h

    substituteInPlace src/tgl.h \

      --replace-fail "#include <GL/glext.h>" ""

  '';

  patches = [

    # https://forums.te4.org/viewtopic.php?f=69&t=39859&p=168681&hilit=luaopen_shaders#p168681

    (fetchpatch2 {

      url = "https://gist.githubusercontent.com/hasufell/cb3b10f834e891d90f83/raw/cb4adda13868f6b94585575db4f8df70877ae45a/tome4-1.1.3-fix-implicit-declaration.patch";

      hash = "sha256-g47N/bi2/DDKqaEkfTaGp9ItS57QVnObzMDWXqrCjWE=";

    })

    # unistd required for execv

    ./0001-web-missing-include.patch

    # unistd required for read and close

    ./0002-zlib-missing-include.patch

    ./0003-incompatible-pointer-types.patch

  ];

  nativeBuildInputs = [

    copyDesktopItems

    makeWrapper

    unzip

    premake4

  ];

    openal

    libpng

    libvorbis

    SDL2

    SDL2_ttf

    SDL2_image

  ];

    xorg.libX11

    xorg.xorgproto

  ]

  ++ sdlInputs;

  # disable parallel building as it caused sporadic build failures

  enableParallelBuilding = false;

  env.NIX_CFLAGS_COMPILE = "-I${lib.getInclude SDL2}/include/SDL2 -I${SDL2_image}/include/SDL2 -I${SDL2_ttf}/include/SDL2";

  env = {

    NIX_CFLAGS_COMPILE =

      lib.concatMapStringsSep " " (i: "-I${lib.getInclude i}/include/SDL2") sdlInputs

      + " "

      + lib.concatMapStringsSep " " (i: "-I${lib.getInclude i}") finalAttrs.buildInputs;

    NIX_CFLAGS_LINK = lib.concatMapStringsSep " " (i: "-L${lib.getLib i}/lib") finalAttrs.buildInputs;

  };

  makeFlags = [ "config=release" ];

  desktopItems = [

    (makeDesktopItem {

      desktopName = "Tales of Maj'Eyal";

      name = "tome4";

      exec = "tome4";

      icon = "te4-icon";

      comment = "An open-source, single-player, role-playing roguelike game set in the world of Eyal.";

      type = "Application";

      categories = [

        "Game"

        "RolePlaying"

      ];

      genericName = "2D roguelike RPG";

    })

  ];

  # The wrapper needs to cd into the correct directory as tome4's detection of

  # the game asset root directory is faulty.

  installPhase = ''

    runHook preInstall

    dir=$out/share/${pname}

    dir=$out/share/tome4

    install -Dm755 t-engine $dir/t-engine

    cp -r bootstrap game $dir

    makeWrapper $dir/t-engine $out/bin/${pname} \

    makeWrapper $dir/t-engine $out/bin/tome4 \

      --chdir "$dir"

    install -Dm755 ${desktop}/share/applications/${pname}.desktop $out/share/applications/${pname}.desktop

    substituteInPlace $out/share/applications/${pname}.desktop \

      --subst-var out

    install -Dm644 game/engines/default/data/gfx/te4-icon.png -t $out/share/icons/hicolor/64x64

    unzip -oj -qq game/engines/te4-${version}.teae data/gfx/te4-icon.png

    install -Dm644 te4-icon.png $out/share/icons/hicolor/64x64/${pname}.png

    install -Dm644 -t $out/share/doc/${pname} CONTRIBUTING COPYING COPYING-MEDIA CREDITS

    install -Dm644 -t $out/share/doc/tome4 CONTRIBUTING COPYING COPYING-MEDIA CREDITS

    runHook postInstall

  '';

  meta = with lib; {

  passthru.updateScript = nix-update-script {

    extraArgs = [

      "--version-regex"

      "tome-(.*)"

    ];

  };

  meta = {

    description = "Tales of Maj'eyal (rogue-like game)";

    mainProgram = "tome4";

    homepage = "https://te4.org/";

    license = licenses.gpl3;

    maintainers = with maintainers; [ peterhoeg ];

    license = lib.licenses.gpl3;

    maintainers = with lib.maintainers; [ peterhoeg ];

    platforms = [

      "i686-linux"

      "x86_64-linux"

    ];

  };

}

})