From 09558b2d4b0e5fb74fc5c40b4c6cb0b7e72f7d00 Mon Sep 17 00:00:00 2001
From: Colin <colin@uninsane.org>
Date: Wed, 27 Aug 2025 01:12:45 +0000
Subject: [PATCH] spot: fix cross compilation

---
 pkgs/by-name/sp/spot/package.nix | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/pkgs/by-name/sp/spot/package.nix b/pkgs/by-name/sp/spot/package.nix
index 630682bce77c..9133809ac988 100644
--- a/pkgs/by-name/sp/spot/package.nix
+++ b/pkgs/by-name/sp/spot/package.nix
@@ -40,6 +40,12 @@ stdenv.mkDerivation rec {
     hash = "sha256-731aD+yJkyrNMmYtgKYzXIAyLegDBzTT2XqZs5usXiI=";
   };
 
+  postPatch = ''
+    substituteInPlace src/meson.build --replace-fail \
+      "cargo_output = 'src' / rust_target / meson.project_name()" \
+      "cargo_output = 'src' / '${stdenv.hostPlatform.rust.cargoShortTarget}' / rust_target / meson.project_name()"
+  '';
+
   nativeBuildInputs = [
     appstream-glib
     blueprint-compiler
@@ -71,6 +77,9 @@ stdenv.mkDerivation rec {
   # https://github.com/xou816/spot/issues/313
   mesonBuildType = "release";
 
+  # For https://github.com/xou816/spot/blob/21ee601f655caa4ca9cae1033a27459fe6289318/src/meson.build#L122
+  env.CARGO_BUILD_TARGET = stdenv.hostPlatform.rust.rustcTargetSpec;
+
   passthru = {
     updateScript = nix-update-script { };
   };