From dc2ce0af94b9d5bc58fcfe4b01c446f5e92c8de8 Mon Sep 17 00:00:00 2001
From: Peder Bergebakken Sundt <pbsds@hotmail.com>
Date: Thu, 16 Nov 2023 21:42:13 +0100
Subject: [PATCH] nix-update: set `meta.mainProgram`

---
 pkgs/common-updater/nix-update.nix                   | 2 +-
 pkgs/games/steam/runtime.nix                         | 2 +-
 pkgs/tools/package-management/nix-update/default.nix | 1 +
 3 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/pkgs/common-updater/nix-update.nix b/pkgs/common-updater/nix-update.nix
index 269e1b6e6455..342b1677c6de 100644
--- a/pkgs/common-updater/nix-update.nix
+++ b/pkgs/common-updater/nix-update.nix
@@ -4,4 +4,4 @@
 , extraArgs ? [ ]
 }:
 
-[ "${nix-update}/bin/nix-update" ] ++ extraArgs ++ lib.optional (attrPath != null) attrPath
+[ "${lib.getExe nix-update}" ] ++ extraArgs ++ lib.optional (attrPath != null) attrPath
diff --git a/pkgs/games/steam/runtime.nix b/pkgs/games/steam/runtime.nix
index c8c67e94b4a4..593d78afe0cc 100644
--- a/pkgs/games/steam/runtime.nix
+++ b/pkgs/games/steam/runtime.nix
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   passthru = {
     updateScript = writeShellScript "update.sh" ''
       version=$(${curl}/bin/curl https://repo.steampowered.com/steamrt-images-scout/snapshots/latest-steam-client-general-availability/VERSION.txt)
-      ${nix-update}/bin/nix-update --version "$version" steamPackages.steam-runtime
+      ${lib.getExe nix-update} --version "$version" steamPackages.steam-runtime
     '';
   };
 
diff --git a/pkgs/tools/package-management/nix-update/default.nix b/pkgs/tools/package-management/nix-update/default.nix
index 755286ec8705..20d5c3105e97 100644
--- a/pkgs/tools/package-management/nix-update/default.nix
+++ b/pkgs/tools/package-management/nix-update/default.nix
@@ -37,6 +37,7 @@ python3.pkgs.buildPythonApplication rec {
     changelog = "https://github.com/Mic92/nix-update/releases/tag/${version}";
     license = licenses.mit;
     maintainers = with maintainers; [ figsoda mic92 zowoq ];
+    mainProgram = "nix-update";
     platforms = platforms.all;
   };
 }