From c7c6805a130e078f2c6cc9812fd37532aaee43a4 Mon Sep 17 00:00:00 2001
From: OPNA2608 <christoph.neidahl@gmail.com>
Date: Fri, 20 Oct 2023 02:10:07 +0200
Subject: [PATCH] mate.mate-indicator-applet: Use Ayatana indicators instead,
 fix new-style indicator finding

---
 pkgs/desktops/mate/mate-indicator-applet/default.nix | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/pkgs/desktops/mate/mate-indicator-applet/default.nix b/pkgs/desktops/mate/mate-indicator-applet/default.nix
index 7d0d1eec009f..b6445151f594 100644
--- a/pkgs/desktops/mate/mate-indicator-applet/default.nix
+++ b/pkgs/desktops/mate/mate-indicator-applet/default.nix
@@ -4,7 +4,7 @@
 , pkg-config
 , gettext
 , gtk3
-, libindicator-gtk3
+, libayatana-indicator
 , mate
 , hicolor-icon-theme
 , wrapGAppsHook
@@ -20,6 +20,12 @@ stdenv.mkDerivation rec {
     sha256 = "144fh9f3lag2cqnmb6zxlh8k83ya8kha6rmd7r8gg3z5w3nzpyz4";
   };
 
+  postPatch = ''
+    # Find installed Unity & Ayatana (new-style) indicators
+    substituteInPlace src/applet-main.c \
+      --replace '/usr/share' '/run/current-system/sw/share'
+  '';
+
   nativeBuildInputs = [
     pkg-config
     gettext
@@ -28,11 +34,13 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     gtk3
-    libindicator-gtk3
+    libayatana-indicator
     mate.mate-panel
     hicolor-icon-theme
   ];
 
+  configureFlags = [ "--with-ayatana-indicators" ];
+
   enableParallelBuilding = true;
 
   passthru.updateScript = mateUpdateScript { inherit pname; };