tilem: switch to GTK 3 fork (#522842)

pkgs/by-name/ti/tilem/gcc14-fix.patch

@@ -1,13 +0,0 @@
-diff --git a/gui/macro.c b/gui/macro.c
-index ae8db8b..226d48f 100644
---- a/gui/macro.c
-+++ b/gui/macro.c
-@@ -86,7 +86,7 @@ void tilem_macro_add_action(TilemMacro* macro, int type, char * value) {
- 	macro->actions = tilem_macro_actions_new(macro, n + 1);
- 
- 	/* Then we need to save the action */	
--	macro->actions[n] =  g_new(char, strlen(value)); /* FIXME : gcc says : "assignment from incompatible pointer type" ??? */
-+	macro->actions[n] =  g_new(TilemMacroAtom, 1); /* FIXME : gcc says : "assignment from incompatible pointer type" ??? */
- 	macro->actions[n]->value = g_strdup(value);
- 	macro->actions[n]->type = type;
- 	macro->n++;

pkgs/by-name/ti/tilem/gcc15-fix.patch

@@ -1,12 +0,0 @@
-Fix call to zero-argument tilem_macro_new(), which GCC 15 rejects because the declaration takes no parameters.
---- a/gui/macro.c
-+++ b/gui/macro.c
-@@ -70,7 +70,7 @@
- 	tilem_macro_finalize(emu->macro);
- 
- 	/* Then allocate a new one */	
--	emu->macro = tilem_macro_new(emu);
-+	emu->macro = tilem_macro_new();
- }
- 
- /* Add an action to the macro. The action could be :

pkgs/by-name/ti/tilem/package.nix

@@ -1,43 +1,59 @@
 {
   stdenv,
-  fetchurl,
+  fetchFromGitHub,
+  gnused,
   lib,
+  nix-update,
   pkg-config,
+  writeShellScript,
   glib,
-  gtk2,
+  gtk3,
+  wrapGAppsHook3,
   libticonv,
   libtifiles2,
   libticables2,
   libticalcs2,
 }:
 
-stdenv.mkDerivation (finalAttrs: {
+stdenv.mkDerivation {
   pname = "tilem";
-  version = "2.0";
-  src = fetchurl {
-    url = "mirror://sourceforge/tilem/tilem-${finalAttrs.version}.tar.bz2";
-    sha256 = "1ba38xzhp3yf21ip3cgql6jzy49jc34sfnjsl4syxyrd81d269zw";
+  version = "2.1-unstable-2025-11-06";
+
+  src = fetchFromGitHub {
+    owner = "kuba160";
+    repo = "tilem-gtk3";
+    rev = "64b9a38a4460abf52bf09ab28dffdc3784f002a3";
+    hash = "sha256-FYJMS2GIUbW89VrYbZM1+DLUGu86HxtScSWN0CLtNDo=";
   };
-  nativeBuildInputs = [ pkg-config ];
+
+  nativeBuildInputs = [
+    pkg-config
+    wrapGAppsHook3
+  ];
   buildInputs = [
     glib
-    gtk2
+    gtk3
     libticonv
     libtifiles2
     libticables2
     libticalcs2
   ];
-  patches = [
-    ./gcc14-fix.patch
-    ./gcc15-fix.patch
-  ];
+
   env.NIX_CFLAGS_COMPILE = toString [ "-lm" ];
+
+  passthru.updateScript = writeShellScript "update-tilem" ''
+    ${lib.getExe nix-update} "$UPDATE_NIX_ATTR_PATH" --version=branch
+    ${lib.getExe gnused} -i -E \
+      's/version = "0-unstable-([0-9-]+)";/version = "2.1-unstable-\1";/' \
+      pkgs/by-name/ti/tilem/package.nix
+  '';
+
   meta = {
-    homepage = "http://lpg.ticalc.org/prj_tilem/";
+    homepage = "https://github.com/kuba160/tilem-gtk3";
     description = "Emulator and debugger for Texas Instruments Z80-based graphing calculators";
     license = lib.licenses.gpl3Plus;
     maintainers = with lib.maintainers; [ siraben ];
     platforms = lib.platforms.linux ++ lib.platforms.darwin;
     mainProgram = "tilem2";
   };
-})
+}