From 39e1b91febc0e2f34edec79371938e5ca305e960 Mon Sep 17 00:00:00 2001
From: Kieran Hannigan <overyonderstudios@gmail.com>
Date: Mon, 20 Jul 2026 19:41:08 +1000
Subject: [PATCH] libretro.uzem: init at 0-unstable-2026-04-20

Assisted-by: OpenAI Codex (GPT-5)
---
 .../li/libretroPackages/cores/uzem.nix        | 29 +++++++++++++++++++
 pkgs/by-name/li/libretroPackages/packages.nix |  2 ++
 2 files changed, 31 insertions(+)
 create mode 100644 pkgs/by-name/li/libretroPackages/cores/uzem.nix

diff --git a/pkgs/by-name/li/libretroPackages/cores/uzem.nix b/pkgs/by-name/li/libretroPackages/cores/uzem.nix
new file mode 100644
index 000000000000..56fc499ad67d
--- /dev/null
+++ b/pkgs/by-name/li/libretroPackages/cores/uzem.nix
@@ -0,0 +1,29 @@
+{
+  lib,
+  fetchFromGitHub,
+  mkLibretroCore,
+}:
+mkLibretroCore rec {
+  core = "uzem";
+  version = "0-unstable-2026-04-20";
+
+  src = fetchFromGitHub {
+    owner = "libretro";
+    repo = "libretro-uzem";
+    rev = "d4fe82c38bf3fc789b955bcfcc81dc2e3a2ea89f";
+    hash = "sha256-zS2Sr/IP/kAQoXNhRH37ZfQevVKVQAKlNwlaC43dkuw=";
+  };
+
+  makefile = "Makefile";
+  makeFlags = [ "GIT_VERSION=${builtins.substring 0 7 src.rev}" ];
+  postPatch = ''
+    substituteInPlace Makefile.libretro \
+      --replace-fail 'GIT_VERSION := " $(shell git rev-parse --short HEAD)"' 'GIT_VERSION ?='
+  '';
+
+  meta = {
+    description = "Uzebox emulator for Libretro";
+    homepage = "https://github.com/libretro/libretro-uzem";
+    license = lib.licenses.mit;
+  };
+}
diff --git a/pkgs/by-name/li/libretroPackages/packages.nix b/pkgs/by-name/li/libretroPackages/packages.nix
index 9aea44a64ecf..380aea066f8e 100644
--- a/pkgs/by-name/li/libretroPackages/packages.nix
+++ b/pkgs/by-name/li/libretroPackages/packages.nix
@@ -189,6 +189,8 @@ lib.makeScope newScope (self: {
 
   twenty-fortyeight = self.callPackage ./cores/twenty-fortyeight.nix { };
 
+  uzem = self.callPackage ./cores/uzem.nix { };
+
   vba-m = self.callPackage ./cores/vba-m.nix { };
 
   vba-next = self.callPackage ./cores/vba-next.nix { };