x16: adopt & modernize

Author: pluiedev

pkgs/by-name/x1/x16/package.nix

@@ -6,6 +6,7 @@
   SDL2,
   callPackage,
   zlib,
+  nix-update-script,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -15,7 +16,7 @@ stdenv.mkDerivation (finalAttrs: {
   src = fetchFromGitHub {
     owner = "X16Community";
     repo = "x16-emulator";
-    rev = "r${finalAttrs.version}";
+    tag = "r${finalAttrs.version}";
     hash = "sha256-E4TosRoORCWLotOIXROP9oqwqo1IRSa6X13GnmuxE9A=";
   };
 
@@ -58,14 +59,16 @@ stdenv.mkDerivation (finalAttrs: {
     run = (callPackage ./run.nix { }) {
       inherit (finalAttrs.finalPackage) emulator rom;
     };
+
+    updateScript = nix-update-script { };
   };
 
   meta = {
     homepage = "https://cx16forum.com/";
     description = "Official emulator of CommanderX16 8-bit computer";
-    changelog = "https://github.com/X16Community/x16-emulator/blob/r${finalAttrs.version}/RELEASES.md";
+    changelog = "https://github.com/X16Community/x16-emulator/blob/${finalAttrs.src.rev}/RELEASES.md";
     license = lib.licenses.bsd2;
-    maintainers = with lib.maintainers; [ ];
+    maintainers = with lib.maintainers; [ pluiedev ];
     mainProgram = "x16emu";
     inherit (SDL2.meta) platforms;
     broken = stdenv.hostPlatform.isAarch64; # ofborg fails to compile it

pkgs/by-name/x1/x16/rom.nix

@@ -5,6 +5,7 @@
   cc65,
   lzsa,
   python3,
+  nix-update-script,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -27,7 +28,7 @@ stdenv.mkDerivation (finalAttrs: {
   postPatch = ''
     patchShebangs findsymbols scripts/
     substituteInPlace Makefile \
-    --replace-fail '/bin/echo' 'echo'
+      --replace-fail '/bin/echo' 'echo'
   '';
 
   dontConfigure = true;
@@ -47,13 +48,14 @@ stdenv.mkDerivation (finalAttrs: {
     # upstream project recommends emulator and rom to be synchronized; passing
     # through the version is useful to ensure this
     inherit (finalAttrs) version;
+    updateScript = nix-update-script { };
   };
 
   meta = {
     homepage = "https://github.com/X16Community/x16-rom";
     description = "ROM file for CommanderX16 8-bit computer";
     license = lib.licenses.bsd2;
-    maintainers = with lib.maintainers; [ ];
+    maintainers = with lib.maintainers; [ pluiedev ];
     inherit (cc65.meta) platforms;
     broken = stdenv.hostPlatform.isDarwin && stdenv.hostPlatform.isAarch64;
   };

pkgs/by-name/x1/x16/run.nix

@@ -1,26 +1,18 @@
 {
   runtimeShell,
   symlinkJoin,
-  writeTextFile,
+  writeShellScriptBin,
 }:
 
 { emulator, rom }:
 
 assert emulator.version == rom.version;
 
 let
-  runScript = writeTextFile {
-    name = "run-x16";
-    text = ''
-      #!${runtimeShell}
-
-      defaultRom="${rom}/share/x16-rom/rom.bin"
-
-      exec "${emulator}/bin/x16emu" -rom $defaultRom "$@"
-    '';
-    executable = true;
-    destination = "/bin/run-x16";
-  };
+  runScript = writeShellScriptBin "run-x16" ''
+    defaultRom="${rom}/share/x16-rom/rom.bin"
+    exec "${emulator}/bin/x16emu" -rom $defaultRom "$@"
+  '';
 in
 symlinkJoin {
   pname = "run-x16";